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thinkgeo.mapsuite.wpfdesktopedition.openstreetmapoverlay [2015/08/20 03:08]
127.0.0.1 external edit
thinkgeo.mapsuite.wpfdesktopedition.openstreetmapoverlay [2017/03/16 21:59] (current)
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 ====== ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay ====== ====== ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay ======
  
 +{{section>​upgrade_map_suite_to_10.0}}
  
- 
-<!-- Class --> 
 This class represents an overlay that requesting images from OpenStreet Map Service. This class represents an overlay that requesting images from OpenStreet Map Service.
-=== Remarks === 
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay</​a>​ 
 ===== Inheritance Hierarchy ===== ===== Inheritance Hierarchy =====
-*System.Object +  ​*System.Object 
-**[[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay]] +    *ThinkGeo.MapSuite.WpfDesktopEdition.Overlay 
-***[[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay]] +      *ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay 
-****[[ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay]]+        ***ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay**
 ===== Members Summary ===== ===== Members Summary =====
 ==== Public Constructors ==== ==== Public Constructors ====
-^ Name ^ Parameters ^ DeclaringType ^ Summary ^ +** {{wiki:​PublicMethod.gif|}} OpenStreetMapOverlay() ​**
-{{wiki:​PublicMethod.gif|Public Method}}[[#OpenStreetMapOverlay()|OpenStreetMapOverlay]] ​  ​| ​   |    | This is constructore of OpenStreetMapOverlay. ​  | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​OpenStreetMapOverlay(WebProxy)|OpenStreetMapOverlay]] ​  | WebProxy ​  ​| ​   | This is constructore of OpenStreetMapOverlay. ​  |+
  
-==== Protected Constructors ​==== +  * //This is constructore of OpenStreetMapOverlay.//​ 
-^ Name ^ Parameters ^ DeclaringType ^ Summary ^+== Remarks ​== 
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OpenStreetMapOverlay.28.29//​ 
 +== Parameters ​== 
 +<div newline></​div>​ 
 +** {{wiki:​PublicMethod.gif|}} OpenStreetMapOverlay(WebProxy) **
  
 +  * //This is constructore of OpenStreetMapOverlay.//​
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OpenStreetMapOverlay.28WebProxy.29//​
 +== Parameters ==
 +  * //​webProxy//​
 +    * Type:​WebProxy
 +    * Description:​This parameter indicates a WebProxy for requesting image from OpenStreet imagery service.
 +
 +<div newline></​div>​
 +==== Protected Constructors ====
 ==== Public Methods ==== ==== Public Methods ====
-^ Name ^ Parameters ^ DeclaringType ^ Summary ^ +** {{wiki:​PublicMethod.gif|}} Refresh(IEnumerable<​RectangleShape>​) ​**
-{{wiki:​PublicMethod.gif|Public Method}}[[#​Close()|Close]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​Dispose()|Dispose]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method dispose unmanaged resource used in this class. ​  | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​Draw(RectangleShape,​ OverlayRefreshType)|Draw]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]],​ [[ThinkGeo.MapSuite.WpfDesktopEdition.OverlayRefreshType|OverlayRefreshType]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method draws the overlay with the provided extent in world coordinate. ​  | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​Draw(RectangleShape)|Draw]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method draws the overlay with the provided extent in world coordinate. ​  | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​Equals(Object)|Equals]] ​  | Object ​  | Object ​  ​| ​   | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​GetBoundingBox()|GetBoundingBox]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method gets a bounding box of the Overlay. ​  | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​GetHashCode()|GetHashCode]] ​  ​| ​   | Object ​  ​| ​   | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​GetType()|GetType]] ​  ​| ​   | Object ​  ​| ​   | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​Initialize(MapArguments)|Initialize]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments|MapArguments]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method initializes overlay object. ​  | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​LoadState(Byte[])|LoadState]] ​  | Byte[] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method restore the overlay state back from the specified state. ​  | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​Open()|Open]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​PanTo(RectangleShape)|PanTo]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method pans the overlay to the provided world extent. ​  | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#Refresh(IEnumerable<​RectangleShape>​)|Refresh]] ​  | IEnumerable<​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]> ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​Refresh(RectangleShape)|Refresh]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​Refresh(IEnumerable<​RectangleShape>,​ TimeSpan, RequestDrawingBufferTimeType)|Refresh]] ​  | IEnumerable<​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]>,​ TimeSpan, [[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​Refresh(IEnumerable<​RectangleShape>,​ TimeSpan)|Refresh]] ​  | IEnumerable<​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]>,​ TimeSpan ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​Refresh(RectangleShape,​ TimeSpan, RequestDrawingBufferTimeType)|Refresh]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]],​ TimeSpan, [[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​Refresh(RectangleShape,​ TimeSpan)|Refresh]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]],​ TimeSpan ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​Refresh(TimeSpan,​ RequestDrawingBufferTimeType)|Refresh]] ​  | TimeSpan, [[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​Refresh(TimeSpan)|Refresh]] ​  | TimeSpan ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​Refresh()|Refresh]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method refreshes all the content in the OverlayCanvas. For example, LayerOverlay with multiple tiles; when the style of one layer is changed, call Refresh to refresh all the tiles to accept new styles. ​  | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​SaveState()|SaveState]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method saves overlay state to a byte array. ​  | +
-| {{wiki:​PublicMethod.gif|Public Method}}[[#​ToString()|ToString]] ​  ​| ​   | Object ​  ​| ​   |+
  
 +  * //N/A//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here://
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +  * //​extentsToRefresh//​
 +    * Type:​IEnumerable<​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]>​
 +    * Description:​N/​A
 +
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Refresh(TimeSpan) **
 +
 +  * //N/A//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Refresh.28TimeSpan.29//​
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +  * //​bufferTime//​
 +    * Type:​TimeSpan
 +    * Description:​N/​A
 +
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Refresh(TimeSpan,​RequestDrawingBufferTimeType) **
 +
 +  * //N/A//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here://
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +  * //​bufferTime//​
 +    * Type:​TimeSpan
 +    * Description:​N/​A
 +
 +  * //​bufferTimeType//​
 +    * Type:​[[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]]
 +    * Description:​N/​A
 +
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Refresh(RectangleShape,​TimeSpan) **
 +
 +  * //N/A//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Refresh.28RectangleShape.2C_TimeSpan.29//​
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +  * //​extentToRefresh//​
 +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
 +    * Description:​N/​A
 +
 +  * //​bufferTime//​
 +    * Type:​TimeSpan
 +    * Description:​N/​A
 +
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Refresh(RectangleShape,​TimeSpan,​RequestDrawingBufferTimeType) **
 +
 +  * //N/A//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here://
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +  * //​extentToRefresh//​
 +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
 +    * Description:​N/​A
 +
 +  * //​bufferTime//​
 +    * Type:​TimeSpan
 +    * Description:​N/​A
 +
 +  * //​bufferTimeType//​
 +    * Type:​[[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]]
 +    * Description:​N/​A
 +
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Refresh(IEnumerable<​RectangleShape>,​TimeSpan) **
 +
 +  * //N/A//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here://
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +  * //​extentsToRefresh//​
 +    * Type:​IEnumerable<​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]>​
 +    * Description:​N/​A
 +
 +  * //​bufferTime//​
 +    * Type:​TimeSpan
 +    * Description:​N/​A
 +
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Refresh(IEnumerable<​RectangleShape>,​TimeSpan,​RequestDrawingBufferTimeType) **
 +
 +  * //N/A//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here://
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +  * //​extentsToRefresh//​
 +    * Type:​IEnumerable<​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]>​
 +    * Description:​N/​A
 +
 +  * //​bufferTime//​
 +    * Type:​TimeSpan
 +    * Description:​N/​A
 +
 +  * //​bufferTimeType//​
 +    * Type:​[[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]]
 +    * Description:​N/​A
 +
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Initialize(MapArguments) **
 +
 +  * //This method initializes overlay object.//
 +== Remarks ==
 +  * //This is a wrapper method for the virtual method InitializeCore.//​
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +  * //​mapArguments//​
 +    * Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments|MapArguments]]
 +    * Description:​This parameter maintains current map information for calculating mechanism.
 +
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Refresh(RectangleShape) **
 +
 +  * //N/A//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Refresh.28RectangleShape.29//​
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +  * //extent//
 +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
 +    * Description:​N/​A
 +
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Refresh() **
 +
 +  * //This method refreshes all the content in the OverlayCanvas. For example, LayerOverlay with multiple tiles; when the style of one layer is changed, call Refresh to refresh all the tiles to accept new styles.//
 +== Remarks ==
 +  * //The difference from Draw() method is that Refresh() method refreshs all the elements while Draw() does not.//
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Close() **
 +
 +  * //N/A//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Close.28.29//​
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Open() **
 +
 +  * //N/A//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Open.28.29//​
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Draw(RectangleShape) **
 +
 +  * //This method draws the overlay with the provided extent in world coordinate.//​
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Draw.28RectangleShape.29//​
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +  * //​targetExtent//​
 +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
 +    * Description:​This parameter indicates an extent in world coordinate for drawing the overlay.
 +
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Draw(RectangleShape,​OverlayRefreshType) **
 +
 +  * //This method draws the overlay with the provided extent in world coordinate.//​
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Draw.28RectangleShape.2C_OverlayRefreshType.29//​
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +  * //​targetExtent//​
 +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
 +    * Description:​This parameter indicates an extent in world coordinate for drawing the overlay.
 +
 +  * //​refreshType//​
 +    * Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.OverlayRefreshType|OverlayRefreshType]]
 +    * Description:​This parameter indicates whether the elements of this overlay needs to be refreshed. For example, TileOverlay is formed by tiles. When panning the map around, the existing tile doesn'​t need to be redraw, the only thing we need to do is modifying the position of these tiles. On another hand, when click to change the style of the overlay, we need to redraw the tile images to change the appearance. So we need refresh mode.
 +
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} PanTo(RectangleShape) **
 +
 +  * //This method pans the overlay to the provided world extent.//
 +== Remarks ==
 +  * //Some overlay doesn'​t need to continously drawing all the tile. For example, MarkerOverlay is formed by markers. When mouse down to pan, the markers don't need to redraw, we can only change its position. When mouse up to end panning, we can redraw the overlay for better performance.//​
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +  * //​targetExtent//​
 +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
 +    * Description:​This parameter is the target world extent for panning.
 +
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} GetBoundingBox() **
 +
 +  * //This method gets a bounding box of the Overlay.//
 +== Remarks ==
 +  * //This method is the concrete wrapper for the abstract method GetBoundingBoxCore. This method returns the bounding box of the Overlay. As this is a concrete public method that wraps a Core method, we reserve the right to add events and other logic to pre- or post-process data returned by the Core version of the method. In this way, we leave our framework open on our end, but also allow you the developer to extend our logic to suit your needs. If you have questions about this, please contact our support team as we would be happy to work with you on extending our framework.//​
 +
 +== Return Value ==
 +  * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
 +  * Description:​A RectangleShape indicating the bounding box of this overlay
 +
 +== Parameters ==
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} SaveState() **
 +
 +  * //This method saves overlay state to a byte array.//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​SaveState.28.29//​
 +
 +== Return Value ==
 +  * Type:Byte[]
 +  * Description:​A byte array indicates current overlay state.
 +
 +== Parameters ==
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} LoadState(Byte[]) **
 +
 +  * //This method restore the overlay state back from the specified state.//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here://
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +  * //state//
 +    * Type:Byte[]
 +    * Description:​This parameter indicates the state for restore the overlay.
 +
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Dispose() **
 +
 +  * //This method dispose unmanaged resource used in this class.//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Dispose.28.29//​
 +
 +== Return Value ==
 +  * Type:Void
 +  * Description:​N/​A
 +
 +== Parameters ==
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} ToString() **
 +
 +  * //N/A//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ToString.28.29//​
 +
 +== Return Value ==
 +  * Type:String
 +  * Description:​N/​A
 +
 +== Parameters ==
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} Equals(Object) **
 +
 +  * //N/A//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Equals.28Object.29//​
 +
 +== Return Value ==
 +  * Type:​Boolean
 +  * Description:​N/​A
 +
 +== Parameters ==
 +  * //obj//
 +    * Type:Object
 +    * Description:​N/​A
 +
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} GetHashCode() **
 +
 +  * //N/A//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetHashCode.28.29//​
 +
 +== Return Value ==
 +  * Type:Int32
 +  * Description:​N/​A
 +
 +== Parameters ==
 +<div newline></​div>​
 +** {{wiki:​PublicMethod.gif|}} GetType() **
 +
 +  * //N/A//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetType.28.29//​
 +
 +== Return Value ==
 +  * Type:Type
 +  * Description:​N/​A
 +
 +== Parameters ==
 +<div newline></​div>​
 ==== Protected Methods ==== ==== Protected Methods ====
-^ Name ^ Parameters ^ DeclaringType ^ Summary ^ +** {{wiki:​ProtectedMethod.gif|}} GetTileCore() ​**
-{{wiki:​ProtectedMethod.gif|Protected Method}}[[#​CloseCore()|CloseCore]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]](overriden) ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​Dispose(Boolean)|Dispose]] ​  | Boolean ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]](overriden) ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​DrawAttributionCore(GeoCanvas)|DrawAttributionCore]] ​  | [[ThinkGeo.MapSuite.Core.GeoCanvas|GeoCanvas]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​DrawCore(RectangleShape,​ OverlayRefreshType)|DrawCore]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]],​ [[ThinkGeo.MapSuite.WpfDesktopEdition.OverlayRefreshType|OverlayRefreshType]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]](overriden) ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​DrawException(GeoCanvas,​ Exception)|DrawException]] ​  | [[ThinkGeo.MapSuite.Core.GeoCanvas|GeoCanvas]],​ Exception ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | This method will draw on the canvas when the layer.Draw throw exception and the DrawExceptionMode is set to DrawException instead of ThrowException. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​DrawExceptionCore(GeoCanvas,​ Exception)|DrawExceptionCore]] ​  | [[ThinkGeo.MapSuite.Core.GeoCanvas|GeoCanvas]],​ Exception ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | This method will draw on the canvas when the layer.Draw throw exception and the DrawExceptionMode is set to DrawException instead of ThrowException. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​DrawStretchTiles(RectangleShape)|DrawStretchTiles]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​DrawTile(Tile,​ RectangleShape)|DrawTile]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]],​ [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | Redraws a specified tile with the provided world extent. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​DrawTileCore(Tile,​ RectangleShape)|DrawTileCore]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]],​ [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]](overriden) ​  | This method overrides from its base class TileOverlay. It actually requests image for the passed tile with the passed world extent. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​Finalize()|Finalize]] ​  ​| ​   | Object(overriden) ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​GetBoundingBoxCore()|GetBoundingBoxCore]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]](overriden) ​  | This method gets a world extent for holding the entire OpenStreed map.   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​GetDrawingCells(RectangleShape)|GetDrawingCells]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | This method gets the cells for drawing in the passed world extent. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​GetDrawingCellsCore(RectangleShape)|GetDrawingCellsCore]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]](overriden) ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​GetSortedCells(Dictionary<​String,​ TileMatrixCell>,​ RectangleShape)|GetSortedCells]] ​  | Dictionary<​String,​ [[ThinkGeo.MapSuite.Core.TileMatrixCell|TileMatrixCell]]>,​ [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​GetSortedCellsCore(Dictionary<​String,​ TileMatrixCell>,​ RectangleShape)|GetSortedCellsCore]] ​  | Dictionary<​String,​ [[ThinkGeo.MapSuite.Core.TileMatrixCell|TileMatrixCell]]>,​ [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#GetTileCore()|GetTileCore]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]](overriden) ​  | This method gets a concrete tile class to form this overlay. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​GetTileMatrix(Double,​ Int32, Int32, GeographyUnit)|GetTileMatrix]] ​  | Double, Int32, Int32, [[ThinkGeo.MapSuite.Core.GeographyUnit|GeographyUnit]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​InitializeCore(MapArguments)|InitializeCore]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments|MapArguments]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]](overriden) ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​LoadStateCore(Byte[])|LoadStateCore]] ​  | Byte[] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]](overriden) ​  | This method restore the overlay state back from the specified state. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​MemberwiseClone()|MemberwiseClone]] ​  ​| ​   | Object ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​OnDrawTilesProgressChanged(DrawTilesProgressChangedTileOverlayEventArgs)|OnDrawTilesProgressChanged]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawTilesProgressChangedTileOverlayEventArgs|DrawTilesProgressChangedTileOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | Occurs when Tiles' download progress is changed. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​OnDrawing(DrawingOverlayEventArgs)|OnDrawing]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingOverlayEventArgs|DrawingOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method raises before the overlay is drawing. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​OnDrawingAttribution(DrawingAttributionOverlayEventArgs)|OnDrawingAttribution]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingAttributionOverlayEventArgs|DrawingAttributionOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​OnDrawingException(DrawingExceptionTileOverlayEventArgs)|OnDrawingException]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingExceptionTileOverlayEventArgs|DrawingExceptionTileOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​OnDrawingTile(DrawingTileTileOverlayEventArgs)|OnDrawingTile]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingTileTileOverlayEventArgs|DrawingTileTileOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | This method raises before a tile is drawing. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​OnDrawn(DrawnOverlayEventArgs)|OnDrawn]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnOverlayEventArgs|DrawnOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method raises after the overlay is drawn. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​OnDrawnAttribution(DrawnAttributionOverlayEventArgs)|OnDrawnAttribution]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnAttributionOverlayEventArgs|DrawnAttributionOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​OnDrawnException(DrawnExceptionTileOverlayEventArgs)|OnDrawnException]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnExceptionTileOverlayEventArgs|DrawnExceptionTileOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​OnDrawnTile(DrawnTileTileOverlayEventArgs)|OnDrawnTile]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnTileTileOverlayEventArgs|DrawnTileTileOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | This method raises after a tile is drawn. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​OnSendingWebRequest(SendingWebRequestEventArgs)|OnSendingWebRequest]] ​  | [[ThinkGeo.MapSuite.Core.SendingWebRequestEventArgs|SendingWebRequestEventArgs]] ​  ​| ​   |    | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​OnSentWebRequest(SentWebRequestEventArgs)|OnSentWebRequest]] ​  | [[ThinkGeo.MapSuite.Core.SentWebRequestEventArgs|SentWebRequestEventArgs]] ​  ​| ​   |    | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​OnTileTypeChanged(TileTypeChangedTileOverlayEventArgs)|OnTileTypeChanged]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileTypeChangedTileOverlayEventArgs|TileTypeChangedTileOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​OpenCore()|OpenCore]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]](overriden) ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​PanToCore(RectangleShape)|PanToCore]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method pans the overlay to the provided world extent. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​PrefillDataToTiles(IEnumerable<​Tile>​)|PrefillDataToTiles]] ​  | IEnumerable<​[[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]]> ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​PrefillDataToTilesCore(IEnumerable<​Tile>​)|PrefillDataToTilesCore]] ​  | IEnumerable<​[[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]]> ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​RefreshCore(RectangleShape)|RefreshCore]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​RefreshCore()|RefreshCore]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]](overriden) ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​SaveStateCore()|SaveStateCore]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]](overriden) ​  | This method saves overlay state to a byte array. ​  |+
  
