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thinkgeo.mapsuite.portablecore.inmemorybitmaptilecache
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Table of Contents
ThinkGeo.MapSuite.PortableCore.InMemoryBitmapTileCache
<!– Class –> This class is a concrete class inherits from BitmapTileCache. In this class, the tiles will be saved in memory and it provides some properties to control it very easily.
Inheritance Hierarchy
*System.Object ThinkGeo.MapSuite.PortableCore.TileCache *ThinkGeo.MapSuite.PortableCore.BitmapTileCache ThinkGeo.MapSuite.PortableCore.InMemoryBitmapTileCache
Members Summary
Public Constructors
| Name | Parameters | DeclaringType | Summary |
|---|---|---|---|
 InMemoryBitmapTileCache | This is the default constructor. |
Protected Constructors
| Name | Parameters | DeclaringType | Summary |
|---|
Public Methods
| Name | Parameters | DeclaringType | Summary |
|---|---|---|---|
| ClearCache | TileCache | This method will clear all the tiles in the tileCache. | |
| DeleteTile | Tile | TileCache | This method will delete the target tile passed in. |
| DeleteTiles | RectangleShape | TileCache | This method will delete the tiles within the passed in worldExtent. |
| Equals | Object | Object | |
| GetHashCode | Object | ||
| GetHigherScaleTile | RectangleShape, Double | BitmapTileCache | This method will return the HigherScale BitmapTile which is always used for preview effects when ZoomIn or ZoomOut. |
| GetTile | RectangleShape | BitmapTileCache | This method returns the BitmapTile corresponding to the tile bounding box passed in. |
| GetTile | Int64, Int64 | BitmapTileCache | This method returns the BitmapTile corresponding to passed in row and column. |
| GetTiles | RectangleShape | BitmapTileCache | This method returns all the BitmapTiles within the passed in world extent, some of which may not has bitmap. |
| GetType | Object | ||
| SaveTile | Tile | TileCache | This method will save the target tile passed in. |
| SaveTiles | GeoImage, RectangleShape | TileCache | This method will save the bitmap with its extent attached into tiles. |
| ToString | Object |
Protected Methods
| Name | Parameters | DeclaringType | Summary |
|---|---|---|---|
 ClearCacheCore | TileCache(overriden) | This method will clear all the tiles in the tileCache. | |
| DeleteTileCore | Tile | TileCache(overriden) | This method will delete the target tile passed in. |
| Finalize | Object | ||
| GetHigherScaleTileCore | RectangleShape, Double | BitmapTileCache(overriden) | This method overrides the logic in its base class BitmapTileCache. This method will return the HigherScale BitmapTile which is always used for preview effects when ZoomIn or ZoomOut. |
| GetTileCore | Int64, Int64 | BitmapTileCache(overriden) | This method returns the BitmapTile corresponding to passed in row and column. |
| MemberwiseClone | Object | ||
| MergeBitmaps | IEnumerable<BitmapTile>, Double | BitmapTileCache | This method will merege the passed in bitmap tiles into a larege bitmap tile. |
| OnGettingCacheImage | GettingCacheImageBitmapTileCacheEventArgs | BitmapTileCache | |
| OnGottenCacheImage | GottenCacheImageBitmapTileCacheEventArgs | BitmapTileCache | |
| SaveTileCore | Tile | TileCache(overriden) | This method will save the target tile passed in. |
Public Properties
| Name | Return | DeclaringType | Summary |
|---|---|---|---|
 CacheId | String | TileCache | Gets or sets the id of the TileCache. |
| CachedTilesByScale | GeoCollection<Dictionary<String,BitmapTile» | This property gets the Cached tiles,each item is a Dictionary with scale as its key. | |
| ImageFormat | TileImageFormat | TileCache | Gets or sets the tile image format. |
| JpegQuality | Int16 | TileCache | Gets or sets the Jpeg quality , this property only take effects when setting the ImageFormat to Jpeg. |
| LoadingTileImage | GeoImage | TileCache | This property returns back a preset image showing the Tile is loading. |
| MaximumTilesCount | Int32 | This property gets or sets the maximum tiles count, if it exceed,it will delete the old first cached tiles. | |
| NoDataTileImage | GeoImage | TileCache | This property returns back a preset image showing the tile data is missing. |
| TileAccessMode | TileAccessMode | TileCache | Gets or sets the Mode for the TileCache access the tiles. The Default value is ReadAddDelete |
| TileMatrix | TileMatrix | TileCache | Gets or sets the TileMatrix which is used in caculation for tiles. |
Protected Properties
| Name | Return | DeclaringType | Summary |
|---|
Public Events
| Name | Event Arguments | DeclaringType | Summary |
|---|---|---|---|
 GettingCacheImage | GettingCacheImageBitmapTileCacheEventArgs | BitmapTileCache | |
| GottenCacheImage | GottenCacheImageBitmapTileCacheEventArgs | BitmapTileCache |
Public Constructors
InMemoryBitmapTileCache()
This is the default constructor.
