chromium/third_party/skia/src/text/gpu/GlyphVector.cpp

/*
 * Copyright 2022 Google LLC
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#include "src/text/gpu/GlyphVector.h"

#include "include/private/base/SkAssert.h"
#include "include/private/base/SkTo.h"
#include "src/core/SkGlyph.h"
#include "src/core/SkReadBuffer.h"
#include "src/core/SkStrike.h"
#include "src/core/SkStrikeCache.h"
#include "src/core/SkWriteBuffer.h"
#include "src/text/StrikeForGPU.h"
#include "src/text/gpu/SubRunAllocator.h"

#include <climits>
#include <optional>
#include <utility>

class SkStrikeClient;

MaskFormat;

namespace sktext::gpu {
class Glyph;

// -- GlyphVector ----------------------------------------------------------------------------------
GlyphVector::GlyphVector(SkStrikePromise&& strikePromise, SkSpan<Variant> glyphs)
        : … { … }

GlyphVector GlyphVector::Make(SkStrikePromise&& promise,
                              SkSpan<const SkPackedGlyphID> packedIDs,
                              SubRunAllocator* alloc) { … }

std::optional<GlyphVector> GlyphVector::MakeFromBuffer(SkReadBuffer& buffer,
                                                       const SkStrikeClient* client,
                                                       SubRunAllocator* alloc) { … }

void GlyphVector::flatten(SkWriteBuffer& buffer) const { … }

SkSpan<const Glyph*> GlyphVector::glyphs() const { … }

// packedGlyphIDToGlyph must be run in single-threaded mode.
// If fSkStrike is not sk_sp<SkStrike> then the conversion to Glyph* has not happened.
void GlyphVector::packedGlyphIDToGlyph(StrikeCache* cache) { … }
}  // namespace sktext::gpu