private void LButtonDown(Point pt) { offsetFromFigureLeftTopCorner = this.ToLogical(pt); oldCoordinates = offsetFromFigureLeftTopCorner; moving = new List <IMovable>(); IEnumerable <IFigure> roots = null; IFigure found = Drawing.Figures.HitTest(offsetFromFigureLeftTopCorner); IEnumerable <IFigure> selection = null; if (found is SubPoint) {// can't move sub point 01-11-10 scott return; } // remove by scott 08-25-2009 if (IsCtrlPressed()) { if (found != null) { found.Selected = !found.Selected; } selection = Drawing.GetSelectedFigures(); } else { if (found == null || !found.Selected) { Drawing.ClearSelectedFigures(); if (found != null) { found.Selected = true; selection = found.AsEnumerable(); } } } IEnumerable <IFigure> selectedFigures = Drawing.GetSelectedFigures(); Drawing.RaiseSelectionChanged(new Drawing.SelectionChangedEventArgs(selectedFigures)); IMovable oneMovable = found as IMovable; if (oneMovable != null /*&&!(oneMovable is Game.Zone)* 03-10-2011 Scott*/) { /*if (oneMovable is IPoint) * { * // when we drag a point, we want it to snap to the cursor * // so that the point center is directly under the tip of the mouse * offsetFromFigureLeftTopCorner = new Point(); * oldCoordinates = oneMovable.Coordinates; * } * else * {*/ // however when we drag other stuff (such as text labels) // we want the mouse to always touch the part of the draggable // where it first touched during MouseDown // we don't want the draggable to "snap" to the cursor like points do offsetFromFigureLeftTopCorner = offsetFromFigureLeftTopCorner.Minus(oneMovable.Coordinates); /*}*/ moving.Add(oneMovable); roots = found.AsEnumerable(); } else if (found != null) { if (!(found is Game.Zone) && !(found is LineBase)) // 11-18-2010 Scott { roots = DependencyAlgorithms.FindRoots(f => f.Dependencies, found); if (roots.All(root => root is IMovable)) { moving.AddRange(roots.Cast <IMovable>()); } } } if (roots != null) { toRecalculate = DependencyAlgorithms.FindDescendants(f => f.Dependents, roots).Reverse(); } else { toRecalculate = null; } //03-09-2010 Scott if (moving.Count > 0 && moving[0] is Game.PBBall && mode == 1) { Drawing.Figures.OfType <IMovable>().ForEach(f => { if (!(f is Game.PBBall) && !(f is SubPoint)) { moving.Add(f); } } ); } else if (found != null) { IEnumerable <IFigure> figuresSelected = Drawing.GetSelectedFigures(); if (figuresSelected.All(f => f is Game.PBPlayer || f is LabelBase || f is FreePoint || f is PrePoint || f is PBLine)) // 11-12-2010 Scott add labelbase support { moving.Clear(); IEnumerable <IFigure> fs = Drawing.GetSelectedFigures(); // 08-04-11 Scott foreach (IFigure f in fs) { if (f is PBLine) { foreach (IFigure pf in (f as PBLine).Dependencies) { if (pf is IMovable && !moving.Contains(pf as IMovable)) { moving.Add(pf as IMovable); } } } if (f is IMovable) { moving.Add(f as IMovable); } } // end } } if (moving.IsEmpty()) {// coordinate system //Drawing.Canvas.Cursor = new Cursor(AppDomain.CurrentDomain.BaseDirectory + @"\Resource\CursorHand.cur"); //01-04-2010 scott //moving.Add(Drawing.CoordinateSystem); //var allFigures = Drawing.Figures.GetAllFiguresRecursive(); // remove by scott 06-24-2009 //roots = DependencyAlgorithms.FindRoots(f => f.Dependencies, allFigures); //moving.AddRange(roots.OfType<IMovable>()); //roots = null; toRecalculate = null; // Figures; } }