-==== Public Properties ==== +  ​* //This method ​gets a concrete tile class to form this overlay.// 
-^ Name ^ Return ^ DeclaringType ^ Summary ^ +== Remarks == 
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​Attribution|Attribution]] ​  ​| String ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +  * //For the most updated Info for this topic, please check it here:http:wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#GetTileCore.28.29//
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​AutoRefreshInterval|AutoRefreshInterval]] ​  | TimeSpan ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​CanRefreshRegion|CanRefreshRegion]] ​  | Boolean ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​CustomServerUris|CustomServerUris]] ​  | Collection<​Uri> ​  ​| ​   |    | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​DrawingExceptionMode|DrawingExceptionMode]] ​  | [[ThinkGeo.MapSuite.Core.DrawingExceptionMode|DrawingExceptionMode]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​This property ​gets and sets the DrawingExceptionMode used when an exception occurs during drawing. ​  | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​ImageFormat|ImageFormat]] ​  | [[ThinkGeo.MapSuite.Core.TileImageFormat|TileImageFormat]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | Gets and sets drawing format for the tiles. ​  | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​IsBase|IsBase]] ​  | Boolean ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​IsEmpty|IsEmpty]] ​  | Boolean ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This property gets if this overlay ​is empty or not  | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​IsVisible|IsVisible]] ​  | Boolean ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]](overriden) ​  ​| ​   | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​JpegQuality|JpegQuality]] ​  | Int32   | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | Gets or sets the image quality when the TileImageFormat is Jpeg; otherwise this property has no effects. Its default value is 80.   | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​MapArguments|MapArguments]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments|MapArguments]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | Gets or sets current map information which will be used for calculating mechanism. ​  | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​MaxExtent|MaxExtent]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | This property gets or sets the max extent of matrix to calculate the tiles. ​  | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​Name|Name]] ​  | String ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | Gets or sets the name of this overaly. ​  | +
-| {{wiki:PublicProperty.gif|Public Property}}[[#​OverlayCanvas|OverlayCanvas]] ​  | Canvas ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | Gets or sets the actual canvas which maintains all the visual elements on the overlay. ​  | +
-| {{wiki:PublicProperty.gif|Public Property}}[[#​ProjectedTileCache|ProjectedTileCache]] ​  | [[ThinkGeo.MapSuite.Core.BitmapTileCache|BitmapTileCache]] ​  ​| ​   |    | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​ProjectionFromSphericalMercator|ProjectionFromSphericalMercator]] ​  | [[ThinkGeo.MapSuite.Core.Projection|Projection]] ​  ​| ​   |    | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​TileBuffer|TileBuffer]] ​  | Int32   | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | This property gets and sets the number of extra rows and colums of tiles on each side which will surround the minimum grid tiles to cover the map.   | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#TileCache|TileCache]] ​  | [[ThinkGeo.MapSuite.Core.BitmapTileCache|BitmapTileCache]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]](overriden) ​  ​| ​   | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​TileHeight|TileHeight]] ​  | Int32   | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | Gets and sets the height of the tile.   | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​TileType|TileType]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileType|TileType]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | Gets and sets the overlay is formed by multiple tiles or single tile.   | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​TileWidth|TileWidth]] ​  | Int32   | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | Gets and sets the width of the tile.   | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​TimeoutInSeconds|TimeoutInSeconds]] ​  | Int32   ​| ​   | Gets or sets the length of time, in seconds, before the request times out.   | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​TransitionEffect|TransitionEffect]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TransitionEffect|TransitionEffect]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | Gets and sets the transition effect of the overlay when zooming. After zooming, the existing tiles stretch and leave in current viewport. Set to None when its background is transparent. ​  | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​WebProxy|WebProxy]] ​  | WebProxy ​  ​| ​   | Gets or sets the WebProxy for using OpenStreet map service. ​  | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​WrappingExtent|WrappingExtent]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  ​| ​   | +
-| {{wiki:​PublicProperty.gif|Public Property}}[[#​WrappingMode|WrappingMode]] ​  | [[ThinkGeo.MapSuite.Core.WrappingMode|WrappingMode]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | Thie property gets or sets whether allow wrap date line.   |+
  
-==== Protected Properties ==== +== Return Value == 
-^ Name ^ Return ^ DeclaringType ^ Summary ^ +  * Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]] 
-| {{wiki:ProtectedProperty.gif|Protected Property}}[[#​DrawingCanvas|DrawingCanvas]] ​  | Canvas ​  ​| ​[[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]]   | Gets current drawing canvas which holds actual tile controls. ​  | +  * Description:A concrete Tile object that for requesting images from OpenStreet serverice.
-| {{wiki:ProtectedProperty.gif|Protected Property}}[[#​IsOverlayInitialized|IsOverlayInitialized]] ​  | Boolean ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | Gets or sets if the overlay canvas is initialized. ​  | +
-| {{wiki:​ProtectedProperty.gif|Protected Property}}[[#​PreviousExtent|PreviousExtent]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | Gets or sets the previous exent of the overlay. ​  | +
-| {{wiki:​ProtectedProperty.gif|Protected Property}}[[#​StretchCanvas|StretchCanvas]] ​  | Canvas ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | Gets current stretch canvas which holds stretched tile controls during the stretch transition. ​  |+
  
-==== Public Events ==== +== Parameters ​== 
-^ Name ^ Event Arguments ^ DeclaringType ^ Summary ^ +<div newline></​div>​ 
-{{wiki:PublicEvent.gif|Public Event}}[[#​DrawTilesProgressChanged|DrawTilesProgressChanged]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawTilesProgressChangedTileOverlayEventArgs|DrawTilesProgressChangedTileOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | This event raises when download progress is changed. ​  | +** {{wiki:ProtectedMethod.gif|}} ​CloseCore() **
-| {{wiki:​PublicEvent.gif|Public Event}}[[#​Drawing|Drawing]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingOverlayEventArgs|DrawingOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This event raises before the overlay is drawing. ​  | +
-| {{wiki:​PublicEvent.gif|Public Event}}[[#​DrawingAttribution|DrawingAttribution]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingAttributionOverlayEventArgs|DrawingAttributionOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicEvent.gif|Public Event}}[[#​DrawingException|DrawingException]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingExceptionTileOverlayEventArgs|DrawingExceptionTileOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  ​| ​   | +
-| {{wiki:​PublicEvent.gif|Public Event}}[[#​DrawingTile|DrawingTile]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingTileTileOverlayEventArgs|DrawingTileTileOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | This event raises before the tile is drawing. ​  | +
-| {{wiki:​PublicEvent.gif|Public Event}}[[#​Drawn|Drawn]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnOverlayEventArgs|DrawnOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This event raises after the overlay is drawn. ​  | +
-| {{wiki:​PublicEvent.gif|Public Event}}[[#​DrawnAttribution|DrawnAttribution]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnAttributionOverlayEventArgs|DrawnAttributionOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{wiki:​PublicEvent.gif|Public Event}}[[#​DrawnException|DrawnException]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnExceptionTileOverlayEventArgs|DrawnExceptionTileOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  ​| ​   | +
-| {{wiki:​PublicEvent.gif|Public Event}}[[#​DrawnTile|DrawnTile]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnTileTileOverlayEventArgs|DrawnTileTileOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  | This event raises after the tile is drawn. ​  | +
-| {{wiki:​PublicEvent.gif|Public Event}}[[#​SendingWebRequest|SendingWebRequest]] ​  | [[ThinkGeo.MapSuite.Core.SendingWebRequestEventArgs|SendingWebRequestEventArgs]] ​  ​| ​   |    | +
-| {{wiki:​PublicEvent.gif|Public Event}}[[#​SentWebRequest|SentWebRequest]] ​  | [[ThinkGeo.MapSuite.Core.SentWebRequestEventArgs|SentWebRequestEventArgs]] ​  ​| ​   |    | +
-| {{wiki:​PublicEvent.gif|Public Event}}[[#​TileTypeChanged|TileTypeChanged]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileTypeChangedTileOverlayEventArgs|TileTypeChangedTileOverlayEventArgs]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay|TileOverlay]] ​  ​| ​   |+
  
