This static class is a wrapper contains unsafe native methods

• System.Object
  • ThinkGeo.MapSuite.Core.UnsafeHelper

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

CopyImage(Bitmap,Bitmap,Rectangle)

This method transfers pixels from source bitmap to destination bitmap within a specified rectangle.

It will call GDI32.dll API CreateCompatibleDC and BitBlt.

• Type:Void
• Description:N/A

• source
  • Type:Bitmap
  • Description:source bitmap

• target
  • Type:Bitmap
  • Description:target bitmap

• r
  • Type:Rectangle
  • Description:the specified rectangle

CopyImage(Bitmap,Graphics,Rectangle,Rectangle,CopyPixelOperation)

This method transfers pixels from source bitmap with a specified source rectangle to destination a specified destination rectangle by specified CopyPixelOperation.

It will call GDI32.dll API CreateCompatibleDC and BitBlt.

• Type:Void
• Description:N/A

• source
  • Type:Bitmap
  • Description:source bitmap

• target
  • Type:Graphics
  • Description:target graphics

• sourceRectangle
  • Type:Rectangle
  • Description:the specified rectangle for source bitmap

• targetRectangle
  • Type:Rectangle
  • Description:the specified rectangle for target graphics

• copyPixelOperation
  • Type:CopyPixelOperation
  • Description:Specifies a raster-operation code.These codes define how the color data for the source rectangle is to be combined with the color data for the destination rectangle to achieve the final color.

IsKeyPressed(Keys)

Returns a value represents is a specified key pressed or not.

It will call User32.dll API GetAsyncKeyState internally.

• Type:Boolean
• Description:Returns a value represents is a specified key pressed or not.

• keys
  • Type:Keys
  • Description:An enum represents which key is pressed or not.

FastLoadImageFromFile(String)

N/A

N/A

• Type:Bitmap
• Description:N/A

• pathFileName
  • Type:String
  • Description:N/A

Finalize()

N/A

N/A

• Type:Void
• Description:N/A

MemberwiseClone()

N/A

N/A

• Type:Object
• Description:N/A