private void Part8Button_Click(object sender, RoutedEventArgs e)
{
if (!_part8Complete)
{
//var layersList = _segmentLayers.Select(p => p.Value).ToList();
//_image.Layers = layersList;
//_svgImage = ToSvgString(_image, _segmentLayers, _options.SvgRendering);
_svgImage = new TracedImage(_segmentLayers, _loadedImage.Width, _loadedImage.Height).ToSvgString(_options.SvgRendering);
File.WriteAllText(_outputFilename, _svgImage);
//http://stackoverflow.com/questions/1879395/how-to-generate-a-stream-from-a-string
using (MemoryStream stream = new MemoryStream())
using (StreamWriter writer = new StreamWriter(stream))
{
writer.Write(_svgImage);
writer.Flush();
stream.Position = 0;
var wpfSettings = new WpfDrawingSettings();
wpfSettings.CultureInfo = wpfSettings.NeutralCultureInfo;
var reader = new FileSvgReader(wpfSettings);
_renderedSvg = reader.Read(stream);
//ZoomPanControl.ScaleToFit();
//CanvasScroller.Visibility = Visibility.Visible;
}
//SvgViewer.UnloadDiagrams();
CanvasScroller.Visibility = Visibility.Hidden;
SvgViewer.RenderDiagrams(_renderedSvg);
Rect bounds = SvgViewer.Bounds;
if (bounds.IsEmpty)
{
bounds = new Rect(0, 0, CanvasScroller.ActualWidth, CanvasScroller.ActualHeight);
}
ZoomPanControl.AnimatedZoomTo(bounds);
_part8Complete = true;
//Part8Button.IsEnabled = false;
}
else
{
CanvasScroller.Visibility = Visibility.Visible;
}
ImageDisplay.Source = BitmapToImageSource(CreateTransparentBitmap(_loadedImage.Width + 1, _loadedImage.Height + 1));
}
private ZoomPanControl GetZoomPanControl()
{
ZoomPanControl zoomAndPanControl = null;
switch (_pageMode)
{
case ZoomPanPageMode.Scrollable:
zoomAndPanControl = (this.DataContext as ScrollableZoomPanPage)?.ZoomPanContent;
break;
case ZoomPanPageMode.Infinite:
zoomAndPanControl = (this.DataContext as InfiniteZoomPanPage)?.ZoomPanContent;
break;
}
if (zoomAndPanControl == null)
{
throw new NullReferenceException("DataContext is not of type ZoomPanControl");
}
return(zoomAndPanControl);
}
private void CvZoomOut(Point point)
{
ZoomPanControl.ZoomAboutPoint(ZoomPanControl.ContentScale - 0.1, point);
}