protected override void MouseLeftButtonDown(object sender, MouseButtonEventArgs e) { base.MouseLeftButtonDown(sender, e); if (e.Handled) { return; } offsetFromFigureLeftTopCorner = Coordinates(e); oldCoordinates = offsetFromFigureLeftTopCorner; moving = new List <IMovable>(); IEnumerable <IFigure> roots = null; IFigure found = Drawing.Figures.HitTest(offsetFromFigureLeftTopCorner); IEnumerable <IFigure> selection = null; // 11-12-2010 Scott if (IsCtrlPressed()) { if (found != null) { found.Selected = !found.Selected; } selection = Drawing.GetSelectedFigures(); } else { if (found == null || !found.Selected) { Drawing.ClearSelectedFigures(); if (found != null && (found is Game.PBPlayer || found is LabelBase || found is LineBase)) // 11-19-2010 Scott { found.Selected = true; selection = found.AsEnumerable(); } } } Drawing.RaiseSelectionChanged(new Drawing.SelectionChangedEventArgs(Drawing.GetSelectedFigures())); IMovable oneMovable = found as IMovable; if (oneMovable != null) { offsetFromFigureLeftTopCorner = offsetFromFigureLeftTopCorner.Minus(oneMovable.Coordinates); moving.Add(oneMovable); roots = found.AsEnumerable(); } else if (found != null) { if (!(found is Game.Zone) && !(found is LineBase)) // 11-19-2010 Scott { roots = DependencyAlgorithms.FindRoots(f => f.Dependencies, found); if (roots.All(root => root is IMovable)) { moving.AddRange(roots.Cast <IMovable>()); } } } if (roots != null) { toRecalculate = DependencyAlgorithms.FindDescendants(f => f.Dependents, roots).Reverse(); } else { toRecalculate = null; } if (moving.IsEmpty()) { toRecalculate = null; } //if (found == null) //{ // if (!Drawing.Canvas.Children.Contains(SelectRect)) // { // Drawing.Canvas.Children.Add(SelectRect); // } // System.Windows.Controls.Canvas.SetLeft(SelectRect, e.GetPosition(Drawing.Canvas).X); // System.Windows.Controls.Canvas.SetTop(SelectRect, e.GetPosition(Drawing.Canvas).Y); // SelectRect.Visibility = Visibility.Visible; //} Drawing.Figures.UpdateVisual(); }
/// <summary> /// Assumes coordinates are logical already /// </summary> /// <param name="coordinates">Logical coordinates of the click point</param> protected override void MouseLeftButtonDown(object sender, System.Windows.Input.MouseButtonEventArgs e) { if (e.ClickCount > 1) { Drawing.SetDefaultBehavior(); return; } IEnumerable <IFigure> selectedFigures = Drawing.GetSelectedFigures(); PBPlayer player = null; IFigure endFigure = null; if (selectedFigures != null && selectedFigures.Count() > 0) { player = selectedFigures.ElementAt(0) as PBPlayer; } //Type expectedType = ExpectedDependency; System.Windows.Point coordinates = Coordinates(e); IFigure underMouse = null; underMouse = Drawing.Figures.HitTest(coordinates); if (underMouse is Game.PBPlayer) { if (underMouse == player) { Drawing.SetDefaultBehavior(); return; } player = underMouse as Game.PBPlayer; Drawing.ClearSelectedFigures(); player.Selected = true; Drawing.Figures.UpdateVisual(); return; } else if (underMouse is IPoint && (underMouse as IPoint).Dependents.Count == 1) { Drawing.ClearSelectedFigures(); underMouse.Selected = true; Drawing.Figures.UpdateVisual(); return; } if (player == null) { if (selectedFigures != null && selectedFigures.Count() > 0) { IFigure figure = selectedFigures.ElementAt(0); if (figure is IPoint && (figure as IPoint).Dependents.Count == 1) { endFigure = figure; } else { return; } } else { return; } } else {// 09-26-2011 Scott endFigure = null; //endFigure = player.GetEndFigure(); //player.ChangeLineType(CapType.Arrow); //if (endFigure is Game.Zone) //{ // return; //} } FreePoint pp = CreatePointAtCurrentPosition(coordinates, false); FigureList fl = new FigureList(); if (endFigure != null) { if (endFigure is Game.PBPlayer) { player.ClearEndPath(); endFigure = player.GetEndFigure(); if (endFigure != null) { fl.Add(endFigure); } else { fl.Add(player); } } else { fl.Add(endFigure); } } else { fl.Add(player); } fl.Add(pp); PBLine line = Factory.CreateArrowLine(Drawing, fl); if (!Drawing.DrawingMode) { line.StrokeColor = Webb.Playbook.Data.ColorSetting.Instance.RouteColor; } FigureList figureList = new FigureList(); figureList.Add(line); figureList.Add(pp); Drawing.Add(figureList as IEnumerable <IFigure>); Drawing.ClearSelectedFigures(); pp.Selected = true; Drawing.Figures.CheckConsistency(); Drawing.Figures.UpdateVisual(); }