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====== ThinkGeo.MapSuite.Core.BitmapTileCache ======
This is the base class for BitmapTileCache system which inherits from TileCache class.
===== Inheritance Hierarchy =====
  *System.Object
    *ThinkGeo.MapSuite.Core.TileCache
      ***ThinkGeo.MapSuite.Core.BitmapTileCache**
        *[[ThinkGeo.MapSuite.Core.FileBitmapTileCache]]
        *[[ThinkGeo.MapSuite.Core.InMemoryBitmapTileCache]]
===== Members Summary =====
==== Public Constructors ====
==== Protected Constructors ====
** {{wiki:ProtectedMethod.gif|}} BitmapTileCache(String,TileImageFormat,TileMatrix) **

This is the constructor of the class.
== Remarks ==
N/A
== Parameters ==
  * //cacheId//
    * Type:String
    * Description:This is the cache identifier which marks its difference with other TileCache.

  * //imageFormat//
    * Type:[[ThinkGeo.MapSuite.Core.TileImageFormat|TileImageFormat]]
    * Description:This is the imageFormate showing what kind of image we are trying to save.

  * //tileMatrix//
    * Type:[[ThinkGeo.MapSuite.Core.TileMatrix|TileMatrix]]
    * Description:This is the tile matrix system which is used for caculating tiles.

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==== Public Methods ====
** {{wiki:PublicMethod.gif|}} GetTile(RectangleShape) **

This method returns the BitmapTile corresponding to the tile bounding box passed in.
== Remarks ==
N/A

== Return Value ==
  * Type:[[ThinkGeo.MapSuite.Core.BitmapTile|BitmapTile]]
  * Description:Returns the BitmapTile corresponding to the passed in boundingBox.

== Parameters ==
  * //tileBoundingBox//
    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
    * Description:The target boundingBox for the tile to fetch.

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** {{wiki:PublicMethod.gif|}} GetTile(Int64,Int64) **

This method returns the BitmapTile corresponding to passed in row and column.
== Remarks ==
N/A

== Return Value ==
  * Type:[[ThinkGeo.MapSuite.Core.BitmapTile|BitmapTile]]
  * Description:Returns the BitmapTile corresponding to the passed in row and column.

== Parameters ==
  * //row//
    * Type:Int64
    * Description:The target row for the tile to fetch.

  * //column//
    * Type:Int64
    * Description:The target column for the tile to fetch.

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** {{wiki:PublicMethod.gif|}} GetTiles(RectangleShape) **

This method returns all the BitmapTiles within the passed in world extent, some of which may not has bitmap.
== Remarks ==
N/A

== Return Value ==
  * Type:Collection<[[ThinkGeo.MapSuite.Core.BitmapTile|BitmapTile]]>
  * Description:Returns a collection of BitmapTiles within the passed in worldExtent.

== Parameters ==
  * //worldExtent//
    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
    * Description:The target worldExtent will be used to fetch all the BitmapTiles from.

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** {{wiki:PublicMethod.gif|}} GetHigherScaleTile(RectangleShape,Double) **

This method will return the HigherScale BitmapTile which is always used for preview effects when ZoomIn or ZoomOut.
== Remarks ==
N/A

== Return Value ==
  * Type:[[ThinkGeo.MapSuite.Core.BitmapTile|BitmapTile]]
  * Description:Returns the higher scale(higher zoomLevel) bitmap tile.

== Parameters ==
  * //tileBoundingBox//
    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
    * Description:The parameter specifies the current tile bounding box.

  * //tileScale//
    * Type:Double
    * Description:This parameter specifies the current tile scale.

