private string CreateGraph(IImageConsumer imageconsumer, [CallerMemberName] string caller = "")
{
string graph = imageconsumer.ToDotString(caller);
Debug.WriteLine(graph);
return(graph);
}
protected override MaybeTask <IImageProvider> GetEffectInternalAsync(IImageProvider source, Windows.Foundation.Size sourceSize, Windows.Foundation.Size renderSize)
{
IImageConsumer imageConsumer = Effect as IImageConsumer;
if (imageConsumer != null)
{
imageConsumer.Source = source;
}
return(new MaybeTask <IImageProvider>(Effect));
}
private void Dot(IImageConsumer imageConsumer)
{
if (imageConsumer == null)
{
return;
}
else if (imageConsumer is LensBlurEffect)
{
Dot(imageConsumer as LensBlurEffect);
}
else
{
Node(imageConsumer);
}
}
public void ReadImageElement(XmlReader xmlReader, IImageConsumer imageConsumer)
{
string src = string.Empty;
string description = string.Empty;
xmlReader.Read();
while (xmlReader.Read() && xmlReader.NodeType != XmlNodeType.EndElement && xmlReader.Name != "image")
{
switch (xmlReader.NodeType)
{
case XmlNodeType.Element:
if (xmlReader.Name == "src")
{
xmlReader.Read();
if (xmlReader.NodeType != XmlNodeType.Text)
{
throw new InvalidOperationException(string.Format("The source for the image must be populated."));
}
src = xmlReader.Value;
xmlReader.Read();
}
if (xmlReader.Name == "caption")
{
xmlReader.Read();
//if (xmlReader.NodeType != XmlNodeType.Text)
//{
// throw new InvalidOperationException(string.Format("The caption for the image must be populated."));
//}
description = xmlReader.Value;
xmlReader.Read();
}
break;
}
}
imageConsumer.AddImage(src, description);
}
private string CreateGraph(IImageConsumer imageconsumer, [CallerMemberName] string caller = "")
{
string graph = imageconsumer.ToDotString(caller);
Debug.WriteLine(graph);
return graph;
}
internal DotVisualizer(string graphName, IImageConsumer imageConsumer)
{
Dot(imageConsumer);
DotString = String.Format(graphFormatString, graphName, m_dotString);
}
// Returns a string that can be used as input to Dot, part of graphviz.
// Graphviz can be found here: http://www.graphviz.org/Download..php
// To generate a processing graph in PDF-format, save the returned string to a file graph.dot, and do:
// C:>dot -Tpdf graph.dot > graph.pdf
public static string ToDotString(this IImageConsumer imageConsumer, string graphName = "graph")
{
var dotGen = new DotVisualizer(graphName, imageConsumer);
return(dotGen.DotString);
}
private void addImageConsumer(IImageConsumer effect)
{
if (effect is IImageProvider == false)
throw new Exception("Add(IImageConsumer) : element should implement IImageProvider interface");
if (lPipeline.Count > 0)
effect.Source = lPipeline.Last() as IImageProvider;
lElement.Add(effect);
lPipeline.Add(effect);
updatePipelineBeginEnd();
}
protected void SetPipelineBeginEnd(IImageConsumer begin, IImageProvider end)
{
IImageProvider source;
if (begin != null && pipelineSource != null && pipelineSource.TryGetTarget(out source))
{
begin.Source = source;
}
pipelineBegin = new WeakReference<IImageConsumer>(begin);
pipelineEnd = new WeakReference<IImageProvider>(end);
}
internal DotVisualizer(string graphName, IImageConsumer imageConsumer)
{
Dot(imageConsumer);
DotString = String.Format(graphFormatString, graphName, m_dotString);
}
