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thinkgeo.mapsuite.wpfdesktopedition.markeroverlay [2015/08/20 03:08]
127.0.0.1 external edit 		thinkgeo.mapsuite.wpfdesktopedition.markeroverlay [2017/03/16 21:59] (current)
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 ====== ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay ====== ====== ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay ======
  
 +{{section>​upgrade_map_suite_to_10.0}}
  
- 
-<!-- Class --> 
 This class represents an overlay which maintaining markers. This class represents an overlay which maintaining markers.
-=== Remarks === 
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay</​a>​ 
 ===== Inheritance Hierarchy ===== ===== Inheritance Hierarchy =====
-*System.Object +  ​*System.Object 
-**[[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay]] +    *ThinkGeo.MapSuite.WpfDesktopEdition.Overlay 
-***[[ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay]] +      ***ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay** 
-****[[ThinkGeo.MapSuite.WpfDesktopEdition.FeatureSourceMarkerOverlay]] +        ​*[[ThinkGeo.MapSuite.WpfDesktopEdition.FeatureSourceMarkerOverlay]] 
-****[[ThinkGeo.MapSuite.WpfDesktopEdition.InMemoryMarkerOverlay]] +        *[[ThinkGeo.MapSuite.WpfDesktopEdition.InMemoryMarkerOverlay]] 
-****[[ThinkGeo.MapSuite.WpfDesktopEdition.SimpleMarkerOverlay]]+        *[[ThinkGeo.MapSuite.WpfDesktopEdition.SimpleMarkerOverlay]]
 ===== Members Summary ===== ===== Members Summary =====
 ==== Public Constructors ==== ==== Public Constructors ====
-^ Name ^ Parameters ^ DeclaringType ^ Summary ^ 
- 
 ==== Protected Constructors ==== ==== Protected Constructors ====
-^ Name ^ Parameters ^ DeclaringType ^ Summary ^ +** {{wiki:​ProtectedMethod.gif|}} MarkerOverlay() ​**
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#MarkerOverlay()|MarkerOverlay]] ​  ​| ​   |    | Constructor of the marker overlay. ​  |+
  
 +  * //​Constructor of the marker overlay.//
 +== Remarks ==
 +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​MarkerOverlay.28.29//​
 +== Parameters ==
 +<div newline></​div>​
 ==== Public Methods ==== ==== Public Methods ====
-^ Name ^ Parameters ^ DeclaringType ^ Summary ^ +** {{wiki:​PublicMethod.gif|}} GetMarkersForDrawing(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}}[[#GetMarkersForDrawing(RectangleShape)|GetMarkersForDrawing]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  ​| ​   | This method gets a marker collection for drawing on the overlay. ​  | +
-| {{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(TimeSpan)|Refresh]] ​  | 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(RectangleShape,​ TimeSpan)|Refresh]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]],​ TimeSpan ​  | [[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(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(IEnumerable<​RectangleShape>,​ TimeSpan)|Refresh]] ​  | IEnumerable<​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]>,​ TimeSpan ​  | [[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()|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 ​  ​| ​   |+
  
-==== Protected Methods ==== +  ​* //This method gets a marker ​collection for drawing on the overlay.// 
-^ Name ^ Parameters ^ DeclaringType ^ Summary ^ +== Remarks == 
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​CloseCore()|CloseCore]] ​  ​|    | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +  * //This is a wrapper ​method ​for the abstract ​method ​GetDrawingMarkersCore.//
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​Dispose(Boolean)|Dispose]] ​  | Boolean ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​This method dispose unmanaged resource used in this class. ​  | +
-| {{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) ​  | This method creates markers in the provided world extent and places on the overlay. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​Finalize()|Finalize]] ​  ​| ​   | Object(overriden) ​  ​| ​   | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​GetBoundingBoxCore()|GetBoundingBoxCore]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method returns the bounding box of the Overlay. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​GetMarkersForDrawingCore(RectangleShape)|GetMarkersForDrawingCore]] ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] ​  ​| ​   | This abstract ​method gets a collection ​of marker ​for drawing on the overlay. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​InitializeCore(MapArguments)|InitializeCore]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments|MapArguments]] ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method initializes overlay object. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​LoadStateCore(Byte［］)|LoadStateCore]] ​  | Byte［］ ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​This method restore the overlay state back from the specified state. ​  | +
-| {{wiki:​ProtectedMethod.gif|Protected Method}}[[#​MemberwiseClone()|MemberwiseClone]] ​  ​| ​   | Object ​  ​| ​   | +
-| {{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}}[[#​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}}[[#​OpenCore()|OpenCore]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +
-| {{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}}[[#​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]] ​  | 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:​ProtectedMethod.gif|Protected Method}}[[#​SaveStateCore()|SaveStateCore]] ​  ​| ​   | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | This method saves overlay state to a byte array. ​  |+
  
-==== Public Properties ==== +== Return Value == 
-^ Name ^ Return ^ DeclaringType ^ Summary ^ +  * Type:​[[ThinkGeo.MapSuite.Core.GeoCollection<​T>​[[ThinkGeo.MapSuite.WpfDesktopEdition.Marker, ​WpfDesktopEdition, Version=9.0.0.0, Culture=neutral,​ PublicKeyToken=null]]|GeoCollection<​T>​]] 
-| {{wiki:PublicProperty.gif|Public Property}}[[#​Attribution|Attribution]] ​  | String ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  ​| ​   | +  * Description:An marker collection ​for drawing.
-| {{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}}[[#​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}}[[#​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]] ​  | Gets or sets if this overlay is visible. ​  | +
-| {{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}}[[#​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. ​  |+
  
-==== Protected Properties ==== +== Parameters ​== 
-^ Name ^ Return ^ DeclaringType ^ Summary ^ +  * //​boundingBox//​ 
-| {{wiki:ProtectedProperty.gif|Protected Property}}[[#​IsOverlayInitialized|IsOverlayInitialized]] ​  | Boolean ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.Overlay|Overlay]] ​  | Gets or sets if the overlay canvas is initialized. ​  | +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-| {{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.   |+    * Description:​This parameter is the extent in world coordinate for requesting markers.
  