Remarks
If you use this constructor, you have to set the properties manually.
Parameters
| Name | Type | Description |
|---|
Protected Constructors
Public Methods
ClearCache()
This method will clear all the tiles in the tileCache.
Remarks
This method will not take effect when the ReadOnly is set to true.
Return Value
| Return Type | Description |
|---|---|
| Void<!– System.Void –> |
Parameters
| Name | Type | Description |
|---|
<!– ThinkGeo.MapSuite.PortableCore.TileCache –> Go Back
DeleteTile(Tile)
This method will delete the target tile passed in.
Remarks
This method will not take effect when the ReadOnly is set to true.
Return Value
| Return Type | Description |
|---|---|
| Void<!– System.Void –> |
Parameters
| Name | Type | Description |
|---|---|---|
| tile | Tile<!– ThinkGeo.MapSuite.PortableCore.Tile –> | The target tile to be deleted. |
<!– ThinkGeo.MapSuite.PortableCore.TileCache –> Go Back
DeleteTiles(RectangleShape)
This method will delete the tiles within the passed in worldExtent.
Return Value
| Return Type | Description |
|---|---|
| Void<!– System.Void –> |
Parameters
| Name | Type | Description |
|---|---|---|
| worldExtent | RectangleShape<!– ThinkGeo.MapSuite.PortableCore.RectangleShape –> | The target extent to delete all tiles within it. |
<!– ThinkGeo.MapSuite.PortableCore.TileCache –> Go Back
Equals(Object)
Return Value
| Return Type | Description |
|---|---|
| Boolean<!– System.Boolean –> |
Parameters
| Name | Type | Description |
|---|---|---|
| obj | Object<!– System.Object –> |
<!– System.Object –> Go Back
GetHashCode()
Return Value
| Return Type | Description |
|---|---|
| Int32<!– System.Int32 –> |
Parameters
| Name | Type | Description |
|---|
<!– System.Object –> Go Back
GetHigherScaleTile(RectangleShape, Double)
This method will return the HigherScale BitmapTile which is always used for preview effects when ZoomIn or ZoomOut.
Return Value
| Return Type | Description |
|---|---|
| BitmapTile<!– ThinkGeo.MapSuite.PortableCore.BitmapTile –> | Returns the higher scale(higher zoomLevel) bitmap tile. |
Parameters
| Name | Type | Description |
|---|---|---|
| tileBoundingBox | RectangleShape<!– ThinkGeo.MapSuite.PortableCore.RectangleShape –> | The parameter specifies the current tile bounding box. |
| tileScale | Double<!– System.Double –> | This parameter specifies the current tile scale. |
<!– ThinkGeo.MapSuite.PortableCore.BitmapTileCache –> Go Back
GetTile(RectangleShape)
This method returns the BitmapTile corresponding to the tile bounding box passed in.
