public override void Unload()
{
graph.Dispose();
graph = null;
controller = null;
lineSeries = null;
}
public override void Load(IServiceProvider provider)
{
var context = (ITypeVisualizerContext)provider.GetService(typeof(ITypeVisualizerContext));
var lineChartBuilder = (LineGraphBuilder)ExpressionBuilder.GetVisualizerElement(context.Source).Builder;
controller = lineChartBuilder.Controller;
graph = new GraphControl();
graph.Dock = DockStyle.Fill;
var visualizerService = (IDialogTypeVisualizerService)provider.GetService(typeof(IDialogTypeVisualizerService));
if (visualizerService != null)
{
visualizerService.AddControl(graph);
}
}