Update build result flags (unsupported feature flags) in the SVG backend
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@ -44,21 +44,18 @@ bitflags! {
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// NB: If you change this, make sure to update the `Display`
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// implementation as well.
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pub struct BuildResultFlags: u16 {
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const UNSUPPORTED_CLIP_PATH_NODE = 0x0001;
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const UNSUPPORTED_DEFS_NODE = 0x0002;
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const UNSUPPORTED_FILTER_NODE = 0x0004;
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const UNSUPPORTED_IMAGE_NODE = 0x0008;
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const UNSUPPORTED_LINEAR_GRADIENT_NODE = 0x0010;
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const UNSUPPORTED_MASK_NODE = 0x0020;
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const UNSUPPORTED_PATTERN_NODE = 0x0040;
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const UNSUPPORTED_RADIAL_GRADIENT_NODE = 0x0080;
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const UNSUPPORTED_NESTED_SVG_NODE = 0x0100;
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const UNSUPPORTED_TEXT_NODE = 0x0200;
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const UNSUPPORTED_LINK_PAINT = 0x0400;
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const UNSUPPORTED_CLIP_PATH_ATTR = 0x0800;
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const UNSUPPORTED_FILTER_ATTR = 0x1000;
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const UNSUPPORTED_MASK_ATTR = 0x2000;
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const UNSUPPORTED_OPACITY_ATTR = 0x4000;
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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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}
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}
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@ -104,17 +101,19 @@ impl BuiltSVG {
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match *node.borrow() {
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NodeKind::Group(ref group) => {
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if group.filter.is_some() {
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self.result_flags
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.insert(BuildResultFlags::UNSUPPORTED_FILTER_ATTR);
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self.result_flags.insert(BuildResultFlags::UNSUPPORTED_FILTER_ATTR);
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}
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if group.mask.is_some() {
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self.result_flags
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.insert(BuildResultFlags::UNSUPPORTED_MASK_ATTR);
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self.result_flags.insert(BuildResultFlags::UNSUPPORTED_MASK_ATTR);
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}
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if let Some(ref clip_path_name) = group.clip_path {
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if let Some(clip_path_id) = self.clip_paths.get(clip_path_name) {
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// TODO(pcwalton): Combine multiple clip paths if there's already one.
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if state.clip_path.is_some() {
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self.result_flags
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.insert(BuildResultFlags::UNSUPPORTED_MULTIPLE_CLIP_PATHS);
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}
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state.clip_path = Some(*clip_path_id);
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}
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}
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@ -127,6 +126,9 @@ impl BuiltSVG {
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// TODO(pcwalton): Multiple clip paths.
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let path = UsvgPathToSegments::new(path.data.iter().cloned());
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let path = Transform2FPathIter::new(path, &state.transform);
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if clip_outline.is_some() {
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self.result_flags.insert(BuildResultFlags::UNSUPPORTED_MULTIPLE_CLIP_PATHS);
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}
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*clip_outline = Some(Outline::from_segments(path));
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}
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NodeKind::Path(ref path) if state.path_destination == PathDestination::Draw &&
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@ -152,6 +154,10 @@ 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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@ -267,8 +273,6 @@ impl Display for BuildResultFlags {
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// Must match the order in `BuildResultFlags`.
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static NAMES: &'static [&'static str] = &[
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"<clipPath>",
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"<defs>",
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"<filter>",
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"<image>",
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"<linearGradient>",
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@ -276,12 +280,11 @@ impl Display for BuildResultFlags {
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"<pattern>",
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"<radialGradient>",
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"nested <svg>",
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"<text>",
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"paint server element",
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"clip-path attribute",
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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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"opacity attribute",
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"stroke dash",
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];
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}
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}
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