Return Value
| Return Type | Description |
|---|---|
| BitmapTile<!– ThinkGeo.MapSuite.PortableCore.BitmapTile –> | Returns the BitmapTile corresponding to the passed in boundingBox. |
Parameters
| Name | Type | Description |
|---|---|---|
| tileBoundingBox | RectangleShape<!– ThinkGeo.MapSuite.PortableCore.RectangleShape –> | The target boundingBox for the tile to fetch. |
<!– ThinkGeo.MapSuite.PortableCore.BitmapTileCache –> Go Back
GetTile(Int64, Int64)
This method returns the BitmapTile corresponding to passed in row and column.
Return Value
| Return Type | Description |
|---|---|
| BitmapTile<!– ThinkGeo.MapSuite.PortableCore.BitmapTile –> | Returns the BitmapTile corresponding to the passed in row and column. |
Parameters
| Name | Type | Description |
|---|---|---|
| row | Int64<!– System.Int64 –> | The target row for the tile to fetch. |
| column | Int64<!– System.Int64 –> | The target column for the tile to fetch. |
<!– ThinkGeo.MapSuite.PortableCore.BitmapTileCache –> Go Back
GetTiles(RectangleShape)
This method returns all the BitmapTiles within the passed in world extent, some of which may not has bitmap.
Return Value
| Return Type | Description |
|---|---|
| Collection<BitmapTile><!– System.Collections.ObjectModel.Collection{ThinkGeo.MapSuite.PortableCore.BitmapTile} –> | Returns a collection of BitmapTiles within the passed in worldExtent. |
Parameters
| Name | Type | Description |
|---|---|---|
| worldExtent | RectangleShape<!– ThinkGeo.MapSuite.PortableCore.RectangleShape –> | The target worldExtent will be used to fetch all the BitmapTiles from. |
<!– ThinkGeo.MapSuite.PortableCore.BitmapTileCache –> Go Back
GetType()
Return Value
| Return Type | Description |
|---|---|
| Type<!– System.Type –> |
Parameters
| Name | Type | Description |
|---|
<!– System.Object –> Go Back
SaveTile(Tile)
This method will save the target tile passed in.
Remarks
This method will not take effect when the ReadOnly is set to true.
Return Value
| Return Type | Description |
|---|---|
| Void<!– System.Void –> |
Parameters
| Name | Type | Description |
|---|---|---|
| tile | Tile<!– ThinkGeo.MapSuite.PortableCore.Tile –> | The target tile to be saved. |
<!– ThinkGeo.MapSuite.PortableCore.TileCache –> Go Back
SaveTiles(GeoImage, RectangleShape)
This method will save the bitmap with its extent attached into tiles.
Return Value
| Return Type | Description |
|---|---|
| Void<!– System.Void –> |
Parameters
| Name | Type | Description |
|---|---|---|
| bitmap | GeoImage<!– ThinkGeo.MapSuite.PortableCore.GeoImage –> | The target bitmap to be saved into tiles. |
| bitmapExtent | RectangleShape<!– ThinkGeo.MapSuite.PortableCore.RectangleShape –> | The target extent for the bitmap. |
<!– ThinkGeo.MapSuite.PortableCore.TileCache –> Go Back
ToString()
Return Value
| Return Type | Description |
|---|---|
| String<!– System.String –> |
Parameters
| Name | Type | Description |
|---|
<!– System.Object –> Go Back
Protected Methods
ClearCacheCore()
This method will clear all the tiles in the tileCache.
Remarks
This method will not take effect when the ReadOnly is set to true.
Return Value
| Return Type | Description |
|---|---|
| Void<!– System.Void –> |
Parameters
| Name | Type | Description |
|---|
<!– ThinkGeo.MapSuite.PortableCore.TileCache(overriden) –> Go Back
DeleteTileCore(Tile)
This method will delete the target tile passed in.
Remarks
This method will not take effect when the ReadOnly is set to true.
Return Value
| Return Type | Description |
|---|---|
| Void<!– System.Void –> |
Parameters
| Name | Type | Description |
|---|---|---|
| tile | Tile<!– ThinkGeo.MapSuite.PortableCore.Tile –> | The target tile to be deleted. |
<!– ThinkGeo.MapSuite.PortableCore.TileCache(overriden) –> Go Back
Finalize()
Return Value
| Return Type | Description |
|---|---|
| Void<!– System.Void –> |
Parameters
| Name | Type | Description |
|---|
<!– System.Object –> Go Back
GetHigherScaleTileCore(RectangleShape, Double)
This method overrides the logic in its base class BitmapTileCache. This method will return the HigherScale BitmapTile which is always used for preview effects when ZoomIn or ZoomOut.
