public override void Execute()
{
_selectLayer.RestoreTileSelection(_selection);
_selectLayer.FloatSelection();
Rectangle bounds = _selectLayer.TileSelection.Bounds;
TileCoord offset = new TileCoord(_centerOffset.X - bounds.Center.X, _centerOffset.Y - bounds.Center.Y);
_selectLayer.SetSelectionOffset(offset);
}
private void UpdateMoveCommon(PointerEventInfo info, ILevelGeometry viewport)
{
int diffx = (int)info.X - _initialLocation.X;
int diffy = (int)info.Y - _initialLocation.Y;
if (diffx == 0 && diffy == 0)
{
return;
}
int tileDiffX = _initialOffset.X + (int)Math.Floor((double)diffx / Layer.TileWidth);
int tileDiffY = _initialOffset.Y + (int)Math.Floor((double)diffy / Layer.TileHeight);
_selectLayer.SetSelectionOffset(new TileCoord(tileDiffX, tileDiffY));
}