public override void Unload()
{
graph.Dispose();
graph = null;
controller = null;
barSeries = null;
}
public override void Load(IServiceProvider provider)
{
var context = (ITypeVisualizerContext)provider.GetService(typeof(ITypeVisualizerContext));
var barChartBuilder = (BarGraphBuilder)ExpressionBuilder.GetVisualizerElement(context.Source).Builder;
controller = barChartBuilder.Controller;
graph = new GraphControl();
graph.Dock = DockStyle.Fill;
graph.GraphPane.BarSettings.Base = barChartBuilder.BaseAxis;
graph.GraphPane.BarSettings.Type = barChartBuilder.BarType;
GetBarGraphAxes(barChartBuilder.BaseAxis, graph, out Axis indexAxis, out Axis valueAxis);
GraphHelper.FormatOrdinalAxis(indexAxis, typeof(string));
GraphHelper.SetAxisLabel(indexAxis, controller.IndexLabel);
indexAxis.Scale.IsReverse = controller.BaseAxis == BarBase.Y;
indexAxis.MajorTic.IsInside = false;
var hasLabels = controller.ValueLabels != null;
var labelAxis = hasLabels && controller.ValueLabels.Length == 1;
if (labelAxis)
{
GraphHelper.SetAxisLabel(valueAxis, controller.ValueLabels[0]);
}
labelBars = hasLabels && !labelAxis;
EnsureSeries(hasLabels ? controller.ValueLabels.Length : 0);
var visualizerService = (IDialogTypeVisualizerService)provider.GetService(typeof(IDialogTypeVisualizerService));
if (visualizerService != null)
{
visualizerService.AddControl(graph);
}
}