internal override void ReportMouseClick(Canvas drawingCanvas, MouseButtonEventArgs args)
{
base.ReportMouseClick(drawingCanvas, args);
if (drawingCanvas == null)
{
return;
}
Point mousePos = args.GetPosition(drawingCanvas);
if (args.ChangedButton == MouseButton.Left)
{
DrawNode(drawingCanvas, mousePos);
}
else if (args.ChangedButton == MouseButton.Right)
{
if (GuideLine != null)
{
EndDrawing();
}
else
{
DDNodeObject affectedObject = GetTopmostAtPointOfType(drawingCanvas, typeof(DDNodeObject), mousePos) as DDNodeObject;
if (affectedObject != null)
{
TargetObject = affectedObject;
StartDrawing(drawingCanvas);
}
}
}
else if (args.ChangedButton == MouseButton.Right)
{
}
}
internal override void ReportMouseClick(Canvas drawingCanvas, MouseButtonEventArgs args)
{
base.ReportMouseClick(drawingCanvas, args);
if ((drawingCanvas == null) || (args.ChangedButton != MouseButton.Left))
{
return;
}
Point mousePos = args.GetPosition(drawingCanvas);
DDNodeObject affectedObject = GetTopmostAtPointOfType(drawingCanvas, typeof(DDNodeObject), mousePos) as DDNodeObject;
if (affectedObject != null)
{
if (affectedObject == TargetObject)
{
SetTarget(null);
}
else
{
SetTarget(affectedObject);
}
}
else
{
SetTarget(null);
}
}
protected void StartDrawing(Canvas drawingCanvas)
{
if (drawingCanvas == null)
{
return;
}
IsDrawing = true;
if (TargetObject == null)
{
TargetObject = CreateNewObject();
drawingCanvas.Children.Add(TargetObject);
}
if (GuideLine == null)
{
GuideLine = new DDPenGuideLine();
if (TargetObject.Nodes.Count > 0)
{
GuideLine.StartPoint = TargetObject.Nodes.Last.Point.Point;
GuideLine.EndPoint = TargetObject.Nodes.Last.Point.Point;
}
drawingCanvas.Children.Add(GuideLine);
}
}
protected void EndDrawing()
{
if (TargetObject != null)
{
if (TargetObject.Nodes.Count < 2)
{
if (TargetObject.Parent is Canvas)
{
(TargetObject.Parent as Canvas).Children.Remove(TargetObject);
}
}
else
if (ObjectCreated != null)
{
ObjectCreated(this, new EventArgs());
}
TargetObject = null;
}
if ((GuideLine != null) && (GuideLine.Parent is Canvas))
{
(GuideLine.Parent as Canvas).Children.Remove(GuideLine);
GuideLine = null;
}
IsDrawing = false;
}
protected void SetTarget(DDNodeObject target)
{
if (TargetObject != null)
{
TargetObject.ManipulationState = DDManipulationState.Normal;
TargetObject = null;
}
if (target != null)
{
TargetObject = target;
TargetObject.ManipulationState = DDManipulationState.Edited;
}
}
private void ConvertButton_Click(object sender, RoutedEventArgs e)
{
if (!(ToolManager.ActiveTool is DDPickTool))
{
return;
}
DDNodeObject replacementObject = null;
if (_convertTarget is DDPolygon)
{
replacementObject = (_convertTarget as DDPolygon).CloneToPolyline();
}
else if (_convertTarget is DDPolyline)
{
replacementObject = (_convertTarget as DDPolyline).CloneToPolygon();
}
if (replacementObject != null)
{
xamlDrawingCanvas.Children.Remove(_convertTarget);
_convertTarget = null;
xamlDrawingCanvas.Children.Add(replacementObject);
(ToolManager.ActiveTool as DDPickTool).SelectObjects(xamlDrawingCanvas, replacementObject);
}
}
protected void TSFrameChangedHandler(DDTranslateAndScaleFrame refFrame)
{
if (refFrame == null)
{
xamlExpanderSelectionLayout.Visibility = Visibility.Collapsed;
BindingOperations.ClearAllBindings(xamlLayoutX);
BindingOperations.ClearAllBindings(xamlLayoutY);
BindingOperations.ClearAllBindings(xamlLayoutWidth);
BindingOperations.ClearAllBindings(xamlLayoutHeight);
}
else
{
xamlExpanderSelectionLayout.Visibility = Visibility.Visible;
xamlLayoutX.SetBinding(DDNumericUpDown.ValueProperty, new Binding("X")
{
Source = refFrame, Mode = BindingMode.TwoWay
});
xamlLayoutY.SetBinding(DDNumericUpDown.ValueProperty, new Binding("Y")
{
Source = refFrame, Mode = BindingMode.TwoWay
});
xamlLayoutWidth.SetBinding(DDNumericUpDown.ValueProperty, new Binding("Width")
{
Source = refFrame, Mode = BindingMode.TwoWay
});
xamlLayoutHeight.SetBinding(DDNumericUpDown.ValueProperty, new Binding("Height")
{
Source = refFrame, Mode = BindingMode.TwoWay
});
}
if ((refFrame != null) && (refFrame.Targets.Count == 1))
{
if (!(refFrame.Targets[0] is DDPolyline))
{
xamlExpanderFill.Visibility = Visibility.Visible;
}
xamlExpanderStroke.Visibility = Visibility.Visible;
if (refFrame.Targets[0] is DDRectangle)
{
xamlExpanderRectangle.Visibility = Visibility.Visible;
}
if (refFrame.Targets[0] is DDPolygon)
{
_convertTarget = refFrame.Targets[0] as DDNodeObject;
xamlExpanderPolygon.Visibility = Visibility.Visible;
}
if (refFrame.Targets[0] is DDPolyline)
{
_convertTarget = refFrame.Targets[0] as DDNodeObject;
xamlExpanderPolyline.Visibility = Visibility.Visible;
}
BindFillAndStrokeObject(refFrame.Targets[0]);
}
else
{
_convertTarget = null;
xamlExpanderFill.Visibility = Visibility.Collapsed;
xamlExpanderStroke.Visibility = Visibility.Collapsed;
xamlExpanderRectangle.Visibility = Visibility.Collapsed;
xamlExpanderPolygon.Visibility = Visibility.Collapsed;
xamlExpanderPolyline.Visibility = Visibility.Collapsed;
BindFillAndStrokeObject(null);
}
_activeTSFrame = refFrame;
TryAddUndoStep();
}
