public List <SVGCommand> Parse(string filename)
{
List <SVGCommand> result = new List <SVGCommand>();
TextReader textReader = new StreamReader(filename);
string line;
Regex regex = new Regex(linePattern);
Point lastPoint = new Point();
while ((line = textReader.ReadLine()) != null)
{
Match match = regex.Match(line);
if (match.Success)
{
Point point = new Point(Convert.ToDouble(match.Groups["x"].Value, CultureInfo.InvariantCulture), Convert.ToDouble(match.Groups["y"].Value, CultureInfo.InvariantCulture));
if (point != lastPoint)
{
SVGCommand svgCommand = new SVGCommand(Convert.ToDouble(match.Groups["z"].Value) > 0 ? "M" : "L");
svgCommand.Points.Add(point);
result.Add(svgCommand);
}
}
}
textReader.Close();
return(result);
}
private List <SVGCommand> ParseNode(XmlNode elementNode)
{
List <SVGCommand> result = new List <SVGCommand>();
if (elementNode.Name == "path" && elementNode.Attributes.GetNamedItem("d") != null)
{
Point firstPoint = new Point(0, 0);
bool firstPointFound = false;
Point lastPoint = new Point(0, 0);
Regex commandRegex = new Regex(commandPattern);
MatchCollection commandMatches = commandRegex.Matches(elementNode.Attributes["d"].Value);
foreach (Match commandMatch in commandMatches)
{
SVGCommand command = new SVGCommand(commandMatch.Groups["command"].Value);
Regex pointsRegex = new Regex(pointsPattern);
MatchCollection pointsMatches = pointsRegex.Matches(commandMatch.Groups["parameters"].Value);
foreach (Match pointMatch in pointsMatches)
{
Point point = new Point(Convert.ToDouble(pointMatch.Groups["x"].Value, CultureInfo.InvariantCulture), Convert.ToDouble(pointMatch.Groups["y"].Value, CultureInfo.InvariantCulture));
command.Points.Add(point);
if (!firstPointFound)
{
firstPointFound = true;
firstPoint = point;
if (command.IsRelative)
{
firstPoint += lastPoint;
}
}
}
if (command.CommandType == SVGCommand.CommandTypes.ClosePath)
{
command.Points.Add(firstPoint);
firstPointFound = false;
}
lastPoint = command.Points.Last();
result.Add(command);
}
}
return(result);
}