blob: 8a15c8ac44701ac730cf8bf3a1f0b9c009c12ed7 [file] [log] [blame]
/*
* Copyright (C) 2020 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.
*/
#include "config.h"
#include "PlatformWheelEvent.h"
#include <wtf/text/TextStream.h>
namespace WebCore {
#if ENABLE(KINETIC_SCROLLING)
TextStream& operator<<(TextStream& ts, PlatformWheelEventPhase phase)
{
switch (phase) {
case PlatformWheelEventPhaseNone: ts << "none"; break;
case PlatformWheelEventPhaseBegan: ts << "began"; break;
case PlatformWheelEventPhaseStationary: ts << "stationary"; break;
case PlatformWheelEventPhaseChanged: ts << "changed"; break;
case PlatformWheelEventPhaseEnded: ts << "ended"; break;
case PlatformWheelEventPhaseCancelled: ts << "cancelled"; break;
case PlatformWheelEventPhaseMayBegin: ts << "mayBegin"; break;
}
return ts;
}
#endif
TextStream& operator<<(TextStream& ts, const PlatformWheelEvent& event)
{
ts << "PlatformWheelEvent " << &event << " at " << event.position() << " deltaX " << event.deltaX() << " deltaY " << event.deltaY();
#if ENABLE(KINETIC_SCROLLING)
ts << " phase \"" << event.phase() << "\" momentum phase \"" << event.momentumPhase() << "\"";
#endif
return ts;
}
TextStream& operator<<(TextStream& ts, WheelEventProcessingSteps steps)
{
switch (steps) {
case WheelEventProcessingSteps::ScrollingThread: ts << "scrolling thread"; break;
case WheelEventProcessingSteps::MainThreadForScrolling: ts << "main thread scrolling"; break;
case WheelEventProcessingSteps::MainThreadForDOMEventDispatch: ts << "main thread DOM evnet dispatch"; break;
}
return ts;
}
} // namespace WebCore