source: branches/HeuristicLab.Problems.GrammaticalOptimization/DynamicDataDisplay/Charts/BackgroundRenderer.cs @ 12503

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;

namespace Microsoft.Research.DynamicDataDisplay.Charts
{
  public static class BackgroundRenderer
  {
    #region RenderingFinished event

    public static readonly RoutedEvent RenderingFinished = EventManager.RegisterRoutedEvent(
      "RenderingFinished",
      RoutingStrategy.Bubble,
      typeof(RoutedEventHandler),
      typeof(BackgroundRenderer));

    public static void RaiseRenderingFinished(FrameworkElement eventSource)
    {
      eventSource.RaiseEvent(new RoutedEventArgs(RenderingFinished));
    }

    #endregion

    #region RenderingState property

    public static RenderingState GetRenderingState(DependencyObject obj)
    {
      return (RenderingState)obj.GetValue(RenderingStateProperty);
    }

    public static void SetRenderingState(DependencyObject obj, RenderingState value)
    {
      obj.SetValue(RenderingStateProperty, value);
    }

    public static readonly DependencyProperty RenderingStateProperty = DependencyProperty.RegisterAttached(
      "RenderingState",
      typeof(RenderingState),
      typeof(BackgroundRenderer),
      new FrameworkPropertyMetadata(RenderingState.DuringRendering));

    #endregion RenderingState property

    #region UpdateRequestedEvent

    public static readonly RoutedEvent UpdateRequested = EventManager.RegisterRoutedEvent(
      "UpdateRequested",
      RoutingStrategy.Bubble,
      typeof(RoutedEventHandler),
      typeof(BackgroundRenderer));

    public static void RaiseUpdateRequested(FrameworkElement eventSource)
    {
      eventSource.RaiseEvent(new RoutedEventArgs(UpdateRequested));
    }

    #endregion

    #region UsesBackgroundRendering

    public static bool GetUsesBackgroundRendering(DependencyObject obj)
    {
      return (bool)obj.GetValue(UsesBackgroundRenderingProperty);
    }

    public static void SetUsesBackgroundRendering(DependencyObject obj, bool value)
    {
      obj.SetValue(UsesBackgroundRenderingProperty, value);
    }

    public static readonly DependencyProperty UsesBackgroundRenderingProperty = DependencyProperty.RegisterAttached(
      "UsesBackgroundRendering",
      typeof(bool),
      typeof(BackgroundRenderer),
      new FrameworkPropertyMetadata(false));

    #endregion // end of UsesBackgroundRendering
  }

  public enum RenderingState
  {
    DuringRendering,
    RenderingFinished
  }
}