/// <summary>
/// Called during dragging. Checks whether dragging can proceed (not out of bounds) and
/// also calls virtual method <see cref="AdjustDrag"/> that allows subclasses of DragThumb
/// to alter default dragging.
/// </summary>
/// <param name="deltaEventArgs">The <see cref="System.Windows.Controls.Primitives.DragDeltaEventArgs"/> instance containing the event data.</param>
protected virtual void DragDelta(DragDeltaEventArgs deltaEventArgs)
{
IEnumerable <ISelectable> draggedElements = XCaseCanvas.SelectedItems.Where(item => item is DragThumb && (item.CanBeDraggedInGroup || DraggingAllone(item)));
if (draggedElements.Count() > 0)
{
double minLeft = draggedElements.Min(item => item.GetBounds().Left);
double minTop = draggedElements.Min(item => item.GetBounds().Top);
double deltaHorizontal = Math.Max(-minLeft, deltaEventArgs.HorizontalChange);
double deltaVertical = Math.Max(-minTop, deltaEventArgs.VerticalChange);
deltaEventArgs = new DragDeltaEventArgs(deltaHorizontal, deltaVertical);
AdjustDrag(ref deltaEventArgs);
foreach (DragThumb element in draggedElements)
{
element.x = element.x + deltaEventArgs.HorizontalChange;
element.y = element.y + deltaEventArgs.VerticalChange;
if (element.Placement == EPlacementKind.ParentAutoPos)
{
element.Placement = EPlacementKind.AbsoluteSubCanvas;
}
UpdatePos(element);
}
XCaseCanvas.InvalidateMeasure();
if (visualAidsAdorner != null)
{
visualAidsAdorner.d = deltaEventArgs;
visualAidsAdorner.InvalidateVisual();
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="XCaseJunction"/> class.
/// </summary>
/// <param name="xCaseCanvas">canvas where the control is placed</param>
/// <param name="generalization">generalization that owns the junction</param>
/// <param name="viewHelperPointsCollection">Reference to a collection of points (in ViewHelper)</param>
public XCaseJunction(XCaseCanvas xCaseCanvas, PIM_Generalization generalization, ObservablePointCollection viewHelperPointsCollection) :
this(xCaseCanvas, viewHelperPointsCollection)
{
this.Generalization = generalization;
this.SelectionOwner = generalization;
InitializeContextMenu();
}
/// <summary>
/// Creates new instance of <see cref="XCaseJunction"/>.
/// </summary>
/// <param name="xCaseCanvas">canvas where the control is placed</param>
/// <param name="viewHelperPointsCollection">Reference to a collection of points (in ViewHelper)</param>
public XCaseJunction(XCaseCanvas xCaseCanvas, ObservablePointCollection viewHelperPointsCollection)
: this(xCaseCanvas)
{
this.viewHelperPointsCollection = viewHelperPointsCollection;
viewHelperPointsCollection.CollectionChanged += viewHelperPointsCollection_CollectionChanged;
}
/// <summary>
/// Creates new instance of <see cref="PSM_ComponentConnector" />.
/// </summary>
public PSM_ComponentConnector(XCaseCanvas canvas, IConnectable parentControl, IConnectable childControl, ComponentConnectorViewHelper viewHelper)
{
ParentControl = parentControl;
ChildControl = childControl;
XCaseCanvas = canvas;
ViewHelper = viewHelper;
if (viewHelper.Points.Count < 2)
{
viewHelper.Points.Clear();
viewHelper.Points.AppendRange(JunctionGeometryHelper.ComputeOptimalConnection(parentControl, childControl));
viewHelper.Points.PointsInvalid = true;
}
Junction = new XCaseJunction(canvas, viewHelper.Points);
Junction.AutoPosModeOnly = true;
XCaseCanvas.Children.Add(Junction);
Junction.NewConnection(parentControl, null, childControl, null, viewHelper.Points);
if (childControl is System.Windows.Controls.Control)
{
if (childControl is PSM_ContentContainer)
{
Junction.ContextMenu = ((PSM_ContentContainer)childControl).ContextMenu;
}
Junction.ContextMenu = ((System.Windows.Controls.Control)childControl).ContextMenu;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="XCaseJunction"/> class.
