/// <summary>
/// add to nearest update-rect-region, if not found create a new one
/// </summary>
/// <param name="a"></param>
void AddToNearestRegion(InvalidateGfxArgs a)
{
int j = _updateList.Count;
GfxUpdateRectRgn found = null;
for (int i = j - 1; i >= 0; --i)
{
//search from latest rgn
GfxUpdateRectRgn existing = _updateList[i];
if (existing.AccumRect.IntersectsWith(a.GlobalRect))
{
found = existing;
break;
}
}
if (found == null)
{
GfxUpdateRectRgn updateJob = _updateRectRgnPool.Borrow();
updateJob.AddDetail(a);
_updateList.Add(updateJob);
}
else
{
found.AddDetail(a);
}
}
public void ClearCurrentUpdate()
{
if (_currentUpdateRgn != null)
{
_currentUpdateRgn.Reset(_rootgfx);
_updateRectRgnPool.ReleaseBack(_currentUpdateRgn);
_currentUpdateRgn = null;
}
for (int i = _bubbleGfxTracks.Count - 1; i >= 0; --i)
{
RenderElement.ResetBubbleUpdateLocalStatus(_bubbleGfxTracks[i]);
}
_bubbleGfxTracks.Clear();
RenderElement.WaitForStartRenderElement = false;
}
public void SetCurrentUpdate(int index)
{
//reset
AccumUpdateArea = Rectangle.Empty;
_bubbleGfxTracks.Clear();
_currentUpdateRgn = _updateList[index];
int detailCount = _currentUpdateRgn.DetailCount;
for (int i = 0; i < detailCount; ++i)
{
InvalidateGfxArgs args = _currentUpdateRgn.GetDetail(i);
//ensure
RenderElement.MarkAsGfxUpdateTip(args.StartOn);
//TODO: review here again
BubbleUpGraphicsUpdateTrack(args.StartOn, _bubbleGfxTracks);
}
AccumUpdateArea = _currentUpdateRgn.AccumRect;
RenderElement.WaitForStartRenderElement = true;
}
public void ResetUpdatePlan()
{
_currentUpdateRgn = null;
_updateList.Clear();
RenderElement.WaitForStartRenderElement = false;
}