-===== Public Constructors ===== +  * //N/A// 
-==== OpenStreetMapOverlay() ==== +== Remarks == 
-This is constructore of OpenStreetMapOverlay. +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​CloseCore.28.29//
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OpenStreetMapOverlay.28.29" target="​_blank">​http:​//wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OpenStreetMapOverlay.28.29</​a>​ +
-=== Parameters === +
-^  Name ^  Type ^  Description ^+
  
-[[#Public Constructors|Go Back]] +== Return Value == 
-==== OpenStreetMapOverlay(WebProxy) ​==== +  * Type:Void 
-This is constructore of OpenStreetMapOverlay. +  ​Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OpenStreetMapOverlay.28WebProxy.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OpenStreetMapOverlay.28WebProxy.29</​a>​ +
-=== Parameters === +
-^  Name ^  Type ^  ​Description ​+
-| webProxy ​  | WebProxy<​!-- System.Net.WebProxy --> ​  | This parameter indicates a WebProxy for requesting image from OpenStreet imagery service. ​  |+
  
-[[#Public Constructors|Go Back]] +== Parameters ​== 
-===== Protected Constructors ===== +<div newline></div
-===== Public Methods ===== +** {{wiki:​ProtectedMethod.gif|}} OpenCore() **
-==== Close() ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Close.28.29"​ target="​_blank"​>http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Close.28.29</a+
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //N/A// 
-^  Name ^  Type ^  Description ^+== Remarks ​== 
 +  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OpenCore.28.29//​
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#Public Methods|Go Back]] +  ​* ​Type:Void 
-==== Dispose() ==== +  * Description:N/A
-This method dispose unmanaged resource used in this class. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Dispose.28.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Dispose.28.29</​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +== Parameters == 
-^  Name ^  Type ^  Description ^+<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} DrawTileCore(Tile,​RectangleShape) **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //This method ​overrides from its base class TileOverlay. It actually requests image for the passed tile with the passed ​world extent.// 
-[[#Public Methods|Go Back]] +== Remarks == 
-==== Draw(RectangleShape,​ OverlayRefreshType) ==== +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawTileCore.28Tile.2C_RectangleShape.29//
-This method ​draws the overlay ​with the provided extent in world coordinate+
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Draw.28RectangleShape.2C_OverlayRefreshType.29" target="​_blank">​http:​//wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Draw.28RectangleShape.2C_OverlayRefreshType.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​ ​Description ​+  ​Type:Void 
-| targetExtent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  | This parameter indicates an extent in world coordinate for drawing the overlay. ​  | +  Description:N/A
-| refreshType ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.OverlayRefreshType|OverlayRefreshType]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.OverlayRefreshType --> ​  | This parameter indicates whether the elements of this overlay needs to be refreshed. For example, TileOverlay is formed by tiles. When panning the map around, the existing tile doesn'​t need to be redraw, the only thing we need to do is modifying the position of these tiles. On another hand, when click to change the style of the overlay, we need to redraw the tile images to change the appearance. So we need refresh mode.   |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters ​== 
-[[#Public Methods|Go Back]] +  ​* ​//tile// 
-==== Draw(RectangleShape) ​==== +    * Type:[[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]] 
-This method draws the overlay with the provided extent in world coordinate. +    ​* ​Description:A tile object that creating by the GetTileCore method. It's the tile which needs to be draw in this mehtod.
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Draw.28RectangleShape.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Draw.28RectangleShape.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +  * //​targetExtent//​ 
-^  Name ^  ​Type ^  Description ^ +    ​* ​Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-| targetExtent ​  ​| ​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  | This parameter indicates an extent ​in world coordinate for drawing ​the overlay  |+    * Description:​A world extent ​that to draw the passed tile object.
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +<div newline></div> 
-[[#Public Methods|Go Back]] +** {{wiki:ProtectedMethod.gif|}} GetDrawingCellsCore(RectangleShape) **
-==== Equals(Object) ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Equals.28Object.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Equals.28Object.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Boolean<​!-- System.Boolean --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //N/A// 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| obj   | Object<​!-- System.Object --> ​  ​| ​   |+  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetDrawingCellsCore.28RectangleShape.29//​
  
-<!-- System.Object --> +== Return Value == 
-[[#Public Methods|Go Back]] +  ​* ​Type:​Dictionary<​String,​[[ThinkGeo.MapSuite.Core.TileMatrixCell|TileMatrixCell]]> 
-==== GetBoundingBox() ==== +  * Description:​N/​A
-This method gets a bounding box of the Overlay. +
-=== Remarks === +
-This method is the concrete wrapper for the abstract method GetBoundingBoxCore. This method returns the bounding box of the Overlay.As this is a concrete public method that wraps a Core method, we reserve the right to add events and other logic to pre- or post-process data returned by the Core version of the method. In this way, we leave our framework open on our end, but also allow you the developer to extend our logic to suit your needs. If you have questions about this, please contact our support team as we would be happy to work with you on extending our framework. +
-=== Return Value === +
-^ Return ​Type ^ Description ^ +
-[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<!-- ThinkGeo.MapSuite.Core.RectangleShape --  | RectangleShape indicating the bounding box of this overlay ​  |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  ​Description ​^+  ​* //​targetExtent//​ 
 +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
 +    * Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +<div newline></div> 
-[[#Public Methods|Go Back]] +** {{wiki:ProtectedMethod.gif|}} GetBoundingBoxCore() **
-==== GetHashCode() ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetHashCode.28.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetHashCode.28.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Int32<​!-- System.Int32 --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //This method gets a world extent for holding the entire OpenStreed map.// 
-^  Name ^  Type ^  Description ^+== Remarks ​== 
 +  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetBoundingBoxCore.28.29//​
  
-<!-- System.Object --> +== Return Value == 
-[[#Public Methods|Go Back]] +  * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-==== GetType() ​==== +  * Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetType.28.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetType.28.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Type<!-- System.Type --> ​  ​| ​   |+
  
-=== Parameters === +== Parameters == 
-^  Name ^  Type ^  Description ^+<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} SaveStateCore() **
  
-<!-- System.Object --> +  * //This method ​saves overlay ​state to a byte array.// 
-[[#Public Methods|Go Back]] +== Remarks == 
-==== Initialize(MapArguments) ==== +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​SaveStateCore.28.29//​
-This method ​initializes ​overlay ​object+
-=== Remarks ​=== +
-This is a wrapper method ​for the virtual method InitializeCore. +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​ ​Description ​+  ​Type:Byte[] 
-| mapArguments ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments|MapArguments]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments --> ​  | This parameter maintains ​current ​map information for calculating mechanism  |+  Description:A byte array indicates ​current ​overlay state.
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters ​== 
-[[#Public Methods|Go Back]] +<div newline></div
-==== LoadState(Byte[]) ​==== +** {{wiki:​ProtectedMethod.gif|}} LoadStateCore(Byte[]) **
-This method restore the overlay state back from the specified state. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href=""​ target="​_blank"​></a+
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //This method restore the overlay state back from the specified state.// 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| state   | Byte[]<​!-- System.Byte[[]] --> ​  | This parameter indicates ​the state for restore the overlay. ​  |+  ​* //For the most updated Info for this topic, please check it here://
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#Public Methods|Go Back]] +  ​* ​Type:Void 
-==== Open() ==== +  * Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Open.28.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Open.28.29</​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  ​Description ​^+  ​* //state// 
 +    * Type:Byte[] 
 +    * Description:This parameter indicates the state for restore the overlay.
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --+<div newline></​div
-[[#Public Methods|Go Back]] +** {{wiki:​ProtectedMethod.gif|}} OnSendingWebRequest(SendingWebRequestEventArgs**
-==== PanTo(RectangleShape==== +
-This method pans the overlay to the provided world extent. +
-=== Remarks === +
-Some overlay doesn'​t need to continously drawing all the tile. For example, MarkerOverlay is formed by markers. When mouse down to pan, the markers don't need to redraw, we can only change its position. When mouse up to end panning, we can redraw the overlay for better performance. +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +  * //N/A// 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| targetExtent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ​ThinkGeo.MapSuite.Core.RectangleShape --> ​  | This parameter is the target world extent for panning  |+  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnSendingWebRequest.28SendingWebRequestEventArgs.29//​
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#Public Methods|Go Back]] +  ​* ​Type:Void 
-==== Refresh(IEnumerable<​RectangleShape>​) ==== +  * Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href=""​ target="​_blank"></​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //e// 
-| extentsToRefresh ​  | IEnumerable<​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]><!-- System.Collections.Generic.IEnumerable{ThinkGeo.MapSuite.Core.RectangleShape} --> ​  ​| ​   |+    * Type:[[ThinkGeo.MapSuite.Core.SendingWebRequestEventArgs|SendingWebRequestEventArgs]] 
 +    * Description:​N/​A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +<div newline></div> 
-[[#Public Methods|Go Back]] +** {{wiki:ProtectedMethod.gif|}} OnSentWebRequest(SentWebRequestEventArgs) **
-==== Refresh(RectangleShape) ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Refresh.28RectangleShape.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Refresh.28RectangleShape.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //N/A// 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| extent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  ​| ​   |+  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnSentWebRequest.28SentWebRequestEventArgs.29//
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#Public Methods|Go Back]] +  ​* ​Type:Void 
-==== Refresh(IEnumerable<​RectangleShape>,​ TimeSpan, RequestDrawingBufferTimeType) ==== +  * Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href=""​ target="​_blank"></​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //e// 
-| extentsToRefresh ​  | IEnumerable<​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]><!-- System.Collections.Generic.IEnumerable{ThinkGeo.MapSuite.Core.RectangleShape} --> ​  ​| ​   | +    * Type:[[ThinkGeo.MapSuite.Core.SentWebRequestEventArgs|SentWebRequestEventArgs]] 
-| bufferTime ​  | TimeSpan<​!-- System.TimeSpan --> ​  ​| ​   +    ​* Description:​N/​A
-| bufferTimeType ​  | [[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]]<​!-- ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType --> ​  ​| ​   |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --+<div newline></​div
-[[#Public Methods|Go Back]] +** {{wiki:​ProtectedMethod.gif|}} GBQ=(RectangleShape) ​**
-==== Refresh(IEnumerable<​RectangleShape>, TimeSpan==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href=""​ target="​_blank"></​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +  * //N/A// 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| extentsToRefresh ​  | IEnumerable<​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]><​!-- System.Collections.Generic.IEnumerable{ThinkGeo.MapSuite.Core.RectangleShape} --> ​  ​| ​   | +  ​* //N/A//
-| bufferTime ​  | TimeSpan<​!-- System.TimeSpan --> ​  ​| ​   |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#Public Methods|Go Back]] +  ​* ​Type:Void 
-==== Refresh(RectangleShape,​ TimeSpan, RequestDrawingBufferTimeType) ==== +  * Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href=""​ target="​_blank"></​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //​targetExtent//​ 
-| extentToRefresh ​  ​| ​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  ​| ​   | +    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-| bufferTime ​  | TimeSpan<​!-- System.TimeSpan --> ​  ​| ​   +    ​* Description:​N/​A
-| bufferTimeType ​  | [[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]]<​!-- ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType --> ​  ​| ​   |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +<div newline></div> 
-[[#Public Methods|Go Back]] +** {{wiki:ProtectedMethod.gif|}} HBQ=(QhY=) **
-==== Refresh(RectangleShape,​ TimeSpan) ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Refresh.28RectangleShape.2C_TimeSpan.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Refresh.28RectangleShape.2C_TimeSpan.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +  * //N/A// 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| extentToRefresh ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  ​| ​   | +  ​* //N/A//
-| bufferTime ​  | TimeSpan<​!-- System.TimeSpan --> ​  ​| ​   |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#Public Methods|Go Back]] +  ​* ​Type:Void 
-==== Refresh(TimeSpan,​ RequestDrawingBufferTimeType) ==== +  * Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href=""​ target="​_blank"></​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
- Name ^  Type ^  Description ^ +  ​* //​clearTilesMode//​ 
-| bufferTime ​  | TimeSpan<​!-- System.TimeSpan --> ​  ​| ​   | +    ​* Type:QhY= 
-| bufferTimeType ​  | [[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]]<​!-- ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType --> ​  ​| ​   |+    ​* Description:​N/​A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +<div newline></div> 
-[[#Public Methods|Go Back]] +** {{wiki:ProtectedMethod.gif|}} DrawCore(RectangleShape,​OverlayRefreshType) **
-==== Refresh(TimeSpan) ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Refresh.28TimeSpan.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Refresh.28TimeSpan.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //N/A// 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| bufferTime ​  | TimeSpan<​!-- System.TimeSpan --> ​  ​| ​   |+  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawCore.28RectangleShape.2C_OverlayRefreshType.29//​
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#Public Methods|Go Back]] +  ​* ​Type:Void 
-==== Refresh() ==== +  * Description:N/A
-This method refreshes all the content in the OverlayCanvas. For example, LayerOverlay with multiple tiles; when the style of one layer is changed, call Refresh to refresh all the tiles to accept new styles. +
-=== Remarks === +
-The difference from Draw() method is that Refresh() method refreshs all the elements while Draw() does not. +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  ​Description ​^+  ​* //​targetExtent//​ 
 +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
 +    * Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //overlayRefreshType// 
-[[#Public Methods|Go Back]] +    * Type:[[ThinkGeo.MapSuite.WpfDesktopEdition.OverlayRefreshType|OverlayRefreshType]] 
-==== SaveState() ==== +    * Description:​N/​A
-This method saves overlay state to a byte array. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​SaveState.28.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​SaveState.28.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-Byte[]<​!-- System.Byte[[]] --> ​  ​| ​byte array indicates current overlay state. ​  |+
  
