vtt_cue.cc | Explore in Territory

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 *    notice, this list of conditions and the following disclaimer.
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 *    notice, this list of conditions and the following disclaimer in the
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 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "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 THE
 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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 */

#include "third_party/blink/renderer/core/html/track/vtt/vtt_cue.h"

#include "third_party/blink/renderer/bindings/core/v8/v8_union_autokeyword_double.h"
#include "third_party/blink/renderer/core/css/css_property_names.h"
#include "third_party/blink/renderer/core/css_value_keywords.h"
#include "third_party/blink/renderer/core/dom/document_fragment.h"
#include "third_party/blink/renderer/core/dom/events/event.h"
#include "third_party/blink/renderer/core/dom/node_cloning_data.h"
#include "third_party/blink/renderer/core/dom/node_traversal.h"
#include "third_party/blink/renderer/core/frame/settings.h"
#include "third_party/blink/renderer/core/frame/web_feature.h"
#include "third_party/blink/renderer/core/html/html_div_element.h"
#include "third_party/blink/renderer/core/html/media/html_media_element.h"
#include "third_party/blink/renderer/core/html/track/text_track.h"
#include "third_party/blink/renderer/core/html/track/text_track_cue_list.h"
#include "third_party/blink/renderer/core/html/track/vtt/vtt_cue_box.h"
#include "third_party/blink/renderer/core/html/track/vtt/vtt_element.h"
#include "third_party/blink/renderer/core/html/track/vtt/vtt_parser.h"
#include "third_party/blink/renderer/core/html/track/vtt/vtt_region.h"
#include "third_party/blink/renderer/core/html/track/vtt/vtt_scanner.h"
#include "third_party/blink/renderer/platform/bindings/exception_messages.h"
#include "third_party/blink/renderer/platform/bindings/exception_state.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
#include "third_party/blink/renderer/platform/instrumentation/use_counter.h"
#include "third_party/blink/renderer/platform/runtime_enabled_features.h"
#include "third_party/blink/renderer/platform/text/bidi_paragraph.h"
#include "third_party/blink/renderer/platform/wtf/math_extras.h"
#include "third_party/blink/renderer/platform/wtf/text/string_builder.h"

namespace blink {

namespace {

bool ScanRun(const VTTScanner::Run& value_run,
             AlignSetting align,
             VTTScanner& scanner) { … }

const auto kDisplayWritingModeMap = …;
static_assert …;

const auto kDisplayAlignmentMap = …;
static_assert …;

const String& HorizontalKeyword() { … }

const String& VerticalGrowingLeftKeyword() { … }

const String& VerticalGrowingRightKeyword() { … }

bool IsInvalidPercentage(double value) { … }

bool IsInvalidPercentage(double value, ExceptionState& exception_state) { … }

}  // namespace

VTTCueBackgroundBox::VTTCueBackgroundBox(Document& document)
    : … { … }

void VTTCueBackgroundBox::Trace(Visitor* visitor) const { … }

void VTTCueBackgroundBox::DidRecalcStyle(const StyleRecalcChange change) { … }

void VTTCueBackgroundBox::SetTrack(TextTrack* track) { … }

VTTCue::VTTCue(Document& document,
               double start_time,
               double end_time,
               const String& text)
    : … { … }

VTTCue::~VTTCue() = default;

#ifndef NDEBUG
String VTTCue::ToString() const { … }
#endif

void VTTCue::CueDidChange(CueMutationAffectsOrder affects_order) { … }

const String& VTTCue::vertical() const { … }

void VTTCue::setVertical(const String& value) { … }

void VTTCue::setSnapToLines(bool value) { … }

bool VTTCue::LineIsAuto() const { … }

V8UnionAutoKeywordOrDouble* VTTCue::line() const { … }

void VTTCue::setLine(const V8UnionAutoKeywordOrDouble* position) { … }

bool VTTCue::TextPositionIsAuto() const { … }

V8UnionAutoKeywordOrDouble* VTTCue::position() const { … }

void VTTCue::setPosition(const V8UnionAutoKeywordOrDouble* position,
                         ExceptionState& exception_state) { … }

void VTTCue::setSize(double size, ExceptionState& exception_state) { … }

V8AlignSetting VTTCue::align() const { … }

void VTTCue::setAlign(const V8AlignSetting& value) { … }

void VTTCue::setText(const String& text) { … }

void VTTCue::CreateVTTNodeTree() { … }

void VTTCue::CopyVTTNodeToDOMTree(ContainerNode* vtt_node,
                                  ContainerNode* parent) { … }

DocumentFragment* VTTCue::getCueAsHTML() { … }

void VTTCue::setRegion(VTTRegion* region) { … }

double VTTCue::CalculateComputedLinePosition() const { … }

static CSSValueID DetermineTextDirection(DocumentFragment* vtt_root) { … }

double VTTCue::CalculateComputedTextPosition() const { … }

AlignSetting VTTCue::CalculateComputedCueAlignment() const { … }

VTTDisplayParameters::VTTDisplayParameters()
    : … { … }

VTTDisplayParameters VTTCue::CalculateDisplayParameters() const { … }

void VTTCue::UpdatePastAndFutureNodes(double movie_time) { … }

std::optional<double> VTTCue::GetNextIntraCueTime(double movie_time) const { … }

VTTCueBox* VTTCue::GetDisplayTree() { … }

void VTTCue::RemoveDisplayTree(RemovalNotification removal_notification) { … }

void VTTCue::OnEnter(HTMLMediaElement& video) { … }

void VTTCue::OnExit(HTMLMediaElement& video) { … }

void VTTCue::UpdateDisplay(HTMLDivElement& container) { … }

VTTCue::CueSetting VTTCue::SettingName(VTTScanner& input) const { … }

static bool ScanPercentage(VTTScanner& input, double& number) { … }

void VTTCue::ParseSettings(const VTTRegionMap* region_map,
                           const String& input_string) { … }

ExecutionContext* VTTCue::GetExecutionContext() const { … }

Document& VTTCue::GetDocument() const { … }

void VTTCue::Trace(Visitor* visitor) const { … }

}  // namespace blink
chromium/third_party/blink/renderer/core/html/track/vtt/vtt_cue.cc
