static void LoadGIMPGradients(string path)
{
string[] files = Directory.GetFiles(path, "*.ggr");
foreach (string f in files)
{
List.Add(SegmentGradient.LoadGIMP(f));
}
}
/// <summary>
/// Returns a deep copy of the gradient.
/// </summary>
/// <returns></returns>
public IGradient Clone()
{
SegmentGradient g = new SegmentGradient();
foreach (Segment s in list)
{
g.list.Add(s.Clone());
}
return(g);
}
static void LoadXamlGradients(string path)
{
TypeConverter converter = TypeDescriptor.GetConverter(typeof(Color));
foreach (var file in Directory.GetFiles(path, "*.xaml"))
{
XmlDocument doc = new XmlDocument();
doc.Load(file);
foreach (XmlElement g in doc.GetElementsByTagName("LinearGradientBrush"))
{
List <GradientStop> stops = new List <GradientStop>();
foreach (XmlElement e in g.GetElementsByTagName("GradientStop"))
{
Color color = (Color)converter.ConvertFrom(e.GetAttribute("Color"));
double offset = 0;
string os = e.GetAttribute("Offset");
double.TryParse(os, out offset);
stops.Add(new GradientStop {
Color = color, Offset = offset
});
}
stops.Sort(delegate(GradientStop a, GradientStop b) { return(a.Offset.CompareTo(b.Offset)); });
SegmentGradient sg = new SegmentGradient();
LinearGradient lg = null;
for (int i = 0; i < stops.Count; i++)
{
var stop = stops[i];
if (lg != null)
{
lg.UpperColor = stop.Color;
sg.Add(new SegmentGradient.Segment(stop.Offset, lg));
lg = null;
}
if (i < stops.Count - 1 && stop.Offset == stops[i + 1].Offset)
{
continue;
}
lg = new LinearGradient();
lg.LowerColor = stop.Color;
}
List.Add(sg);
}
}
}
/// <summary>
/// Loads a GIMP-Gradient .ggr file
/// </summary>
/// <param name="filename">The path of the file to load.</param>
public static SegmentGradient LoadGIMP(string filename)
{
SegmentGradient sg = new SegmentGradient();
try {
StreamReader r = new StreamReader(filename);
string s = null;
int line = 0, segments = 0;
while (line != 3 && ((s = r.ReadLine()) != null))
{
line++;
}
if (s != null)
{
segments = int.Parse(s);
}
while (segments > 0 && ((s = r.ReadLine()) != null))
{
string[] tokens = s.Split(new char[2] {
' ', '\t'
}, StringSplitOptions.RemoveEmptyEntries);
LinearGradient g = new LinearGradient();
g.LowerColor = System.Drawing.Color.FromArgb((int)(255 * double.Parse(tokens[6]) + 0.5),
(int)(255 * double.Parse(tokens[3]) + 0.5),
(int)(255 * double.Parse(tokens[4]) + 0.5),
(int)(255 * double.Parse(tokens[5]) + 0.5));
g.UpperColor = System.Drawing.Color.FromArgb((int)(255 * double.Parse(tokens[10]) + 0.5),
(int)(255 * double.Parse(tokens[7]) + 0.5),
(int)(255 * double.Parse(tokens[8]) + 0.5),
(int)(255 * double.Parse(tokens[9]) + 0.5));
sg.Add(new Segment(double.Parse(tokens[2]), g));
}
} catch (Exception e0) {
ArgumentException e1 = new ArgumentException("Invalid GIMP gradient file format", e0);
e1.Data["filename"] = filename;
throw e1;
}
return(sg);
}