private void DependenciesModelChangedHandler(object sender, EventArgs e)
{
try
{
var graph = GraphVizHelper.CreateDependencyGraph(this.DependenciesService.DependenciesModel, Properties.Settings.Default.maxLineLength);
IRenderer renderer = new Renderer(Properties.Settings.Default.graphvizPath);
using (Stream fileStream = File.Create(this.ImagePath))
{
Task.Run(async() =>
{
await renderer.RunAsync(graph,
fileStream,
RendererLayouts.Dot,
RendererFormats.Png,
CancellationToken.None);
}).Wait();
}
}
catch (Exception ex)
{
this.Logger.Error(string.Format(@"Got an error while trying to generate the image '{0}'", this.ImagePath));
this.Logger.Debug(ex.StackTrace);
}
}
private void ExecuteRenderAndDownloadDependenciesAsImage(string fileType)
{
var graph = GraphVizHelper.CreateDependencyGraph(this.currentConnectorViewModel.DependenciesService.DependenciesModel, Properties.Settings.Default.maxLineLength);
SaveFileDialog saveFileDialog1 = new SaveFileDialog();
//saveFileDialog1.Filter = "Png Image|*.png|Svg Image|*.svg";
saveFileDialog1.Filter = (fileType == "png" ? "Png Image|*.png" : "Svg Image|*.svg");
saveFileDialog1.Title = "Save dependencies as... (image)";
bool?result = saveFileDialog1.ShowDialog();
if (result == true && !string.IsNullOrWhiteSpace(saveFileDialog1.FileName))
{
IRenderer renderer = new Renderer(Properties.Settings.Default.graphvizPath);
using (Stream fileStream = File.Create(saveFileDialog1.FileName))
{
Task.Run(async() =>
{
await renderer.RunAsync(graph,
fileStream,
RendererLayouts.Dot,
(fileType == "png" ? RendererFormats.Png : RendererFormats.Svg),
CancellationToken.None);
}).Wait();
}
}
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
if (value != null && value is Dictionary <int, DependencyItem> )
{
var graph = GraphVizHelper.CreateDependencyGraph((Dictionary <int, DependencyItem>)value, Properties.Settings.Default.maxLineLength);
using (MemoryStream memStream = new MemoryStream())
{
IRenderer renderer = new Renderer(Properties.Settings.Default.graphvizPath);
// We wait synchronously for the memStream to be filled up
Task.Run(async() => { await renderer.RunAsync(graph, memStream, RendererLayouts.Dot, RendererFormats.Png, CancellationToken.None); }).Wait();
BitmapImage img = new BitmapImage();
img.BeginInit();
img.CacheOption = BitmapCacheOption.OnLoad;
img.StreamSource = memStream;
img.EndInit();
return(img);
}
}
return(null);
}