/// </summary>
/// <param name="xCaseCanvas">canvas where the control is placed</param>
/// <param name="association">association that owns the junction</param>
/// <param name="viewHelperPointsCollection">Reference to a collection of points (in ViewHelper)</param>
public XCaseJunction(XCaseCanvas xCaseCanvas, PIM_Association association, ObservablePointCollection viewHelperPointsCollection) :
this(xCaseCanvas, viewHelperPointsCollection)
{
this.Association = association;
this.SelectionOwner = association;
InitializeContextMenu();
}
public PSM_ClassUnion(XCaseCanvas xCaseCanvas)
: base(xCaseCanvas)
{
#region Template init
Template = Application.Current.Resources["PSM_ClassUnionTemplate"] as ControlTemplate;
ApplyTemplate();
PSM_ClassUnionTemplate gr = Template.FindName("PSM_ClassUnionGrid", this) as PSM_ClassUnionTemplate;
Border = gr.FindName("Border") as Border;
connectorDecorator = gr.FindName("ConnectorDecorator") as Control;
connectorDecorator.ApplyTemplate();
#endregion
ContextMenu = new ContextMenu();
ContextMenuItem m = new ContextMenuItem("Remove");
m.Icon = ContextMenuIcon.GetContextIcon("delete2");
m.Click += delegate(object sender, RoutedEventArgs e) { ClassUnionController.Remove(); };
ContextMenu.Items.Add(m);
ContextMenu.Items.Add(new Separator());
foreach (ContextMenuItem item in ContextMenuItems)
{
ContextMenu.Items.Add(item);
}
}
/// <summary>
/// Returns
/// </summary>
/// <param name="e">The <see cref="T:System.Windows.Input.MouseButtonEventArgs"/> that contains the event data. The event data reports that one or more mouse buttons were pressed.</param>
protected override void OnPreviewMouseDown(MouseButtonEventArgs e)
{
base.OnPreviewMouseDown(e);
if (XCaseCanvas != null && this is ISelectable)
{
XCaseCanvas.SelectableItemPreviewMouseDown(this as ISelectable, e);
}
}
/// <summary>
/// Creates new instance of <see cref="XCaseJunction" />.
/// </summary>
/// <param name="xCaseCanvas">canvas where the control is placed</param>
public XCaseJunction(XCaseCanvas xCaseCanvas)
{
this.XCaseCanvas = xCaseCanvas;
Points = new List <JunctionPoint>();
Fill = Brushes.White;
Pen = MediaLibrary.SolidBlackPen;
InitializeContextMenu();
}
/// <summary>
/// Initializes the resizing process, stores old sizes of all the selected resizable elements.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.Windows.Controls.Primitives.DragStartedEventArgs"/> instance containing the event data.</param>
void ResizeThumb_DragStarted(object sender, DragStartedEventArgs e)
{
Control designerItem = this.belongsTo;
XCaseCanvas designer = VisualTreeHelper.GetParent(designerItem) as XCaseCanvas;
startSizes = new Dictionary <Control, Size>();
foreach (Control item in (designer.SelectedItems).OfType <IResizable>())
{
startSizes[item] = new Size(item.Width, item.Height);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="PIM_AssociationEnd"/> class.
/// </summary>
/// <param name="xCaseCanvas">canvas where the control is placed</param>
/// <param name="viewHelper">ViewHelper of the control, stores visualization information.</param>
/// <param name="associationEnd">reprsented association end.</param>
public PIM_AssociationEnd(XCaseCanvas xCaseCanvas, AssociationEndViewHelper viewHelper, AssociationEnd associationEnd)
: base(xCaseCanvas)
{
PositionChanged += AdjustLabelsPositions;
AssociationEnd = associationEnd;
ViewHelper = viewHelper;
if (multiplicityLabel != null)
{
multiplicityLabel.ViewHelper = ViewHelper.MultiplicityLabelViewHelper;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="XCasePrimitiveJunction"/> class.
/// </summary>
/// <param name="xCaseCanvas">canvas where the control is placed</param>
/// <param name="sourceElement">source element</param>
/// <param name="targetElement">target element</param>
public XCasePrimitiveJunction(XCaseCanvas xCaseCanvas, IHasBounds sourceElement, IPrimitiveJunctionTarget targetElement)
{
SourceElement = sourceElement;
TargetElement = targetElement;
XCaseCanvas = xCaseCanvas;
((FrameworkElement)sourceElement).SizeChanged += delegate { InvalidateVisual(); };
((Control)sourceElement).LayoutUpdated += Source_LayoutUpdated;
XCaseCanvas.Children.Add(this);
Source_LayoutUpdated(null, null);
Pen = MediaLibrary.SolidBlackPen;
}
public PSM_AttributeContainer(XCaseCanvas xCaseCanvas)
: base(xCaseCanvas)
{
SizeChanged += delegate(object sender, SizeChangedEventArgs e) { xCaseCanvas.InvokeElementSizeChanged(this, e); };
InitTemplate();
InitContextMenu();
classProperties = new PSMAttributesContainer(ACSection, xCaseCanvas);
//Movable = false;
}
/// <summary>
/// Initializes a new instance of the <see cref="TextBoxContainer<T>"/> class.
