//Right mouse button is released public override void OnMouseUp(DrawArea drawArea, MouseEventArgs e) { int al = drawArea.TheLayers.ActiveLayerIndex; if (selectMode == SelectionMode.NetSelection) { drawArea.TheLayers[al].Graphics.SelectInRectangle(drawArea.NetRectangle); selectMode = SelectionMode.None; drawArea.DrawNetRectangle = false; } if (resizedObject != null) { resizedObject.Normalize(); resizedObject = null; } drawArea.Capture = false; drawArea.Refresh(); if (commandChangeState != null && wasMove) { // Keep state after moving/resizing and add command to history commandChangeState.NewState(drawArea.TheLayers); drawArea.AddCommandToHistory(commandChangeState); commandChangeState = null; } lastPoint = drawArea.BackTrackMouse(e.Location); }
//левая кнопка мышки public override void OnMouseDown(DrawArea drawArea, MouseEventArgs e) { commandChangeState = null; wasMove = false; selectMode = SelectionMode.None; Point point = drawArea.BackTrackMouse(new Point(e.X, e.Y)); int al = drawArea.TheLayers.ActiveLayerIndex; int n = drawArea.TheLayers[al].Graphics.SelectionCount; for (int i = 0; i < n; i++) { DrawObject o = drawArea.TheLayers[al].Graphics.GetSelectedObject(i); int handleNumber = o.HitTest(point); if (handleNumber > 0) { selectMode = SelectionMode.Size; // keep resized object in class members resizedObject = o; resizedObjectHandle = handleNumber; // Since we want to resize only one object, unselect all other objects drawArea.TheLayers[al].Graphics.UnselectAll(); o.Selected = true; commandChangeState = new CommandChangeState(drawArea.TheLayers); break; } } // Test for move (cursor is on the object) if (selectMode == SelectionMode.None) { int n1 = drawArea.TheLayers[al].Graphics.Count; DrawObject o = null; for (int i = 0; i < n1; i++) { if (drawArea.TheLayers[al].Graphics[i].HitTest(point) == 0) { o = drawArea.TheLayers[al].Graphics[i]; break; } } if (o != null) { selectMode = SelectionMode.Move; if ((Control.ModifierKeys & Keys.Control) == 0 && !o.Selected) { drawArea.TheLayers[al].Graphics.UnselectAll(); } // Select clicked object o.Selected = true; commandChangeState = new CommandChangeState(drawArea.TheLayers); drawArea.Cursor = Cursors.SizeAll; } } // Net selection if (selectMode == SelectionMode.None) { // click on background if ((Control.ModifierKeys & Keys.Control) == 0) { drawArea.TheLayers[al].Graphics.UnselectAll(); } selectMode = SelectionMode.NetSelection; drawArea.DrawNetRectangle = true; } lastPoint.X = point.X; lastPoint.Y = point.Y; startPoint.X = point.X; startPoint.Y = point.Y; drawArea.Capture = true; drawArea.Refresh(); }