chromium/ui/gfx/text_utils.cc

// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/gfx/text_utils.h"

#include <stdint.h>

#include "base/i18n/char_iterator.h"
#include "base/i18n/rtl.h"
#include "base/numerics/safe_conversions.h"
#include "third_party/icu/source/common/unicode/uchar.h"
#include "third_party/icu/source/common/unicode/utf16.h"
#include "ui/gfx/font_list.h"
#include "ui/gfx/geometry/insets.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/size.h"

namespace gfx {

UTF16CharIterator;

namespace {

constexpr char16_t kAcceleratorChar = …;
constexpr char16_t kOpenParenthesisChar = …;
constexpr char16_t kCloseParenthesisChar = …;

// Returns true if the specified character must be elided from a string.
// Examples are combining marks and whitespace.
bool IsCombiningMark(UChar32 c) { … }

bool IsSpace(UChar32 c) { … }

std::u16string RemoveAcceleratorChar(bool full_removal,
                                     const std::u16string& s,
                                     int* accelerated_char_pos,
                                     int* accelerated_char_span) { … }

}  // namespace

std::u16string LocateAndRemoveAcceleratorChar(const std::u16string& s,
                                              int* accelerated_char_pos,
                                              int* accelerated_char_span) { … }

std::u16string RemoveAccelerator(const std::u16string& s) { … }

size_t FindValidBoundaryBefore(const std::u16string& text,
                               size_t index,
                               bool trim_whitespace) { … }

size_t FindValidBoundaryAfter(const std::u16string& text,
                              size_t index,
                              bool trim_whitespace) { … }

HorizontalAlignment MaybeFlipForRTL(HorizontalAlignment alignment) { … }

Size GetStringSize(const std::u16string& text, const FontList& font_list) { … }

Insets AdjustVisualBorderForFont(const FontList& font_list,
                                 const Insets& desired_visual_padding) { … }

int GetFontCapHeightCenterOffset(const gfx::FontList& original_font,
                                 const gfx::FontList& to_center) { … }

}  // namespace gfx