/// </summary>
/// <param name="container">Panel where <see cref="EditableTextBox">EditableTextBoxes</see>
/// are created</param>
/// <param name="xCaseCanvas"><see cref="XCaseCanvas"/> containing the control</param>
public TextBoxContainer(Panel container, XCaseCanvas xCaseCanvas)
{
if (container == null)
{
throw new ArgumentNullException("container");
}
if (xCaseCanvas == null)
{
throw new ArgumentNullException("xCaseCanvas");
}
this.container = container;
this.XCaseCanvas = xCaseCanvas;
}
public VisualAidsAdorner(XCaseCanvas designerCanvas, DragThumb draggedObject)
: base(designerCanvas)
{
this.draggedObject = (IAlignable)draggedObject;
foreach (object element in designerCanvas.Children)
{
if (element is IAlignable && draggedObject != element)
{
otherVisualAidsPoints.AddRange((element as IAlignable).GetVisualAidsPoints());
}
}
}
/// <summary>
/// Draws junction between <paramref name="c1"/> and <paramref name="endPoint"/>. This method is supposed
/// to be used when connection is dragged between two elements (one of them is <paramref name="c1"/>)
/// and <paramref name="endPoint"/> is being dragged "on the way" to the second element.
/// </summary>
/// <param name="c1">connected element</param>
/// <param name="endPoint">dragged point</param>
/// <param name="canvas">canvas where the junction is created</param>
internal void DragConnection(IConnectable c1, JunctionPoint endPoint, XCaseCanvas canvas)
{
SourceElement = c1 as Control;
JunctionPoint startPoint = c1.CreateJunctionEnd();
startPoint.Junction = this;
startPoint.OrderInJunction = 0;
endPoint.Junction = this;
endPoint.OrderInJunction = 1;
Points.Add(startPoint);
Points.Add(endPoint);
TargetElement = null;
}
public PSM_ContentContainer(XCaseCanvas xCaseCanvas)
: base(xCaseCanvas)
{
#region Template Init
base.Template = Application.Current.Resources["PSM_ContentContainerTemplate"] as ControlTemplate;
ApplyTemplate();
PSM_ContentContainerTemplate gr = Template.FindName("PSM_ContentContainerGrid", this) as PSM_ContentContainerTemplate;
Border = gr.FindName("Border") as Border;
TextBox = gr.FindName("txtName") as EditableTextBox;
connectorDecorator = gr.FindName("ConnectorDecorator") as Control;
connectorDecorator.ApplyTemplate();
#endregion
TextBox.mi_Rename.Header = "Rename content container";
ContextMenuItem m = new ContextMenuItem("Remove content container");
m.Icon = ContextMenuIcon.GetContextIcon("delete2");
m.Click += delegate(object sender, RoutedEventArgs e) { ContentContainerController.Remove(); };
TextBox.ContextMenu.Items.Add(m);
ContextMenuItem moveToContentContainer = new ContextMenuItem("Move to content container");
moveToContentContainer.Click += delegate
{
ContentContainerController.MoveToContentContainer(null);
};
TextBox.ContextMenu.Items.Add(moveToContentContainer);
ContextMenuItem moveToContentChoice = new ContextMenuItem("Move to content choice");
moveToContentChoice.Click += delegate
{
ContentContainerController.MoveToContentChoice(null);
};
TextBox.ContextMenu.Items.Add(moveToContentChoice);
TextBox.ContextMenu.Items.Add(new Separator());
foreach (ContextMenuItem item in ContextMenuItems)
{
TextBox.ContextMenu.Items.Add(item);
}
TextBox.TextEdited += delegate(object sender, StringEventArgs args) { Controller.RenameElement <NamedElement>(args.Data, null); XCaseCanvas.InvokeElementSizeChanged(this, null); };
}
/// <summary>
/// Creates new instance of <see cref="PSM_ComponentsManager" />.
