Method EvLButtonUp

roomedit/source/editcli.cpp:1449–1578

//////////////////////////////////////////////////////////////// TEditorClient ------------- Left mouse button UP: - Stop Drag mode or Stretch selection box mode.

//		- Stop Drag mode or Stretch selection box mode.
//
void TEditorClient::EvLButtonUp (UINT modKeys, const TPoint& point)
{
	PointerX = point.x;
	PointerY = point.y;

	// Stop space+drag panning
	if (SpaceDragging)
	{
		SpacePanning = FALSE;
		SpaceDragging = FALSE;
		ReleaseCapture();
		return;
	}

	// Ignore if "insert object" mode
	if ( InsertingObject )
		return;

	// Default function member
	TLayoutWindow::EvLButtonUp(modKeys, point);

	// Stop stretching selection box
	if ( StretchSelBox )
	{
		if ( StretchMoved )
		{
			SelPtr oldsel;
			TMapDC dc (this);

			// Delete selection box
			DrawStretchSelBox(dc);

			// Delete old selection
			if ( CurObject >= 0 )
				HighlightObject (dc, EditMode, CurObject, HL_COLOR);
			HighlightSelection (dc, EditMode, Selected);

			// Additive selection box or not? */
			if (AdditiveSelBox == FALSE)
				ForgetSelection (&Selected);
			else
				oldsel = Selected;

			//
			// select all objects in the selection box
			//
			Selected = SelectObjectsInBox (EditMode, SelBoxX, SelBoxY,
													 OldSelBoxX, OldSelBoxY);
			// Transfer old selection to new selection
			if (AdditiveSelBox)
			{
				while (oldsel != NULL)
				{
					if ( !IsSelected (Selected, oldsel->objnum) )
						SelectObject (&Selected, oldsel->objnum);
					UnSelectObject (&oldsel, oldsel->objnum);
				}
			}