/// <summary>
/// Handles the rendering of icons used in the layer title and 'map manager'
/// </summary>
/// <param name="context">Identifies whether panel icon or layer list icon is requested</param>
/// <returns>Icon for required LayerIconContext</returns>
private UIElement RenderIcon(LayerIconContext context)
{
switch (context)
{
case LayerIconContext.PanelTitle:
{
// Return an image to be used for the layer title shown above the panel control on the left
Image image = new Image();
// As the image file is an embedded resource you need to add "/AssemblyName;component/" before the image path
image.Source = new BitmapImage(new Uri("/TweetHeatFinal;component/Resources/TweetHeatIcon.png", UriKind.Relative));
return image;
}
case LayerIconContext.LayerList:
{
// Return a custom UIElement to be used in the 'map manager' using the basic pushpin control
// Create a pushpin primitive
PointPrimitive primitive = this.parent.PushpinFactoryContract.CreateStandardPushpin(new Location(0, 0));
// Use the layers color for the new pushpin control
if (this.Color.HasValue)
{
primitive.Color = this.Color;
}
// Render the pushpin primitive to a UIElement
UIElement element = primitive.Render(null);
return element;
}
}
return null;
}
/// <summary>
/// Rendered icon for required LayerIconContext
/// </summary>
/// <param name="context">PanelTitle or LayerList(Manage Map/Legend)</param>
/// <returns>Icon for required LayerIconContext</returns>
private UIElement RenderIcon(LayerIconContext context)
{
switch (context)
{
case LayerIconContext.PanelTitle:
{
Image image = new Image();
image.Source = new BitmapImage(new Uri("/" + GetType().Namespace + ";component/Resources/TemplateIcon.png", UriKind.Relative));
return image;
}
case LayerIconContext.LayerList:
{
// create a pushpin primitive
PointPrimitive primitive = this.parent.PushpinFactoryContract.CreateStandardPushpin(new Location());
if (this.Color.HasValue)
{
primitive.Color = this.Color;
}
// render the pushpin primitive to a UIElement
UIElement element = primitive.Render(null);
return element;
}
}
return null;
}
