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Unified Diff: Source/core/platform/PlatformWheelEvent.h

Issue 26510003: Moving all the PlatformEvent subclasses from core/platform to platform (Closed) Base URL: https://chromium.googlesource.com/chromium/blink@master
Patch Set: Rebase again Created 7 years, 2 months ago
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Index: Source/core/platform/PlatformWheelEvent.h
diff --git a/Source/core/platform/PlatformWheelEvent.h b/Source/core/platform/PlatformWheelEvent.h
deleted file mode 100644
index 4b530399fcf90d4035daab628446909f3ae0117d..0000000000000000000000000000000000000000
--- a/Source/core/platform/PlatformWheelEvent.h
+++ /dev/null
@@ -1,160 +0,0 @@
-/*
- * Copyright (C) 2004, 2005, 2006, 2009 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 COMPUTER, 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 COMPUTER, 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.
- */
-
-#ifndef PlatformWheelEvent_h
-#define PlatformWheelEvent_h
-
-#include "platform/PlatformEvent.h"
-#include "platform/geometry/IntPoint.h"
-
-namespace WebCore {
-
- class FloatPoint;
- class FloatSize;
-
- // Wheel events come in two flavors:
- // The ScrollByPixelWheelEvent is a fine-grained event that specifies the precise number of pixels to scroll. It is sent directly by MacBook touchpads on OS X,
- // and synthesized in other cases where platforms generate line-by-line scrolling events.
- // The ScrollByPageWheelEvent indicates that the wheel event should scroll an entire page. In this case WebCore's built in paging behavior is used to page
- // up and down (you get the same behavior as if the user was clicking in a scrollbar track to page up or page down).
- enum PlatformWheelEventGranularity {
- ScrollByPageWheelEvent,
- ScrollByPixelWheelEvent,
- };
-
-#if OS(MACOSX)
- enum PlatformWheelEventPhase {
- PlatformWheelEventPhaseNone = 0,
- PlatformWheelEventPhaseBegan = 1 << 0,
- PlatformWheelEventPhaseStationary = 1 << 1,
- PlatformWheelEventPhaseChanged = 1 << 2,
- PlatformWheelEventPhaseEnded = 1 << 3,
- PlatformWheelEventPhaseCancelled = 1 << 4,
- PlatformWheelEventPhaseMayBegin = 1 << 5,
- };
-#endif
-
- class PlatformWheelEvent : public PlatformEvent {
- public:
- PlatformWheelEvent()
- : PlatformEvent(PlatformEvent::Wheel)
- , m_deltaX(0)
- , m_deltaY(0)
- , m_wheelTicksX(0)
- , m_wheelTicksY(0)
- , m_granularity(ScrollByPixelWheelEvent)
- , m_directionInvertedFromDevice(false)
- , m_hasPreciseScrollingDeltas(false)
-#if OS(MACOSX)
- , m_phase(PlatformWheelEventPhaseNone)
- , m_momentumPhase(PlatformWheelEventPhaseNone)
- , m_scrollCount(0)
- , m_unacceleratedScrollingDeltaX(0)
- , m_unacceleratedScrollingDeltaY(0)
-#endif
- {
- }
-
- PlatformWheelEvent(IntPoint position, IntPoint globalPosition, float deltaX, float deltaY, float wheelTicksX, float wheelTicksY, PlatformWheelEventGranularity granularity, bool shiftKey, bool ctrlKey, bool altKey, bool metaKey)
- : PlatformEvent(PlatformEvent::Wheel, shiftKey, ctrlKey, altKey, metaKey, 0)
- , m_position(position)
- , m_globalPosition(globalPosition)
- , m_deltaX(deltaX)
- , m_deltaY(deltaY)
- , m_wheelTicksX(wheelTicksX)
- , m_wheelTicksY(wheelTicksY)
- , m_granularity(granularity)
- , m_directionInvertedFromDevice(false)
- , m_hasPreciseScrollingDeltas(false)
-#if OS(MACOSX)
- , m_phase(PlatformWheelEventPhaseNone)
- , m_momentumPhase(PlatformWheelEventPhaseNone)
- , m_scrollCount(0)
- , m_unacceleratedScrollingDeltaX(0)
- , m_unacceleratedScrollingDeltaY(0)
-#endif
- {
- }
-
- PlatformWheelEvent copyTurningVerticalTicksIntoHorizontalTicks() const
- {
- PlatformWheelEvent copy = *this;
-
- copy.m_deltaX = copy.m_deltaY;
- copy.m_deltaY = 0;
- copy.m_wheelTicksX = copy.m_wheelTicksY;
- copy.m_wheelTicksY = 0;
-
- return copy;
- }
-
- const IntPoint& position() const { return m_position; } // PlatformWindow coordinates.
- const IntPoint& globalPosition() const { return m_globalPosition; } // Screen coordinates.
-
- float deltaX() const { return m_deltaX; }
- float deltaY() const { return m_deltaY; }
-
- float wheelTicksX() const { return m_wheelTicksX; }
- float wheelTicksY() const { return m_wheelTicksY; }
-
- PlatformWheelEventGranularity granularity() const { return m_granularity; }
-
- bool directionInvertedFromDevice() const { return m_directionInvertedFromDevice; }
-
- bool hasPreciseScrollingDeltas() const { return m_hasPreciseScrollingDeltas; }
- void setHasPreciseScrollingDeltas(bool b) { m_hasPreciseScrollingDeltas = b; }
-#if OS(MACOSX)
- PlatformWheelEventPhase phase() const { return m_phase; }
- PlatformWheelEventPhase momentumPhase() const { return m_momentumPhase; }
- unsigned scrollCount() const { return m_scrollCount; }
- float unacceleratedScrollingDeltaX() const { return m_unacceleratedScrollingDeltaX; }
- float unacceleratedScrollingDeltaY() const { return m_unacceleratedScrollingDeltaY; }
- bool useLatchedEventNode() const { return m_momentumPhase == PlatformWheelEventPhaseBegan || m_momentumPhase == PlatformWheelEventPhaseChanged; }
-#else
- bool useLatchedEventNode() const { return false; }
-#endif
-
- protected:
- IntPoint m_position;
- IntPoint m_globalPosition;
- float m_deltaX;
- float m_deltaY;
- float m_wheelTicksX;
- float m_wheelTicksY;
- PlatformWheelEventGranularity m_granularity;
- bool m_directionInvertedFromDevice;
- bool m_hasPreciseScrollingDeltas;
-#if OS(MACOSX)
- PlatformWheelEventPhase m_phase;
- PlatformWheelEventPhase m_momentumPhase;
- unsigned m_scrollCount;
- float m_unacceleratedScrollingDeltaX;
- float m_unacceleratedScrollingDeltaY;
-#endif
- };
-
-} // namespace WebCore
-
-#endif // PlatformWheelEvent_h
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