public static void CreatePathSegment(char command, SvgPathSegmentList segments, List<float> coords, bool isRelative)
{
switch (command)
{
case 'm': // relative moveto
case 'M': // moveto
segments.Add(
new SvgMoveToSegment(ToAbsolute(coords[0], coords[1], segments, isRelative)));
for (var i = 2; i < coords.Count; i += 2)
{
segments.Add(new SvgLineSegment(segments.Last.End,
ToAbsolute(coords[i], coords[i + 1], segments, isRelative)));
}
break;
case 'a':
case 'A':
SvgArcSize size;
SvgArcSweep sweep;
for (var i = 0; i < coords.Count; i += 7)
{
size = (coords[i + 3] != 0.0f) ? SvgArcSize.Large : SvgArcSize.Small;
sweep = (coords[i + 4] != 0.0f) ? SvgArcSweep.Positive : SvgArcSweep.Negative;
// A|a rx ry x-axis-rotation large-arc-flag sweep-flag x y
segments.Add(new SvgArcSegment(segments.Last.End, coords[i], coords[i + 1], coords[i + 2],
size, sweep, ToAbsolute(coords[i + 5], coords[i + 6], segments, isRelative)));
}
break;
case 'l': // relative lineto
case 'L': // lineto
for (var i = 0; i < coords.Count; i += 2)
{
segments.Add(new SvgLineSegment(segments.Last.End,
ToAbsolute(coords[i], coords[i + 1], segments, isRelative)));
}
break;
case 'H': // horizontal lineto
case 'h': // relative horizontal lineto
foreach (var value in coords)
segments.Add(new SvgLineSegment(segments.Last.End,
ToAbsolute(value, segments.Last.End.Y, segments, isRelative, false)));
break;
case 'V': // vertical lineto
case 'v': // relative vertical lineto
foreach (var value in coords)
segments.Add(new SvgLineSegment(segments.Last.End,
ToAbsolute(segments.Last.End.X, value, segments, false, isRelative)));
break;
case 'Q': // curveto
case 'q': // relative curveto
for (var i = 0; i < coords.Count; i += 4)
{
segments.Add(new SvgQuadraticCurveSegment(segments.Last.End,
ToAbsolute(coords[i], coords[i + 1], segments, isRelative),
ToAbsolute(coords[i + 2], coords[i + 3], segments, isRelative)));
}
break;
case 'T': // shorthand/smooth curveto
case 't': // relative shorthand/smooth curveto
for (var i = 0; i < coords.Count; i += 2)
{
var lastQuadCurve = segments.Last as SvgQuadraticCurveSegment;
var controlPoint = lastQuadCurve != null
? Reflect(lastQuadCurve.ControlPoint, segments.Last.End)
: segments.Last.End;
segments.Add(new SvgQuadraticCurveSegment(segments.Last.End, controlPoint,
ToAbsolute(coords[i], coords[i + 1], segments, isRelative)));
}
break;
case 'C': // curveto
case 'c': // relative curveto
for (var i = 0; i < coords.Count; i += 6)
{
segments.Add(new SvgCubicCurveSegment(segments.Last.End,
ToAbsolute(coords[i], coords[i + 1], segments, isRelative),
ToAbsolute(coords[i + 2], coords[i + 3], segments, isRelative),
ToAbsolute(coords[i + 4], coords[i + 5], segments, isRelative)));
}
break;
case 'S': // shorthand/smooth curveto
case 's': // relative shorthand/smooth curveto
for (var i = 0; i < coords.Count; i += 4)
{
var lastCubicCurve = segments.Last as SvgCubicCurveSegment;
var controlPoint = lastCubicCurve != null
? Reflect(lastCubicCurve.SecondControlPoint, segments.Last.End)
: segments.Last.End;
segments.Add(new SvgCubicCurveSegment(segments.Last.End, controlPoint,
ToAbsolute(coords[i], coords[i + 1], segments, isRelative),
ToAbsolute(coords[i + 2], coords[i + 3], segments, isRelative)));
}
break;
case 'Z': // closepath
case 'z': // relative closepath
segments.Add(new SvgClosePathSegment());
break;
}
}
