public void setRGB(int startX, int startY, int w, int h, int[] argbArray, int offset, int scanlineStride)
public void setRGB(int x, int y, int argb)
  public void setRGB(int startX, int startY, int w, int h,		     int[] argbArray, int offset, int scanlineStride)  {    int endX = startX + w;    int endY = startY + h;        Object rgbElem = null;    for (int y=startY; y<endY; y++)      {	int xoffset = offset;	for (int x=startX; x<endX; x++)	  {	    int argb = argbArray[xoffset++];	    rgbElem = colorModel.getDataElements(argb, rgbElem);	    raster.setDataElements(x, y, rgbElem);	  }	offset += scanlineStride;          }  }