private void showCursor() {
if (cursorImage != null) {
if (screenBackup == null) {
screenBackup = new int[cursorImage.getWidth() * cursorImage.getHeight()];
}
// screenBackup = graphics.doGetPixels(cursorArea);
final int cursorX = (int) cursorArea.getX();
final int cursorY = (int) cursorArea.getY();
final int maxY = Math.min(cursorY + cursorImage.getHeight(), graphics.getHeight());
final int maxX = Math.min(cursorX + cursorImage.getWidth(), graphics.getWidth());
final int width = cursorImage.getWidth();
int index = 0;
for (int y = cursorY; y < maxY; y++) {
int lineIndex = index;
for (int x = cursorX; x < maxX; x++) {
screenBackup[lineIndex] = graphics.doGetPixel(x, y);
lineIndex++;
}
index += width;
}
putPixels(cursorImage.getImage(), screenBackup);
}
}