/// </summary>
/// <param name="xCaseCanvas">canvas of the PSM diagram</param>
/// <param name="superordinateElement">element whose components are visualized by the created PSM_ComponentsManager</param>
/// <param name="superordinateRepresentation">representation of <paramref name="superordinateElement"/> on <paramref name="xCaseCanvas"/></param>
public PSM_ComponentsManager(XCaseCanvas xCaseCanvas, PSMSuperordinateComponent superordinateElement, XCaseViewBase superordinateRepresentation)
{
if (!(xCaseCanvas.Diagram is PSMDiagram))
{
throw new ArgumentException("Component manager can be put only on canvas representing PSM diagram. ", "xCaseCanvas");
}
XCaseCanavs = xCaseCanvas;
SuperordinateElement = superordinateElement;
SuperordinateRepresentation = superordinateRepresentation;
ComponentsData = new Dictionary <PSMSubordinateComponent, ComponentData>();
SuperordinateElement.Components.CollectionChanged += Components_CollectionChanged;
}
public static List <Point> GetVisualAidsPointsForDiagram(XCaseCanvas diagramView, params Type[] excluded)
{
List <Point> points = new List <Point>();
foreach (object element in diagramView.Children)
{
if (element is IAlignable && !excluded.Contains(element.GetType()))
{
points.AddRange((element as IAlignable).GetVisualAidsPoints());
}
}
points.Add(new Point(0, 0));
points.Add(new Point(0, diagramView.ActualHeight - 10));
points.Add(new Point(diagramView.ActualWidth - 10, 0));
points.Add(new Point(diagramView.ActualWidth - 10, diagramView.ActualHeight - 10));
return(points);
}
/// <summary>
/// Initializes a new instance of the <see cref="AssociationDiamond"/> class.
/// </summary>
/// <param name="xCaseCanvas">Canvas where the control is placed</param>
/// <param name="association">Association belonging to the association diamond</param>
/// <param name="viewHelper">ViewHelper for the control</param>
public AssociationDiamond(XCaseCanvas xCaseCanvas, PIM_Association association, PositionableElementViewHelper viewHelper)
: base(xCaseCanvas)
{
#region AssociationDiamond Template init
Template = (ControlTemplate)Application.Current.Resources["AssociationDiamondTemplate"];
ApplyTemplate();
AssociationDiamondTemplate gr = (AssociationDiamondTemplate)Template.FindName("AssociationDiamondGrid", this);
connectorDecorator = (Control)gr.FindName("ConnectorDecorator");
connectorDecorator.ApplyTemplate();
#endregion
Association = association;
this.viewHelper = viewHelper;
this.StartBindings(TypeBindingData.EBindingSourceType.View);
}
/// <summary>
/// Initializes a new instance of the <see cref="RubberbandAdorner"/> class.
/// </summary>
/// <param name="xCaseCanvas">The designer canvas.</param>
/// <param name="dragStartPoint">The drag start point.</param>
public RubberbandAdorner(XCaseCanvas xCaseCanvas, Point?dragStartPoint)
: base(xCaseCanvas)
{
this.xCaseCanvas = xCaseCanvas;
this.startPoint = dragStartPoint;
this.endPoint = dragStartPoint;
this.adornerCanvas = new Canvas();
this.adornerCanvas.Background = Brushes.Transparent;
this.visuals = new VisualCollection(this);
this.visuals.Add(this.adornerCanvas);
this.rubberband = new Rectangle();
this.rubberband.Stroke = Brushes.Navy;
this.rubberband.StrokeThickness = 1;
this.rubberband.StrokeDashArray = new DoubleCollection(new double[] { 2 });
this.adornerCanvas.Children.Add(this.rubberband);
}
public XCaseComment(XCaseCanvas xCaseCanvas)
: base(xCaseCanvas)
{
#region Commentary Template Init
Template = (ControlTemplate)Application.Current.Resources["XCaseCommentaryTemplate"];
ApplyTemplate();
XCaseCommentTemplate gr = (XCaseCommentTemplate)Template.FindName("CommentaryGrid", this);
if (gr != null)
{
CommentBorder = gr.FindName("CommentBorder") as Border;
CommentTextBox = (EditableTextBox)gr.FindName("txtText");
resizeDecorator = (Control)gr.FindName("ResizeDecorator");
