public void DrawText()
{
var draw = DrawCommand.Parse("draw(text(Hello World,font:10px Helvetica), align: center, fill: red,blendMode:Multiply)");
Assert.Equal("draw(text(Hello World,font:Helvetica),align:Center,fill:red,blendMode:Multiply)", draw.ToString());
}
public static IProcessor Parse(string text)
{
var syntax = CallSyntax.Parse(text);
switch (syntax.Name)
{
// transforms
case "resize": return(ResizeTransform.Parse(text));
case "scale": return(ScaleTransform.Create(syntax));
case "crop": return(CropTransform.Create(syntax));
case "rotate": return(RotateTransform.Create(syntax));
case "flip": return(FlipTransform.Create(syntax));
case "orient": return(OrientTransform.Create(syntax));
case "pad": return(PadTransform.Create(syntax));
case "page": return(PageFilter.Create(syntax));
case "frame": return(FrameFilter.Create(syntax));
case "timestamp": return(TimestampFilter.Create(syntax));
case "background": return(BackgroundFilter.Create(syntax));
// web filters
case "blur": return(BlurFilter.Create(syntax));
case "brightness": return(BrightnessFilter.Create(syntax));
case "contrast": return(ContrastFilter.Create(syntax));
case "grayscale": return(GrayscaleFilter.Create(syntax));
case "rotateHue": return(HueRotateFilter.Create(syntax));
case "hueRotate": return(HueRotateFilter.Create(syntax));
case "hue-rotate": return(HueRotateFilter.Create(syntax));
case "invert": return(InvertFilter.Create(syntax));
case "opacity": return(OpacityFilter.Create(syntax));
case "saturate": return(SaturateFilter.Create(syntax));
case "sepia": return(SepiaFilter.Create(syntax));
// other filters
case "highlight": return(HighlightFilter.Create(syntax));
case "gamma": return(GammaFilter.Create(syntax));
case "halftone": return(HalftoneFilter.Create(syntax));
case "pixelate": return(PixelateFilter.Create(syntax));
case "quantize": return(QuantizeFilter.Create(syntax));
case "sharpen": return(SharpenFilter.Create(syntax));
case "vibrance": return(VibranceFilter.Create(syntax));
case "detect": return(DetectFilter.Create(syntax));
// Audio Filters
case "volume": return(VolumeFilter.Create(syntax));
// Container Filters
case "bitrate": return(BitRateFilter.Create(syntax));
// Drawing
case "draw": return(DrawCommand.Parse(text.AsSpan()));
// Other
case "colors": return(ColorsFilter.Create(syntax));
case "metadata": return(MetadataFilter.Parse(text));
case "quality": return(QualityFilter.Create(syntax));
case "expires": return(ExpiresFilter.Create(syntax));
case "tune": return(TuneFilter.Create(syntax));
case "profile": return(ProfileFilter.Create(syntax));
case "preset": return(PresetFilter.Create(syntax));
// Flags
case "lossless": return(LosslessFlag.Default);
case "poster": return(FrameFilter.Poster);
case "debug": return(DebugFilter.Default);
default:
// JPEG::encode
if (text.Contains("encode"))
{
return(EncodeParameters.Parse(text));
}
else
{
return(CustomFilter.Create(syntax));
}
}
}