private void ModelShapeChanged(object sender, ShapeChangedEventArgs e)
{
Model.Shape shape = e.Shape;
if (e.Removed)
{
if (_shapes.ContainsKey(shape))
{
_sprites.Remove(_shapes[shape]);
_shapes.Remove(shape);
if (shape is Model.Adorner)
{
adorner = new KeyValuePair <Model.Adorner, FrameworkElement>();
}
}
else
{
throw new ElementNotFoundException();
}
}
else
{
if (!_shapes.ContainsKey(shape))
{
FrameworkElement shapeControl = null;
switch (e.Type)
{
case ShapeType.Rectangle:
shapeControl = DrawHelper.RectangleControlFactory(shape as Model.Rectangle);
break;
case ShapeType.Line:
shapeControl = DrawHelper.LineControlFactory(shape as Model.Line);
break;
case ShapeType.Ellipse:
shapeControl = DrawHelper.EllipseControlFactory(shape as Model.Ellipse);
break;
case ShapeType.Adorner:
shapeControl = DrawHelper.AdornerControlFactory(shape as Model.Adorner);
adorner = new KeyValuePair <Model.Adorner, FrameworkElement>((Model.Adorner)shape, shapeControl);
break;
}
_shapes[shape] = shapeControl;
_sprites.Add(shapeControl);
}
else
{
FrameworkElement shapeControl = _shapes[shape];
if (shape is Model.Line)
{
DrawHelper.SetCanvasLocation(shapeControl, 0, 0, 100);
((System.Windows.Shapes.Line)shapeControl).X1 = shape.Start.X;
((System.Windows.Shapes.Line)shapeControl).X2 = ((Model.Line)shape).End2.X;
((System.Windows.Shapes.Line)shapeControl).Y1 = shape.Start.Y;
((System.Windows.Shapes.Line)shapeControl).Y2 = ((Model.Line)shape).End2.Y;
}
else
{
DrawHelper.SetCanvasLocation(shapeControl, shape.Start.X, shape.Start.Y, 100);
shapeControl.Width = shape.Area.Width;
shapeControl.Height = shape.Area.Height;
}
RotateShape(shape, shapeControl);
}
}
}
