DK for ActiveX | TatukGIS_XDK11.ITGIS_Bitmap.MakeTransparent | Methods | Properties
Make bitmap transparent by replacing all pixels with same color as left-up corner with TGIS_Color.None color (full ARGB transparency)
// C# public void MakeTransparent();
' VisualBasic Public Sub MakeTransparent()
// Oxygene public procedure MakeTransparent;