internal void Render(UIElement element, PdfRenderContext context)
{
if (element == null || element.Visibility != Visibility.Visible || element.Opacity == 0)
{
return;
}
var compositeSave = new CompositeDisposableObject();
compositeSave.Add(UIElementRendererBase.SaveMatrixPosition(context.drawingSurface, element as FrameworkElement));
compositeSave.Add(UIElementRendererBase.SaveClip(context.drawingSurface, element));
compositeSave.Add(UIElementRendererBase.SaveOpacity(context, context.opacity * element.Opacity));
using (compositeSave)
{
foreach (UIElementRendererBase renderer in this.renderers)
{
bool success = renderer.Render(element, context);
if (success)
{
return;
}
}
}
System.Diagnostics.Debug.WriteLine("" + element + " could not be exported correctly.");
}
public static void DrawTextBlock(string text, PdfRenderContext context, Brush foreground, double width, double height, FontFamily fontFamily, double fontSize, System.Windows.FontWeight fontWeight)
{
if (!string.IsNullOrEmpty(text))
{
using (context.drawingSurface.SaveProperties())
{
UIElementRendererBase.SetFill(context, foreground, width, height);
SetFontFamily(context.drawingSurface, fontFamily, fontWeight);
context.drawingSurface.TextProperties.FontSize = fontSize;
Block block = new Block();
block.TextProperties.CopyFrom(context.drawingSurface.TextProperties);
block.GraphicProperties.CopyFrom(context.drawingSurface.GraphicProperties);
string[] textLines = text.Split(new string[] { "\r\n", "\r", "\n" }, StringSplitOptions.None);
foreach (string textLine in textLines)
{
block.InsertText(textLine);
block.InsertLineBreak();
}
context.drawingSurface.DrawBlock(block);
}
}
}
internal void AddRenderer(UIElementRendererBase renderer)
{
this.renderers.Add(renderer);
}