/// <summary>
/// Shows the selection rectangle.
/// </summary>
private void ShowRectangle()
{
if (this.rectangleAdorner != null)
{
return;
}
var adornerLayer = AdornerLayer.GetAdornerLayer(this.Viewport);
this.rectangleAdorner = new RectangleAdorner(this.Viewport, this.selectionRect, Colors.LightGray, Colors.Black, 1, 1, 0, DashStyles.Dash);
adornerLayer.Add(this.rectangleAdorner);
}
/// <summary>
/// Hides the selection rectangle.
/// </summary>
private void HideRectangle()
{
var myAdornerLayer = AdornerLayer.GetAdornerLayer(this.Viewport);
if (this.rectangleAdorner != null)
{
myAdornerLayer.Remove(this.rectangleAdorner);
}
this.rectangleAdorner = null;
this.Viewport.InvalidateVisual();
}
/// <summary>
/// Shows the rectangle.
/// </summary>
/// <param name="rect">
/// The rectangle.
/// </param>
/// <param name="color1">
/// The color 1.
/// </param>
/// <param name="color2">
/// The color 2.
/// </param>
public void ShowRectangle(Rect rect, Color color1, Color color2)
{
if (this.rectangleAdorner != null)
{
return;
}
var myAdornerLayer = AdornerLayer.GetAdornerLayer(this.Viewport);
this.rectangleAdorner = new RectangleAdorner(
this.Viewport, rect, color1, color2, 3, 1, 10, DashStyles.Solid);
myAdornerLayer.Add(this.rectangleAdorner);
}
/// <summary>
/// Hides the rectangle.
/// </summary>
public void HideRectangle()
{
var myAdornerLayer = AdornerLayer.GetAdornerLayer(this.Viewport);
if (this.rectangleAdorner != null)
{
myAdornerLayer.Remove(this.rectangleAdorner);
}
this.rectangleAdorner = null;
this.Viewport.InvalidateVisual();
}
/// <summary>
/// Shows the zoom rectangle.
/// </summary>
/// <param name="rect">The zoom rectangle.</param>
public void ShowZoomRectangle(Rect rect)
{
if (this.rectangleAdorner != null)
{
return;
}
var myAdornerLayer = AdornerLayer.GetAdornerLayer(this.RenderHost);
this.rectangleAdorner = new RectangleAdorner(
this.RenderHost, rect, Colors.LightGray, Colors.Black, 3, 1, 10, DashStyles.Solid);
myAdornerLayer.Add(this.rectangleAdorner);
}
/// <summary>
/// Hides the zoom rectangle.
/// </summary>
public void HideZoomRectangle()
{
AdornerLayer myAdornerLayer = AdornerLayer.GetAdornerLayer(this.RenderHost);
if (this.rectangleAdorner != null)
{
myAdornerLayer.Remove(this.rectangleAdorner);
}
this.rectangleAdorner = null;
this.RefreshViewport();
}
/// <summary>
/// Shows the selection rectangle.
/// </summary>
private void ShowRectangle()
{
if (this.rectangleAdorner != null)
{
return;
}
var adornerLayer = AdornerLayer.GetAdornerLayer(this.Viewport);
this.rectangleAdorner = new RectangleAdorner(this.Viewport, this.selectionRect, Colors.LightGray, Colors.Black, 1, 1, 0, DashStyles.Dash);
adornerLayer.Add(this.rectangleAdorner);
}
/// <summary>
/// Hides the zoom rectangle.
/// </summary>
public void HideZoomRectangle()
{
var visual = this.RenderHost as Visual;
if (visual == null)
{
return;
}
var myAdornerLayer = AdornerLayer.GetAdornerLayer(visual);
if (this.rectangleAdorner != null)
{
myAdornerLayer.Remove(this.rectangleAdorner);
}
this.rectangleAdorner = null;
this.RefreshViewport();
}
