public static DrawingImage ReadSvgImage(string pathName)
{
string svgPath = pathName;
DrawingImage image = new DrawingImage();
SharpVectors.Renderers.Wpf.WpfDrawingSettings settings = new SharpVectors.Renderers.Wpf.WpfDrawingSettings();
settings.IncludeRuntime = true;
SharpVectors.Converters.FileSvgReader reader = new SharpVectors.Converters.FileSvgReader(settings);
DrawingGroup group;
FileStream stream = null;
try
{
stream = new FileStream(svgPath, FileMode.Open, FileAccess.Read);
group = reader.Read(stream);
image.Drawing = group;
}
catch (Exception e)
{
//MessageBox.Show(e.Message);
}
finally
{
if (stream != null)
{
stream.Close();
}
}
return(image);
}
/// <summary>
/// Background task work method.
/// </summary>
private void DoPrepareSvg(object sender, DoWorkEventArgs e)
{
// Lock to allow only one of these operations at a time.
lock (_updateLock)
{
KanjiDao dao = new KanjiDao();
// Get the kanji strokes.
KanjiStrokes strokes = dao.GetKanjiStrokes(_kanjiEntity.DbKanji.ID);
if (strokes != null && strokes.FramesSvg.Length > 0)
{
// If the strokes was successfuly retrieved, we have to read the compressed SVG contained inside.
SharpVectors.Renderers.Wpf.WpfDrawingSettings settings = new SharpVectors.Renderers.Wpf.WpfDrawingSettings();
using (FileSvgReader r = new FileSvgReader(settings))
{
// Unzip the stream and remove instances of "px" that are problematic for SharpVectors.
string svgString = StringCompressionHelper.Unzip(strokes.FramesSvg);
svgString = svgString.Replace("px", string.Empty);
StrokesCount = Regex.Matches(svgString, "<circle").Count;
using (MemoryStream stream = new MemoryStream(Encoding.UTF8.GetBytes(svgString)))
{
// Then read the stream to a DrawingGroup.
// We are forced to do this operation on the UI thread because DrawingGroups must
// be always manipulated by the same thread.
DispatcherHelper.Invoke(() =>
{
StrokesDrawingGroup = r.Read(stream);
SetCurrentStroke(1);
});
}
}
}
}
}
/// <summary>
/// Background task work method.
/// </summary>
private void DoPrepareSvg(object sender, DoWorkEventArgs e)
{
// Lock to allow only one of these operations at a time.
lock (_updateLock)
{
KanjiDao dao = new KanjiDao();
// Get the kanji strokes.
KanjiStrokes strokes = dao.GetKanjiStrokes(_kanjiEntity.DbKanji.ID);
if (strokes != null && strokes.FramesSvg.Length > 0)
{
// If the strokes was successfuly retrieved, we have to read the compressed SVG contained inside.
SharpVectors.Renderers.Wpf.WpfDrawingSettings settings = new SharpVectors.Renderers.Wpf.WpfDrawingSettings();
using (FileSvgReader r = new FileSvgReader(settings))
{
// Unzip the stream and remove instances of "px" that are problematic for SharpVectors.
string svgString = StringCompressionHelper.Unzip(strokes.FramesSvg);
svgString = svgString.Replace("px", string.Empty);
StrokesCount = Regex.Matches(svgString, "<circle").Count;
using (MemoryStream stream = new MemoryStream(Encoding.UTF8.GetBytes(svgString)))
{
// Then read the stream to a DrawingGroup.
// We are forced to do this operation on the UI thread because DrawingGroups must
// be always manipulated by the same thread.
DispatcherHelper.Invoke(() =>
{
StrokesDrawingGroup = r.Read(stream);
SetCurrentStroke(1);
});
}
}
}
}
}
