| /* |
| * 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-private.hh" |
| |
| /* |
| * Color Palette |
| * http://www.microsoft.com/typography/otspec/colr.htm |
| */ |
| |
| #define HB_OT_TAG_COLR HB_TAG('C','O','L','R') |
| |
| namespace OT { |
| |
| |
| struct LayerRecord |
| { |
| friend struct COLR; |
| |
| inline bool sanitize (hb_sanitize_context_t *c) const |
| { |
| TRACE_SANITIZE (this); |
| return_trace (c->check_struct (this)); |
| } |
| |
| protected: |
| GlyphID glyphid; /* Glyph ID of layer glyph */ |
| HBUINT16 colorIdx; /* Index value to use with a selected color palette */ |
| public: |
| DEFINE_SIZE_STATIC (4); |
| }; |
| |
| struct BaseGlyphRecord |
| { |
| friend struct COLR; |
| |
| inline bool sanitize (hb_sanitize_context_t *c) const |
| { |
| TRACE_SANITIZE (this); |
| return_trace (c->check_struct (this)); |
| } |
| |
| protected: |
| GlyphID glyphid; /* Glyph ID of reference glyph */ |
| HBUINT16 firstLayerIdx; /* Index to the layer record */ |
| HBUINT16 numLayers; /* Number of color layers associated with this glyph */ |
| public: |
| DEFINE_SIZE_STATIC (6); |
| }; |
| |
| struct COLR |
| { |
| static const hb_tag_t tableTag = HB_OT_TAG_COLR; |
| |
| inline bool sanitize (hb_sanitize_context_t *c) const |
| { |
| TRACE_SANITIZE (this); |
| return_trace (c->check_struct (this) && |
| (this+baseGlyphs).sanitize (c, numBaseGlyphs) && |
| (this+layers).sanitize (c, numLayers)); |
| } |
| |
| protected: |
| HBUINT16 version; /* Table version number */ |
| HBUINT16 numBaseGlyphs; /* Number of Base Glyph Records */ |
| LOffsetTo<UnsizedArrayOf<BaseGlyphRecord> > |
| baseGlyphs; /* Offset to Base Glyph records. */ |
| LOffsetTo<UnsizedArrayOf<LayerRecord> > |
| layers; /* Offset to Layer Records */ |
| HBUINT16 numLayers; /* Number of Layer Records */ |
| public: |
| DEFINE_SIZE_STATIC (14); |
| }; |
| |
| } /* namespace OT */ |
| |
| |
| #endif /* HB_OT_COLOR_COLR_TABLE_HH */ |