Return Value
| Return Type | Description |
|---|---|
| BitmapTile<!– ThinkGeo.MapSuite.PortableCore.BitmapTile –> | Returns the higher scale(higher zoomLevel) bitmap tile. |
Parameters
| Name | Type | Description |
|---|---|---|
| tileBoundingBox | RectangleShape<!– ThinkGeo.MapSuite.PortableCore.RectangleShape –> | The parameter specifies the current tile bounding box. |
| tileScale | Double<!– System.Double –> | This parameter specifies the current tile scale. |
<!– ThinkGeo.MapSuite.PortableCore.BitmapTileCache(overriden) –> Go Back
GetTileCore(Int64, Int64)
This method returns the BitmapTile corresponding to passed in row and column.
Return Value
| Return Type | Description |
|---|---|
| BitmapTile<!– ThinkGeo.MapSuite.PortableCore.BitmapTile –> | Returns the BitmapTile corresponding to the passed in row and column. |
Parameters
| Name | Type | Description |
|---|---|---|
| row | Int64<!– System.Int64 –> | The target row for the tile to fetch. |
| column | Int64<!– System.Int64 –> | The target column for the tile to fetch. |
<!– ThinkGeo.MapSuite.PortableCore.BitmapTileCache(overriden) –> Go Back
MemberwiseClone()
Return Value
| Return Type | Description |
|---|---|
| Object<!– System.Object –> |
Parameters
| Name | Type | Description |
|---|
<!– System.Object –> Go Back
MergeBitmaps(IEnumerable<BitmapTile>, Double)
This method will merege the passed in bitmap tiles into a larege bitmap tile.
Return Value
| Return Type | Description |
|---|---|
| BitmapTile<!– ThinkGeo.MapSuite.PortableCore.BitmapTile –> | Returns a merged bitmap tile. |
Parameters
| Name | Type | Description |
|---|---|---|
| tilesToMerge | IEnumerable<BitmapTile><!– System.Collections.Generic.IEnumerable{ThinkGeo.MapSuite.PortableCore.BitmapTile} –> | The collection of tiles to be mereged. |
| scale | Double<!– System.Double –> | The target scale for result mereged bitmap tile. |
<!– ThinkGeo.MapSuite.PortableCore.BitmapTileCache –> Go Back
OnGettingCacheImage(GettingCacheImageBitmapTileCacheEventArgs)
Return Value
| Return Type | Description |
|---|---|
| Void<!– System.Void –> |
Parameters
| Name | Type | Description |
|---|---|---|
| e | GettingCacheImageBitmapTileCacheEventArgs<!– ThinkGeo.MapSuite.PortableCore.GettingCacheImageBitmapTileCacheEventArgs –> |
<!– ThinkGeo.MapSuite.PortableCore.BitmapTileCache –> Go Back
OnGottenCacheImage(GottenCacheImageBitmapTileCacheEventArgs)
Return Value
| Return Type | Description |
|---|---|
| Void<!– System.Void –> |
Parameters
| Name | Type | Description |
|---|---|---|
| e | GottenCacheImageBitmapTileCacheEventArgs<!– ThinkGeo.MapSuite.PortableCore.GottenCacheImageBitmapTileCacheEventArgs –> |
<!– ThinkGeo.MapSuite.PortableCore.BitmapTileCache –> Go Back
SaveTileCore(Tile)
This method will save the target tile passed in.
Remarks
This method will not take effect when the ReadOnly is set to true.
Return Value
| Return Type | Description |
|---|---|
| Void<!– System.Void –> |
Parameters
| Name | Type | Description |
|---|---|---|
| tile | Tile<!– ThinkGeo.MapSuite.PortableCore.Tile –> | The target tile to be saved. |
<!– ThinkGeo.MapSuite.PortableCore.TileCache(overriden) –> Go Back
Public Properties
CacheId
Gets or sets the id of the TileCache.
