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Diffstat (limited to 'src/3rdparty/harfbuzz-ng/src/hb-ot-color-colr-table.hh')
| -rw-r--r-- | src/3rdparty/harfbuzz-ng/src/hb-ot-color-colr-table.hh | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-ot-color-colr-table.hh b/src/3rdparty/harfbuzz-ng/src/hb-ot-color-colr-table.hh deleted file mode 100644 index e2ed7c6549..0000000000 --- a/src/3rdparty/harfbuzz-ng/src/hb-ot-color-colr-table.hh +++ /dev/null @@ -1,138 +0,0 @@ -/* - * Copyright © 2018 Ebrahim Byagowi - * - * This is part of HarfBuzz, a text shaping library. - * - * Permission is hereby granted, without written agreement and without - * license or royalty fees, to use, copy, modify, and distribute this - * software and its documentation for any purpose, provided that the - * above copyright notice and the following two paragraphs appear in - * all copies of this software. - * - * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR - * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES - * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN - * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH - * DAMAGE. - * - * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, - * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND - * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS - * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO - * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. - */ - -#ifndef HB_OT_COLOR_COLR_TABLE_HH -#define HB_OT_COLOR_COLR_TABLE_HH - -#include "hb-open-type.hh" - -/* - * COLR -- Color - * https://docs.microsoft.com/en-us/typography/opentype/spec/colr - */ -#define HB_OT_TAG_COLR HB_TAG('C','O','L','R') - - -namespace OT { - - -struct LayerRecord -{ - operator hb_ot_color_layer_t () const { return {glyphId, colorIdx}; } - - bool sanitize (hb_sanitize_context_t *c) const - { - TRACE_SANITIZE (this); - return_trace (c->check_struct (this)); - } - - protected: - HBGlyphID glyphId; /* Glyph ID of layer glyph */ - Index colorIdx; /* Index value to use with a - * selected color palette. - * An index value of 0xFFFF - * is a special case indicating - * that the text foreground - * color (defined by a - * higher-level client) should - * be used and shall not be - * treated as actual index - * into CPAL ColorRecord array. */ - public: - DEFINE_SIZE_STATIC (4); -}; - -struct BaseGlyphRecord -{ - int cmp (hb_codepoint_t g) const - { return g < glyphId ? -1 : g > glyphId ? 1 : 0; } - - bool sanitize (hb_sanitize_context_t *c) const - { - TRACE_SANITIZE (this); - return_trace (likely (c->check_struct (this))); - } - - public: - HBGlyphID glyphId; /* Glyph ID of reference glyph */ - HBUINT16 firstLayerIdx; /* Index (from beginning of - * the Layer Records) to the - * layer record. There will be - * numLayers consecutive entries - * for this base glyph. */ - HBUINT16 numLayers; /* Number of color layers - * associated with this glyph */ - public: - DEFINE_SIZE_STATIC (6); -}; - -struct COLR -{ - static constexpr hb_tag_t tableTag = HB_OT_TAG_COLR; - - bool has_data () const { return numBaseGlyphs; } - - unsigned int get_glyph_layers (hb_codepoint_t glyph, - unsigned int start_offset, - unsigned int *count, /* IN/OUT. May be NULL. */ - hb_ot_color_layer_t *layers /* OUT. May be NULL. */) const - { - const BaseGlyphRecord &record = (this+baseGlyphsZ).bsearch (numBaseGlyphs, glyph); - - hb_array_t<const LayerRecord> all_layers = (this+layersZ).as_array (numLayers); - hb_array_t<const LayerRecord> glyph_layers = all_layers.sub_array (record.firstLayerIdx, - record.numLayers); - if (count) - { - + glyph_layers.sub_array (start_offset, count) - | hb_sink (hb_array (layers, *count)) - ; - } - return glyph_layers.length; - } - - bool sanitize (hb_sanitize_context_t *c) const - { - TRACE_SANITIZE (this); - return_trace (likely (c->check_struct (this) && - (this+baseGlyphsZ).sanitize (c, numBaseGlyphs) && - (this+layersZ).sanitize (c, numLayers))); - } - - protected: - HBUINT16 version; /* Table version number (starts at 0). */ - HBUINT16 numBaseGlyphs; /* Number of Base Glyph Records. */ - LNNOffsetTo<SortedUnsizedArrayOf<BaseGlyphRecord>> - baseGlyphsZ; /* Offset to Base Glyph records. */ - LNNOffsetTo<UnsizedArrayOf<LayerRecord>> - layersZ; /* Offset to Layer Records. */ - HBUINT16 numLayers; /* Number of Layer Records. */ - public: - DEFINE_SIZE_STATIC (14); -}; - -} /* namespace OT */ - - -#endif /* HB_OT_COLOR_COLR_TABLE_HH */ |