private void CommandPaste()
{
if (CommandCanPaste())
{
TileSelectionClipboard clip = TileSelectionClipboard.CopyFromClipboard();
TileSelection selection = clip.GetAsTileSelection(Layer.Level.Project, Layer.TileWidth, Layer.TileHeight);
if (selection == null)
{
return;
}
if (_selection != null)
{
CompoundCommand command = new CompoundCommand();
if (_selection.Floating)
{
command.AddCommand(new DefloatTileSelectionCommand(Layer as MultiTileGridLayer, this));
}
command.AddCommand(new DeleteTileSelectionCommand(this));
LayerContext.History.Execute(command);
}
Command pasteCommand = new PasteFloatingSelectionCommand(this, selection, GetCenterTileOffset());
LayerContext.History.Execute(pasteCommand);
if (!(_currentTool is TileSelectTool))
{
CommandManager.Perform(CommandKey.TileToolSelect);
}
_selection.Activate();
}
}
private void ResetSelection(CompoundCommand command)
{
if (_selectLayer.HasSelection)
{
if (_selectLayer.TileSelection.Floating)
{
command.AddCommand(new DefloatTileSelectionCommand(Layer, _selectLayer));
}
command.AddCommand(new DeleteTileSelectionCommand(_selectLayer));
}
command.AddCommand(new CreateTileSelectionCommand(_selectLayer));
}
private void DefloatSelection()
{
if (_selectLayer == null || _selectLayer.TileSelection == null)
{
return;
}
CompoundCommand command = new CompoundCommand();
if (_selectLayer.TileSelection.Floating)
{
command.AddCommand(new DefloatTileSelectionCommand(Layer, _selectLayer));
}
command.AddCommand(new DeleteTileSelectionCommand(_selectLayer));
History.Execute(command);
}
private void CommandDelete()
{
if (CommandCanDelete())
{
CompoundCommand command = new CompoundCommand();
if (!_selection.Floating)
{
command.AddCommand(new FloatTileSelectionCommand(Layer as MultiTileGridLayer, this));
}
command.AddCommand(new DeleteTileSelectionCommand(this));
LayerContext.History.Execute(command);
CommandManager.Invalidate(CommandKey.Paste);
}
}
private void CommandCut()
{
if (CommandCanCut())
{
TileSelectionClipboard clip = new TileSelectionClipboard(_selection.Tiles);
clip.CopyToClipboard();
CompoundCommand command = new CompoundCommand();
if (!_selection.Floating)
{
command.AddCommand(new FloatTileSelectionCommand(Layer as MultiTileGridLayer, this));
}
command.AddCommand(new DeleteTileSelectionCommand(this));
LayerContext.History.Execute(command);
CommandManager.Invalidate(CommandKey.Paste);
}
}
private void EndDrag(PointerEventInfo info, ILevelGeometry viewport)
{
Rectangle selection = ClampSelection(_band.Selection);
CompoundCommand command = new CompoundCommand();
if (_mergeAction == MergeAction.New || !_selectLayer.HasSelection || _selectLayer.TileSelection.Floating)
{
ResetSelection(command);
}
switch (_mergeAction)
{
case MergeAction.New:
ModifyNewTileSelectionCommand newCommand = new ModifyNewTileSelectionCommand(_selectLayer);
newCommand.AddLocations(TileCoordsFromRegion(selection));
command.AddCommand(newCommand);
break;
case MergeAction.Add:
ModifyAddTileSelectionCommand addCommand = new ModifyAddTileSelectionCommand(_selectLayer);
addCommand.AddLocations(TileCoordsFromRegion(selection));
command.AddCommand(addCommand);
break;
case MergeAction.Remove:
ModifyRemoveTileSelectionCommand removeCommand = new ModifyRemoveTileSelectionCommand(_selectLayer);
removeCommand.AddLocations(TileCoordsFromRegion(selection));
command.AddCommand(removeCommand);
break;
}
if (command.Count > 0)
{
History.Execute(command);
}
_annots.Remove(_selectionAnnot);
_action = UpdateAction.None;
EndAutoScroll(info, viewport);
}
private void CommandDefloat()
{
if (CommandCanDefloat())
{
CompoundCommand command = new CompoundCommand();
if (TileSelection.Floating)
{
command.AddCommand(new DefloatTileSelectionCommand(Layer as MultiTileGridLayer, this));
}
command.AddCommand(new DeleteTileSelectionCommand(this));
if (LayerContext != null)
{
LayerContext.History.Execute(command);
}
else
{
DefloatSelection();
}
}
}