public void Parse()
{
Assert.Equal(BlendMode.Darken, BlendModeHelper.Parse("DARKEN"));
Assert.Equal(BlendMode.Multiply, BlendModeHelper.Parse("MULTIPLY"));
Assert.Equal(BlendMode.Lighten, BlendModeHelper.Parse("LIGHTEN"));
Assert.Equal(BlendMode.Screen, BlendModeHelper.Parse("SCREEN"));
Assert.Equal(BlendMode.Difference, BlendModeHelper.Parse("DIFFERENCE"));
Assert.Equal(BlendMode.Exclusion, BlendModeHelper.Parse("EXCLUSION"));
Assert.Equal(BlendMode.Hue, BlendModeHelper.Parse("HUE"));
Assert.Equal(BlendMode.Color, BlendModeHelper.Parse("COLOR"));
}
public static DrawCommand Parse(ReadOnlySpan <char> text)
{
if (text.StartsWith("draw(".AsSpan()))
{
text = text.Slice(5, text.Length - 6);
}
var parser = new DrawArgumentReader(text);
Alignment align = default;
BlendMode blendMode = BlendMode.Normal;
Unit? x = null;
Unit? y = null;
string fill = null;
string stroke = null;
var objects = new List <Shape>();
while (parser.TryRead(out var arg))
{
// circle
//
if (arg.Name == null)
{
objects.Add(Shape.Parse(arg.Value.ToString()));
}
else
{
string value = arg.Value.ToString();
switch (arg.Name)
{
case "align": align = AlignmentHelper.Parse(value); break;
case "blendMode": blendMode = BlendModeHelper.Parse(value); break;
case "x": x = Unit.Parse(value); break;
case "y": y = Unit.Parse(value); break;
case "fill": fill = value; break;
case "stroke": stroke = value; break;
}
}
}
return(new DrawCommand(align, x, y, blendMode, fill, stroke, objects.ToArray()));
}
public void CanParseAllCssBlendModes()
{
Assert.Equal(BlendMode.Normal, BlendModeHelper.Parse("normal"));
Assert.Equal(BlendMode.Multiply, BlendModeHelper.Parse("multiply"));
Assert.Equal(BlendMode.Screen, BlendModeHelper.Parse("screen"));
Assert.Equal(BlendMode.Overlay, BlendModeHelper.Parse("overlay"));
Assert.Equal(BlendMode.Darken, BlendModeHelper.Parse("darken"));
Assert.Equal(BlendMode.Lighten, BlendModeHelper.Parse("lighten"));
Assert.Equal(BlendMode.ColorDodge, BlendModeHelper.Parse("color-dodge"));
Assert.Equal(BlendMode.ColorBurn, BlendModeHelper.Parse("color-burn"));
Assert.Equal(BlendMode.HardLight, BlendModeHelper.Parse("hard-light"));
Assert.Equal(BlendMode.SoftLight, BlendModeHelper.Parse("soft-light"));
Assert.Equal(BlendMode.Difference, BlendModeHelper.Parse("difference"));
Assert.Equal(BlendMode.Exclusion, BlendModeHelper.Parse("exclusion"));
Assert.Equal(BlendMode.Hue, BlendModeHelper.Parse("hue"));
Assert.Equal(BlendMode.Saturation, BlendModeHelper.Parse("saturation"));
Assert.Equal(BlendMode.Color, BlendModeHelper.Parse("color"));
Assert.Equal(BlendMode.Luminosity, BlendModeHelper.Parse("luminosity"));
}