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// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_MEDIA_CONTROLS_ELEMENTS_MEDIA_CONTROL_ANIMATED_ARROW_CONTAINER_ELEMENT_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_MEDIA_CONTROLS_ELEMENTS_MEDIA_CONTROL_ANIMATED_ARROW_CONTAINER_ELEMENT_H_
#include "third_party/blink/renderer/core/html/html_div_element.h"
#include "third_party/blink/renderer/modules/media_controls/elements/media_control_animation_event_listener.h"
#include "third_party/blink/renderer/modules/media_controls/elements/media_control_div_element.h"
#include "third_party/blink/renderer/modules/modules_export.h"
namespace WTF {
class AtomicString;
}
namespace blink {
class MediaControlsImpl;
class MODULES_EXPORT MediaControlAnimatedArrowContainerElement final
: public MediaControlDivElement {
public:
enum class ArrowDirection { kLeft, kRight };
explicit MediaControlAnimatedArrowContainerElement(MediaControlsImpl&);
void ShowArrowAnimation(ArrowDirection);
void Trace(blink::Visitor*) override;
private:
friend class MediaControlAnimatedArrowContainerElementTest;
// This class is responible for displaying the arrow animation when a jump is
// triggered by the user.
class MODULES_EXPORT AnimatedArrow final
: public HTMLDivElement,
public MediaControlAnimationEventListener::Observer {
USING_GARBAGE_COLLECTED_MIXIN(AnimatedArrow);
public:
AnimatedArrow(const AtomicString& id, Document& document);
// MediaControlAnimationEventListener::Observer overrides
void OnAnimationIteration() override;
void OnAnimationEnd() override {}
Element& WatchedAnimationElement() const override;
// Shows the animated arrows for a single animation iteration. If the
// arrows are already shown it will show them for another animation
// iteration.
void Show();
void Trace(Visitor*) override;
private:
void HideInternal();
void ShowInternal();
int counter_ = 0;
bool hidden_ = true;
Member<Element> last_arrow_;
Member<Element> svg_container_;
Member<MediaControlAnimationEventListener> event_listener_;
};
Member<AnimatedArrow> left_jump_arrow_;
Member<AnimatedArrow> right_jump_arrow_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_MEDIA_CONTROLS_ELEMENTS_MEDIA_CONTROL_ANIMATED_ARROW_CONTAINER_ELEMENT_H_
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