1 /* 2 * Copyright (C) 2007 Kevin Ollivier <kevino (at) theolliviers.com> 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 #include "config.h" 27 #include "PlatformWheelEvent.h" 28 #include "Scrollbar.h" 29 30 #include <wx/defs.h> 31 #include <wx/event.h> 32 33 namespace WebCore { 34 35 PlatformWheelEvent::PlatformWheelEvent(const wxMouseEvent& event, const wxPoint& globalPoint) 36 : m_position(event.GetPosition()) 37 , m_globalPosition(globalPoint) 38 , m_granularity(ScrollByPixelWheelEvent) 39 , m_shiftKey(event.ShiftDown()) 40 , m_ctrlKey(event.ControlDown()) 41 , m_altKey(event.AltDown()) 42 , m_metaKey(event.MetaDown()) // FIXME: We'll have to test other browsers 43 , m_deltaX(0) // wx doesn't support horizontal mouse wheel scrolling 44 , m_deltaY(event.GetWheelRotation() / event.GetWheelDelta()) 45 , m_wheelTicksX(m_deltaX) 46 , m_wheelTicksY(m_deltaY) 47 , m_isAccepted(false) 48 { 49 // FIXME: retrieve the user setting for the number of lines to scroll on each wheel event 50 m_deltaY *= static_cast<float>(Scrollbar::pixelsPerLineStep()); 51 } 52 53 } 54