public static byte[] GetImageBytesFromSketch(Sketch sketch)
{
using (MemoryStream stream = new MemoryStream())
{
SaveSketchToImageStream(sketch, stream);
stream.Seek(0, SeekOrigin.Begin);
return stream.GetBuffer();
}
}
public static Sketch GetSketchFromXmlData(string xmlData)
{
StringReader stringReader;
Sketch sketch;
if (DataTypeFascade.Instance.IsNullOrWhiteSpace(xmlData))
sketch = new Sketch();
else
{
stringReader = new StringReader(xmlData);
sketch = LoadFrom(stringReader);
}
return sketch;
}
public void SetSketch(Sketch sketch)
{
this.Sketch = sketch;
foreach (ToolBarButton tbBtn in this.tbarTools.Buttons)
tbBtn.Enabled = (object)this.Sketch != null;
this.pnlCanvas.Enabled = (object)this.Sketch != null;
this.pnlCanvas.Refresh();
}
public static string GetXmlDataFromSketch(Sketch sketch)
{
string xmlData;
StringWriter stringWriter;
if ((object)sketch == null)
return null;
stringWriter = new StringWriter();
SaveTo(sketch, stringWriter);
xmlData = stringWriter.ToString();
return xmlData;
}
public static void SaveToFile(Sketch sketch, string filePath)
{
if ((object)sketch == null)
throw new ArgumentNullException("sketch");
if ((object)filePath == null)
throw new ArgumentNullException("filePath");
if (DataTypeFascade.Instance.IsNullOrWhiteSpace(filePath))
throw new ArgumentOutOfRangeException("filePath");
using (Stream stream = File.Open(filePath, FileMode.Create, FileAccess.Write, FileShare.None))
{
using (StreamWriter streamWriter = new StreamWriter(stream))
SaveTo(sketch, streamWriter);
}
}
public static void SaveTo(Sketch sketch, TextWriter textWriter)
{
XmlSerializer xmlSerializer;
if ((object)sketch == null)
throw new ArgumentNullException("sketch");
if ((object)textWriter == null)
throw new ArgumentNullException("textWriter");
xmlSerializer = new XmlSerializer(typeof(Sketch), SketchFactory.KnownTypes);
xmlSerializer.Serialize(textWriter, sketch);
}
public static void SaveSketchToImageStream(Sketch sketch, Stream stream)
{
int width = 0, height = 0;
Size extent;
if ((object)sketch == null)
throw new ArgumentNullException("sketch");
if ((object)stream == null)
throw new ArgumentNullException("stream");
foreach (SketchShape shape in sketch.Shapes)
{
extent = shape.GetExtent();
width = Math.Max(width, extent.Width);
height = Math.Max(height, extent.Height);
}
width = Math.Max(width, 1);
height = Math.Max(height, 1);
using (Image image = new Bitmap(width, height))
{
using (Graphics graphics = Graphics.FromImage(image))
{
sketch.RenderToSurface(graphics);
image.Save(stream, ImageFormat.Png);
}
}
}
