class GraphicsPattern {

 BitmapData _bitmapData;
 Matrix _matrix;
 String _repeatOption;

 GraphicsPattern.repeat(BitmapData bitmapData, [Matrix matrix]) {
   _bitmapData = bitmapData;
   _matrix = matrix;
   _repeatOption = "repeat";
 }

 GraphicsPattern.repeatX(BitmapData bitmapData, [Matrix matrix]) {
   _bitmapData = bitmapData;
   _matrix = matrix;
   _repeatOption = "repeat-x";
 }

 GraphicsPattern.repeatY(BitmapData bitmapData, [Matrix matrix]) {
   _bitmapData = bitmapData;
   _matrix = matrix;
   _repeatOption = "repeat-y";
 }

 GraphicsPattern.noRepeat(BitmapData bitmapData, [Matrix matrix]) {
   _bitmapData = bitmapData;
   _matrix = matrix;
   _repeatOption = "no-repeat";
 }

 //-------------------------------------------------------------------------------------------------
 //-------------------------------------------------------------------------------------------------

 Matrix get matrix => _matrix;

 CanvasPattern getCanvasPattern(CanvasRenderingContext2D context) {
   return context.createPattern(_bitmapData.renderTexture.canvas, _repeatOption);
 }

}