-==== Public Events ==== +<div newline></​div>​ 
-^ Name ^ Event Arguments ^ DeclaringType ^ Summary ^ +** {{wiki:PublicMethod.gif|}} ​Refresh(IEnumerable<​RectangleShape>​) **
-| {{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}}[[#​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]] ​  ​| ​   |+
  
-===== Public Constructors ===== +  * //N/A// 
-===== Protected Constructors ===== +== Remarks == 
-==== MarkerOverlay() ==== +  * //For the most updated Info for this topic, please check it here://
-Constructor of the marker overlay. +
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​MarkerOverlay.28.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​MarkerOverlay.28.29</​a>​ +
-=== Parameters === +
-^  Name ^  Type ^  Description ^+
  
-[[#​Protected Constructors|Go Back]] +== Return Value == 
-===== Public Methods ===== +  ​* ​Type:Void 
-==== Close() ==== +  * 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.MarkerOverlay#​Close.28.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Close.28.29</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ Description ​^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  ​Description ​^+  ​* //​extentsToRefresh//​ 
 +    * Type:​IEnumerable<​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]>​ 
 +    * Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +<div newline></div> 
-[[#Public Methods|Go Back]] +** {{wiki:PublicMethod.gif|}} Refresh(TimeSpan) **
-==== Dispose() ==== +
-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.MarkerOverlay#​Dispose.28.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Dispose.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.MarkerOverlay#​Refresh.28TimeSpan.29//​
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#Public Methods|Go Back]] +  ​* ​Type:Void 
-==== Draw(RectangleShape,​ OverlayRefreshType) ==== +  * Description:N/A
-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.MarkerOverlay#​Draw.28RectangleShape.2C_OverlayRefreshType.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Draw.28RectangleShape.2C_OverlayRefreshType.29</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ Description ​^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  ​Description ​^ +  ​* //​bufferTime//​ 
-| targetExtent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  | This parameter indicates an extent in world coordinate for drawing the overlay. ​  | +    * Type:TimeSpan 
-| 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.   |+    * Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +<div newline></div> 
-[[#Public Methods|Go Back]] +** {{wiki:PublicMethod.gif|}} Refresh(TimeSpan,​RequestDrawingBufferTimeType) **
-==== 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:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Draw.28RectangleShape.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Draw.28RectangleShape.29</​a>​ +
-=== 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 indicates an extent in world coordinate ​for drawing 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 
-==== Equals(Object) ==== +  * 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.MarkerOverlay#​Equals.28Object.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Equals.28Object.29</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ Description ​^ +
-| Boolean<​!-- System.Boolean --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //​bufferTime//​ 
-| obj   | Object<​!-- System.Object --> ​  ​| ​   |+    * Type:TimeSpan 
 +    ​* Description:​N/​A
  
-<!-- System.Object --> +  * //​bufferTimeType//​ 
-[[#Public Methods|Go Back]] +    ​* ​Type:[[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]] 
-==== 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 --> ​  ​| ​A RectangleShape indicating the bounding box of this overlay ​  |+
  
-=== Parameters === +<div newline></​div>​ 
-^  Name ^  Type ^  Description ^+** {{wiki:​PublicMethod.gif|}} Refresh(RectangleShape,​TimeSpan) **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //N/A// 
-[[#Public Methods|Go Back]] +== Remarks == 
-==== GetHashCode() ==== +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Refresh.28RectangleShape.2C_TimeSpan.29//
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​GetHashCode.28.29" target="​_blank">​http:​//wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​GetHashCode.28.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Int32<​!-- System.Int32 --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​^  ​Description ​^+  ​* Type:Void 
 +  * Description:N/A
  
-<!-- System.Object --> +== Parameters ​== 
-[[#Public Methods|Go Back]] +  * //​extentToRefresh//​ 
-==== GetMarkersForDrawing(RectangleShape) ​==== +    ​* ​Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-This method gets a marker collection for drawing on the overlay. +    * Description:​N/​A
-=== Remarks === +
-This is a wrapper method for the abstract method GetDrawingMarkersCore. +
-=== Return Value === +
-^ Return ​Type ^ Description ^ +
-| [[ThinkGeo.MapSuite.Core.GeoCollection|GeoCollection]]<​[[ThinkGeo.MapSuite.WpfDesktopEdition.Marker|Marker]]><​!-- ThinkGeo.MapSuite.Core.GeoCollection{ThinkGeo.MapSuite.WpfDesktopEdition.Marker} --> ​  | An marker collection for drawing. ​  |+
  
-=== Parameters === +  * //​bufferTime//​ 
-^  Name ^  ​Type ^  ​Description ​^ +    ​* ​Type:TimeSpan 
-| boundingBox ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  | This parameter is the extent in world coordinate for requesting markers. ​  |+    * Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay --> +<div newline></div> 
-[[#Public Methods|Go Back]] +** {{wiki:PublicMethod.gif|}} Refresh(RectangleShape,​TimeSpan,​RequestDrawingBufferTimeType) **
-==== GetType() ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​GetType.28.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​GetType.28.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Type<!-- System.Type --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //N/A// 
-^  Name ^  Type ^  Description ^+== Remarks ​== 
 +  ​* //For the most updated Info for this topic, please check it here://
  
