/* (non-Javadoc)
* @see com.iiordanov.bVNC.AbstractBitmapData#syncScroll()
*/
@Override
synchronized void syncScroll() {
int deltaX = xoffset - scrolledToX;
int deltaY = yoffset - scrolledToY;
xoffset = scrolledToX;
yoffset = scrolledToY;
bitmapRect.top = scrolledToY;
bitmapRect.bottom = scrolledToY + bitmapheight;
bitmapRect.left = scrolledToX;
bitmapRect.right = scrolledToX + bitmapwidth;
invalidList.intersect(bitmapRect);
if (deltaX != 0 || deltaY != 0) {
boolean didOverlapping = false;
if (Math.abs(deltaX) < bitmapwidth && Math.abs(deltaY) < bitmapheight) {
ObjectPool.Entry<Rect> sourceEntry = rectPool.reserve();
ObjectPool.Entry<Rect> addedEntry = rectPool.reserve();
try {
Rect added = addedEntry.get();
Rect sourceRect = sourceEntry.get();
sourceRect.set(
deltaX < 0 ? -deltaX : 0,
deltaY < 0 ? -deltaY : 0,
deltaX < 0 ? bitmapwidth : bitmapwidth - deltaX,
deltaY < 0 ? bitmapheight : bitmapheight - deltaY);
if (!invalidList.testIntersect(sourceRect)) {
didOverlapping = true;
OverlappingCopy.Copy(
mbitmap,
memGraphics,
defaultPaint,
sourceRect,
deltaX + sourceRect.left,
deltaY + sourceRect.top,
rectPool);
// Write request for side pixels
if (deltaX != 0) {
added.left = deltaX < 0 ? bitmapRect.right + deltaX : bitmapRect.left;
added.right = added.left + Math.abs(deltaX);
added.top = bitmapRect.top;
added.bottom = bitmapRect.bottom;
invalidList.add(added);
}
if (deltaY != 0) {
added.left = deltaX < 0 ? bitmapRect.left : bitmapRect.left + deltaX;
added.top = deltaY < 0 ? bitmapRect.bottom + deltaY : bitmapRect.top;
added.right = added.left + bitmapwidth - Math.abs(deltaX);
added.bottom = added.top + Math.abs(deltaY);
invalidList.add(added);
}
}
} finally {
rectPool.release(addedEntry);
rectPool.release(sourceEntry);
}
}
if (!didOverlapping) {
mbitmap.eraseColor(Color.GREEN);
vncCanvas.writeFullUpdateRequest(false);
}
}
int size = pendingList.getSize();
for (int i = 0; i < size; i++) {
invalidList.subtract(pendingList.get(i));
}
size = invalidList.getSize();
for (int i = 0; i < size; i++) {
Rect invalidRect = invalidList.get(i);
rfb.writeFramebufferUpdateRequest(
invalidRect.left,
invalidRect.top,
invalidRect.right - invalidRect.left,
invalidRect.bottom - invalidRect.top,
false);
pendingList.add(invalidRect);
}
waitingForInput = true;
// android.util.Log.i("LBM", "pending "+pendingList.toString() + "invalid
// "+invalidList.toString());
}