-=== Parameters === +<div newline></​div>​ 
-^  Name ^  Type ^  Description ^+** {{wiki:​ProtectedMethod.gif|}} PrefillDataToTiles(IEnumerable<​Tile>​) **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //N/A// 
-[[#Public Methods|Go Back]] +== Remarks == 
-==== ToString() ==== +  * //For the most updated Info for this topic, please check it here://
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ToString.28.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ToString.28.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| String<​!-- System.String --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​ ​Description ​^+  ​Type:Void 
 +  Description:N/A
  
-<!-- System.Object --> +== Parameters ​== 
-[[#Public Methods|Go Back]] +  ​* ​//tiles// 
-===== Protected Methods ===== +    * Type:IEnumerable<​[[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]]
-==== CloseCore() ==== +    ​* ​Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​CloseCore.28.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​CloseCore.28.29</​a+
-=== Return Value === +
-^ Return Type ^ Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +<div newline></​div>​ 
-^  Name ^  Type ^  Description ^+** {{wiki:​ProtectedMethod.gif|}} PrefillDataToTilesCore(IEnumerable<​Tile>​) **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay(overriden) --> +  * //N/A// 
-[[#​Protected Methods|Go Back]] +== Remarks == 
-==== Dispose(Boolean) ==== +  * //For the most updated Info for this topic, please check it here://
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Dispose.28Boolean.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Dispose.28Boolean.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​ ​Description ​+  ​Type:Void 
-| disposing ​  | Boolean<​!-- System.Boolean --> ​  ​| ​   |+  Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay(overriden) --> +== Parameters ​== 
-[[#​Protected Methods|Go Back]] +  ​* ​//tiles// 
-==== DrawAttributionCore(GeoCanvas) ​==== +    * Type:IEnumerable<​[[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]]
-=== Remarks === +    ​* ​Description:N/A
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawAttributionCore.28GeoCanvas.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawAttributionCore.28GeoCanvas.29</​a+
-=== Return Value === +
-^ Return Type ^ Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +<div newline></​div>​ 
-^  Name ^  Type ^  Description ^ +** {{wiki:​ProtectedMethod.gif|}} RefreshCore() **
-| canvas ​  | [[ThinkGeo.MapSuite.Core.GeoCanvas|GeoCanvas]]<​!-- ThinkGeo.MapSuite.Core.GeoCanvas --> ​  ​| ​   ​|+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //N/A// 
-[[#​Protected Methods|Go Back]] +== Remarks == 
-==== DrawCore(RectangleShape,​ OverlayRefreshType) ==== +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​RefreshCore.28.29//
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawCore.28RectangleShape.2C_OverlayRefreshType.29" target="​_blank">​http:​//wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawCore.28RectangleShape.2C_OverlayRefreshType.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​ ​Description ​+  ​Type:Void 
-| targetExtent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  ​| ​   | +  Description:N/A
-| overlayRefreshType ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.OverlayRefreshType|OverlayRefreshType]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.OverlayRefreshType --> ​  ​| ​   |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay(overriden) --> +== Parameters ​== 
-[[#​Protected Methods|Go Back]] +<div newline></​div>​ 
-==== DrawException(GeoCanvas,​ Exception) ​==== +** {{wiki:​ProtectedMethod.gif|}} OnDrawTilesProgressChanged(DrawTilesProgressChangedTileOverlayEventArgs) **
-This method will draw on the canvas when the layer.Draw throw exception and the DrawExceptionMode is set to DrawException instead of ThrowException. +
-=== Remarks === +
-This method can be overriden its logic by rewrite the DrawExceptionCore. +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //Occurs when Tiles' download progress is changed.//​ 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| canvas ​  | [[ThinkGeo.MapSuite.Core.GeoCanvas|GeoCanvas]]<​!-- ​ThinkGeo.MapSuite.Core.GeoCanvas --> ​  | The target canvas to draw the layer  | +  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawTilesProgressChanged.28DrawTilesProgressChangedTileOverlayEventArgs.29//
-| e   | Exception<​!-- System.Exception --> ​  | The exception thrown when layer.Draw(). ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +== Return Value == 
-[[#​Protected Methods|Go Back]] +  ​* ​Type:Void 
-==== DrawExceptionCore(GeoCanvas,​ Exception) ==== +  * Description:N/A
-This method will draw on the canvas when the layer.Draw throw exception and the DrawExceptionMode is set to DrawException instead of ThrowException. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawExceptionCore.28GeoCanvas.2C_Exception.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawExceptionCore.28GeoCanvas.2C_Exception.29</​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //args// 
-| canvas ​  ​| ​[[ThinkGeo.MapSuite.Core.GeoCanvas|GeoCanvas]]<!-- ThinkGeo.MapSuite.Core.GeoCanvas --> ​  | The target canvas to draw the layer. ​  | +    * Type:[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawTilesProgressChangedTileOverlayEventArgs|DrawTilesProgressChangedTileOverlayEventArgs]] 
-| e   | Exception<​!-- System.Exception --> ​  | The exception thrown when layer.Draw(). ​  |+    * Description:​Event arguments for DownloadProgress event.
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +<div newline></div> 
-[[#​Protected Methods|Go Back]] +** {{wiki:ProtectedMethod.gif|}} OnDrawingTile(DrawingTileTileOverlayEventArgs) **
-==== DrawStretchTiles(RectangleShape) ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawStretchTiles.28RectangleShape.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawStretchTiles.28RectangleShape.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //This method raises before a tile is drawing.//​ 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| targetExtent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  ​| ​   |+  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingTile.28DrawingTileTileOverlayEventArgs.29//
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +== Return Value == 
-[[#​Protected Methods|Go Back]] +  ​* ​Type:Void 
-==== DrawTile(Tile,​ RectangleShape) ==== +  * Description:N/A
-Redraws a specified tile with the provided world extent. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawTile.28Tile.2C_RectangleShape.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawTile.28Tile.2C_RectangleShape.29</​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //args// 
-| tile   ​| ​[[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Tile --> ​  | A Tile object that is created by the GetTile() method to draw.   | +    * Type:[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingTileTileOverlayEventArgs|DrawingTileTileOverlayEventArgs]] 
-| targetExtent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  | A world extent ​for drawing the passed tile  |+    * Description:​This ​is an event argument ​for DrawingTile event.
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +<div newline></div> 
-[[#​Protected Methods|Go Back]] +** {{wiki:ProtectedMethod.gif|}} OnDrawnTile(DrawnTileTileOverlayEventArgs) **
-==== DrawTileCore(Tile,​ RectangleShape) ==== +
-This method overrides from its base class TileOverlay. It actually requests image for the passed tile with the passed world extent. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawTileCore.28Tile.2C_RectangleShape.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawTileCore.28Tile.2C_RectangleShape.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //This method raises after a tile is drawn.// 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| tile   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]]<​!-- ​ThinkGeo.MapSuite.WpfDesktopEdition.Tile --> ​  | A tile object that creating by the GetTileCore methodIt's the tile which needs to be draw in this mehtod  | +  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnTile.28DrawnTileTileOverlayEventArgs.29//
-| targetExtent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  | A world extent that to draw the passed tile object. ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay(overriden) --> +== Return Value == 
-[[#​Protected Methods|Go Back]] +  ​* ​Type:Void 
-==== Finalize() ==== +  * Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Finalize.28.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Finalize.28.29</​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  ​Description ​^+  ​* //args// 
 +    * Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnTileTileOverlayEventArgs|DrawnTileTileOverlayEventArgs]] 
 +    * Description:This is an event argument for DrawnTile event.
  
-<!-- System.Object(overriden) --> +<div newline></div> 
-[[#​Protected Methods|Go Back]] +** {{wiki:ProtectedMethod.gif|}} DrawTile(Tile,​RectangleShape) **
-==== GetBoundingBoxCore() ==== +
-This method gets a world extent for holding the entire OpenStreed map. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetBoundingBoxCore.28.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetBoundingBoxCore.28.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  ​| ​   |+
  
-=== Parameters === +  * //Redraws a specified tile with the provided world extent.// 
-^  Name ^  Type ^  Description ^+== Remarks ​== 
 +  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawTile.28Tile.2C_RectangleShape.29//​
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay(overriden) --> +== Return Value == 
-[[#​Protected Methods|Go Back]] +  ​* ​Type:Void 
-==== GetDrawingCells(RectangleShape) ==== +  * Description:N/A
-This method gets the cells for drawing in the passed world extent. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetDrawingCells.28RectangleShape.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetDrawingCells.28RectangleShape.29</​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Dictionary<​String,​[[ThinkGeo.MapSuite.Core.TileMatrixCell|TileMatrixCell]]><​!-- System.Collections.Generic.Dictionary{System.String,​ThinkGeo.MapSuite.Core.TileMatrixCell} --> ​  ​| ​dictionary of cells for drawing in the passed world extent. ​  |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //tile// 
-| targetExtent ​  ​| ​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  ​| ​world extent for getting ​the drawing cells  |+    * Type:[[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]] 
 +    * Description:​Tile object that is created by the GetTile() method to draw.
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +  * //targetExtent// 
-[[#​Protected Methods|Go Back]] +    ​* ​Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-==== GetDrawingCellsCore(RectangleShape) ==== +    * Description:​A world extent for drawing the passed tile.
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetDrawingCellsCore.28RectangleShape.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetDrawingCellsCore.28RectangleShape.29</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ Description ^ +
-| Dictionary<​String,​[[ThinkGeo.MapSuite.Core.TileMatrixCell|TileMatrixCell]]><!-- System.Collections.Generic.Dictionary{System.String,​ThinkGeo.MapSuite.Core.TileMatrixCell} --> ​  ​| ​   |+
  
-=== Parameters === +<div newline></​div>​ 
-^  Name ^  Type ^  Description ^ +** {{wiki:​ProtectedMethod.gif|}} Dispose(Boolean) **
-| targetExtent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  ​| ​   ​|+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay(overriden) --> +  * //N/A// 
-[[#​Protected Methods|Go Back]] +== Remarks == 
-==== GetSortedCells(Dictionary<​String,​ TileMatrixCell>,​ RectangleShape) ==== +  * //For the most updated Info for this topic, please check it here:http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Dispose.28Boolean.29//
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href=""​ target="​_blank"><​/a> +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Dictionary<​String,​[[ThinkGeo.MapSuite.Core.TileMatrixCell|TileMatrixCell]]><​!-- System.Collections.Generic.Dictionary{System.String,​ThinkGeo.MapSuite.Core.TileMatrixCell} --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​ ​Description ​+  ​Type:Void 
-| cells   | Dictionary<​String,​[[ThinkGeo.MapSuite.Core.TileMatrixCell|TileMatrixCell]]><​!-- System.Collections.Generic.Dictionary{System.String,​ThinkGeo.MapSuite.Core.TileMatrixCell} --> ​  ​| ​   | +  Description:N/A
-| targetExtent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  ​| ​   |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +== Parameters ​== 
-[[#​Protected Methods|Go Back]] +  * //​disposing/​
-==== GetSortedCellsCore(Dictionary<​String,​ TileMatrixCell>,​ RectangleShape) ​==== +    ​* ​Type:Boolean 
-=== Remarks === +    ​* Description:​N/​A
-For the most updated Info for this topic, please check it here:<a href=""​ target="​_blank"><​/a> +
-=== Return Value === +
-^ Return ​Type ^ Description ^ +
-| Dictionary<​String,​[[ThinkGeo.MapSuite.Core.TileMatrixCell|TileMatrixCell]]><​!-- System.Collections.Generic.Dictionary{System.String,​ThinkGeo.MapSuite.Core.TileMatrixCell} --> ​  ​| ​   |+
  
