private void UpdateVerticesLayout()
{
if (this.canvas == null ||
this.Graph == null ||
DesignerProperties.GetIsInDesignMode(this))
{
return;
}
var builder = new WPFLayoutBuilder(this.canvas, this.elementsFactory);
IDotRunner runner;
if (string.IsNullOrWhiteSpace(this.DotExecutablePath) == false)
{
runner = new DotExeRunner {
DotExecutablePath = this.DotExecutablePath
};
}
else
{
runner = new DotExeRunner();
}
if (this.LogGraphvizOutput)
{
runner = new DotRunnerLogDecorator(runner);
}
director = LayoutDirector.GetLayoutDirector(builder, dotRunner: runner);
this.canvas.Children.Clear();
this.progress = new ProgressBar {
MinWidth = 100, MinHeight = 12, IsIndeterminate = true, Margin = new Thickness(50)
};
this.canvas.Children.Add(this.progress);
try
{
director.StartBuilder(this.Graph);
Task.Factory.StartNew(new LayoutAction(this, director).Run);
}
catch (Exception ex)
{
var textBlock = new TextBlock {
Width = 300, TextWrapping = TextWrapping.Wrap
};
textBlock.Text =
string.Format(
"Graphviz4Net: an exception was thrown during layouting." +
"Exception message: {0}.",
ex.Message);
this.canvas.Children.Add(textBlock);
}
}
private void UpdateVerticesLayout()
{
if (this.canvas == null ||
this.Graph == null ||
DesignerProperties.GetIsInDesignMode(this))
{
return;
}
var builder = new WPFLayoutBuilder(this.canvas, this.elementsFactory);
IDotRunner runner;
#if SILVERLIGHT
runner = null;
#else
if (string.IsNullOrWhiteSpace(this.DotExecutablePath) == false)
{
runner = new DotExeRunner { DotExecutablePath = this.DotExecutablePath };
}
else
{
runner = new DotExeRunner();
}
#endif
if (this.LogGraphvizOutput)
{
runner = new DotRunnerLogDecorator(runner);
}
director = LayoutDirector.GetLayoutDirector(builder, dotRunner: runner);
this.canvas.Children.Clear();
this.progress = new ProgressBar { MinWidth = 100, MinHeight = 12, IsIndeterminate = true, Margin = new Thickness(50) };
this.canvas.Children.Add(this.progress);
try
{
director.StartBuilder(this.Graph);
#if SILVERLIGHT
ThreadPool.QueueUserWorkItem(new LayoutAction(this, director).Run);
#else
Task.Factory.StartNew(new LayoutAction(this, director).Run);
#endif
}
catch (Exception ex)
{
var textBlock = new TextBlock { Width = 300, TextWrapping = TextWrapping.Wrap };
textBlock.Text =
string.Format(
"Graphviz4Net: an exception was thrown during layouting." +
"Exception message: {0}.",
ex.Message);
this.canvas.Children.Add(textBlock);
}
}
