private void SaveSvg_Click(object sender, RoutedEventArgs e)
{
var d = new SaveFileDialog { Filter = "Svg files (*.svg)|*.svg", DefaultExt = ".svg" };
if (true == d.ShowDialog())
{
using (var s = d.OpenFile())
{
var rc = new SilverlightRenderContext(new Canvas());
SvgExporter.Export(this.plot1.ActualModel, s, this.plot1.ActualWidth, this.plot1.ActualHeight, true, rc);
}
}
}
/// <summary>
/// Exports the specified plot model to a stream.
/// </summary>
/// <param name="model">The plot model.</param>
/// <param name="stream">The stream to write to.</param>
/// <param name="width">The width of the export image.</param>
/// <param name="height">The height of the exported image.</param>
/// <param name="background">The background.</param>
public static void Export(IPlotModel model, Stream stream, double width, double height, OxyColor background)
{
var canvas = new Canvas { Width = width, Height = height };
if (background.IsVisible())
{
canvas.Background = background.ToBrush();
}
canvas.Measure(new Size(width, height));
canvas.Arrange(new Rect(0, 0, width, height));
var rc = new SilverlightRenderContext(canvas);
model.Update(true);
model.Render(rc, width, height);
canvas.UpdateLayout();
var image = canvas.ToImage();
image.WriteToStream(stream);
}
/// <summary>
/// When overridden in a derived class, is invoked whenever application code or internal processes (such as a rebuilding layout pass) call <see cref="M:System.Windows.Controls.Control.ApplyTemplate" /> . In simplest terms, this means the method is called just before a UI element displays in an application. For more information, see Remarks.
/// </summary>
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
this.grid = this.GetTemplateChild(PartGrid) as Grid;
if (this.grid == null)
{
return;
}
this.canvas = new Canvas();
this.grid.Children.Add(this.canvas);
this.canvas.UpdateLayout();
this.renderContext = new SilverlightRenderContext(this.canvas);
this.overlays = new Canvas();
this.grid.Children.Add(this.overlays);
this.zoomControl = new ContentControl();
this.overlays.Children.Add(this.zoomControl);
}
/// <summary>
/// When overridden in a derived class, is invoked whenever application code or internal processes (such as a rebuilding layout pass) call <see cref="M:System.Windows.Controls.Control.ApplyTemplate" /> . In simplest terms, this means the method is called just before a UI element displays in an application. For more information, see Remarks.
/// </summary>
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
this.grid = this.GetTemplateChild(PartGrid) as Grid;
if (this.grid == null)
{
return;
}
this.canvas = new Canvas();
this.grid.Children.Add(this.canvas);
this.canvas.UpdateLayout();
this.renderContext = new SilverlightRenderContext(this.canvas);
this.overlays = new Canvas();
this.grid.Children.Add(this.overlays);
this.zoomControl = new ContentControl();
this.overlays.Children.Add(this.zoomControl);
}
