public void drawImage(Image img, float alpha, double[] _xyzSW, double[] _xyzSE, double[] _xyzNW) {
Composite cs = comp2D.getComposite();
comp2D.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, alpha));
AffineTransform t =
getAffineTransform(img.getWidth(canvas), img.getHeight(canvas), _xyzSW, _xyzSE, _xyzNW);
if (t != null) {
comp2D.drawImage(img, t, canvas);
}
comp2D.setComposite(cs);
}
/**
* calls drawImage(Image,int,int,int,int,Color,ImageObserver)
*
* @see #drawImage(Image,int,int,int,int,Color,ImageObserver)
*/
public boolean drawImage(Image img, int x, int y, Color bgcolor, ImageObserver observer) {
return drawImage(img, x, y, img.getWidth(observer), img.getHeight(observer), bgcolor, observer);
}