-<!-- System.Object --> +== Return Value == 
-[[#Public Methods|Go Back]] +  ​* ​Type:Void 
-==== Initialize(MapArguments) ==== +  * Description:N/A
-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 ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //​extentToRefresh//​ 
-| mapArguments ​  ​| ​[[ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments|MapArguments]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments --> ​  | This parameter maintains current map information for calculating mechanism. ​  |+    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
 +    * Description:​N/​A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //​bufferTime/​/ 
-[[#Public Methods|Go Back]] +    ​* ​Type:TimeSpan 
-==== LoadState(Byte［］) ==== +    ​* Description:​N/​A
-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 === +  * //​bufferTimeType//​ 
-^  Name ^  ​Type ^  Description ^ +    ​* ​Type:[[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]] 
-| state   | Byte［］<​!-- System.Byte[[]] --> ​  | This parameter indicates the state for restore the overlay. ​  |+    * Description:​N/​A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +<div newline></div> 
-[[#Public Methods|Go Back]] +** {{wiki:PublicMethod.gif|}} Refresh(IEnumerable<RectangleShape>,TimeSpan) **
-==== Open() ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:/​/wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Open.28.29"​ target="​_blank">​http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Open.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://
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#Public Methods|Go Back]] +  ​* ​Type:Void 
-==== PanTo(RectangleShape) ==== +  * Description:N/A
-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 ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //​extentsToRefresh//​ 
-| targetExtent ​  ​| ​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<!-- ThinkGeo.MapSuite.Core.RectangleShape -->   | This parameter is the target world extent for panning. ​  |+    * Type:​IEnumerable<​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]>​ 
 +    * Description:​N/​A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //​bufferTime/​/ 
-[[#Public Methods|Go Back]] +    ​* ​Type:TimeSpan 
-==== 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 === +<div newline></div> 
-^  Name ^  Type ^  Description ^ +** {{wiki:​PublicMethod.gif|}} Refresh(IEnumerable<RectangleShape>​,​TimeSpan,​RequestDrawingBufferTimeType) **
-| extentsToRefresh ​  | IEnumerable<[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]><!-- System.Collections.Generic.IEnumerable{ThinkGeo.MapSuite.Core.RectangleShape} -->   |    |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //N/A// 
-[[#Public Methods|Go Back]] +== Remarks == 
-==== Refresh(TimeSpan) ==== +  * //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.MarkerOverlay#​Refresh.28TimeSpan.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Refresh.28TimeSpan.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​^  ​Description ​^ +  ​* Type:Void 
-| bufferTime ​  | TimeSpan<​!-- System.TimeSpan --> ​  ​| ​   |+  * Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters == 
-[[#Public Methods|Go Back]] +  * //​extentsToRefresh//​ 
-==== Refresh(TimeSpan,​ RequestDrawingBufferTimeType) ==== +    * Type:​IEnumerable<[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]> 
-=== 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 ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +  * //​bufferTime//​ 
-^  Name ^  ​Type ^  Description ^ +    ​* ​Type:TimeSpan 
-| bufferTime ​  ​| ​TimeSpan<!-- System.TimeSpan --> ​  ​| ​   | +    ​* Description:​N/​A
-| bufferTimeType ​  | [[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]]<​!-- ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType --> ​  ​| ​   |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //bufferTimeType// 
-[[#Public Methods|Go Back]] +    * Type:[[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]] 
-==== Refresh(RectangleShape,​ TimeSpan) ==== +    ​* ​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.MarkerOverlay#​Refresh.28RectangleShape.2C_TimeSpan.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Refresh.28RectangleShape.2C_TimeSpan.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ​^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +<div newline></​div> 
-^  Name ^  Type ^  Description ^ +** {{wiki:​PublicMethod.gif|}} Initialize(MapArguments) **
-| extentToRefresh ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<!-- ThinkGeo.MapSuite.Core.RectangleShape -->   |    | +
-| bufferTime ​  | TimeSpan<​!-- System.TimeSpan --> ​  ​| ​   ​|+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //This method initializes overlay object.// 
-[[#Public Methods|Go Back]] +== Remarks == 
-==== Refresh(RectangleShape) ==== +  ​* ​//This is a wrapper method for the virtual method InitializeCore.//
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Refresh.28RectangleShape.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Refresh.28RectangleShape.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​^  ​Description ​^ +  ​* Type:Void 
-| extent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  ​| ​   |+  * Description:N/A
  
-<​!-- ​ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters == 
-[[#Public Methods|Go Back]] +  * //​mapArguments//​ 
-==== Refresh(RectangleShape,​ TimeSpan, RequestDrawingBufferTimeType) ==== +    * Type:[[ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments|MapArguments]] 
-=== Remarks === +    * Description:​This parameter maintains current map information ​for calculating mechanism.
-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:​PublicMethod.gif|}} Refresh(RectangleShape) **
-| extentToRefresh ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<!-- ThinkGeo.MapSuite.Core.RectangleShape -->   |    | +
-| bufferTime ​  | TimeSpan<!-- System.TimeSpan -->   |    | +
-| bufferTimeType ​  | [[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]]<​!-- ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType --> ​  ​| ​   ​|+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //N/A// 
-[[#Public Methods|Go Back]] +== Remarks == 
-==== Refresh(IEnumerable<​RectangleShape>,​ TimeSpan) ==== +  * //For the most updated Info for this topic, please check it here:http:​wiki.thinkgeo.com/wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Refresh.28RectangleShape.29//​
-=== 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 === +== Return Value == 
-^  Name ^  ​Type ​^  ​Description ​^ +  ​* Type:Void 
-| extentsToRefresh ​  | IEnumerable<​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]><​!-- System.Collections.Generic.IEnumerable{ThinkGeo.MapSuite.Core.RectangleShape} --> ​  ​| ​   | +  * Description:N/A
-| bufferTime ​  | TimeSpan<​!-- System.TimeSpan --> ​  ​| ​   |+
  