-=== Parameters === +<div newline></div
-^  Name ^  Type ^  Description ^ +** {{wiki:​ProtectedMethod.gif|}} InitializeCore(MapArguments) **
-| cells   | Dictionary<String,​[[ThinkGeo.MapSuite.Core.TileMatrixCell|TileMatrixCell]]><!-- System.Collections.Generic.Dictionary{System.String,​ThinkGeo.MapSuite.Core.TileMatrixCell} --  |    | +
-| targetExtent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  ​| ​   ​|+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +  * //N/A// 
-[[#​Protected Methods|Go Back]] +== Remarks == 
-==== GetTileCore() ==== +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​InitializeCore.28MapArguments.29//
-This method gets a concrete tile class to form this overlay. +
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetTileCore.28.29" target="​_blank">​http:​//wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetTileCore.28.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.Tile --> ​  | A concrete Tile object that for requesting images from OpenStreet serverice. ​  |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​ ​Description ​^+  ​Type:Void 
 +  Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay(overriden) --> +== Parameters ​== 
-[[#​Protected Methods|Go Back]] +  ​* ​//mapArguments// 
-==== GetTileMatrix(Double,​ Int32, Int32, GeographyUnit) ​==== +    ​* ​Type:[[ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments|MapArguments]] 
-=== Remarks === +    * Description:​N/​A
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetTileMatrix.28Double.2C_Int32.2C_Int32.2C_GeographyUnit.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetTileMatrix.28Double.2C_Int32.2C_Int32.2C_GeographyUnit.29</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ Description ^ +
-[[ThinkGeo.MapSuite.Core.TileMatrix|TileMatrix]]<!-- ThinkGeo.MapSuite.Core.TileMatrix --> ​  ​| ​   |+
  
-=== Parameters === +<div newline></div
-^  Name ^  Type ^  Description ^ +** {{wiki:​ProtectedMethod.gif|}} GetDrawingCells(RectangleShape) **
-| scale   | Double<!-- System.Double --  |    | +
-| tileWidth ​  | Int32<!-- System.Int32 --  |    | +
-| tileHeight ​  | Int32<​!-- System.Int32 --> ​  ​| ​   | +
-| boundingBoxUnit ​  | [[ThinkGeo.MapSuite.Core.GeographyUnit|GeographyUnit]]<​!-- ThinkGeo.MapSuite.Core.GeographyUnit --> ​  ​| ​   ​|+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +  * //This method gets the cells for drawing in the passed world extent.// 
-[[#​Protected Methods|Go Back]] +== Remarks == 
-==== InitializeCore(MapArguments) ==== +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetDrawingCells.28RectangleShape.29//
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​InitializeCore.28MapArguments.29" target="​_blank">​http:​//wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​InitializeCore.28MapArguments.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​^  Description ^ +  ​Type:​Dictionary<​String,​[[ThinkGeo.MapSuite.Core.TileMatrixCell|TileMatrixCell]]
-| mapArguments ​  ​| ​[[ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments|MapArguments]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments --> ​  ​| ​   |+  * Description:​A dictionary of cells for drawing in the passed world extent.
  
-<​!-- ​ThinkGeo.MapSuite.WpfDesktopEdition.Overlay(overriden) --> +== Parameters == 
-[[#​Protected Methods|Go Back]] +  * //​targetExtent//​ 
-==== LoadStateCore(Byte[]) ==== +    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-This method restore ​the overlay state back from the specified state. +    * Description:​A world extent for getting ​the drawing cells.
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href=""​ target="​_blank"></​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +<div newline></​div>​ 
-^  Name ^  Type ^  Description ^ +** {{wiki:​ProtectedMethod.gif|}} GetTileMatrix(Double,​Int32,​Int32,​GeographyUnit) **
-| state   | Byte[]<!-- System.Byte[[]] --  | This parameter indicates the state for restore the overlay  ​|+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay(overriden) --> +  * //N/A// 
-[[#​Protected Methods|Go Back]] +== Remarks == 
-==== MemberwiseClone() ==== +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetTileMatrix.28Double.2C_Int32.2C_Int32.2C_GeographyUnit.29//
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​MemberwiseClone.28.29" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​MemberwiseClone.28.29</a> +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Object<​!-- System.Object --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​ ​Description ​^+  ​Type:​[[ThinkGeo.MapSuite.Core.TileMatrix|TileMatrix]] 
 +  Description:N/A
  