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** {{wiki:PublicMethod.gif|}} SaveTile(Tile) **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Void
  * Description:N/A

== Parameters ==
  * //tile//
    * Type:[[ThinkGeo.MapSuite.Core.Tile|Tile]]
    * Description:N/A

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** {{wiki:PublicMethod.gif|}} SaveTiles(Bitmap,RectangleShape,Boolean) **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Void
  * Description:N/A

== Parameters ==
  * //bitmap//
    * Type:Bitmap
    * Description:N/A

  * //bitmapExtent//
    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
    * Description:N/A

  * //saveContainedCellsOnly//
    * Type:Boolean
    * Description:N/A

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** {{wiki:PublicMethod.gif|}} SaveTiles(Bitmap,RectangleShape) **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Void
  * Description:N/A

== Parameters ==
  * //bitmap//
    * Type:Bitmap
    * Description:N/A

  * //bitmapExtent//
    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
    * Description:N/A

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** {{wiki:PublicMethod.gif|}} DeleteTiles(RectangleShape) **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Void
  * Description:N/A

== Parameters ==
  * //worldExtent//
    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
    * Description:N/A

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** {{wiki:PublicMethod.gif|}} DeleteTile(Tile) **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Void
  * Description:N/A

== Parameters ==
  * //tile//
    * Type:[[ThinkGeo.MapSuite.Core.Tile|Tile]]
    * Description:N/A

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** {{wiki:PublicMethod.gif|}} ClearCache() **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Void
  * Description:N/A

== Parameters ==
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** {{wiki:PublicMethod.gif|}} ToString() **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:String
  * Description:N/A

== Parameters ==
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** {{wiki:PublicMethod.gif|}} Equals(Object) **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Boolean
  * Description:N/A

== Parameters ==
  * //obj//
    * Type:Object
    * Description:N/A

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** {{wiki:PublicMethod.gif|}} GetHashCode() **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Int32
  * Description:N/A

== Parameters ==
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** {{wiki:PublicMethod.gif|}} GetType() **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Type
  * Description:N/A

== Parameters ==
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==== Protected Methods ====
** {{wiki:ProtectedMethod.gif|}} GetTileCore(Int64,Int64) **

This abstract method returns the BitmapTile corresponding to passed in row and column. Each concrete TileCache need to implement this logic to get tile from a row and column.
== Remarks ==
N/A

== Return Value ==
  * Type:[[ThinkGeo.MapSuite.Core.BitmapTile|BitmapTile]]
  * Description:Returns the BitmapTile corresponding to the passed in row and column.

== Parameters ==
  * //row//
    * Type:Int64
    * Description:The target row for the tile to fetch.

  * //column//
    * Type:Int64
    * Description:The target column for the tile to fetch.

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** {{wiki:ProtectedMethod.gif|}} GetHigherScaleTileCore(RectangleShape,Double) **

This method is virtual and can be overriden by its sub classes. This method will return the HigherScale BitmapTile which is always used for preview effects when ZoomIn or ZoomOut.
== Remarks ==
N/A

== Return Value ==
  * Type:[[ThinkGeo.MapSuite.Core.BitmapTile|BitmapTile]]
  * Description:Returns the higher scale(higher zoomLevel) bitmap tile.

== Parameters ==
  * //tileBoundingBox//
    * Type:[[ThinkGeo.MapSuite.Core.RectangleShape|RectangleShape]]
    * Description:The parameter specifies the current tile bounding box.

  * //tileScale//
    * Type:Double
    * Description:This parameter specifies the current tile scale.

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** {{wiki:ProtectedMethod.gif|}} MergeBitmaps(IEnumerable<BitmapTile>,Double) **

This method will merege the passed in bitmap tiles into a larege bitmap tile.
== Remarks ==
N/A

== Return Value ==
  * Type:[[ThinkGeo.MapSuite.Core.BitmapTile|BitmapTile]]
  * Description:Returns a merged bitmap tile.

== Parameters ==
  * //tilesToMerge//
    * Type:IEnumerable<[[ThinkGeo.MapSuite.Core.BitmapTile|BitmapTile]]>
    * Description:The collection of tiles to be mereged.