-<​!-- ​ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters == 
-[[#Public Methods|Go Back]] +  * //​extent//​ 
-==== Refresh(IEnumerable<​RectangleShape>,​ TimeSpan, RequestDrawingBufferTimeType) ==== +    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-=== 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 ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +<div newline></div> 
-^  Name ^  Type ^  Description ^ +** {{wiki:​PublicMethod.gif|}} Refresh() **
-| extentsToRefresh ​  | IEnumerable<[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]><!-- System.Collections.Generic.IEnumerable{ThinkGeo.MapSuite.Core.RectangleShape} -->   |    | +
-| bufferTime ​  | TimeSpan<​!-- System.TimeSpan --> ​  ​| ​   | +
-| bufferTimeType ​  | [[ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType|RequestDrawingBufferTimeType]]<​!-- ThinkGeo.MapSuite.Core.RequestDrawingBufferTimeType --> ​  ​| ​   ​|+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.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.// 
-[[#Public Methods|Go Back]] +== Remarks == 
-==== Refresh() ==== +  * //The difference from Draw() method is that Refresh() method refreshs all the elements while Draw() does not.//
-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 === +== Return Value == 
-^  Name ^  ​Type ​^  ​Description ​^+  ​* Type:Void 
 +  * Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters ​== 
-[[#Public Methods|Go Back]] +<div newline></div> 
-==== SaveState() ​==== +** {{wiki:​PublicMethod.gif|}} Close() **
-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.MarkerOverlay#​SaveState.28.29"​ target="​_blank"​>http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​SaveState.28.29</a> +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Byte［］<​!-- System.Byte[[]] --> ​  | A byte array indicates current overlay state. ​  |+
  
-=== 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.MarkerOverlay#​Close.28.29//​
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#Public Methods|Go Back]] +  ​* ​Type:Void 
-==== ToString() ==== +  * 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.MarkerOverlay#​ToString.28.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​ToString.28.29</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ Description ​^ +
-| String<​!-- System.String --> ​  ​| ​   |+
  
-=== Parameters === +== Parameters == 
-^  Name ^  Type ^  Description ^+<div newline></​div>​ 
 +** {{wiki:​PublicMethod.gif|}} Open() **
  
-<!-- System.Object --> +  * //N/A// 
-[[#Public Methods|Go Back]] +== Remarks == 
-===== Protected Methods ===== +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Open.28.29//
-==== CloseCore() ==== +
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​CloseCore.28.29" target="​_blank">​http:​//wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​CloseCore.28.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​^  ​Description ​^+  ​* Type:Void 
 +  * Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters ​== 
-[[#​Protected Methods|Go Back]] +<div newline></div> 
-==== Dispose(Boolean) ​==== +** {{wiki:​PublicMethod.gif|}} Draw(RectangleShape) **
-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.MarkerOverlay#​Dispose.28Boolean.29"​ target="​_blank"​>http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Dispose.28Boolean.29</a> +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //This method draws the overlay with the provided extent in world coordinate.//​ 
-^  Name ^  Type ^  Description ^ +== Remarks ​== 
-| disposing ​  | Boolean<​!-- System.Boolean --> ​  ​| ​   |+  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Draw.28RectangleShape.29//​
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#​Protected Methods|Go Back]] +  ​* ​Type:Void 
-==== DrawAttributionCore(GeoCanvas) ==== +  * 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.MarkerOverlay#​DrawAttributionCore.28GeoCanvas.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​DrawAttributionCore.28GeoCanvas.29</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ Description ​^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  Description ^ +  ​* //​targetExtent//​ 
-| canvas ​  ​| ​[[ThinkGeo.MapSuite.Core.GeoCanvas|GeoCanvas]]<!-- ThinkGeo.MapSuite.Core.GeoCanvas --> ​  ​| ​   |+    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
 +    * Description:​This parameter indicates an extent in world coordinate for drawing the overlay.
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +<div newline></​div> 
-[[#​Protected Methods|Go Back]] +** {{wiki:​PublicMethod.gif|}} Draw(RectangleShape,​OverlayRefreshType) ​**
-==== DrawCore(RectangleShape,​ OverlayRefreshType) ​==== +
-This method creates markers in the provided world extent and places on the overlay. +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​DrawCore.28RectangleShape.2C_OverlayRefreshType.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​DrawCore.28RectangleShape.2C_OverlayRefreshType.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +  * //This method draws the overlay with the provided extent in world coordinate.//​ 
-^  Name ^  Type ^  Description ^ +== Remarks ​== 
-| targetExtent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  | This parameter is the extent in world coordinate ​for filtering markers.   | +  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Draw.28RectangleShape.2C_OverlayRefreshType.29//
-| overlayRefreshType ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.OverlayRefreshType|OverlayRefreshType]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.OverlayRefreshType --> ​  | This parameter indicates if the elements in the overlay needs to be refreshed. ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay(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.MarkerOverlay#​Finalize.28.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Finalize.28.29</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ Description ​^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  ​Type ​^  ​Description ​^+  ​* //​targetExtent//​ 
 +    * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
 +    * Description:This parameter indicates an extent in world coordinate for drawing the overlay.
  