-<!-- System.Object --> +== Parameters ​== 
-[[#​Protected Methods|Go Back]] +  ​* ​//scale// 
-==== OnDrawTilesProgressChanged(DrawTilesProgressChangedTileOverlayEventArgs) ​==== +    ​* ​Type:Double 
-Occurs when Tiles' download progress is changed. +    ​* Description:​N/​A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawTilesProgressChanged.28DrawTilesProgressChangedTileOverlayEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawTilesProgressChanged.28DrawTilesProgressChangedTileOverlayEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +  * //​tileWidth//​ 
-^  Name ^  ​Type ^  ​Description ​+    ​* ​Type:Int32 
-| args   | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawTilesProgressChangedTileOverlayEventArgs|DrawTilesProgressChangedTileOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawTilesProgressChangedTileOverlayEventArgs --> ​  | Event arguments for DownloadProgress event. ​  |+    * Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +  * //tileHeight// 
-[[#​Protected Methods|Go Back]] +    ​* ​Type:Int32 
-==== OnDrawing(DrawingOverlayEventArgs) ==== +    ​* Description:​N/​A
-This method raises before the overlay is drawing. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawing.28DrawingOverlayEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawing.28DrawingOverlayEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +  * //​boundingBoxUnit//​ 
-^  Name ^  ​Type ^  Description ^ +    ​* ​Type:[[ThinkGeo.MapSuite.Core.GeographyUnit|GeographyUnit]] 
-| e   ​| ​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingOverlayEventArgs|DrawingOverlayEventArgs]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawingOverlayEventArgs --> ​  | This parameter is the event argument for Drawing event. ​  |+    * Description:​N/​A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +<div newline></div> 
-[[#​Protected Methods|Go Back]] +** {{wiki:ProtectedMethod.gif|}} DrawException(GeoCanvas,​Exception) **
-==== OnDrawingAttribution(DrawingAttributionOverlayEventArgs) ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingAttribution.28DrawingAttributionOverlayEventArgs.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingAttribution.28DrawingAttributionOverlayEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //This method will draw on the canvas when the layer.Draw throw exception and the DrawExceptionMode is set to DrawException instead of ThrowException.//​ 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| args   | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingAttributionOverlayEventArgs|DrawingAttributionOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawingAttributionOverlayEventArgs --> ​  ​| ​   |+  ​* //This method can be overriden its logic by rewrite the DrawExceptionCore.//
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#​Protected Methods|Go Back]] +  ​* ​Type:Void 
-==== OnDrawingException(DrawingExceptionTileOverlayEventArgs) ==== +  * Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingException.28DrawingExceptionTileOverlayEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingException.28DrawingExceptionTileOverlayEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //​canvas//​ 
-| e   ​| ​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingExceptionTileOverlayEventArgs|DrawingExceptionTileOverlayEventArgs]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawingExceptionTileOverlayEventArgs --> ​  ​| ​   |+    * Type:[[ThinkGeo.MapSuite.Core.GeoCanvas|GeoCanvas]] 
 +    * Description:​The target canvas to draw the layer.
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +  * //e// 
-[[#​Protected Methods|Go Back]] +    * Type:Exception 
-==== OnDrawingTile(DrawingTileTileOverlayEventArgs) ==== +    ​* ​Description:The exception thrown when layer.Draw().
-This method raises before a tile is drawing. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingTile.28DrawingTileTileOverlayEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingTile.28DrawingTileTileOverlayEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +<div newline></​div>​ 
-^  Name ^  Type ^  Description ^ +** {{wiki:​ProtectedMethod.gif|}} DrawExceptionCore(GeoCanvas,​Exception) **
-| args   | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingTileTileOverlayEventArgs|DrawingTileTileOverlayEventArgs]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawingTileTileOverlayEventArgs --  | This is an event argument for DrawingTile event  ​|+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +  * //This method ​will draw on the canvas when the layer.Draw throw exception and the DrawExceptionMode ​is set to DrawException instead of ThrowException.// 
-[[#​Protected Methods|Go Back]] +== Remarks == 
-==== OnDrawn(DrawnOverlayEventArgs) ==== +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawExceptionCore.28GeoCanvas.2C_Exception.29//
-This method ​raises after the overlay ​is drawn+
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawn.28DrawnOverlayEventArgs.29" target="​_blank">​http:​//wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawn.28DrawnOverlayEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​ ​Description ​+  ​Type:Void 
-| e   | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnOverlayEventArgs|DrawnOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawnOverlayEventArgs --> ​  | This parameter is the event argument for Drawn event. ​  |+  Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters ​== 
-[[#​Protected Methods|Go Back]] +  ​* ​//canvas// 
-==== OnDrawnAttribution(DrawnAttributionOverlayEventArgs) ​==== +    * Type:[[ThinkGeo.MapSuite.Core.GeoCanvas|GeoCanvas]] 
-=== Remarks === +    ​* ​Description:The target canvas to draw the layer.
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnAttribution.28DrawnAttributionOverlayEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnAttribution.28DrawnAttributionOverlayEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +  * //e// 
-^  Name ^  ​Type ^  ​Description ​+    ​* ​Type:​Exception 
-| args   | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnAttributionOverlayEventArgs|DrawnAttributionOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawnAttributionOverlayEventArgs --> ​  ​| ​   |+    * Description:The exception thrown when layer.Draw().
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +<div newline></div> 
-[[#​Protected Methods|Go Back]] +** {{wiki:ProtectedMethod.gif|}} OnDrawingException(DrawingExceptionTileOverlayEventArgs) **
-==== OnDrawnException(DrawnExceptionTileOverlayEventArgs) ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnException.28DrawnExceptionTileOverlayEventArgs.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnException.28DrawnExceptionTileOverlayEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //N/A// 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| e   | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnExceptionTileOverlayEventArgs|DrawnExceptionTileOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawnExceptionTileOverlayEventArgs --> ​  ​| ​   |+  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingException.28DrawingExceptionTileOverlayEventArgs.29//
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +== Return Value == 
-[[#​Protected Methods|Go Back]] +  ​* ​Type:Void 
-==== OnDrawnTile(DrawnTileTileOverlayEventArgs) ==== +  * Description:N/A
-This method raises after a tile is drawn. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnTile.28DrawnTileTileOverlayEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnTile.28DrawnTileTileOverlayEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //e// 
-| args   ​| ​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnTileTileOverlayEventArgs|DrawnTileTileOverlayEventArgs]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawnTileTileOverlayEventArgs --> ​  | This is an event argument for DrawnTile event. ​  |+    * Type:[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingExceptionTileOverlayEventArgs|DrawingExceptionTileOverlayEventArgs]] 
 +    * Description:​N/​A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +<div newline></div> 
-[[#​Protected Methods|Go Back]] +** {{wiki:ProtectedMethod.gif|}} OnDrawnException(DrawnExceptionTileOverlayEventArgs) **
-==== OnSendingWebRequest(SendingWebRequestEventArgs) ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnSendingWebRequest.28SendingWebRequestEventArgs.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnSendingWebRequest.28SendingWebRequestEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //N/A// 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| e   | [[ThinkGeo.MapSuite.Core.SendingWebRequestEventArgs|SendingWebRequestEventArgs]]<​!-- ThinkGeo.MapSuite.Core.SendingWebRequestEventArgs --> ​  ​| ​   |+  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnException.28DrawnExceptionTileOverlayEventArgs.29//
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay --> +== Return Value == 
-[[#​Protected Methods|Go Back]] +  ​* ​Type:Void 
-==== OnSentWebRequest(SentWebRequestEventArgs) ==== +  * Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnSentWebRequest.28SentWebRequestEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnSentWebRequest.28SentWebRequestEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //e// 
-| e   ​| ​[[ThinkGeo.MapSuite.Core.SentWebRequestEventArgs|SentWebRequestEventArgs]]<!-- ThinkGeo.MapSuite.Core.SentWebRequestEventArgs --> ​  ​| ​   |+    * Type:[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnExceptionTileOverlayEventArgs|DrawnExceptionTileOverlayEventArgs]] 
 +    * Description:​N/​A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay --> +<div newline></div
-[[#​Protected Methods|Go Back]] +** {{wiki:​ProtectedMethod.gif|}} OnStartingThread(StartingThreadTileOverlayEventArgs) **
-==== OnTileTypeChanged(TileTypeChangedTileOverlayEventArgs) ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href=""​ target="​_blank"​></a+
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //N/A// 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| e   | [[ThinkGeo.MapSuite.WpfDesktopEdition.TileTypeChangedTileOverlayEventArgs|TileTypeChangedTileOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileTypeChangedTileOverlayEventArgs --> ​  ​| ​   |+  ​* //N/A//
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +== Return Value == 
-[[#​Protected Methods|Go Back]] +  ​* ​Type:Void 
-==== OpenCore() ==== +  * Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OpenCore.28.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OpenCore.28.29</​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  ​Description ​^+  ​* //e// 
 +    * Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.StartingThreadTileOverlayEventArgs|StartingThreadTileOverlayEventArgs]] 
 +    * Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay(overriden) --+<div newline></​div
-[[#​Protected Methods|Go Back]] +** {{wiki:​ProtectedMethod.gif|}} OnTileTypeChanged(TileTypeChangedTileOverlayEventArgs**
-==== PanToCore(RectangleShape==== +
-This method pans the overlay to the provided world extent. +
-=== Remarks === +
-Some overlay doesn'​t need to continously drawing all the tile. For example, MarkerOverlay is formed by markers. When mouse down to pan, the markers don't need to redraw, we can only change its position. When mouse up to end panning, we can redraw the overlay for better performance. +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +  * //N/A// 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| targetExtent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  | This parameter is the target world extent ​for panning. ​  |+  ​* //For the most updated Info for this topic, please check it here://
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#​Protected Methods|Go Back]] +  ​* ​Type:Void 
-==== PrefillDataToTiles(IEnumerable<​Tile>​) ==== +  * Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href=""​ target="​_blank"></​a>​ +
-=== Return Value === +
-^ Return ​Type Description ​+
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //e// 
-| tiles   | IEnumerable<​[[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]]><!-- System.Collections.Generic.IEnumerable{ThinkGeo.MapSuite.WpfDesktopEdition.Tile} --> ​  ​| ​   |+    * Type:[[ThinkGeo.MapSuite.WpfDesktopEdition.TileTypeChangedTileOverlayEventArgs|TileTypeChangedTileOverlayEventArgs]] 
 +    * Description:​N/​A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +<div newline></div
-[[#​Protected Methods|Go Back]] +** {{wiki:ProtectedMethod.gif|}} IhQ=(RectangleShape,​Double) **
-==== PrefillDataToTilesCore(IEnumerable<Tile>) ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href=""​ target="​_blank"></​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //N/A// 
- Name ^  Type ^  Description ^ +== Remarks ​== 
-| tiles   | IEnumerable<​[[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]]><​!-- System.Collections.Generic.IEnumerable{ThinkGeo.MapSuite.WpfDesktopEdition.Tile} --> ​  ​| ​   |+  ​* //N/A//
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +== Return Value == 
-[[#​Protected Methods|Go Back]] +  * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-==== RefreshCore(RectangleShape) ​==== +  * Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​RefreshCore.28RectangleShape.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​RefreshCore.28RectangleShape.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //​targetExtent//​ 
-| extent ​  ​| ​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  ​| ​   |+    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
 +    * Description:​N/​A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //resolution// 
-[[#​Protected Methods|Go Back]] +    ​* ​Type:Double 
-==== RefreshCore() ==== +    ​* Description:​N/​A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​RefreshCore.28.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​RefreshCore.28.29</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +<div newline></​div>​ 
-^  Name ^  Type ^  Description ^+** {{wiki:​ProtectedMethod.gif|}} IxQ=(RectangleShape,​Double,​Double,​Int64,​Int64,​Int32) **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay(overriden) --> +  * //N/A// 
-[[#​Protected Methods|Go Back]] +== Remarks == 
-==== SaveStateCore() ==== +  ​* ​//N/A//
-This method saves overlay state to a byte array. +
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​SaveStateCore.28.29"​ target="​_blank">​http:​//​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​SaveStateCore.28.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Byte[]<​!-- System.Byte[[]] --> ​  | A byte array indicates current overlay state. ​  |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​ ​Description ​^+  ​Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.Tile|Tile]] 
 +  Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay(overriden) --> +== Parameters ​== 
-[[#​Protected Methods|Go Back]] +  ​* ​//targetExtent// 
-===== Public Properties ===== +    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-==== Attribution ==== +    * Description:N/A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawAttributionCore.28GeoCanvas.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawAttributionCore.28GeoCanvas.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ +
-| String<​!-- System.String --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //tileScreenWidth// 
-[[#Public Properties|Go Back]] +    ​* ​Type:Double 
-==== AutoRefreshInterval ==== +    * Description:​N/​A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​AutoRefreshInterval"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​AutoRefreshInterval</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ +
-| TimeSpan<​!-- System.TimeSpan --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //tileScreenHeight// 
-[[#Public Properties|Go Back]] +    ​* ​Type:Double 
-==== CanRefreshRegion ==== +    * Description:​N/​A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​CanRefreshRegion"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​CanRefreshRegion</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ +
-| Boolean<​!-- System.Boolean --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //tileColumnIndex// 
-[[#Public Properties|Go Back]] +    ​* ​Type:Int64 
-==== CustomServerUris ==== +    * Description:​N/​A
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​CustomServerUris"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​CustomServerUris</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ +
-| Collection<​Uri><​!-- System.Collections.ObjectModel.Collection{System.Uri} --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay --> +  * //tileRowIndex// 
-[[#Public Properties|Go Back]] +    ​* ​Type:Int64 
-==== DrawingExceptionMode ==== +    * Description:​N/​A
-This property gets and sets the DrawingExceptionMode used when an exception occurs during drawing. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawingExceptionMode"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawingExceptionMode</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ +
-| [[ThinkGeo.MapSuite.Core.DrawingExceptionMode|DrawingExceptionMode]]<​!-- ThinkGeo.MapSuite.Core.DrawingExceptionMode --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //zoomLevelIndex// 
-[[#Public Properties|Go Back]] +    ​* ​Type:Int32 
-==== ImageFormat ==== +    * Description:​N/​A
-Gets and sets drawing format for the tiles. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ImageFormat"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ImageFormat</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ +
-| [[ThinkGeo.MapSuite.Core.TileImageFormat|TileImageFormat]]<​!-- ThinkGeo.MapSuite.Core.TileImageFormat --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +<div newline></div> 
-[[#Public Properties|Go Back]] +** {{wiki:ProtectedMethod.gif|}} DrawStretchTiles(RectangleShape) **
-==== IsBase ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​IsBase"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​IsBase</​a>​ +
-=== Return Value === +
-^ Return Type ^ +
-| Boolean<​!-- System.Boolean --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //N/A// 
-[[#Public Properties|Go Back]] +== Remarks == 
-==== IsEmpty ==== +  * //For the most updated Info for this topicplease check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawStretchTiles.28RectangleShape.29//​
-This property gets if this overlay is empty or not. +
-=== Remarks ​=== +
-This property enhances ​the performance of the overlay while drawing. If is truewe will skip drawing this overlay and continue drawing the next overlay. +
-=== Return Value === +
-^ Return Type ^ +
-| Boolean<​!-- System.Boolean --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --+== Return Value == 
-[[#Public Properties|Go Back]] +  * Type:Void 
-==== IsVisible ​==== +  * Description:​N/​A 
-=== Remarks === + 
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​IsVisible" ​target="​_blank"​>​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​IsVisible</a+== Parameters == 
-=== Return Value === +  * //​targetExtent//​ 
-Return Type ^ +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-Boolean<!-- System.Boolean ​--> ​  |+    * Description:​N/​A 
 + 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} GetSortedCells(Dictionary<​String,​TileMatrixCell>,​RectangleShape) ** 
 + 
 +  * //N/A// 
 +== Remarks == 
 +  * //N/A// 
 + 
 +== Return Value == 
 +  * Type:​Dictionary<​String,​[[ThinkGeo.MapSuite.Core.TileMatrixCell|TileMatrixCell]]
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +  * //cells// 
 +    * Type:​Dictionary<​String,​[[ThinkGeo.MapSuite.Core.TileMatrixCell|TileMatrixCell]]
 +    * Description:​N/​A 
 + 
 +  * //​targetExtent//​ 
 +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
 +    * Description:​N/​A 
 + 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} GetSortedCellsCore(Dictionary<​String,​TileMatrixCell>,​RectangleShape) ** 
 + 
 +  * //N/A// 
 +== Remarks ​== 
 +  * //N/A// 
 + 
 +== Return Value == 
 +  * Type:​Dictionary<​String,​[[ThinkGeo.MapSuite.Core.TileMatrixCell|TileMatrixCell]]>​ 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +  * //cells// 
 +    * Type:​Dictionary<​String,​[[ThinkGeo.MapSuite.Core.TileMatrixCell|TileMatrixCell]]>​ 
 +    * Description:​N/​A 
 + 
 +  * //​targetExtent//​ 
 +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
 +    * Description:​N/​A 
 + 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} 4BM=(IEnumerable<​RectangleShape>​) ** 
 + 
 +  * //N/A// 
 +== Remarks =
 +  * //N/A// 
 + 
 +== Return Value == 
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +  * //​extentsToRefresh//​ 
 +    * Type:​IEnumerable<​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]>​ 
 +    * Description:​N/​A 
 + 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} RefreshCore(RectangleShape) ** 
 + 
 +  * //N/A// 
 +== Remarks == 
 +  * //For the most updated Info for this topic, please check it here:http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​RefreshCore.28RectangleShape.29//​ 
 + 
 +== Return Value == 
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +  * //​extent//​ 
 +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
 +    * Description:​N/​A 
 + 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} 4hM=(GeoCanvas) ** 
 + 
 +  * //N/A// 
 +== Remarks == 
 +  * //N/A// 
 + 
 +== Return Value == 
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +  * //​canvas//​ 
 +    * Type:​[[ThinkGeo.MapSuite.Core.GeoCanvas|GeoCanvas]] 
 +    * Description:​N/​A 
 + 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} DrawAttributionCore(GeoCanvas) ** 
 + 
 +  * //N/A// 
 +== Remarks == 
 +  * //For the most updated Info for this topic, please check it here:http:wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawAttributionCore.28GeoCanvas.29//​ 
 + 
 +== Return Value == 
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +  * //​canvas//​ 
 +    * Type:​[[ThinkGeo.MapSuite.Core.GeoCanvas|GeoCanvas]] 
 +    * Description:​N/​A 
 + 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} OnDrawingAttribution(DrawingAttributionOverlayEventArgs) ** 
 + 
 +  * //N/A// 
 +== Remarks == 
 +  * //For the most updated Info for this topic, please check it here:http:wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingAttribution.28DrawingAttributionOverlayEventArgs.29//​ 
 + 
 +== Return Value == 
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +  * //args// 
 +    * Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingAttributionOverlayEventArgs|DrawingAttributionOverlayEventArgs]] 
 +    * Description:​N/​A 
 + 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} OnDrawnAttribution(DrawnAttributionOverlayEventArgs) ** 
 + 
 +  * //N/A// 
 +== Remarks == 
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnAttribution.28DrawnAttributionOverlayEventArgs.29//​ 
 + 
 +== Return Value == 
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +  * //args// 
 +    * Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnAttributionOverlayEventArgs|DrawnAttributionOverlayEventArgs]] 
 +    * Description:​N/​A 
 + 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} PanToCore(RectangleShape) ** 
 + 
 +  * //This method pans the overlay to the provided world extent.// 
 +== Remarks == 
 +  * //Some overlay doesn'​t need to continously drawing all the tile. For example, MarkerOverlay is formed by markers. When mouse down to pan, the markers don't need to redraw, we can only change its position. When mouse up to end panning, we can redraw the overlay for better performance.//​ 
 + 
 +== Return Value == 
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +  * //​targetExtent//​ 
 +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
 +    * Description:​This parameter is the target ​world extent for panning. 
 + 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} OnDrawing(DrawingOverlayEventArgs) ** 
 + 
 +  * //This method raises before the overlay is drawing.//​ 
 +== Remarks == 
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawing.28DrawingOverlayEventArgs.29//​ 
 + 
 +== Return Value == 
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +  * //e// 
 +    * Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingOverlayEventArgs|DrawingOverlayEventArgs]] 
 +    * Description:​This parameter is the event argument for Drawing event. 
 + 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} OnDrawn(DrawnOverlayEventArgs) ** 
 + 
 +  * //This method raises after the overlay is drawn.// 
 +== Remarks == 
