chromium/third_party/ots/src/src/glyf.cc

// Copyright (c) 2009-2017 The OTS Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "glyf.h"

#include <algorithm>
#include <limits>

#include "head.h"
#include "loca.h"
#include "maxp.h"

// glyf - Glyph Data
// http://www.microsoft.com/typography/otspec/glyf.htm

namespace ots {

bool OpenTypeGLYF::ParseFlagsForSimpleGlyph(Buffer &glyph,
                                            uint32_t num_flags,
                                            uint32_t *flag_index,
                                            uint32_t *coordinates_length) { … }

bool OpenTypeGLYF::ParseSimpleGlyph(Buffer &glyph,
                                    int16_t num_contours) { … }

#define ARG_1_AND_2_ARE_WORDS …
#define WE_HAVE_A_SCALE …
#define MORE_COMPONENTS …
#define WE_HAVE_AN_X_AND_Y_SCALE …
#define WE_HAVE_A_TWO_BY_TWO …
#define WE_HAVE_INSTRUCTIONS …

bool OpenTypeGLYF::ParseCompositeGlyph(
    Buffer &glyph,
    ComponentPointCount* component_point_count) { … }

bool OpenTypeGLYF::Parse(const uint8_t *data, size_t length) { … }

bool OpenTypeGLYF::TraverseComponentsCountingPoints(
    Buffer &glyph,
    uint16_t base_glyph_id,
    uint32_t level,
    ComponentPointCount* component_point_count) { … }

Buffer OpenTypeGLYF::GetGlyphBufferSection(
    const uint8_t *data,
    size_t length,
    const std::vector<uint32_t>& loca_offsets,
    unsigned glyph_id) { … }

bool OpenTypeGLYF::Serialize(OTSStream *out) { … }

}  // namespace ots