-<!-- System.Object(overriden) --> +  * //​refreshType//​ 
-[[#​Protected Methods|Go Back]] +    ​* ​Type:[[ThinkGeo.MapSuite.WpfDesktopEdition.OverlayRefreshType|OverlayRefreshType]] 
-==== GetBoundingBoxCore() ==== +    * 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.
-This method returns the bounding box of the Overlay. +
-=== Remarks === +
-This method returns the bounding box of the Overlay. +
-=== Return Value === +
-^ Return ​Type ^ Description ^ +
-| [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  | This method returns ​the bounding box of the Overlay.   |+
  
-=== Parameters === +<div newline></​div>​ 
-^  Name ^  Type ^  Description ^+** {{wiki:​PublicMethod.gif|}} PanTo(RectangleShape) **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //This method ​pans the overlay ​to the provided world extent.// 
-[[#​Protected Methods|Go Back]] +== Remarks ​== 
-==== GetMarkersForDrawingCore(RectangleShape) ==== +  * //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.//
-This abstract ​method ​gets a collection of marker for drawing on the overlay. +
-=== Remarks === +
-When implementing this method, consider requesting points in the provided world extent, then create marker controls from these points. +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| [[ThinkGeo.MapSuite.Core.GeoCollection|GeoCollection]]<​[[ThinkGeo.MapSuite.WpfDesktopEdition.Marker|Marker]]><​!-- ThinkGeo.MapSuite.Core.GeoCollection{ThinkGeo.MapSuite.WpfDesktopEdition.Marker} --> ​  | A collection of markers which are used for placing on the overlay. ​  |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​^  ​Description ​^ +  ​* Type:Void 
-| boundingBox ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  | This parameter is the extent in world coordinate for creating markers. ​  |+  * Description:N/A
  
-<​!-- ​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay --> +== Parameters == 
-[[#​Protected Methods|Go Back]] +  * //​targetExtent//​ 
-==== InitializeCore(MapArguments) ==== +    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-This method initializes overlay object. +    * Description:​This parameter is the target world extent for panning.
-=== Remarks === +
-When implementing this method, consider initializing ​the overlay canvas such as setting its z-index, setting current map reference to the CurrentMap property. +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +<div newline></​div>​ 
-^  Name ^  Type ^  Description ^ +** {{wiki:​PublicMethod.gif|}} GetBoundingBox() **
-| mapArguments ​  | [[ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments|MapArguments]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments -->   | This parameter maintains current map information for calculating mechanism.   ​|+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //This method gets a bounding box of the Overlay.// 
-[[#​Protected Methods|Go Back]] +== Remarks ​== 
-==== LoadStateCore(Byte［］) ==== +  * //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.//​
-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 === +== Return Value == 
-^  Name ^  ​Type ​^  Description ^ +  ​* Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-| state   | Byte［］<​!-- System.Byte[[]] --> ​  | This parameter indicates the state for restore ​the overlay.   |+  * Description:​A RectangleShape indicating ​the bounding box of this overlay
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters ​== 
-[[#​Protected Methods|Go Back]] +<div newline></div> 
-==== MemberwiseClone() ​==== +** {{wiki:​PublicMethod.gif|}} SaveState() **
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​MemberwiseClone.28.29"​ target="​_blank"​>http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​MemberwiseClone.28.29</a> +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Object<​!-- System.Object --> ​  ​| ​   ​|+
  
-=== Parameters === +  * //This method saves overlay state to a byte array.// 
-^  Name ^  Type ^  Description ^+== Remarks ​== 
 +  ​* //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​SaveState.28.29//​
  
-<!-- System.Object --> +== Return Value == 
-[[#​Protected Methods|Go Back]] +  ​* ​Type:Byte[] 
-==== OnDrawing(DrawingOverlayEventArgs) ==== +  * Description:A byte array indicates current overlay state.
-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.MarkerOverlay#​OnDrawing.28DrawingOverlayEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OnDrawing.28DrawingOverlayEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ Description ​^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters ​=== +== Parameters == 
-^  Name ^  Type ^  Description ^ +<div newline></​div>​ 
-| e   ​| ​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingOverlayEventArgs|DrawingOverlayEventArgs]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawingOverlayEventArgs --> ​  | This parameter is the event argument for Drawing event. ​  |+** {{wiki:​PublicMethod.gif|}} LoadState(Byte[]) **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //This method restore the overlay state back from the specified state.// 
-[[#​Protected Methods|Go Back]] +== Remarks == 
-==== OnDrawingAttribution(DrawingAttributionOverlayEventArgs) ==== +  * //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.MarkerOverlay#​OnDrawingAttribution.28DrawingAttributionOverlayEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OnDrawingAttribution.28DrawingAttributionOverlayEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​^  ​Description ​^ +  ​* Type:Void 
-| args   | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingAttributionOverlayEventArgs|DrawingAttributionOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawingAttributionOverlayEventArgs --> ​  ​| ​   |+  * Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters ​== 
-[[#​Protected Methods|Go Back]] +  ​* ​//state// 
-==== OnDrawn(DrawnOverlayEventArgs) ​==== +    * Type:Byte[] 
-This method raises after the overlay is drawn. +    ​* ​Description:This parameter indicates the state for restore the overlay.
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OnDrawn.28DrawnOverlayEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OnDrawn.28DrawnOverlayEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ​^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +<div newline></​div>​ 
-^  Name ^  Type ^  Description ^ +** {{wiki:​PublicMethod.gif|}} Dispose() **
-| e   | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnOverlayEventArgs|DrawnOverlayEventArgs]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawnOverlayEventArgs -->   | This parameter is the event argument for Drawn event.   ​|+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //This method dispose unmanaged resource used in this class.// 
-[[#​Protected Methods|Go Back]] +== Remarks == 
-==== OnDrawnAttribution(DrawnAttributionOverlayEventArgs) ==== +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Dispose.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.MarkerOverlay#​OnDrawnAttribution.28DrawnAttributionOverlayEventArgs.29" target="​_blank">​http:​//wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OnDrawnAttribution.28DrawnAttributionOverlayEventArgs.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​^  ​Description ​^ +  ​* Type:Void 
-| args   | [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnAttributionOverlayEventArgs|DrawnAttributionOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawnAttributionOverlayEventArgs --> ​  ​| ​   |+  * Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters ​== 
-[[#​Protected Methods|Go Back]] +<div newline></div> 
-==== OpenCore() ​==== +** {{wiki:​PublicMethod.gif|}} ToString() **
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OpenCore.28.29"​ target="​_blank"​>http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OpenCore.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.MarkerOverlay#​ToString.28.29//​
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#​Protected Methods|Go Back]] +  ​* ​Type:String 
-==== PanToCore(RectangleShape) ==== +  * Description:N/A
-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 ​=== +== Parameters == 
-^  Name ^  Type ^  Description ^ +<div newline></​div>​ 
-| targetExtent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<!-- ThinkGeo.MapSuite.Core.RectangleShape -->   | This parameter is the target world extent for panning.   ​|+** {{wiki:​PublicMethod.gif|}} Equals(Object) **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //N/A// 
-[[#​Protected Methods|Go Back]] +== Remarks == 
-==== RefreshCore(RectangleShape) ==== +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Equals.28Object.29//
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="http://wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​RefreshCore.28RectangleShape.29" target="​_blank">​http:​//wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​RefreshCore.28RectangleShape.29</​a>​ +
-=== Return Value === +
-^ Return Type ^ Description ^ +
-| Void<!-- System.Void --> ​  ​| ​   |+
  
