| /* |
| * Copyright 2008, The Android Open Source Project |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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 THE COPYRIGHT HOLDERS ``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. |
| */ |
| |
| #include "config.h" |
| |
| #include "core/dom/Touch.h" |
| |
| #include "core/frame/FrameView.h" |
| #include "core/frame/LocalFrame.h" |
| #include "platform/geometry/FloatPoint.h" |
| |
| namespace WebCore { |
| |
| static FloatPoint contentsOffset(LocalFrame* frame) |
| { |
| if (!frame) |
| return FloatPoint(); |
| FrameView* frameView = frame->view(); |
| if (!frameView) |
| return FloatPoint(); |
| float scale = 1.0f / frame->pageZoomFactor(); |
| return FloatPoint(frameView->scrollPosition()).scaledBy(scale); |
| } |
| |
| Touch::Touch(LocalFrame* frame, EventTarget* target, unsigned identifier, const FloatPoint& screenPos, const FloatPoint& pagePos, const FloatSize& radius, float rotationAngle, float force) |
| : m_target(target) |
| , m_identifier(identifier) |
| , m_clientPos(pagePos - contentsOffset(frame)) |
| , m_screenPos(screenPos) |
| , m_pagePos(pagePos) |
| , m_radius(radius) |
| , m_rotationAngle(rotationAngle) |
| , m_force(force) |
| { |
| ScriptWrappable::init(this); |
| float scaleFactor = frame->pageZoomFactor(); |
| m_absoluteLocation = roundedLayoutPoint(pagePos.scaledBy(scaleFactor)); |
| } |
| |
| Touch::Touch(EventTarget* target, unsigned identifier, const FloatPoint& clientPos, const FloatPoint& screenPos, const FloatPoint& pagePos, const FloatSize& radius, float rotationAngle, float force, LayoutPoint absoluteLocation) |
| : m_target(target) |
| , m_identifier(identifier) |
| , m_clientPos(clientPos) |
| , m_screenPos(screenPos) |
| , m_pagePos(pagePos) |
| , m_radius(radius) |
| , m_rotationAngle(rotationAngle) |
| , m_force(force) |
| , m_absoluteLocation(absoluteLocation) |
| { |
| ScriptWrappable::init(this); |
| } |
| |
| PassRefPtrWillBeRawPtr<Touch> Touch::cloneWithNewTarget(EventTarget* eventTarget) const |
| { |
| return adoptRefWillBeNoop(new Touch(eventTarget, m_identifier, m_clientPos, m_screenPos, m_pagePos, m_radius, m_rotationAngle, m_force, m_absoluteLocation)); |
| } |
| |
| void Touch::trace(Visitor* visitor) |
| { |
| visitor->trace(m_target); |
| } |
| |
| } // namespace WebCore |