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Handle COLRv0 layers in paint_glyph

This commit is contained in:
Matthias Clasen 2022-12-15 23:42:40 -05:00 committed by Behdad Esfahbod
parent 55ca6ed230
commit d7c2eacf45
1 changed files with 20 additions and 6 deletions
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26
src/hb-ot-color-colr-table.hh
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@ -1950,13 +1950,27 @@ struct COLR
paint_glyph (hb_font_t *font, hb_codepoint_t glyph, hb_paint_funcs_t *funcs, void *data) const
{
hb_paint_context_t c (this, funcs, data);
const BaseGlyphList &baseglyph_paintrecords = this+baseGlyphList;
const BaseGlyphPaintRecord* record = get_base_glyph_paintrecord (glyph);
const Paint &paint = &baseglyph_paintrecords+record->paint;
const Paint *paint = get_base_glyph_paint (glyph);
// TODO handle v0 layers
// TODO apply clipbox clip
paint.paint_glyph (&c);
if (paint)
{
// TODO root transform
// TODO apply clipbox clip
paint_glyph_dispatch (paint, &c);
}
else
{
const BaseGlyphRecord &record = (this+baseGlyphsZ).bsearch (numBaseGlyphs, glyph);
hb_array_t<const LayerRecord> all_layers = (this+layersZ).as_array (numLayers);
for (unsigned int i = 0; i < record.numLayers; i++)
{
const LayerRecord *r = &all_layers[record.firstLayerIdx + i];
c.funcs->push_clip_glyph (c.data, r->glyphId);
c.funcs->solid (c.data, r->colorIdx, 1.);
c.funcs->pop_clip (c.data);
}
}
}
protected: