/**
* Draw into this image the provided image at the given coordinates. Parts of the image outside
* the bounds of this image will be ignored.
*
* @param image The image to draw.
* @param x The x-coordinate of the top-left of the image
* @param y The y-coordinate of the top-left of the image
*/
public void drawImage(final I image, final int x, final int y) {
final int stopx = Math.min(this.targetImage.getWidth(), x + image.getWidth());
final int stopy = Math.min(this.targetImage.getHeight(), y + image.getHeight());
final int startx = Math.max(0, x);
final int starty = Math.max(0, y);
for (int yy = starty; yy < stopy; yy++)
for (int xx = startx; xx < stopx; xx++)
this.targetImage.setPixel(xx, yy, image.getPixel(xx - x, yy - y));
}
/**
* Draw into this image the provided image at the given coordinates ignoring certain pixels. Parts
* of the image outside the bounds of this image will be ignored. Pixels in the ignore list will
* be stripped from the image to draw.
*
* @param image The image to draw.
* @param x The x-coordinate of the top-left of the image
* @param y The y-coordinate of the top-left of the image
* @param ignoreList The list of pixels to ignore when copying the image
*/
public void drawImage(
final I image,
final int x,
final int y,
@SuppressWarnings("unchecked") final Q... ignoreList) {
final int stopx = Math.min(this.targetImage.getWidth(), x + image.getWidth());
final int stopy = Math.min(this.targetImage.getHeight(), y + image.getHeight());
final int startx = Math.max(0, x);
final int starty = Math.max(0, y);
for (int yy = starty; yy < stopy; yy++)
for (int xx = startx; xx < stopx; xx++) {
final Q val = image.getPixel(xx - x, yy - y);
if (Arrays.binarySearch(ignoreList, val, this.targetImage.getPixelComparator()) < 0)
this.targetImage.setPixel(xx, yy, val);
}
}
