Add SVG dashing support
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@ -15,6 +15,7 @@ extern crate bitflags;
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use hashbrown::HashMap;
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use pathfinder_color::ColorU;
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use pathfinder_content::dash::OutlineDash;
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use pathfinder_content::fill::FillRule;
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use pathfinder_content::gradient::{ColorStop, Gradient};
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use pathfinder_content::outline::Outline;
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@ -49,17 +50,14 @@ bitflags! {
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pub struct BuildResultFlags: u16 {
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const UNSUPPORTED_FILTER_NODE = 0x0001;
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const UNSUPPORTED_IMAGE_NODE = 0x0002;
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const UNSUPPORTED_LINEAR_GRADIENT_NODE = 0x0004;
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const UNSUPPORTED_MASK_NODE = 0x0008;
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const UNSUPPORTED_PATTERN_NODE = 0x0010;
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const UNSUPPORTED_RADIAL_GRADIENT_NODE = 0x0020;
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const UNSUPPORTED_NESTED_SVG_NODE = 0x0040;
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const UNSUPPORTED_MULTIPLE_CLIP_PATHS = 0x0080;
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const UNSUPPORTED_LINK_PAINT = 0x0100;
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const UNSUPPORTED_FILTER_ATTR = 0x0200;
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const UNSUPPORTED_MASK_ATTR = 0x0400;
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const UNSUPPORTED_STROKE_DASH = 0x0800;
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const UNSUPPORTED_GRADIENT_SPREAD_METHOD = 0x1000;
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const UNSUPPORTED_MASK_NODE = 0x0004;
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const UNSUPPORTED_PATTERN_NODE = 0x0008;
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const UNSUPPORTED_NESTED_SVG_NODE = 0x0010;
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const UNSUPPORTED_MULTIPLE_CLIP_PATHS = 0x0020;
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const UNSUPPORTED_LINK_PAINT = 0x0040;
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const UNSUPPORTED_FILTER_ATTR = 0x0080;
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const UNSUPPORTED_MASK_ATTR = 0x0100;
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const UNSUPPORTED_GRADIENT_SPREAD_METHOD = 0x0200;
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}
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}
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@ -159,12 +157,15 @@ impl BuiltSVG {
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stroke.miterlimit.value() as f32),
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};
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if stroke.dasharray.is_some() {
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self.result_flags.insert(BuildResultFlags::UNSUPPORTED_STROKE_DASH);
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}
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let path = UsvgPathToSegments::new(path.data.iter().cloned());
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let outline = Outline::from_segments(path);
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let mut outline = Outline::from_segments(path);
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if let Some(ref dash_array) = stroke.dasharray {
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let dash_array: Vec<f32> = dash_array.iter().map(|&x| x as f32).collect();
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let mut dash = OutlineDash::new(&outline, &dash_array, stroke.dashoffset);
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dash.dash();
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outline = dash.into_outline();
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}
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let mut stroke_to_fill = OutlineStrokeToFill::new(&outline, stroke_style);
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stroke_to_fill.offset();
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@ -308,16 +309,14 @@ impl Display for BuildResultFlags {
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static NAMES: &'static [&'static str] = &[
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"<filter>",
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"<image>",
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"<linearGradient>",
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"<mask>",
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"<pattern>",
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"<radialGradient>",
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"nested <svg>",
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"multiple clip paths",
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"non-color paint",
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"filter attribute",
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"mask attribute",
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"stroke dash",
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"gradient spread method",
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];
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}
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}
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