1 /* 2 * Copyright (C) 2004, 2005, 2006, 2009 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef PlatformMouseEvent_h 27 #define PlatformMouseEvent_h 28 29 #include "platform/PlatformEvent.h" 30 #include "platform/geometry/IntPoint.h" 31 32 namespace blink { 33 34 // These button numbers match the ones used in the DOM API, 0 through 2, except for NoButton which isn't specified. 35 enum MouseButton { NoButton = -1, LeftButton, MiddleButton, RightButton }; 36 37 class PlatformMouseEvent : public PlatformEvent { 38 public: 39 enum SyntheticEventType { 40 // Real mouse input events or synthetic events that behave just like real events 41 RealOrIndistinguishable, 42 // Mouse events derived from touch input 43 FromTouch, 44 }; 45 PlatformMouseEvent()46 PlatformMouseEvent() 47 : PlatformEvent(PlatformEvent::MouseMoved) 48 , m_button(NoButton) 49 , m_clickCount(0) 50 , m_synthesized(RealOrIndistinguishable) 51 , m_modifierFlags(0) 52 { 53 } 54 PlatformMouseEvent(const IntPoint & position,const IntPoint & globalPosition,MouseButton button,PlatformEvent::Type type,int clickCount,Modifiers modifiers,double timestamp)55 PlatformMouseEvent(const IntPoint& position, const IntPoint& globalPosition, MouseButton button, PlatformEvent::Type type, int clickCount, Modifiers modifiers, double timestamp) 56 : PlatformEvent(type, modifiers, timestamp) 57 , m_position(position) 58 , m_globalPosition(globalPosition) 59 , m_button(button) 60 , m_clickCount(clickCount) 61 , m_synthesized(RealOrIndistinguishable) 62 , m_modifierFlags(0) 63 { 64 } 65 PlatformMouseEvent(const IntPoint & position,const IntPoint & globalPosition,MouseButton button,PlatformEvent::Type type,int clickCount,Modifiers modifiers,SyntheticEventType synthesized,double timestamp)66 PlatformMouseEvent(const IntPoint& position, const IntPoint& globalPosition, MouseButton button, PlatformEvent::Type type, int clickCount, Modifiers modifiers, SyntheticEventType synthesized, double timestamp) 67 : PlatformEvent(type, modifiers, timestamp) 68 , m_position(position) 69 , m_globalPosition(globalPosition) 70 , m_button(button) 71 , m_clickCount(clickCount) 72 , m_synthesized(synthesized) 73 , m_modifierFlags(0) 74 { 75 } 76 PlatformMouseEvent(const IntPoint & position,const IntPoint & globalPosition,MouseButton button,PlatformEvent::Type type,int clickCount,bool shiftKey,bool ctrlKey,bool altKey,bool metaKey,SyntheticEventType synthesized,double timestamp)77 PlatformMouseEvent(const IntPoint& position, const IntPoint& globalPosition, MouseButton button, PlatformEvent::Type type, int clickCount, bool shiftKey, bool ctrlKey, bool altKey, bool metaKey, SyntheticEventType synthesized, double timestamp) 78 : PlatformEvent(type, shiftKey, ctrlKey, altKey, metaKey, timestamp) 79 , m_position(position) 80 , m_globalPosition(globalPosition) 81 , m_button(button) 82 , m_clickCount(clickCount) 83 , m_synthesized(synthesized) 84 , m_modifierFlags(0) 85 { 86 } 87 position()88 const IntPoint& position() const { return m_position; } globalPosition()89 const IntPoint& globalPosition() const { return m_globalPosition; } movementDelta()90 const IntPoint& movementDelta() const { return m_movementDelta; } 91 button()92 MouseButton button() const { return m_button; } clickCount()93 int clickCount() const { return m_clickCount; } modifierFlags()94 unsigned modifierFlags() const { return m_modifierFlags; } fromTouch()95 bool fromTouch() const { return m_synthesized == FromTouch; } syntheticEventType()96 SyntheticEventType syntheticEventType() const { return m_synthesized; } 97 98 protected: 99 IntPoint m_position; 100 IntPoint m_globalPosition; 101 IntPoint m_movementDelta; 102 MouseButton m_button; 103 int m_clickCount; 104 SyntheticEventType m_synthesized; 105 unsigned m_modifierFlags; 106 }; 107 108 } // namespace blink 109 110 #endif // PlatformMouseEvent_h 111