-=== Parameters === +== Return Value == 
-^  Name ^  ​Type ​^  ​Description ​^ +  ​* Type:Boolean 
-| extent ​  | [[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]<​!-- ThinkGeo.MapSuite.Core.RectangleShape --> ​  ​| ​   |+  * Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters ​== 
-[[#​Protected Methods|Go Back]] +  * //obj// 
-==== RefreshCore() ​==== +    ​* ​Type:Object 
-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. +    ​* Description:​N/​A
-=== 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 === +<div newline></​div>​ 
-^  Name ^  Type ^  Description ^+** {{wiki:​PublicMethod.gif|}} GetHashCode() **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //N/A// 
-[[#​Protected Methods|Go Back]] +== Remarks == 
-==== SaveStateCore() ==== +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​GetHashCode.28.29//
-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.MarkerOverlay#​SaveStateCore.28.29" target="​_blank">​http:​//wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​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:Int32 
 +  * Description:N/A
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters ​== 
-[[#​Protected Methods|Go Back]] +<div newline></div> 
-===== Public Properties ===== +** {{wiki:​PublicMethod.gif|}} GetType() **
-==== Attribution ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​DrawAttributionCore.28GeoCanvas.29"​ target="​_blank"​>http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​DrawAttributionCore.28GeoCanvas.29</a> +
-=== Return Value === +
-^ Return Type ^ +
-| String<​!-- System.String --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //N/A// 
-[[#Public Properties|Go Back]] +== Remarks == 
-==== AutoRefreshInterval ==== +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​GetType.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.MarkerOverlay#​AutoRefreshInterval"​ target="​_blank">​http://​wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​AutoRefreshInterval</​a>​ +
-=== Return Value === +
-^ Return Type ^ +
-| TimeSpan<​!-- System.TimeSpan --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#Public Properties|Go Back]] +  * Type:Type 
-==== 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.MarkerOverlay#​CanRefreshRegion"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​CanRefreshRegion</​a>​ +
-=== Return Value === +
-^ Return ​Type ^ +
-| Boolean<​!-- System.Boolean --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters ​== 
-[[#Public Properties|Go Back]] +<div newline></div> 
-==== DrawingExceptionMode ​==== +==== Protected Methods ==== 
-This property gets and sets the DrawingExceptionMode used when an exception occurs during drawing. +** {{wiki:​ProtectedMethod.gif|}} GetMarkersForDrawingCore(RectangleShape) **
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​DrawingExceptionMode"​ target="​_blank"​>http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​DrawingExceptionMode</a> +
-=== Return Value === +
-^ Return Type ^ +
-| [[ThinkGeo.MapSuite.Core.DrawingExceptionMode|DrawingExceptionMode]]<​!-- ThinkGeo.MapSuite.Core.DrawingExceptionMode --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +  * //This abstract method gets a collection of marker for drawing on the overlay.// 
-[[#Public Properties|Go Back]] +== Remarks == 
-==== IsBase ==== +  * //When implementing ​this method, consider requesting points in the provided world extent, then create marker controls from these points.//
-=== Remarks ​=== +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​IsBase"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​IsBase</​a>​ +
-=== Return Value === +
-^ Return Type ^ +
-| Boolean<​!-- System.Boolean --> ​  |+
  