Return Value
| Return Type |
|---|
| String<!– System.String –> |
<!– ThinkGeo.MapSuite.PortableCore.TileCache –> Go Back
CachedTilesByScale
This property gets the Cached tiles,each item is a Dictionary with scale as its key.
Return Value
| Return Type |
|---|
| GeoCollection<Dictionary<String,BitmapTile»<!– ThinkGeo.MapSuite.PortableCore.GeoCollection{System.Collections.Generic.Dictionary{System.String,ThinkGeo.MapSuite.PortableCore.BitmapTile}} –> |
<!– ThinkGeo.MapSuite.PortableCore.InMemoryBitmapTileCache –> Go Back
ImageFormat
Gets or sets the tile image format.
Return Value
| Return Type |
|---|
| TileImageFormat<!– ThinkGeo.MapSuite.PortableCore.TileImageFormat –> |
<!– ThinkGeo.MapSuite.PortableCore.TileCache –> Go Back
JpegQuality
Gets or sets the Jpeg quality , this property only take effects when setting the ImageFormat to Jpeg.
Return Value
| Return Type |
|---|
| Int16<!– System.Int16 –> |
<!– ThinkGeo.MapSuite.PortableCore.TileCache –> Go Back
LoadingTileImage
This property returns back a preset image showing the Tile is loading.
Return Value
| Return Type |
|---|
| GeoImage<!– ThinkGeo.MapSuite.PortableCore.GeoImage –> |
<!– ThinkGeo.MapSuite.PortableCore.TileCache –> Go Back
MaximumTilesCount
This property gets or sets the maximum tiles count, if it exceed,it will delete the old first cached tiles.
Return Value
| Return Type |
|---|
| Int32<!– System.Int32 –> |
<!– ThinkGeo.MapSuite.PortableCore.InMemoryBitmapTileCache –> Go Back
NoDataTileImage
This property returns back a preset image showing the tile data is missing.
Return Value
| Return Type |
|---|
| GeoImage<!– ThinkGeo.MapSuite.PortableCore.GeoImage –> |
<!– ThinkGeo.MapSuite.PortableCore.TileCache –> Go Back
TileAccessMode
Gets or sets the Mode for the TileCache access the tiles. The Default value is ReadAddDelete
Remarks
If you want it to take effect, you need set the ReadOnly property false.
Return Value
| Return Type |
|---|
| TileAccessMode<!– ThinkGeo.MapSuite.PortableCore.TileAccessMode –> |
<!– ThinkGeo.MapSuite.PortableCore.TileCache –> Go Back
TileMatrix
Gets or sets the TileMatrix which is used in caculation for tiles.
Return Value
| Return Type |
|---|
| TileMatrix<!– ThinkGeo.MapSuite.PortableCore.TileMatrix –> |
<!– ThinkGeo.MapSuite.PortableCore.TileCache –> Go Back
Protected Properties
Public Events
GettingCacheImage
Event Arguments
| Event Arguments |
|---|
| GettingCacheImageBitmapTileCacheEventArgs<!– ThinkGeo.MapSuite.PortableCore.GettingCacheImageBitmapTileCacheEventArgs –> |
<!– ThinkGeo.MapSuite.PortableCore.BitmapTileCache –> Go Back
GottenCacheImage
Event Arguments
| Event Arguments |
|---|
| GottenCacheImageBitmapTileCacheEventArgs<!– ThinkGeo.MapSuite.PortableCore.GottenCacheImageBitmapTileCacheEventArgs –> |
<!– ThinkGeo.MapSuite.PortableCore.BitmapTileCache –> Go Back
NOTOC MapSuitePortableCore ThinkGeo.MapSuite.PortableCore UpdateDocumentation
thinkgeo.mapsuite.portablecore.inmemorybitmaptilecache.1440040132.txt.gz · Last modified: 2015/09/21 08:10 (external edit)