resizeDecorator.ApplyTemplate();
Grid g = (Grid)resizeDecorator.Template.FindName("ResizeDecoratorGrid", resizeDecorator);
foreach (ResizeThumb t in g.Children)
{
t.belongsTo = this;
}
connectorDecorator = (Control)gr.FindName("ConnectorDecorator");
connectorDecorator.ApplyTemplate();
}
#endregion
#region Commentary Context Menu
ContextMenuItem m = new ContextMenuItem("Remove from diagram");
m.Icon = ContextMenuIcon.GetContextIcon("delete2");
m.Click += new RoutedEventHandler(Remove_Click);
CommentTextBox.ContextMenu.Items.Add(m);
CommentTextBox.mi_Rename.Header = "Change";
#endregion
CommentTextBox.TextEdited += delegate(object sender, StringEventArgs args) { Controller.ChangeComment(args.Data); };
PositionChanged += delegate { CommentTextBox.myEditable = false; };
}
public PIM_Class(XCaseCanvas xCaseCanvas)
: base(xCaseCanvas)
{
InitTemplate();
classAttributes = new AttributesContainer(AttributesSection, xCaseCanvas);
classOperations = new OperationsContainer(OperationsSection, xCaseCanvas);
Border[] stackBorders = new Border[] { HeaderBorder, PropertiesBorder, MethodsBorder };
ITextBoxContainer[] stackContainers = new ITextBoxContainer[] { classAttributes, classOperations };
classAttributes.StackBorders = stackBorders;
classAttributes.StackContainers = stackContainers;
classOperations.StackBorders = stackBorders;
classOperations.StackContainers = stackContainers;
InitContextMenu();
txtClassName.TextEdited += delegate(object sender, StringEventArgs args) { Controller.RenameElement <PIMClass>(args.Data, ((PIMClass)ModelElement).Package.Classes); };
PositionChanged += CancelAllEdits;
txtClassName.MouseDoubleClick += txtClassName_MouseDoubleClick;
}
public AssociationLabel(XCaseCanvas xCaseCanvas, AssociationLabelViewHelper labelViewHelper) :
base(xCaseCanvas)
{
FontWeight = FontWeights.Bold;
Margin = new Thickness(0);
Template = (ControlTemplate)Application.Current.Resources["XCaseJunctionLabelTemplate"];
ApplyTemplate();
XCaseJunctionLabelTemplate gr = (XCaseJunctionLabelTemplate)Template.FindName("JunctionLabelGrid", this);
TextBox = gr.txtText;
OriginalTextBrush = Brushes.Blue;
ViewHelper = labelViewHelper;
FocusVisualStyle = null;
this.StartBindings(TypeBindingData.EBindingSourceType.View);
}
/// <summary>
/// Initializes a new instance of the <see cref="JunctionPoint"/> class.
/// </summary>
/// <param name="xCaseCanvas">Canvas where the point is created.</param>
public JunctionPoint(XCaseCanvas xCaseCanvas)
: base(xCaseCanvas)
{
Width = 0;
Height = 0;
OrderInJunction = -1;
Background = Brushes.Gold;
Opacity = MediaLibrary.PointOpacityNormal;
Cursor = Cursors.Hand;
ContextMenu m = new ContextMenu();
m.Items.Add(new ContextMenuItem("Straighten line here"));
((ContextMenuItem)m.Items[0]).Click += Remove_click;
ContextMenu = m;
this.SetValue(TemplateProperty, null);
}
public PSM_DiagramReference(XCaseCanvas xCaseCanvas)
: base(xCaseCanvas)
{
#region Template Init
base.Template = Application.Current.Resources["PSM_DiagramReferenceTemplate"] as ControlTemplate;
ApplyTemplate();
PSM_DiagramReferenceTemplate gr = Template.FindName("PSM_DiagramReferenceGrid", this) as PSM_DiagramReferenceTemplate;
Border = gr.FindName("Border") as Border;
TextBox = gr.FindName("txtName") as EditableTextBox;
tLocal = gr.FindName("tLocal") as EditableTextBox;
tSchemaLocation = gr.FindName("tSchemaLocation") as EditableTextBox;
tNamespacePrefix = gr.FindName("tNamespacePrefix") as EditableTextBox;
tNamespace = gr.FindName("tNamespace") as EditableTextBox;
tReferencedDiagram = gr.FindName("tReferencedDiagram") as EditableTextBox;
connectorDecorator = gr.FindName("ConnectorDecorator") as Control;
connectorDecorator.ApplyTemplate();
#endregion
}
/// <summary>
/// Finalizes the resizing process, issues the resize command (see <see cref="ResizeElementCommand"/>).