 +  * //For the most updated Info for this topic, please check it here:http:wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawn.28DrawnOverlayEventArgs.29//​ 
 + 
 +== Return Value == 
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +  * //e// 
 +    * Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnOverlayEventArgs|DrawnOverlayEventArgs]] 
 +    * Description:​This parameter is the event argument for Drawn event. 
 + 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} Finalize() ** 
 + 
 +  * //N/A// 
 +== Remarks == 
 +  * //For the most updated Info for this topic, please check it here:http:wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Finalize.28.29//​ 
 + 
 +== Return Value == 
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +<div newline></div> 
 +** {{wiki:​ProtectedMethod.gif|}} OnRefreshing(OverlayRefreshType) ** 
 + 
 +  * //N/A// 
 +== Remarks == 
 +  * //N/A// 
 + 
 +== Return Value =
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters ​== 
 +  * //​refreshType//​ 
 +    * Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.OverlayRefreshType|OverlayRefreshType]] 
 +    * Description:​N/​A 
 + 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} MemberwiseClone() ** 
 + 
 +  * //N/A// 
 +== Remarks == 
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​MemberwiseClone.28.29//​ 
 + 
 +== Return ​Value == 
 +  * Type:Object 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +<div newline></​div>​ 
 +==== Public Properties ==== 
 +** {{wiki:​PublicProperty.gif|}} CustomServerUris ** 
 + 
 +N/A 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​CustomServerUris 
 +== Return Value == 
 +  * Type:​Collection<Uri> 
 + 
 +** {{wiki:​PublicProperty.gif|}} TimeoutInSeconds ** 
 + 
 +Gets or sets the length of time, in seconds, before the request times out. 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TimeoutInSeconds 
 +== Return Value == 
 +  * Type:​Int32 
 + 
 +** {{wiki:​PublicProperty.gif|}} WebProxy ** 
 + 
 +Gets or sets the WebProxy for using OpenStreet map service. 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OpenStreetMapOverlay.28WebProxy.29 
 +== Return Value == 
 +  * Type:​WebProxy 
 + 
 +** {{wiki:​PublicProperty.gif|}} ProjectionFromSphericalMercator ** 
 + 
 +N/A 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ProjectionFromSphericalMercator 
 +== Return Value == 
 +  * Type:​[[ThinkGeo.MapSuite.Core.Projection|Projection]] 
 + 
 +** {{wiki:​PublicProperty.gif|}} ProjectedTileCache ** 
 + 
 +N/A 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ProjectedTileCache 
 +== Return Value == 
 +  * Type:​[[ThinkGeo.MapSuite.Core.BitmapTileCache|BitmapTileCache]] 
 + 
 +** {{wiki:​PublicProperty.gif|}} TileCache ** 
 + 
 +N/A 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ProjectedTileCache 
 +== Return Value == 
 +  * Type:​[[ThinkGeo.MapSuite.Core.BitmapTileCache|BitmapTileCache]] 
 + 
 +** {{wiki:​PublicProperty.gif|}} IsVisible ** 
 + 
 +N/A 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​IsVisible 
 +== Return Value == 
 +  * Type:Boolean 
 + 
 +** {{wiki:​PublicProperty.gif|}} TileType ** 
 + 
 +Gets and sets the overlay is formed by multiple tiles or single tile. 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TileType 
 +== Return Value == 
 +  * Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.TileType|TileType]] 
 + 
 +** {{wiki:​PublicProperty.gif|}} TileWidth ** 
 + 
 +Gets and sets the width of the tile. 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TileWidth 
 +== Return Value == 
 +  * Type:​Int32 
 + 
 +** {{wiki:​PublicProperty.gif|}} TileHeight ** 
 + 
 +Gets and sets the height of the tile. 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TileHeight 
 +== Return Value == 
 +  * Type:​Int32 
 + 
 +** {{wiki:​PublicProperty.gif|}} TransitionEffect ** 
 + 
 +Gets and sets the transition effect of the overlay when zooming. After zooming, the existing tiles stretch and leave in current viewport. Set to None when its background is transparent. 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TransitionEffect 
 +== Return Value == 
 +  * Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.TransitionEffect|TransitionEffect]] 
 + 
 +** {{wiki:​PublicProperty.gif|}} ImageFormat ** 
 + 
 +Gets and sets drawing format for the tiles. 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ImageFormat 
 +== Return Value == 
 +  * Type:​[[ThinkGeo.MapSuite.Core.TileImageFormat|TileImageFormat]] 
 + 
 +** {{wiki:​PublicProperty.gif|}} JpegQuality **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay(overriden) --> 
-[[#Public Properties|Go Back]] 
-==== JpegQuality ==== 
 Gets or sets the image quality when the TileImageFormat is Jpeg; otherwise this property has no effects. Its default value is 80. Gets or sets the image quality when the TileImageFormat is Jpeg; otherwise this property has no effects. Its default value is 80.
-=== Remarks ​=== +== Remarks == 
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​JpegQuality" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​JpegQuality</​a>​ +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​JpegQuality 
-=== Return Value === +== Return Value == 
-^ Return ​Type +  ​* ​Type:Int32
-| Int32<​!-- System.Int32 --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +** {{wiki:​PublicProperty.gif|}} TileBuffer ** 
-[[#Public Properties|Go Back]] + 
-==== MapArguments ==== +This property gets and sets the number of extra rows and colums of tiles on each side which will surround the minimum grid tiles to cover the map
-Gets or sets current map information ​which will be used for calculating mechanism+== Remarks == 
-=== Remarks ​=== +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TileBuffer 
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Initialize.28MapArguments.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Initialize.28MapArguments.29</​a>​ +== Return Value == 
-=== Return Value === +  ​* ​Type:Int32 
-^ Return ​Type ^ + 
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments|MapArguments]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments --> ​  |+** {{wiki:​PublicProperty.gif|}} MaxExtent **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> 
-[[#Public Properties|Go Back]] 
-==== MaxExtent ==== 
 This property gets or sets the max extent of matrix to calculate the tiles. This property gets or sets the max extent of matrix to calculate the tiles.
-=== Remarks ​===+== Remarks ==
 By default, MaxExtent is null; the matrix is created depending on the GeographyUnit of current map. When it's DecimalDegree,​ the matrix'​ is calculated as (-180, 90, 180, -90) as MaxExtent. While it's not DecimalDegree,​ the matrix is (-1000000000,​ 1000000000, 1000000000, -1000000000);​ It's allowed to modify it to customize the matrix. By default, MaxExtent is null; the matrix is created depending on the GeographyUnit of current map. When it's DecimalDegree,​ the matrix'​ is calculated as (-180, 90, 180, -90) as MaxExtent. While it's not DecimalDegree,​ the matrix is (-1000000000,​ 1000000000, 1000000000, -1000000000);​ It's allowed to modify it to customize the matrix.
-=== Return Value === +== Return Value =
-Return Type ^ +  * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-| [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ​ThinkGeo.MapSuite.Core.RectangleShape --> ​  |+ 
 +** {{wiki:​PublicProperty.gif|}} WrappingMode ** 
 + 
 +Thie property gets or sets whether allow wrap date line. 
 +== Remarks ​== 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​WrappingMode 
 +== Return ​Value == 
 +  * Type:​[[ThinkGeo.MapSuite.Core.WrappingMode|WrappingMode]] 
 + 
 +** {{wiki:​PublicProperty.gif|}} WrappingExtent ** 
 + 
 +N/A 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​WrappingExtent 
 +== Return Value == 
 +  * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
 + 
 +** {{wiki:​PublicProperty.gif|}} AutoRefreshInterval ** 
 + 
 +N/A 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​AutoRefreshInterval 
 +== Return Value == 
 +  * Type:​TimeSpan 
 + 
 +** {{wiki:​PublicProperty.gif|}} Name **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> 
-[[#Public Properties|Go Back]] 
-==== Name ==== 
 Gets or sets the name of this overaly. Gets or sets the name of this overaly.
-=== Remarks ​=== +== Remarks == 
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Name" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Name</​a>​ +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Name 
-=== Return Value === +== Return Value == 
-^ Return ​Type +  * Type:​String 
-String<​!-- System.String --> ​  |+ 
 +** {{wiki:​PublicProperty.gif|}} MapArguments ** 
 + 
 +Gets or sets current map information which will be used for calculating mechanism. 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​Initialize.28MapArguments.29 
 +== Return Value == 
 +  ​* ​Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments|MapArguments]] 
 + 
 +** {{wiki:​PublicProperty.gif|}} OverlayCanvas **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> 
-[[#Public Properties|Go Back]] 
-==== OverlayCanvas ==== 
 Gets or sets the actual canvas which maintains all the visual elements on the overlay. Gets or sets the actual canvas which maintains all the visual elements on the overlay.
-=== Remarks ​=== +== Remarks == 
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OverlayCanvas" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OverlayCanvas</​a>​ +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OverlayCanvas 
-=== Return Value === +== Return Value == 
-^ Return ​Type +  ​* ​Type:Canvas
-| Canvas<​!-- System.Windows.Controls.Canvas ​--> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +** {{wiki:PublicProperty.gif|}} IsBase **
-[[#Public Properties|Go Back]] +
-==== ProjectedTileCache ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ProjectedTileCache"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ProjectedTileCache</​a>​ +
-=== Return Value === +
-^ Return Type ^ +
-| [[ThinkGeo.MapSuite.Core.BitmapTileCache|BitmapTileCache]]<​!-- ThinkGeo.MapSuite.Core.BitmapTileCache --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay --> +N/A 
-[[#Public Properties|Go Back]] +== Remarks == 
-==== ProjectionFromSphericalMercator ==== +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​IsBase 
-=== Remarks ​=== +== Return Value == 
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ProjectionFromSphericalMercator"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ProjectionFromSphericalMercator</​a>​ +  ​* ​Type:Boolean
-=== Return Value === +
-^ Return ​Type +
-| [[ThinkGeo.MapSuite.Core.Projection|Projection]]<​!-- ThinkGeo.MapSuite.Core.Projection --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay --> +** {{wiki:PublicProperty.gif|}} CanRefreshRegion **
-[[#Public Properties|Go Back]] +
-==== TileBuffer ==== +
-This property gets and sets the number of extra rows and colums of tiles on each side which will surround the minimum grid tiles to cover the map. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TileBuffer"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TileBuffer</​a>​ +
-=== Return Value === +
-^ Return Type ^ +
-| Int32<​!-- System.Int32 --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +N/A 
-[[#Public Properties|Go Back]] +== Remarks == 
-==== TileCache ==== +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​CanRefreshRegion 
-=== Remarks ​=== +== Return Value == 
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ProjectedTileCache"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​ProjectedTileCache</​a>​ +  ​* ​Type:Boolean
-=== Return Value === +
-^ Return ​Type +
-| [[ThinkGeo.MapSuite.Core.BitmapTileCache|BitmapTileCache]]<​!-- ThinkGeo.MapSuite.Core.BitmapTileCache --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay(overriden) --> +** {{wiki:PublicProperty.gif|}} DrawingExceptionMode **
-[[#Public Properties|Go Back]] +
-==== TileHeight ==== +
-Gets and sets the height of the tile. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TileHeight"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TileHeight</​a>​ +
-=== Return Value === +
-^ Return Type ^ +
-| Int32<​!-- System.Int32 --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +This property gets and sets the DrawingExceptionMode used when an exception occurs during drawing
-[[#Public Properties|Go Back]] +== Remarks == 
-==== TileType ==== +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawingExceptionMode 
-Gets and sets the overlay is formed by multiple tiles or single tile+== Return Value == 
-=== Remarks ​=== +  ​* ​Type:[[ThinkGeo.MapSuite.Core.DrawingExceptionMode|DrawingExceptionMode]]
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TileType"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TileType</​a>​ +
-=== Return Value === +
-^ Return ​Type +
-[[ThinkGeo.MapSuite.WpfDesktopEdition.TileType|TileType]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileType --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +** {{wiki:PublicProperty.gif|}} Attribution **
-[[#Public Properties|Go Back]] +
-==== TileWidth ==== +
-Gets and sets the width of the tile. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TileWidth"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TileWidth</​a>​ +
-=== Return Value === +
-^ Return Type ^ +
-| Int32<​!-- System.Int32 --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +N/A 
-[[#Public Properties|Go Back]] +== Remarks == 
-==== TimeoutInSeconds ==== +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawAttributionCore.28GeoCanvas.29 
-Gets or sets the length of time, in seconds, before the request times out. +== Return Value == 
-=== Remarks ​=== +  ​* ​Type:String
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TimeoutInSeconds"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TimeoutInSeconds</​a>​ +
-=== Return Value === +
-^ Return ​Type +
-| Int32<​!-- System.Int32 --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay --> +** {{wiki:PublicProperty.gif|}} IsEmpty **
-[[#Public Properties|Go Back]] +
-==== TransitionEffect ==== +
-Gets and sets the transition effect of the overlay when zooming. After zooming, the existing tiles stretch and leave in current viewport. Set to None when its background is transparent. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TransitionEffect"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​TransitionEffect</​a>​ +
-=== Return Value === +
-^ Return Type ^ +
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.TransitionEffect|TransitionEffect]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.TransitionEffect --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +This property gets if this overlay is empty or not
-[[#Public Properties|Go Back]] +== Remarks == 
-==== WebProxy ==== +This property enhances ​the performance of the overlay while drawing. If is true, we will skip drawing ​this overlay and continue drawing the next overlay
-Gets or sets the WebProxy for using OpenStreet map service+== Return Value == 
-=== Remarks ​=== +  ​* ​Type:Boolean
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OpenStreetMapOverlay.28WebProxy.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OpenStreetMapOverlay.28WebProxy.29</​a>​ +
-=== Return Value === +
-^ Return ​Type +
-| WebProxy<​!-- System.Net.WebProxy --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay --> +==== Protected Properties ​==== 
-[[#Public Properties|Go Back]] +** {{wiki:ProtectedProperty.gif|}} FxQ**
-==== WrappingExtent ​==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​WrappingExtent"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​WrappingExtent</​a>​ +
-=== Return Value === +
-^ Return Type ^ +
-| [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +N/A 
-[[#Public Properties|Go Back]] +== Remarks == 
-==== WrappingMode ==== +N/A 
-Thie property gets or sets whether allow wrap date line. +== Return Value == 
-=== Remarks ​=== +  ​* ​Type:aBY= 
-For the most updated Info for this topic, please check it here:<a href="​http:​//​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​WrappingMode"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​WrappingMode</​a>​ + 
-=== Return Value === +** {{wiki:​ProtectedProperty.gif|}} DrawingCanvas **
-^ Return ​Type ^ +
-| [[ThinkGeo.MapSuite.Core.WrappingMode|WrappingMode]]<​!-- ThinkGeo.MapSuite.Core.WrappingMode --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> 
-[[#Public Properties|Go Back]] 
-===== Protected Properties ===== 
-==== DrawingCanvas ==== 
 Gets current drawing canvas which holds actual tile controls. Gets current drawing canvas which holds actual tile controls.
-=== Remarks ​=== +== Remarks == 
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawingCanvas" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawingCanvas</​a>​ +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​DrawingCanvas 
-=== Return Value === +== Return Value == 
-^ Return ​Type +  ​* ​Type:Canvas
-| Canvas<​!-- System.Windows.Controls.Canvas ​--> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +** {{wiki:​ProtectedProperty.gif|}} StretchCanvas ** 
-[[#​Protected Properties|Go Back]] + 
-==== IsOverlayInitialized ==== +Gets current stretch canvas which holds stretched tile controls during ​the stretch transition
-Gets or sets if the overlay canvas is initialized+== Remarks == 
-=== Remarks ​=== +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​StretchCanvas 
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​IsOverlayInitialized"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​IsOverlayInitialized</​a>​ +== Return Value == 
-=== Return Value === +  ​* ​Type:Canvas 
-^ Return ​Type ^ + 
-| Boolean<​!-- System.Boolean --> ​  |+** {{wiki:​ProtectedProperty.gif|}} PreviousExtent **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> 
-[[#​Protected Properties|Go Back]] 
-==== PreviousExtent ==== 
 Gets or sets the previous exent of the overlay. Gets or sets the previous exent of the overlay.
-=== Remarks ​=== +== Remarks == 
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​PreviousExtent" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​PreviousExtent</​a>​ +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​PreviousExtent 
-=== Return Value === +== Return Value == 
-^ Return ​Type +  ​* ​Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
-[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +** {{wiki:ProtectedProperty.gif|}} 3BM**
-[[#​Protected Properties|Go Back]] +
-==== StretchCanvas ==== +
-Gets current stretch canvas which holds stretched tile controls during the stretch transition. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​StretchCanvas"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​StretchCanvas</​a>​ +
-=== Return Value === +
-^ Return Type ^ +
-| Canvas<​!-- System.Windows.Controls.Canvas --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +N/A 
-[[#​Protected Properties|Go Back]] +== Remarks == 
-===== Public Events ===== +N/A 
-==== DrawTilesProgressChanged ==== +== Return Value == 
-This event raises when download progress is changed. +  * Type:Double
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawTilesProgressChanged.28DrawTilesProgressChangedTileOverlayEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawTilesProgressChanged.28DrawTilesProgressChangedTileOverlayEventArgs.29<​/a> +
-=== Event Arguments === +
-^ Event Arguments ^ +
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawTilesProgressChangedTileOverlayEventArgs|DrawTilesProgressChangedTileOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawTilesProgressChangedTileOverlayEventArgs --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +** {{wiki:ProtectedProperty.gif|}} IsOverlayInitialized **
-[[#Public Events|Go Back]] +
-==== Drawing ==== +
-This event raises before the overlay is drawing. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetDrawingCells.28RectangleShape.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetDrawingCells.28RectangleShape.29</​a>​ +
-=== Event Arguments === +
-^ Event Arguments ^ +
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingOverlayEventArgs|DrawingOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawingOverlayEventArgs --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +Gets or sets if the overlay canvas is initialized
-[[#Public Events|Go Back]] +== Remarks == 
-==== DrawingAttribution ==== +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​IsOverlayInitialized 
-=== Remarks ​=== +== Return Value == 
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingAttribution.28DrawingAttributionOverlayEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingAttribution.28DrawingAttributionOverlayEventArgs.29</​a>​ +  * Type:​Boolean
-=== Event Arguments === +
-^ Event Arguments ^ +
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingAttributionOverlayEventArgs|DrawingAttributionOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawingAttributionOverlayEventArgs --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +==== Public Events ​==== 
-[[#Public Events|Go Back]] +** {{wiki:​PublicEvent.gif|}} SendingWebRequest ** 
-==== DrawingException ​==== +N/A 
-=== Remarks ​=== +== Remarks == 
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingException.28DrawingExceptionTileOverlayEventArgs.29" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingException.28DrawingExceptionTileOverlayEventArgs.29</​a>​ +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnSendingWebRequest.28SendingWebRequestEventArgs.29
-=== Event Arguments === +
-^ Event Arguments ^ +
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingExceptionTileOverlayEventArgs|DrawingExceptionTileOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawingExceptionTileOverlayEventArgs --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +Event Arguments:[[ThinkGeo.MapSuite.Core.SendingWebRequestEventArgs|SendingWebRequestEventArgs]]
-[[#Public Events|Go Back]] +
-==== DrawingTile ==== +
-This event raises before the tile is drawing. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingTile.28DrawingTileTileOverlayEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingTile.28DrawingTileTileOverlayEventArgs.29</​a>​ +
-=== Event Arguments ​=== +
-^ Event Arguments ^ +
-[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingTileTileOverlayEventArgs|DrawingTileTileOverlayEventArgs]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawingTileTileOverlayEventArgs --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +** {{wiki:​PublicEvent.gif|}} SentWebRequest ** 
-[[#Public Events|Go Back]] +N/A 
-==== Drawn ==== +== Remarks == 
-This event raises after the overlay is drawn. +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnSentWebRequest.28SentWebRequestEventArgs.29
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawn.28DrawnOverlayEventArgs.29" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawn.28DrawnOverlayEventArgs.29</​a>​ +
-=== Event Arguments === +
-^ Event Arguments ^ +
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnOverlayEventArgs|DrawnOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawnOverlayEventArgs --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +Event Arguments:[[ThinkGeo.MapSuite.Core.SentWebRequestEventArgs|SentWebRequestEventArgs]]
-[[#Public Events|Go Back]] +
-==== DrawnAttribution ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnAttribution.28DrawnAttributionOverlayEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnAttribution.28DrawnAttributionOverlayEventArgs.29</​a>​ +
-=== Event Arguments ​=== +
-^ Event Arguments ^ +
-[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnAttributionOverlayEventArgs|DrawnAttributionOverlayEventArgs]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawnAttributionOverlayEventArgs --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +** {{wiki:​PublicEvent.gif|}} DrawTilesProgressChanged ** 
-[[#Public Events|Go Back]] +This event raises when download progress is changed. 
-==== DrawnException ==== +== Remarks == 
-=== Remarks ​=== +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawTilesProgressChanged.28DrawTilesProgressChangedTileOverlayEventArgs.29
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnException.28DrawnExceptionTileOverlayEventArgs.29" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnException.28DrawnExceptionTileOverlayEventArgs.29</​a>​ +
-=== Event Arguments === +
-^ Event Arguments ^ +
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnExceptionTileOverlayEventArgs|DrawnExceptionTileOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawnExceptionTileOverlayEventArgs --> ​  |+
  
