protected override void OnMouseUp(MouseEventArgs e)
{
base.OnMouseUp(e);
if (this.BackBuffer == null || this._tiles == null || this._tiles.Count == 0)
{
return;
}
int width = this._cols < this._originalCols ? this._max.Width * this.SnapSize.Width : this.TilesetWidth;
if (this._dragging && this._targets != null)
{
this._dragging = false;
this._targets.Tiles = GMareBrush.RectangleToTiles(this._targets.ToTargetRectangle(), width, this.SnapSize);
foreach (int num in this._targets.ToArray())
{
if (num < 0 || num >= this._tiles.Count)
{
this.ResetSelection();
return;
}
}
this._tileSelection = this.GetImage().Clone(this._targets.ToTargetRectangle(), PixelFormat.Format32bppArgb);
this._swaps = this._targets.Clone();
}
if (!this._moving || this._targets == null)
{
return;
}
this._moving = false;
if (!new Rectangle(0, 0, this.TilesetWidth, this.TilesetHeight).Contains(this._targets.ToTargetRectangle()))
{
this._targets = this._swaps;
this._swaps = (GMareBrush)null;
this.Invalidate();
}
else
{
this._targets.Tiles = GMareBrush.RectangleToTiles(this._targets.ToTargetRectangle(), width, this.SnapSize);
foreach (int num in this._targets.ToArray())
{
if (num < 0 || num >= this._tiles.Count)
{
this._targets = this._swaps;
this._swaps = (GMareBrush)null;
this.Invalidate();
return;
}
}
this.SwapTiles(false);
}
}
/// <summary>
/// On mouse up
/// </summary>
protected override void OnMouseUp(MouseEventArgs e)
{
// Allow others to hook this event
base.OnMouseUp(e);
// If the backbuffer or tiles are empty, return
if (BackBuffer == null || _tiles == null || _tiles.Count == 0)
{
return;
}
// Get width based on column size versus the original size
int width = _cols < _originalCols ? _max.Width * SnapSize.Width : TilesetWidth;
// If selecting, and there are tiles selected
if (_dragging && _targets != null)
{
// Stop selection operation
_dragging = false;
// Get an array of tile ids
_targets.Tiles = GMareBrush.RectangleToTiles(_targets.ToTargetRectangle(), width, SnapSize);
// Get target tiles
int[] tiles = _targets.ToArray();
// Check if all selected tiles are valid
foreach (int tile in tiles)
{
// If the tile id is out of bounds
if (tile < 0 || tile >= _tiles.Count)
{
// Reset selection, and return
ResetSelection();
return;
}
}
// Set tile selection graphic
_tileSelection = GetImage().Clone(_targets.ToTargetRectangle(), PixelFormat.Format32bppArgb);
// Create a copy of the selection for swapping
_swaps = _targets.Clone();
}
// If the slection was moved and there are tiles
if (_moving && _targets != null)
{
// Stop moving operation
_moving = false;
// Check tileset bounds
if (new Rectangle(0, 0, TilesetWidth, TilesetHeight).Contains(_targets.ToTargetRectangle()) == false)
{
// Reset to original selection, and return
_targets = _swaps;
_swaps = null;
Invalidate();
return;
}
// Get an array of selected tile ids
_targets.Tiles = GMareBrush.RectangleToTiles(_targets.ToTargetRectangle(), width, SnapSize);
// Get new target tiles
int[] tiles = _targets.ToArray();
// Check to see if the drop is valid
foreach (int tile in tiles)
{
// If the tile id is out of bounds
if (tile < 0 || tile >= _tiles.Count)
{
// Reset to original selection, and return
_targets = _swaps;
_swaps = null;
Invalidate();
return;
}
}
// Swap tiles
SwapTiles(false);
}
}