public static SVGDocument LoadFromFile(string path)
{
DateTime start = DateTime.UtcNow;
// All this nonsense is to prevent a 10 second delay when reading
// the first SVG file. It gets hung up trying to resolve the DTD?
MemoryStream ms = new MemoryStream();
{
StreamReader sr = new StreamReader(path);
StreamWriter sw = new StreamWriter(ms);
while (sr.EndOfStream == false)
{
string line = sr.ReadLine();
if (line.StartsWith("<!DOCTYPE") == false)
{
sw.WriteLine(line);
}
}
sw.Flush();
ms.Seek(0, SeekOrigin.Begin);
}
// Here begins the reading of the SVG file
XmlTextReader reader = new XmlTextReader(ms);
SVGDocument doc = new SVGDocument();
Dictionary<string, SVGStyle> styleDictionary = new Dictionary<string, SVGStyle>();
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element)
{
if (reader.Name == "style")
{
// Inline style
string styleData = reader.ReadElementContentAsString();
StringReader styleReader = new StringReader(styleData);
string line;
while ((line = styleReader.ReadLine()) != null)
{
string[] splitLine;
line = line.Trim();
splitLine = line.Split(new char[] { ' ', '\t' });
string name = splitLine[0];
if (name.StartsWith("."))
{
name = name.Substring(1);
}
if (splitLine.Count() == 2)
{
styleDictionary.Add(name, new SVGStyle(name, splitLine[1]));
}
};
}
else if (reader.Name == "rect")
{
if (reader.GetAttribute("class") != null)
{
doc.AddShape(new SVGRect(reader, styleDictionary));
}
}
else if (reader.Name == "circle")
{
doc.AddShape(new SVGCircle(reader, styleDictionary));
}
else if (reader.Name == "polygon")
{
doc.AddShape(new SVGPolygon(reader, styleDictionary));
}
else if (reader.Name == "polyline")
{
doc.AddShape(new SVGPolygon(reader, styleDictionary));
}
else if (reader.Name == "path")
{
doc.AddShape(new SVGPath(reader, styleDictionary));
}
else if (reader.Name == "image")
{
doc.AddShape(new SVGImage(reader, styleDictionary, path));
}
}
}
TimeSpan duration = DateTime.UtcNow - start;
System.Console.WriteLine("### Load took {0}s", ((double)duration.TotalMilliseconds / 1000.0));
return doc;
}
private void LoadSVG(string path)
{
document = SVGDocument.LoadFromFile(path);
UpdatePreview();
}
public static SVGDocument LoadFromFile(string path)
{
DateTime start = DateTime.UtcNow;
// All this nonsense is to prevent a 10 second delay when reading
// the first SVG file. It gets hung up trying to resolve the DTD?
MemoryStream ms = new MemoryStream();
{
StreamReader sr = new StreamReader(path);
StreamWriter sw = new StreamWriter(ms);
while (sr.EndOfStream == false)
{
string line = sr.ReadLine();
if (line.StartsWith("<!DOCTYPE") == false)
{
sw.WriteLine(line);
}
}
sw.Flush();
ms.Seek(0, SeekOrigin.Begin);
}
// Here begins the reading of the SVG file
XmlTextReader reader = new XmlTextReader(ms);
SVGDocument doc = new SVGDocument();
Dictionary <string, SVGStyle> styleDictionary = new Dictionary <string, SVGStyle>();
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element)
{
if (reader.Name == "style")
{
// Inline style
string styleData = reader.ReadElementContentAsString();
StringReader styleReader = new StringReader(styleData);
string line;
while ((line = styleReader.ReadLine()) != null)
{
string[] splitLine;
line = line.Trim();
splitLine = line.Split(new char[] { ' ', '\t' });
string name = splitLine[0];
if (name.StartsWith("."))
{
name = name.Substring(1);
}
if (splitLine.Count() == 2)
{
styleDictionary.Add(name, new SVGStyle(name, splitLine[1]));
}
}
;
}
else if (reader.Name == "rect")
{
if (reader.GetAttribute("class") != null)
{
doc.AddShape(new SVGRect(reader, styleDictionary));
}
}
else if (reader.Name == "circle")
{
doc.AddShape(new SVGCircle(reader, styleDictionary));
}
else if (reader.Name == "polygon")
{
doc.AddShape(new SVGPolygon(reader, styleDictionary));
}
else if (reader.Name == "polyline")
{
doc.AddShape(new SVGPolygon(reader, styleDictionary));
}
else if (reader.Name == "path")
{
doc.AddShape(new SVGPath(reader, styleDictionary));
}
else if (reader.Name == "image")
{
doc.AddShape(new SVGImage(reader, styleDictionary, path));
}
}
}
TimeSpan duration = DateTime.UtcNow - start;
System.Console.WriteLine("### Load took {0}s", ((double)duration.TotalMilliseconds / 1000.0));
return(doc);
}
