chromium/third_party/skia/modules/skshaper/src/SkShaper_primitive.cpp

/*
 * Copyright 2016 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
#include "include/core/SkFont.h"
#include "include/core/SkFontTypes.h"
#include "include/core/SkPoint.h"
#include "include/core/SkScalar.h"
#include "include/core/SkTypes.h"
#include "include/private/base/SkTo.h"
#include "modules/skshaper/include/SkShaper.h"
#include "src/base/SkUTF.h"

#if !defined(SK_DISABLE_LEGACY_SKSHAPER_FUNCTIONS)
#include "include/core/SkFontMgr.h"
#endif

#include <cstdint>
#include <cstring>
#include <memory>

class SkShaperPrimitive : public SkShaper { … };

static inline bool is_breaking_whitespace(SkUnichar c) { … }

static size_t linebreak(const char text[], const char stop[],
                        const SkFont& font, SkScalar width,
                        SkScalar* advance,
                        size_t* trailing)
{ … }

#if !defined(SK_DISABLE_LEGACY_SKSHAPER_FUNCTIONS)
void SkShaperPrimitive::shape(const char* utf8,
                              size_t utf8Bytes,
                              FontRunIterator& font,
                              BiDiRunIterator& bidi,
                              ScriptRunIterator& script,
                              LanguageRunIterator& lang,
                              SkScalar width,
                              RunHandler* handler) const { … }

void SkShaperPrimitive::shape(const char* utf8,
                              size_t utf8Bytes,
                              const SkFont& font,
                              bool leftToRight,
                              SkScalar width,
                              RunHandler* handler) const { … }
#endif

void SkShaperPrimitive::shape(const char* utf8,
                              size_t utf8Bytes,
                              FontRunIterator& fontRuns,
                              BiDiRunIterator&,
                              ScriptRunIterator&,
                              LanguageRunIterator&,
                              const Feature*,
                              size_t,
                              SkScalar width,
                              RunHandler* handler) const { … }

#if !defined(SK_DISABLE_LEGACY_SKSHAPER_FUNCTIONS)
std::unique_ptr<SkShaper> SkShaper::MakePrimitive() { … }
#endif

namespace SkShapers::Primitive {
std::unique_ptr<SkShaper> PrimitiveText() { … }
}  // namespace SkShapers