/// <summary>
/// Initializes a new instance of the <see cref="TriangleAnnotationView"/> class.
/// </summary>
/// <param name="annotationData">Object that stores the annotation data.</param>
public TriangleAnnotationView(TriangleAnnotationData annotationData)
: base(annotationData)
{
FillBrush = null;
// create a point-based builder
Builder = new PointBasedAnnotationPointBuilder(this, 3, 3);
// create a transformer for rectangular mode
PointBasedAnnotationRectangularTransformer rectangleTransformer = new PointBasedAnnotationRectangularTransformer(this);
// show bounding box area
rectangleTransformer.BoundingBoxArea.IsVisible = true;
RectangularTransformer = rectangleTransformer;
// create a transformer for point mode
PointBasedAnnotationPointTransformer pointsTransformer = new PointBasedAnnotationPointTransformer(this);
// change interaction points color
pointsTransformer.InteractionPointBackColor = Color.FromArgb(100, Color.Red);
pointsTransformer.SelectedInteractionPointBackColor = Color.FromArgb(150, Color.Red);
// change interaction points type
pointsTransformer.PolygonPointTemplate = new TriangleAnnotationInteractionPoint();
PointTransformer = pointsTransformer;
GripMode = GripMode.RectangularAndPoints;
}
/// <summary>
/// Sets the properties of specified interaction controller.
/// </summary>
/// <param name="controller">The controller of interaction areas.</param>
protected override void SetTransformerProperties(IInteractionController controller)
{
base.SetTransformerProperties(controller);
if (controller is PointBasedAnnotationRectangularTransformer)
{
SetResizePointSettings(((PointBasedAnnotationRectangularTransformer)controller).ResizePoints);
}
else if (controller is PointBasedAnnotationPointTransformer)
{
PointBasedAnnotationPointTransformer pointTransformer =
(PointBasedAnnotationPointTransformer)controller;
if (pointTransformer != null)
{
if (!(pointTransformer.PolygonPointTemplate is TriangleAnnotationInteractionPoint))
{
InteractionPolygonPoint point = (InteractionPolygonPoint)pointTransformer.PolygonPointTemplate.Clone();
SetPolygonPointSettings(point);
pointTransformer.PolygonPointTemplate = point;
pointTransformer.InteractionPointBackColor = PolygonPointBackgroundColor;
pointTransformer.SelectedInteractionPointBackColor = SelectedPolygonPointBackgroundColor;
}
}
}
}