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.Windows.Controls.Primitives.DragCompletedEventArgs"/> instance containing the event data.</param>
void ResizeThumb_DragCompleted(object sender, DragCompletedEventArgs e)
{
Control designerItem = this.belongsTo;
XCaseCanvas designer = VisualTreeHelper.GetParent(designerItem) as XCaseCanvas;
if (designer != null)
{
MacroCommand <DiagramController> macroResize = MacroCommandFactory <DiagramController> .Factory().Create(designer.Controller);
macroResize.Description = CommandDescription.RESIZE_MACRO;
// generate move Commands for all resized elements and execute them as macro
foreach (Control item in designer.SelectedItems.OfType <IResizable>())
{
item.Width = startSizes[item].Width;
item.Height = startSizes[item].Height;
CommandBase command =
ViewController.CreateResizeCommand(item.ActualWidth, item.ActualHeight, ((IResizable)item).ViewHelper,
designer.Controller);
macroResize.Commands.Add(command);
}
macroResize.Execute();
}
}
/// <summary>
/// Proceeds with resizing, checks the bounds.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.Windows.Controls.Primitives.DragDeltaEventArgs"/> instance containing the event data.</param>
void ResizeThumb_DragDelta(object sender, DragDeltaEventArgs e)
{
Control designerItem = this.belongsTo;
XCaseCanvas designer = VisualTreeHelper.GetParent(designerItem) as XCaseCanvas;
if (designerItem != null && designer != null)
{
double minLeft = double.MaxValue;
double minTop = double.MaxValue;
double minDeltaHorizontal = double.MaxValue;
double minDeltaVertical = double.MaxValue;
// drag limits are set by these parameters: canvas top, canvas left, minHeight, minWidth
// calculate min value for each parameter for each item
foreach (Control item in designer.SelectedItems.OfType <IResizable>())
{
double left = Canvas.GetLeft(item);
double top = Canvas.GetTop(item);
minLeft = double.IsNaN(left) ? 0 : Math.Min(left, minLeft);
minTop = double.IsNaN(top) ? 0 : Math.Min(top, minTop);
minDeltaVertical = Math.Min(minDeltaVertical, item.ActualHeight - item.MinHeight);
minDeltaHorizontal = Math.Min(minDeltaHorizontal, item.ActualWidth - item.MinWidth);
}
double dragDeltaVertical, dragDeltaHorizontal;
foreach (Control item in designer.SelectedItems.OfType <IResizable>())
{
switch (VerticalAlignment)
{
case VerticalAlignment.Bottom:
dragDeltaVertical = Math.Min(-e.VerticalChange, minDeltaVertical);
item.Height = item.ActualHeight - dragDeltaVertical;
break;
case VerticalAlignment.Top:
double top = Canvas.GetTop(item);
dragDeltaVertical = Math.Min(Math.Max(-minTop, e.VerticalChange), minDeltaVertical);
Canvas.SetTop(item, top + dragDeltaVertical);
item.Height = item.ActualHeight - dragDeltaVertical;
break;
default:
break;
}
switch (HorizontalAlignment)
{
case HorizontalAlignment.Left:
double left = Canvas.GetLeft(item);
dragDeltaHorizontal = Math.Min(Math.Max(-minLeft, e.HorizontalChange), minDeltaHorizontal);
Canvas.SetLeft(item, left + dragDeltaHorizontal);
item.Width = item.ActualWidth - dragDeltaHorizontal;
break;
case HorizontalAlignment.Right:
dragDeltaHorizontal = Math.Min(-e.HorizontalChange, minDeltaHorizontal);
item.Width = item.ActualWidth - dragDeltaHorizontal;
break;
default:
break;
}
}
e.Handled = true;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="PSM_Association"/> class.
/// </summary>
/// <param name="xCaseCanvas">canvas where the control is placed</param>
public PSM_Association(XCaseCanvas xCaseCanvas)
{
this.XCaseCanvas = xCaseCanvas;
}
protected override void OnMouseLeave(MouseEventArgs e)
{
base.OnMouseLeave(e);
XCaseCanvas.InvokeVersionedElementMouseLeave(this, Association);
}
void junction_MouseEnter(object sender, MouseEventArgs e)
{
XCaseCanvas.InvokeVersionedElementMouseEnter(sender, Association);
}