chromium/third_party/blink/renderer/core/editing/iterators/text_iterator_text_state.cc

/*
 * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All
 * rights reserved.
 * Copyright (C) 2005 Alexey Proskuryakov.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "third_party/blink/renderer/core/editing/iterators/text_iterator_text_state.h"

#include "third_party/blink/renderer/core/dom/text.h"
#include "third_party/blink/renderer/core/editing/editing_utilities.h"
#include "third_party/blink/renderer/core/html/html_element.h"
#include "third_party/blink/renderer/core/layout/layout_object.h"
#include "third_party/blink/renderer/platform/wtf/text/string_builder.h"

namespace blink {

namespace {

bool IsTextSecurityNode(const Node& node) { … }

}  // anonymous namespace

TextIteratorTextState::TextIteratorTextState(
    const TextIteratorBehavior& behavior)
    : … { … }

unsigned TextIteratorTextState::PositionStartOffset() const { … }

unsigned TextIteratorTextState::PositionEndOffset() const { … }

UChar TextIteratorTextState::CharacterAt(unsigned index) const { … }

String TextIteratorTextState::GetTextForTesting() const { … }

void TextIteratorTextState::AppendTextToStringBuilder(
    StringBuilder& builder,
    unsigned position,
    unsigned max_length) const { … }

void TextIteratorTextState::UpdateForReplacedElement(const Node& node) { … }

void TextIteratorTextState::ResetPositionContainerNode(
    PositionNodeType node_type,
    const Node& node) { … }

void TextIteratorTextState::UpdatePositionOffsets(
    const ContainerNode& container_node,
    unsigned node_index) const { … }

void TextIteratorTextState::EmitAltText(const HTMLElement& element) { … }

void TextIteratorTextState::EmitChar16AfterNode(UChar code_unit,
                                                const Node& node) { … }

void TextIteratorTextState::EmitChar16AsNode(UChar code_unit,
                                             const Node& node) { … }

void TextIteratorTextState::EmitChar16BeforeChildren(
    UChar code_unit,
    const ContainerNode& container_node) { … }

void TextIteratorTextState::EmitChar16BeforeNode(UChar code_unit,
                                                 const Node& node) { … }

void TextIteratorTextState::EmitChar16Before(UChar code_unit,
                                             const Text& text_node,
                                             unsigned offset) { … }

void TextIteratorTextState::EmitReplacmentCodeUnit(UChar code_unit,
                                                   const Text& text_node,
                                                   unsigned offset) { … }

void TextIteratorTextState::PopulateStringBufferFromChar16(UChar code_unit) { … }

void TextIteratorTextState::EmitText(const Text& text_node,
                                     unsigned position_start_offset,
                                     unsigned position_end_offset,
                                     const String& string,
                                     unsigned text_start_offset,
                                     unsigned text_end_offset) { … }

void TextIteratorTextState::PopulateStringBuffer(const String& text,
                                                 unsigned text_start_offset,
                                                 unsigned text_end_offset) { … }

void TextIteratorTextState::SetTextNodePosition(const Text& text_node,
                                                unsigned position_start_offset,
                                                unsigned position_end_offset) { … }

}  // namespace blink