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/*
* Copyright (C) 2014 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.
*/
#ifndef VisibleContentRectUpdateInfo_h
#define VisibleContentRectUpdateInfo_h
#include <WebCore/FloatRect.h>
namespace IPC {
class ArgumentDecoder;
class ArgumentEncoder;
}
namespace WebKit {
class VisibleContentRectUpdateInfo {
public:
VisibleContentRectUpdateInfo()
: m_scale(-1)
, m_inStableState(false)
, m_isChangingObscuredInsetsInteractively(false)
, m_lastLayerTreeTransactionID(0)
{
}
VisibleContentRectUpdateInfo(const WebCore::FloatRect& exposedRect, const WebCore::FloatRect& unobscuredRect, const WebCore::FloatRect& unobscuredRectInScrollViewCoordinates, const WebCore::FloatRect& customFixedPositionRect, double scale, bool inStableState, bool isChangingObscuredInsetsInteractively, double timestamp, double horizontalVelocity, double verticalVelocity, double scaleChangeRate, uint64_t lastLayerTreeTranscationId)
: m_exposedRect(exposedRect)
, m_unobscuredRect(unobscuredRect)
, m_unobscuredRectInScrollViewCoordinates(unobscuredRectInScrollViewCoordinates)
, m_customFixedPositionRect(customFixedPositionRect)
, m_scale(scale)
, m_inStableState(inStableState)
, m_isChangingObscuredInsetsInteractively(isChangingObscuredInsetsInteractively)
, m_timestamp(timestamp)
, m_horizontalVelocity(horizontalVelocity)
, m_verticalVelocity(verticalVelocity)
, m_scaleChangeRate(scaleChangeRate)
, m_lastLayerTreeTransactionID(lastLayerTreeTranscationId)
{
}
const WebCore::FloatRect& exposedRect() const { return m_exposedRect; }
const WebCore::FloatRect& unobscuredRect() const { return m_unobscuredRect; }
const WebCore::FloatRect& unobscuredRectInScrollViewCoordinates() const { return m_unobscuredRectInScrollViewCoordinates; }
const WebCore::FloatRect& customFixedPositionRect() const { return m_customFixedPositionRect; }
double scale() const { return m_scale; }
bool inStableState() const { return m_inStableState; }
bool isChangingObscuredInsetsInteractively() const { return m_isChangingObscuredInsetsInteractively; }
double timestamp() const { return m_timestamp; }
double horizontalVelocity() const { return m_horizontalVelocity; }
double verticalVelocity() const { return m_verticalVelocity; }
double scaleChangeRate() const { return m_scaleChangeRate; }
uint64_t lastLayerTreeTransactionID() const { return m_lastLayerTreeTransactionID; }
void encode(IPC::ArgumentEncoder&) const;
static bool decode(IPC::ArgumentDecoder&, VisibleContentRectUpdateInfo&);
private:
WebCore::FloatRect m_exposedRect;
WebCore::FloatRect m_unobscuredRect;
WebCore::FloatRect m_unobscuredRectInScrollViewCoordinates;
WebCore::FloatRect m_customFixedPositionRect;
double m_scale;
bool m_inStableState;
bool m_isChangingObscuredInsetsInteractively;
double m_timestamp;
double m_horizontalVelocity;
double m_verticalVelocity;
double m_scaleChangeRate;
uint64_t m_lastLayerTreeTransactionID;
};
inline bool operator==(const VisibleContentRectUpdateInfo& a, const VisibleContentRectUpdateInfo& b)
{
// Note: the comparison doesn't include timestamp and velocity since we care about equality based on the other data.
return a.scale() == b.scale()
&& a.exposedRect() == b.exposedRect()
&& a.unobscuredRect() == b.unobscuredRect()
&& a.customFixedPositionRect() == b.customFixedPositionRect()
&& a.inStableState() == b.inStableState();
}
} // namespace WebKit
#endif // VisibleContentRectUpdateInfo_h
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