private void EnsureShapePropertyControlUpdated(object propertyName)
{
PaintDotNet.UI.FrameworkElement element;
Property property = this.TryGetChanges().ShapePropertySchema[propertyName];
if (!(property is DoubleVectorProperty))
{
throw new InternalErrorException();
}
if (!this.propertyNameToControlMap.TryGetValue(propertyName, out element))
{
CircleHandleDrawing drawing = new CircleHandleDrawing();
HandleElement handleElement = new HandleElement(drawing);
handleElement.SetBinding(DrawingElement.ScaleProperty, this, PropertyPathUtil.Combine(ToolUICanvas.CanvasViewProperty, CanvasView.CanvasHairWidthProperty), BindingMode.OneWay);
handleElement.SetBinding <double, PaintDotNet.UI.Thickness>(DrawingElement.PaddingProperty, this, PropertyPathUtil.Combine(ToolUICanvas.CanvasViewProperty, CanvasView.CanvasHairWidthProperty), BindingMode.OneWay, new Func <double, PaintDotNet.UI.Thickness>(ShapesToolUI.GetHandlePadding));
handleElement.SetBinding <bool, Cursor>(PaintDotNet.UI.FrameworkElement.CursorProperty, this, new PaintDotNet.ObjectModel.PropertyPath(UIElement.IsMouseCaptureWithinProperty), BindingMode.OneWay, delegate(bool imcw) {
if (!imcw)
{
return(this.handCursor);
}
return(this.handMouseDownCursor);
});
DependencyFunc <ShapesToolChanges, SizeDouble, PointDouble> func = new DependencyFunc <ShapesToolChanges, SizeDouble, PointDouble>((stc, actsz) => GetShapePropertyControlCanvasOffset(propertyName, stc, actsz));
func.SetArgInput <ShapesToolChanges>(1, this.toolChanges);
func.SetArgInput(2, handleElement, new PaintDotNet.ObjectModel.PropertyPath(PaintDotNet.UI.FrameworkElement.ActualSizeProperty));
handleElement.SetBinding(PaintDotNet.UI.Controls.Canvas.LeftProperty, func, new PaintDotNet.ObjectModel.PropertyPath(func.GetValueProperty().Name + ".X", Array.Empty <object>()), BindingMode.OneWay);
handleElement.SetBinding(PaintDotNet.UI.Controls.Canvas.TopProperty, func, new PaintDotNet.ObjectModel.PropertyPath(func.GetValueProperty().Name + ".Y", Array.Empty <object>()), BindingMode.OneWay);
DependencyObjectTagger.Set <DependencyFunc <ShapesToolChanges, SizeDouble, PointDouble> >(handleElement, shapePropertyControlCanvasOffsetTagKey, func);
AnimationStateHelper helper = new AnimationStateHelper {
Element = handleElement
};
helper.EnableAnimations += delegate(object <sender>, EventArgs <e>) {
AnimatedDouble sourceObject = new AnimatedDouble(1.0);
handleElement.SetBinding(UIElement.OpacityProperty, sourceObject, new PaintDotNet.ObjectModel.PropertyPath(AnimatedValue <double> .ValuePropertyName, Array.Empty <object>()), BindingMode.OneWay);
sourceObject.AnimateRawValue((s, v) => InitializeHandleOpacityStoryboard(s, v, 0.5), null);
DependencyObjectTagger.Set <AnimatedDouble>(handleElement, shapePropertyControlOpacityAnimationTagKey, sourceObject);
};
helper.DisableAnimations += delegate(object <sender>, EventArgs <e>) {
AnimatedDouble num;
handleElement.ClearBinding(UIElement.OpacityProperty);
if (DependencyObjectTagger.TryGet <AnimatedDouble>(handleElement, shapePropertyControlOpacityAnimationTagKey, out num))
{
num.StopAnimation();
num.Dispose();
DependencyObjectTagger.Remove(handleElement, shapePropertyControlOpacityAnimationTagKey);
}
};
DependencyObjectTagger.Set <AnimationStateHelper>(handleElement, shapePropertyControlOpacityAnimationStateHelperTagKey, helper);
ClickDragBehavior.SetAllowClick(handleElement, false);
ClickDragBehavior.SetAllowDoubleClick(handleElement, false);
ClickDragBehavior.SetAllowDrag(handleElement, true);
ClickDragBehavior.SetIsEnabled(handleElement, true);
SetShapePropertyName(handleElement, propertyName);
SetHandleType(handleElement, ShapesToolHandleType.ShapeProperty);
base.AddVisualChild(handleElement);
element = handleElement;
this.propertyNameToControlMap.Add(propertyName, element);
}
}
private void EnsureShapePropertyControlRemoved(object propertyName)
{
PaintDotNet.UI.FrameworkElement element;
if (this.propertyNameToControlMap.TryGetValue(propertyName, out element))
{
DependencyFunc <ShapesToolChanges, SizeDouble, PointDouble> func;
AnimationStateHelper helper;
element.ClearValue(ShapePropertyNameProperty);
element.ClearAllBindings();
base.RemoveVisualChild(element);
this.propertyNameToControlMap.Remove(propertyName);
if (DependencyObjectTagger.TryGet <DependencyFunc <ShapesToolChanges, SizeDouble, PointDouble> >(element, shapePropertyControlCanvasOffsetTagKey, out func))
{
func.ClearAllBindings();
DependencyObjectTagger.Remove(element, shapePropertyControlCanvasOffsetTagKey);
}
if (DependencyObjectTagger.TryGet <AnimationStateHelper>(element, shapePropertyControlOpacityAnimationStateHelperTagKey, out helper))
{
DependencyObjectTagger.Remove(element, shapePropertyControlOpacityAnimationStateHelperTagKey);
helper.Dispose();
}
}
}
