public override IList <IElement> Start(IWorkerContext ctx, Tag tag)
{
try
{
SvgPipelineContext context = GetSvgPipelineContext(ctx);
context.SetDefinition(true);
}
catch (NoCustomContextException e)
{
Console.WriteLine(e.StackTrace);
}
return(new List <IElement>(0));
}
public override IList <IElement> End(IWorkerContext ctx, Tag tag,
IList <IElement> currentContent)
{
Path path = null;
try
{
IDictionary <String, String> attributes = tag.Attributes;
SvgPipelineContext context = GetSvgPipelineContext(ctx);
String id;
if (attributes.TryGetValue("xlink:href", out id) && id != null)
{
IList <IElement> list = context.GetSymbolById(id.Substring(1));
//TODO need to check that the element list contains only one element
//and the type needs to be Path
if (list != null && list.Count == 1)
{
path = (Path)list[0];
}
}
}
catch (NoCustomContextException e)
{
throw new RuntimeWorkerException(e);
}
//if the path is not found, do exactly the same as when Text
if (path == null && currentContent.Count > 0)
{
TextGroup group =
new TextGroup(currentContent, 0, 0, 500f, 500f, tag.CSS);
IList <IElement> l = new List <IElement>(1);
l.Add(group);
return(l);
}
else if (currentContent.Count > 0)
{
TextPathGroup group =
new TextPathGroup(currentContent, 0, 0, 500f, 500f, tag.CSS, path);
IList <IElement> l = new List <IElement>(1);
l.Add(group);
return(l);
}
//draw the content
return(new List <IElement>(0));
}
public override IList <IElement> Start(IWorkerContext ctx, Tag tag)
{
//<use>: get the symbol and add the elements from the symbol here
//use the current CSS but overwrite with the CSS of the symbol
try{
IDictionary <String, String> attributes = tag.Attributes;
SvgPipelineContext context = GetSvgPipelineContext(ctx);
String id;
if (attributes.TryGetValue("xlink:href", out id) && id != null)
{
IList <IElement> list = context.GetSymbolById(id.Substring(1));
if (list != null)
{
IList <IElement> l = new List <IElement>(1);
l.Add(new Group(list, GetAttribute("x", attributes), GetAttribute("y", attributes), GetAttribute("width", attributes), GetAttribute("height", attributes), tag.CSS, true));
return(l);
}
}
} catch (NoCustomContextException e) {
throw new RuntimeWorkerException(e);
}
return(new List <IElement>(0));
}