-<​!-- ​ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +Event Arguments:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawTilesProgressChangedTileOverlayEventArgs|DrawTilesProgressChangedTileOverlayEventArgs]] 
-[[#Public Events|Go Back]] + 
-==== DrawnTile ​====+** {{wiki:​PublicEvent.gif|}} DrawingTile ** 
 +This event raises before the tile is drawing. 
 +== Remarks ​== 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingTile.28DrawingTileTileOverlayEventArgs.29 
 + 
 +Event Arguments:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingTileTileOverlayEventArgs|DrawingTileTileOverlayEventArgs]] 
 + 
 +** {{wiki:​PublicEvent.gif|}} ​DrawnTile ​**
 This event raises after the tile is drawn. This event raises after the tile is drawn.
-=== Remarks ​=== +== Remarks == 
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnTile.28DrawnTileTileOverlayEventArgs.29" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnTile.28DrawnTileTileOverlayEventArgs.29</a> +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnTile.28DrawnTileTileOverlayEventArgs.29 
-=== Event Arguments === + 
-Event Arguments ​^ +Event Arguments:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnTileTileOverlayEventArgs|DrawnTileTileOverlayEventArgs]] 
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnTileTileOverlayEventArgs|DrawnTileTileOverlayEventArgs]]<​!-- ​ThinkGeo.MapSuite.WpfDesktopEdition.DrawnTileTileOverlayEventArgs --> ​  |+ 
 +** {{wiki:​PublicEvent.gif|}} DrawingException ** 
 +N/A 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingException.28DrawingExceptionTileOverlayEventArgs.29 
 + 
 +Event Arguments:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingExceptionTileOverlayEventArgs|DrawingExceptionTileOverlayEventArgs]] 
 + 
 +** {{wiki:​PublicEvent.gif|}} DrawnException ** 
 +N/A 
 +== Remarks ​=
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnException.28DrawnExceptionTileOverlayEventArgs.29 
 + 
 +Event Arguments:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnExceptionTileOverlayEventArgs|DrawnExceptionTileOverlayEventArgs]] 
 + 
 +** {{wiki:​PublicEvent.gif|}} TileTypeChanged ** 
 +N/A 
 +== Remarks ​== 
 +For the most updated Info for this topic, please check it here: 
 + 
 +Event Arguments:​[[ThinkGeo.MapSuite.WpfDesktopEdition.TileTypeChangedTileOverlayEventArgs|TileTypeChangedTileOverlayEventArgs]] 
 + 
 +** {{wiki:​PublicEvent.gif|}} StartingThread ** 
 +N/A 
 +== Remarks == 
 +N/A 
 + 
 +Event Arguments:[[ThinkGeo.MapSuite.WpfDesktopEdition.StartingThreadTileOverlayEventArgs|StartingThreadTileOverlayEventArgs]] 
 + 
 +** {{wiki:​PublicEvent.gif|}} Drawing ** 
 +This event raises before the overlay is drawing. 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​GetDrawingCells.28RectangleShape.29 
 + 
 +Event Arguments:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingOverlayEventArgs|DrawingOverlayEventArgs]] 
 + 
 +** {{wiki:​PublicEvent.gif|}} Drawn ** 
 +This event raises after the overlay is drawn. 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawn.28DrawnOverlayEventArgs.29 
 + 
 +Event Arguments:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnOverlayEventArgs|DrawnOverlayEventArgs]]
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +** {{wiki:​PublicEvent.gif|}} DrawingAttribution ** 
-[[#Public Events|Go Back]] +N/A 
-==== SendingWebRequest ==== +== Remarks == 
-=== Remarks ​=== +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawingAttribution.28DrawingAttributionOverlayEventArgs.29
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnSendingWebRequest.28SendingWebRequestEventArgs.29" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnSendingWebRequest.28SendingWebRequestEventArgs.29</​a>​ +
-=== Event Arguments === +
-^ Event Arguments ^ +
-| [[ThinkGeo.MapSuite.Core.SendingWebRequestEventArgs|SendingWebRequestEventArgs]]<​!-- ThinkGeo.MapSuite.Core.SendingWebRequestEventArgs --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay --> +Event Arguments:[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingAttributionOverlayEventArgs|DrawingAttributionOverlayEventArgs]]
-[[#Public Events|Go Back]] +
-==== SentWebRequest ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnSentWebRequest.28SentWebRequestEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnSentWebRequest.28SentWebRequestEventArgs.29</​a>​ +
-=== Event Arguments ​=== +
-^ Event Arguments ^ +
-[[ThinkGeo.MapSuite.Core.SentWebRequestEventArgs|SentWebRequestEventArgs]]<!-- ThinkGeo.MapSuite.Core.SentWebRequestEventArgs --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay --> +** {{wiki:​PublicEvent.gif|}} DrawnAttribution ** 
-[[#Public Events|Go Back]] +N/A 
-==== TileTypeChanged ==== +== Remarks == 
-=== Remarks ​=== +For the most updated Info for this topic, please check it here:http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.OpenStreetMapOverlay#​OnDrawnAttribution.28DrawnAttributionOverlayEventArgs.29
-For the most updated Info for this topic, please check it here:<a href=""​ target="​_blank"><​/a> +
-=== Event Arguments === +
-^ Event Arguments ^ +
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.TileTypeChangedTileOverlayEventArgs|TileTypeChangedTileOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.TileTypeChangedTileOverlayEventArgs --> ​  |+
  
-<​!-- ​ThinkGeo.MapSuite.WpfDesktopEdition.TileOverlay --> +Event Arguments:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnAttributionOverlayEventArgs|DrawnAttributionOverlayEventArgs]]
-[[#Public Events|Go Back]]+
  
-__NOTOC__ 
-[[Category:​WpfDesktopEdition]] 
-[[Category:​ThinkGeo.MapSuite.WpfDesktopEdition]] 
-[[Category:​UpdateDocumentation]] 
  
thinkgeo.mapsuite.wpfdesktopedition.openstreetmapoverlay.1440040136.txt.gz · Last modified: 2015/09/18 03:14 (external edit)