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/*
* Copyright (C) 2025 Apple Inc. All rights reserved.
*
* 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 INC. AND ITS 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 APPLE INC. OR ITS 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.
*/
#pragma once
#include "ModelPlayer.h"
#include "ModelPlayerAnimationState.h"
namespace WebCore {
class PlaceholderModelPlayer final : public ModelPlayer {
public:
static Ref<PlaceholderModelPlayer> create(bool suspended, const ModelPlayerAnimationState&, std::unique_ptr<ModelPlayerTransformState>&&);
virtual ~PlaceholderModelPlayer();
private:
PlaceholderModelPlayer(bool suspended, const ModelPlayerAnimationState&, std::unique_ptr<ModelPlayerTransformState>&&);
// ModelPlayer overrides.
#if ENABLE(MODEL_PROCESS)
ModelPlayerIdentifier identifier() const final { return m_id; }
#endif
bool isPlaceholder() const final { return true; }
std::optional<ModelPlayerAnimationState> currentAnimationState() const final;
std::optional<std::unique_ptr<ModelPlayerTransformState>> currentTransformState() const final;
void load(Model&, LayoutSize) final;
void reload(Model&, LayoutSize, ModelPlayerAnimationState&, std::unique_ptr<ModelPlayerTransformState>&&) final;
std::optional<FloatPoint3D> boundingBoxCenter() const final;
std::optional<FloatPoint3D> boundingBoxExtents() const final;
std::optional<TransformationMatrix> entityTransform() const final;
void setEntityTransform(TransformationMatrix) final;
bool supportsTransform(TransformationMatrix) final;
#if ENABLE(MODEL_PROCESS)
void setAutoplay(bool) final;
void setLoop(bool) final;
void setPlaybackRate(double playbackRate, CompletionHandler<void(double effectivePlaybackRate)>&&) final;
double duration() const final;
bool paused() const final;
void setPaused(bool, CompletionHandler<void(bool succeeded)>&&) final;
Seconds currentTime() const final;
void setCurrentTime(Seconds, CompletionHandler<void()>&&) final;
void setHasPortal(bool) final;
void setStageMode(WebCore::StageModeOperation) final;
#endif
// Empty implementation
void sizeDidChange(LayoutSize) final;
PlatformLayer* layer() final;
std::optional<LayerHostingContextIdentifier> layerHostingContextIdentifier() final;
void enterFullscreen() final;
void handleMouseDown(const LayoutPoint&, MonotonicTime) final;
void handleMouseMove(const LayoutPoint&, MonotonicTime) final;
void handleMouseUp(const LayoutPoint&, MonotonicTime) final;
void getCamera(CompletionHandler<void(std::optional<WebCore::HTMLModelElementCamera>&&)>&&) final;
void setCamera(WebCore::HTMLModelElementCamera, CompletionHandler<void(bool success)>&&) final;
void isPlayingAnimation(CompletionHandler<void(std::optional<bool>&&)>&&) final;
void setAnimationIsPlaying(bool, CompletionHandler<void(bool success)>&&) final;
void isLoopingAnimation(CompletionHandler<void(std::optional<bool>&&)>&&) final;
void setIsLoopingAnimation(bool, CompletionHandler<void(bool success)>&&) final;
void animationDuration(CompletionHandler<void(std::optional<Seconds>&&)>&&) final;
void animationCurrentTime(CompletionHandler<void(std::optional<Seconds>&&)>&&) final;
void setAnimationCurrentTime(Seconds, CompletionHandler<void(bool success)>&&) final;
void hasAudio(CompletionHandler<void(std::optional<bool>&&)>&&) final;
void isMuted(CompletionHandler<void(std::optional<bool>&&)>&&) final;
void setIsMuted(bool, CompletionHandler<void(bool success)>&&) final;
#if PLATFORM(COCOA)
Vector<RetainPtr<id>> accessibilityChildren() final;
#endif
std::optional<bool> m_lastPausedStateIfSuspended;
ModelPlayerAnimationState m_animationState;
std::unique_ptr<ModelPlayerTransformState> m_transformState;
#if ENABLE(MODEL_PROCESS)
ModelPlayerIdentifier m_id;
#endif
};
}
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