-<​!-- ​ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Return Value == 
-[[#Public Properties|Go Back]] +  * Type:[[ThinkGeo.MapSuite.Core.GeoCollection<​T>[[ThinkGeo.MapSuite.WpfDesktopEdition.Marker,​ WpfDesktopEdition,​ Version=9.0.0.0, Culture=neutral, PublicKeyToken=null]]|GeoCollection<​T>​]] 
-==== IsEmpty ==== +  * Description:​A collection ​of markers which are used for placing on the overlay.
-This property gets if this overlay is empty or not. +
-=== Remarks === +
-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. +
-=== Return Value === +
-^ Return Type ^ +
-| Boolean<​!-- System.Boolean --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +== Parameters ​== 
-[[#Public Properties|Go Back]] +  ​* ​//boundingBox// 
-==== IsVisible ​==== +    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
-Gets or sets if this overlay is visible. +    * Description:​This parameter is the extent in world coordinate for creating markers.
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http:​//wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​IsVisible"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​IsVisible</​a>​ +
-=== Return Value === +
-^ Return Type ^ +
-| Boolean<​!-- System.Boolean --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +<div newline></​div>​ 
-[[#Public Properties|Go Back]] +** {{wiki:​ProtectedMethod.gif|}} DrawCore(RectangleShape,​OverlayRefreshType) ** 
-==== MapArguments ​==== + 
-Gets or sets current map information ​which will be used for calculating mechanism. +  * //This method creates markers in the provided world extent and places 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.MarkerOverlay#​Initialize.28MapArguments.29" target="​_blank"​>​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Initialize.28MapArguments.29</​a>​ +  * //For the most updated Info for this topic, please check it here:​http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​DrawCore.28RectangleShape.2C_OverlayRefreshType.29//​ 
-=== Return Value === + 
-^ Return Type ^ +== Return Value == 
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments|MapArguments]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.MapArguments -->   ​|+  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +  * //​targetExtent//​ 
 +    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
 +    * Description:​This parameter is the extent in world coordinate for filtering markers. 
 + 
 +  * //​overlayRefreshType//​ 
 +    * Type:​[[ThinkGeo.MapSuite.WpfDesktopEdition.OverlayRefreshType|OverlayRefreshType]] 
 +    * Description:​This parameter indicates if the elements in the overlay needs to be refreshed. 
 + 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} InitializeCore(MapArguments) ** 
 + 
 +  * //This method initializes overlay object.// 
 +== Remarks ​== 
 +  * //When implementing this method, consider initializing the overlay canvas such as setting its z-index, setting current map reference to the CurrentMap property.//​ 
 + 
 +== 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:​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.MarkerOverlay#​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|}} RefreshCore() ** 
 + 
 +  * //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:​ProtectedMethod.gif|}} CloseCore() ** 
 + 
 +  * //N/A// 
 +== Remarks == 
 +  * //For the most updated Info for this topic, please check it here:http:​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​CloseCore.28.29//​ 
 + 
 +== Return Value == 
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} OpenCore() ** 
 + 
 +  * //N/A// 
 +== Remarks == 
 +  * //For the most updated Info for this topic, please check it here:http:wiki.thinkgeo.com/wiki/ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OpenCore.28.29//​ 
 + 
 +== Return Value == 
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +<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.MarkerOverlay#​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.MarkerOverlay#​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.MarkerOverlay#​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.MarkerOverlay#​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.MarkerOverlay#​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|}} GetBoundingBoxCore() ** 
 + 
 +  * //This method returns the bounding box of the Overlay.//​ 
 +== Remarks == 
 +  * //This method returns the bounding box of the Overlay.//​ 
 + 
 +== Return Value == 
 +  * Type:​[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]] 
 +  * Description:​This method returns the bounding box of the Overlay. 
 + 
 +== Parameters == 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} SaveStateCore() ** 
 + 
 +  * //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.MarkerOverlay#​SaveStateCore.28.29//​ 
 + 
 +== Return Value == 
 +  * Type:​Byte[] 
 +  * Description:​A byte array indicates current overlay state. 
 + 
 +== Parameters == 
 +<div newline></​div>​ 
 +** {{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:// 
 + 
 +== 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:​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.MarkerOverlay#​Finalize.28.29//​ 
 + 
 +== Return ​Value == 
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +<div newline></​div>​ 
 +** {{wiki:​ProtectedMethod.gif|}} Dispose(Boolean) ** 
 + 
 +  * //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.MarkerOverlay#​Dispose.28Boolean.29//​ 
 + 
 +== Return Value == 
 +  * Type:Void 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +  * //​disposing//​ 
 +    * Type:​Boolean 
 +    * Description:​N/​A 
 + 
 +<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.MarkerOverlay#​MemberwiseClone.28.29//​ 
 + 
 +== Return Value == 
 +  * Type:​Object 
 +  * Description:​N/​A 
 + 
 +== Parameters == 
 +<div newline></​div>​ 
 +==== Public Properties ==== 
 +** {{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.MarkerOverlay#​AutoRefreshInterval 
 +== Return Value == 
 +  * Type:​TimeSpan 
 + 
 +** {{wiki:​PublicProperty.gif|}} Name **
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> 
-[[#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.MarkerOverlay#​Name" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​Name</​a>​ +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​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.MarkerOverlay#​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.MarkerOverlay#​OverlayCanvas" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OverlayCanvas</​a>​ +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​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]] + 
-===== Protected Properties ​===== +N/A 
-==== IsOverlayInitialized ​==== +== Remarks == 
-Gets or sets if the overlay ​canvas ​is initialized. +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#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.MarkerOverlay#​IsOverlayInitialized"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​IsOverlayInitialized</​a>​ +  * Type:​Boolean 
-=== Return Value === + 
-^ Return ​Type ^ +** {{wiki:​PublicProperty.gif|}} CanRefreshRegion ** 
-| Boolean<​!-- System.Boolean ​--> ​  |+ 
 +N/A 
 +== Remarks ​== 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​CanRefreshRegion 
 +== Return Value == 
 +  * Type:​Boolean 
 + 
 +** {{wiki:​PublicProperty.gif|}} DrawingExceptionMode ** 
 + 
 +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:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​DrawingExceptionMode 
 +== Return Value == 
 +  * Type:​[[ThinkGeo.MapSuite.Core.DrawingExceptionMode|DrawingExceptionMode]] 
 + 
 +** {{wiki:​PublicProperty.gif|}} IsVisible ** 
 + 
 +Gets or sets if this overlay is visible. 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​IsVisible 
 +== Return Value == 
 +  * Type:​Boolean 
 + 
 +** {{wiki:​PublicProperty.gif|}} Attribution ** 
 + 
 +N/A 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​DrawAttributionCore.28GeoCanvas.29 
 +== Return Value == 
 +  ​* ​Type:String 
 + 
 +** {{wiki:​PublicProperty.gif|}} IsEmpty ** 
 + 
 +This property gets if this overlay is empty or not. 
 +== Remarks == 
 +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. 
 +== Return Value == 
 +  * Type:Boolean 
 + 
 +==== Protected Properties ==== 
 +** {{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.MarkerOverlay#​PreviousExtent" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​PreviousExtent</​a>​ +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​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]] + 
-===== Public Events ​===== +N/A 
-==== Drawing ​====+== Remarks ​== 
 +N/A 
 +== Return Value == 
 +  * Type:​Double 
 + 
 +** {{wiki:​ProtectedProperty.gif|}} IsOverlayInitialized ** 
 + 
 +Gets or sets if the overlay canvas is initialized. 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​IsOverlayInitialized 
 +== Return Value == 
 +  * Type:​Boolean 
 + 
 +==== Public Events ==== 
 +** {{wiki:​PublicEvent.gif|}} Drawing **
 This event raises before the overlay is drawing. This event raises before the overlay is drawing.
-=== Remarks ​=== +== Remarks == 
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​GetMarkersForDrawing.28RectangleShape.29" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​GetMarkersForDrawing.28RectangleShape.29</​a>​ +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​GetMarkersForDrawing.28RectangleShape.29
-=== Event Arguments === +
-^ Event Arguments ^ +
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingOverlayEventArgs|DrawingOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawingOverlayEventArgs --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +Event Arguments:[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingOverlayEventArgs|DrawingOverlayEventArgs]]
-[[#Public Events|Go Back]] +
-==== DrawingAttribution ==== +
-=== Remarks === +
-For the most updated Info for this topic, please check it here:<a href="​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OnDrawingAttribution.28DrawingAttributionOverlayEventArgs.29"​ target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OnDrawingAttribution.28DrawingAttributionOverlayEventArgs.29</​a>​ +
-=== Event Arguments ​=== +
-^ Event Arguments ^ +
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingAttributionOverlayEventArgs|DrawingAttributionOverlayEventArgs]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawingAttributionOverlayEventArgs --> ​  |+
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +** {{wiki:​PublicEvent.gif|}} Drawn **
-[[#Public Events|Go Back]] +
-==== Drawn ====+
 This event raises after the overlay is drawn. This event raises after the overlay 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.MarkerOverlay#​OnDrawn.28DrawnOverlayEventArgs.29" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OnDrawn.28DrawnOverlayEventArgs.29</a> +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OnDrawn.28DrawnOverlayEventArgs.29 
-=== Event Arguments === + 
-^ Event Arguments ​^ +Event Arguments:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnOverlayEventArgs|DrawnOverlayEventArgs]] 
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnOverlayEventArgs|DrawnOverlayEventArgs]]<!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawnOverlayEventArgs --> ​  |+ 
 +** {{wiki:​PublicEvent.gif|}} DrawingAttribution ** 
 +N/A 
 +== Remarks == 
 +For the most updated Info for this topic, please check it here:http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OnDrawingAttribution.28DrawingAttributionOverlayEventArgs.29 
 + 
 +Event Arguments:[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawingAttributionOverlayEventArgs|DrawingAttributionOverlayEventArgs]]
  
