public Pen(Color color, double width = 1.0)
{
Color = color;
Width = width;
LineJoin = SvgStrokeLineJoin.Miter;
LineCap = SvgStrokeLineCap.Square;
}
public static bool TryParse(string colorString, out Color color)
{
if (string.IsNullOrWhiteSpace(colorString))
{
color = Clear;
return false;
}
var s = colorString.Trim();
if (s.Length == 7 && s[0] == '#')
{
var icult = CultureInfo.InvariantCulture;
var r = int.Parse(s.Substring(1, 2), NumberStyles.HexNumber, icult);
var g = int.Parse(s.Substring(3, 2), NumberStyles.HexNumber, icult);
var b = int.Parse(s.Substring(5, 2), NumberStyles.HexNumber, icult);
color = new Color(r/255.0, g/255.0, b/255.0, 1);
return true;
}
Color nc;
if (names.TryGetValue(s.ToLowerInvariant(), out nc))
{
color = nc;
return true;
}
color = Clear;
return false;
}
public Pen()
{
Color = Colors.Black;
Width = 1;
LineJoin = SvgStrokeLineJoin.Miter;
LineCap = SvgStrokeLineCap.Square;
}
public IImage CreateImage(Color[] colors, int width, double scale = 1.0)
{
var pixelWidth = width;
var pixelHeight = colors.Length/width;
var acolors = new int[pixelWidth*pixelHeight];
for (var i = 0; i < colors.Length; i++)
{
acolors[i] = colors[i].Argb;
}
var bitmap = Bitmap.CreateBitmap(acolors, pixelWidth, pixelHeight, Bitmap.Config.Argb8888);
return new BitmapImage(bitmap, scale);
}
public IImage CreateImage(Color[] colors, int width, double scale = 1.0)
{
var pixelWidth = width;
var pixelHeight = colors.Length/width;
var format = PixelFormat.Format32bppArgb;
Bitmap bitmap;
unsafe
{
fixed (Color* c = colors)
{
bitmap = new Bitmap(pixelWidth, pixelHeight, pixelWidth*4, format, new IntPtr(c));
}
}
return new ImageImage(bitmap);
}
public Pen WithColor(Color color)
{
return new Pen(color, Width);
}
public IImage CreateImage(Color[] colors, int width, double scale = 1.0)
{
return new NullImage();
}