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/*
* Copyright (C) 2022-2023 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. ``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
* 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 "CaretAnimator.h"
#include <wtf/TZoneMalloc.h>
#if HAVE(REDESIGNED_TEXT_CURSOR)
namespace WebCore {
class Path;
class DictationCaretAnimator final : public CaretAnimator {
WTF_MAKE_TZONE_ALLOCATED(DictationCaretAnimator);
public:
explicit DictationCaretAnimator(CaretAnimationClient&);
private:
void updateAnimationProperties() final;
void start() final;
FloatRect tailRect() const;
String debugDescription() const final;
void setVisible(bool visible) final { setOpacity(visible ? 1.0 : 0.0); }
void setOpacity(float opacity)
{
if (m_presentationProperties.opacity == opacity)
return;
m_presentationProperties.opacity = opacity;
m_client.caretAnimationDidUpdate(*this);
}
void setBlinkingSuspended(bool) final;
void stop(CaretAnimatorStopReason) final;
Seconds keyframeTimeDelta() const;
size_t keyframeCount() const;
void updateGlowTail(float caretPosition, Seconds elapsedTime);
void resetGlowTail(FloatRect);
void updateGlowTail(Seconds elapsedTime);
void paint(GraphicsContext&, const FloatRect&, const Color&, const LayoutPoint&) const final;
LayoutRect caretRepaintRectForLocalRect(LayoutRect repaintRect) const final;
Path makeDictationTailConePath(const FloatRect&) const;
void fillCaretTail(const FloatRect&, GraphicsContext&, const Color&) const;
FloatRect computeTailRect() const;
bool isLeftToRightLayout() const;
FloatRoundedRect expandedCaretRect(const FloatRect&, bool fillTail) const;
int computeScrollLeft() const;
MonotonicTime m_lastUpdateTime;
size_t m_currentKeyframeIndex { 1 };
FloatRect m_localCaretRect;
FloatRect m_tailRect, m_previousTailRect;
float m_animationSpeed { 0 };
float m_glowStart { 0 };
float m_initialScale { 0 };
float m_scrollLeft { 0 };
};
} // namespace WebCore
#endif
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