-<!-- ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +** {{wiki:​PublicEvent.gif|}} DrawnAttribution ​** 
-[[#Public Events|Go Back]] +N/A 
-==== DrawnAttribution ​==== +== Remarks == 
-=== Remarks ​=== +For the most updated Info for this topic, please check it here:​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OnDrawnAttribution.28DrawnAttributionOverlayEventArgs.29
-For the most updated Info for this topic, please check it here:<a href="http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OnDrawnAttribution.28DrawnAttributionOverlayEventArgs.29" target="​_blank">​http://​wiki.thinkgeo.com/​wiki/​ThinkGeo.MapSuite.WpfDesktopEdition.MarkerOverlay#​OnDrawnAttribution.28DrawnAttributionOverlayEventArgs.29</​a>​ +
-=== Event Arguments === +
-^ Event Arguments ^ +
-| [[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnAttributionOverlayEventArgs|DrawnAttributionOverlayEventArgs]]<​!-- ThinkGeo.MapSuite.WpfDesktopEdition.DrawnAttributionOverlayEventArgs --> ​  |+
  
-<​!-- ​ThinkGeo.MapSuite.WpfDesktopEdition.Overlay --> +Event Arguments:​[[ThinkGeo.MapSuite.WpfDesktopEdition.DrawnAttributionOverlayEventArgs|DrawnAttributionOverlayEventArgs]]
-[[#Public Events|Go Back]]+
  
-__NOTOC__ 
-[[Category:​WpfDesktopEdition]] 
-[[Category:​ThinkGeo.MapSuite.WpfDesktopEdition]] 
-[[Category:​UpdateDocumentation]] 
  
thinkgeo.mapsuite.wpfdesktopedition.markeroverlay.1440040136.txt.gz · Last modified: 2015/09/18 03:13 (external edit)

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