ThinkGeo.MapSuite.Core.BitmapTileCache

This is the base class for BitmapTileCache system which inherits from TileCache class.

• System.Object
  • ThinkGeo.MapSuite.Core.TileCache
    • ThinkGeo.MapSuite.Core.BitmapTileCache
      • ThinkGeo.MapSuite.Core.FileBitmapTileCache
      • ThinkGeo.MapSuite.Core.InMemoryBitmapTileCache

BitmapTileCache(String,TileImageFormat,TileMatrix)

• This is the constructor of the class.

• N/A

• cacheId
  • Type:String
  • Description:This is the cache identifier which marks its difference with other TileCache.

• imageFormat
  • Type:TileImageFormat
  • Description:This is the imageFormate showing what kind of image we are trying to save.

• tileMatrix
  • Type:TileMatrix
  • Description:This is the tile matrix system which is used for caculating tiles.

GetTile(RectangleShape)

• This method returns the BitmapTile corresponding to the tile bounding box passed in.

• N/A

• Type:BitmapTile
• Description:Returns the BitmapTile corresponding to the passed in boundingBox.

• tileBoundingBox
  • Type:RectangleShape
  • Description:The target boundingBox for the tile to fetch.

GetTile(Int64,Int64)

• This method returns the BitmapTile corresponding to passed in row and column.

• N/A

• Type:BitmapTile
• Description:Returns the BitmapTile corresponding to the passed in row and column.

• row
  • Type:Int64
  • Description:The target row for the tile to fetch.

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

GetTiles(RectangleShape)

• This method returns all the BitmapTiles within the passed in world extent, some of which may not has bitmap.

• N/A

• Type:Collection<BitmapTile>
• Description:Returns a collection of BitmapTiles within the passed in worldExtent.

• worldExtent
  • Type:RectangleShape
  • Description:The target worldExtent will be used to fetch all the BitmapTiles from.

GetHigherScaleTile(RectangleShape,Double)

• This method will return the HigherScale BitmapTile which is always used for preview effects when ZoomIn or ZoomOut.

• N/A

• Type:BitmapTile
• Description:Returns the higher scale(higher zoomLevel) bitmap tile.

• tileBoundingBox
  • Type:RectangleShape
  • Description:The parameter specifies the current tile bounding box.

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

SaveTile(Tile)

• N/A

• N/A

• Type:Void
• Description:N/A

• tile
  • Type:Tile
  • Description:N/A

SaveTiles(GeoImage,RectangleShape)

• N/A

• N/A

• Type:Void
• Description:N/A

• bitmap
  • Type:GeoImage
  • Description:N/A

• bitmapExtent
  • Type:RectangleShape
  • Description:N/A

DeleteTiles(RectangleShape)

• N/A

• N/A

• Type:Void
• Description:N/A

• worldExtent
  • Type:RectangleShape
  • Description:N/A

DeleteTile(Tile)

• N/A

• N/A

• Type:Void
• Description:N/A

• tile
  • Type:Tile
  • Description:N/A

ClearCache()

• N/A

• N/A

• Type:Void
• Description:N/A

ToString()

• N/A

• N/A

• Type:String
• Description:N/A

Equals(Object)

• N/A

• N/A

• Type:Boolean
• Description:N/A

• obj
  • Type:Object
  • Description:N/A

GetHashCode()

• N/A

• N/A

• Type:Int32
• Description:N/A

GetType()

• N/A

• N/A

• Type:Type
• Description:N/A

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.

• N/A

• Type:BitmapTile
• Description:Returns the BitmapTile corresponding to the passed in row and column.

• row
  • Type:Int64
  • Description:The target row for the tile to fetch.

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

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.

• N/A

• Type:BitmapTile
• Description:Returns the higher scale(higher zoomLevel) bitmap tile.

• tileBoundingBox
  • Type:RectangleShape
  • Description:The parameter specifies the current tile bounding box.

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

MergeBitmaps(IEnumerable<BitmapTile>,Double)

• This method will merege the passed in bitmap tiles into a larege bitmap tile.

• N/A

• Type:BitmapTile
• Description:Returns a merged bitmap tile.

• tilesToMerge
  • Type:IEnumerable<BitmapTile>
  • Description:The collection of tiles to be mereged.

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

OnGottenCacheImage(GottenCacheImageBitmapTileCacheEventArgs)

• N/A

• N/A

• Type:Void
• Description:N/A

• e
  • Type:GottenCacheImageBitmapTileCacheEventArgs
  • Description:N/A

OnGettingCacheImage(GettingCacheImageBitmapTileCacheEventArgs)

• N/A

• N/A

• Type:Void
• Description:N/A

• e
  • Type:GettingCacheImageBitmapTileCacheEventArgs
  • Description:N/A

ClearCacheCore()

• N/A

• N/A

• Type:Void
• Description:N/A

SaveTileCore(Tile)

• N/A

• N/A

• Type:Void
• Description:N/A

• tile
  • Type:Tile
  • Description:N/A

DeleteTileCore(Tile)

• N/A

• N/A

• Type:Void
• Description:N/A

• tile
  • Type:Tile
  • Description:N/A

Finalize()

• N/A

• N/A

• Type:Void
• Description:N/A

MemberwiseClone()

• N/A

• N/A

• Type:Object
• Description:N/A

TileMatrix

• N/A

• N/A

• Type:TileMatrix

TileAccessMode

• N/A

• N/A

• Type:TileAccessMode

NoDataTileImage

• N/A

• N/A

• Type:GeoImage

LoadingTileImage

• N/A

• N/A

• Type:GeoImage

ImageFormat

• N/A

• N/A

• Type:TileImageFormat

JpegQuality

• N/A

• N/A

• Type:Int16

CacheId

• N/A

• N/A

• Type:String

GottenCacheImage

• N/A

• N/A

Event Arguments:GottenCacheImageBitmapTileCacheEventArgs

GettingCacheImage

• N/A

• N/A

Event Arguments:GettingCacheImageBitmapTileCacheEventArgs