/// <summary>
/// YdHost内を描画する
/// </summary>
/// <param name="info"></param>
protected virtual void Rendering(YdGeometryRenderInfo info)
{
DrawingVisual v = new DrawingVisual();
DrawingContext ctx = v.RenderOpen();
ctx.DrawGeometry(info.Brush, info.Pen, info.Geometry);
ctx.Close();
this.Children.Add(v);
}
/// <summary>
/// 図形情報が変更されたら再描画する
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void PropertyChanged(object sender, PropertyChangedEventArgs e)
{
YdGeometryRenderInfo info = sender as YdGeometryRenderInfo;
if (info != null)
{
this.Rendering(info);
}
}
private void Button_Click(object sender, RoutedEventArgs e)
{
YdHost h = new YdHost();
RectangleGeometry rg = new RectangleGeometry(new Rect(new Point(10, 10), new Size(20, 20)));
YdGeometryRenderInfo ri = new YdGeometryRenderInfo();
ri.Geometry = rg;
ri.Brush = new SolidColorBrush(Colors.BlueViolet);
ri.Pen = new Pen(new SolidColorBrush(Colors.RosyBrown), 1.0);
h.RenderInfo = ri;
this.ydCanvas.Children.Add(h);
}
