harfbuzz/src/hb-ot-color-colr-table.cc

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#include "hb-ot-color-colr-table.hh"
namespace OT {
void PaintColrLayers::paint_glyph (hb_paint_context_t *c) const
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{
const LayerList &paint_offset_lists = c->get_colr_table ()->get_layerList ();
for (unsigned i = firstLayerIndex; i < firstLayerIndex + numLayers; i++)
{
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const Paint &paint = paint_offset_lists.get_paint (i);
c->funcs->push_group (c->data);
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c->recurse (paint);
c->funcs->pop_group (c->data, HB_PAINT_COMPOSITE_MODE_SRC_OVER);
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}
}
void PaintColrGlyph::paint_glyph (hb_paint_context_t *c) const
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{
const COLR *colr_table = c->get_colr_table ();
const Paint *paint = colr_table->get_base_glyph_paint (gid);
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// TODO apply clipbox
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if (paint)
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c->recurse (*paint);
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}
}
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/**
* hb_color_line_get_color_stops:
* @color_line: a #hb_color_line_t object
* @start: the index of the first color stop to return
* @count: (inout) (optional): Input = the maximum number of feature tags to return;
* Output = the actual number of feature tags returned (may be zero)
* @color_stops: (out) (array length=count) (optional): Array of #hb_color_stop_t to populate
*
* Fetches a list of color stops from the given color line object.
*
* Note that due to variations being applied, the returned color stops
* may be out of order. It is the callers responsibility to ensure that
* color stops are sorted by their offset before they are used.
*
* Return value: the total number of color stops in @cl
*
* Since: REPLACEME
*/
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unsigned int
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hb_color_line_get_color_stops (hb_color_line_t *color_line,
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unsigned int start,
unsigned int *count,
hb_color_stop_t *color_stops)
{
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if (color_line->is_variable)
return reinterpret_cast<const OT::ColorLine<OT::Variable> *>(color_line->base)->get_color_stops (color_line->c, start, count, color_stops, color_line->c->instancer);
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else
return reinterpret_cast<const OT::ColorLine<OT::NoVariable> *>(color_line->base)->get_color_stops (color_line->c, start, count, color_stops, color_line->c->instancer);
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}
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/**
* hb_color_line_get_extend:
* @color_line: a #hb_color_line_t object
*
* Fetches the extend mode of the color line object.
*
* Since: REPLACEME
*/
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hb_paint_extend_t
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hb_color_line_get_extend (hb_color_line_t *color_line)
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{
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if (color_line->is_variable)
return reinterpret_cast<const OT::ColorLine<OT::Variable> *>(color_line->base)->get_extend ();
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else
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return reinterpret_cast<const OT::ColorLine<OT::NoVariable> *>(color_line->base)->get_extend ();
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}