  * //scale//
    * Type:Double
    * Description:The target scale for result mereged bitmap tile.

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** {{wiki:ProtectedMethod.gif|}} OnGottenCacheImage(GottenCacheImageBitmapTileCacheEventArgs) **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Void
  * Description:N/A

== Parameters ==
  * //e//
    * Type:[[ThinkGeo.MapSuite.Core.GottenCacheImageBitmapTileCacheEventArgs|GottenCacheImageBitmapTileCacheEventArgs]]
    * Description:N/A

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** {{wiki:ProtectedMethod.gif|}} OnGettingCacheImage(GettingCacheImageBitmapTileCacheEventArgs) **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Void
  * Description:N/A

== Parameters ==
  * //e//
    * Type:[[ThinkGeo.MapSuite.Core.GettingCacheImageBitmapTileCacheEventArgs|GettingCacheImageBitmapTileCacheEventArgs]]
    * Description:N/A

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** {{wiki:ProtectedMethod.gif|}} ClearCacheCore() **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Void
  * Description:N/A

== Parameters ==
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** {{wiki:ProtectedMethod.gif|}} SaveTileCore(Tile) **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Void
  * Description:N/A

== Parameters ==
  * //tile//
    * Type:[[ThinkGeo.MapSuite.Core.Tile|Tile]]
    * Description:N/A

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** {{wiki:ProtectedMethod.gif|}} DeleteTileCore(Tile) **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Void
  * Description:N/A

== Parameters ==
  * //tile//
    * Type:[[ThinkGeo.MapSuite.Core.Tile|Tile]]
    * Description:N/A

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** {{wiki:ProtectedMethod.gif|}} Finalize() **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Void
  * Description:N/A

== Parameters ==
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** {{wiki:ProtectedMethod.gif|}} MemberwiseClone() **

N/A
== Remarks ==
N/A

== Return Value ==
  * Type:Object
  * Description:N/A

== Parameters ==
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==== Public Properties ====
** {{wiki:PublicProperty.gif|}} TileMatrix **

N/A
== Remarks ==
N/A
== Return Value ==
  * Type:[[ThinkGeo.MapSuite.Core.TileMatrix|TileMatrix]]

** {{wiki:PublicProperty.gif|}} TileAccessMode **

N/A
== Remarks ==
N/A
== Return Value ==
  * Type:[[ThinkGeo.MapSuite.Core.TileAccessMode|TileAccessMode]]

** {{wiki:PublicProperty.gif|}} NoDataTileImage **

N/A
== Remarks ==
N/A
== Return Value ==
  * Type:Bitmap

** {{wiki:PublicProperty.gif|}} LoadingTileImage **

N/A
== Remarks ==
N/A
== Return Value ==
  * Type:Bitmap

** {{wiki:PublicProperty.gif|}} ImageFormat **

N/A
== Remarks ==
N/A
== Return Value ==
  * Type:[[ThinkGeo.MapSuite.Core.TileImageFormat|TileImageFormat]]

** {{wiki:PublicProperty.gif|}} JpegQuality **

N/A
== Remarks ==
N/A
== Return Value ==
  * Type:Int16

** {{wiki:PublicProperty.gif|}} CacheId **

N/A
== Remarks ==
N/A
== Return Value ==
  * Type:String

==== Protected Properties ====
==== Public Events ====
** {{wiki:PublicEvent.gif|}} GottenCacheImage **
N/A
== Remarks ==
N/A

Event Arguments:[[ThinkGeo.MapSuite.Core.GottenCacheImageBitmapTileCacheEventArgs|GottenCacheImageBitmapTileCacheEventArgs]]

** {{wiki:PublicEvent.gif|}} GettingCacheImage **
N/A
== Remarks ==
N/A

Event Arguments:[[ThinkGeo.MapSuite.Core.GettingCacheImageBitmapTileCacheEventArgs|GettingCacheImageBitmapTileCacheEventArgs]]
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