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/*
* 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 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"
#if ENABLE(TOUCH_EVENTS)
#include "Touch.h"
#include "DOMWindow.h"
#include "Frame.h"
#include "FrameView.h"
namespace WebCore {
static int contentsX(Frame* frame)
{
if (!frame)
return 0;
FrameView* frameView = frame->view();
if (!frameView)
return 0;
return frameView->scrollX() / frame->pageZoomFactor() / frame->frameScaleFactor();
}
static int contentsY(Frame* frame)
{
if (!frame)
return 0;
FrameView* frameView = frame->view();
if (!frameView)
return 0;
return frameView->scrollY() / frame->pageZoomFactor() / frame->frameScaleFactor();
}
static LayoutPoint scaledLocation(Frame* frame, int pageX, int pageY)
{
if (!frame)
return { pageX, pageY };
float scaleFactor = frame->pageZoomFactor() * frame->frameScaleFactor();
return { pageX * scaleFactor, pageY * scaleFactor };
}
Touch::Touch(Frame* frame, EventTarget* target, unsigned identifier, int screenX, int screenY, int pageX, int pageY, int radiusX, int radiusY, float rotationAngle, float force)
: m_target(target)
, m_identifier(identifier)
, m_clientX(pageX - contentsX(frame))
, m_clientY(pageY - contentsY(frame))
, m_screenX(screenX)
, m_screenY(screenY)
, m_pageX(pageX)
, m_pageY(pageY)
, m_radiusX(radiusX)
, m_radiusY(radiusY)
, m_rotationAngle(rotationAngle)
, m_force(force)
, m_absoluteLocation(scaledLocation(frame, pageX, pageY))
{
}
Touch::Touch(EventTarget* target, unsigned identifier, int clientX, int clientY, int screenX, int screenY, int pageX, int pageY, int radiusX, int radiusY, float rotationAngle, float force, LayoutPoint absoluteLocation)
: m_target(target)
, m_identifier(identifier)
, m_clientX(clientX)
, m_clientY(clientY)
, m_screenX(screenX)
, m_screenY(screenY)
, m_pageX(pageX)
, m_pageY(pageY)
, m_radiusX(radiusX)
, m_radiusY(radiusY)
, m_rotationAngle(rotationAngle)
, m_force(force)
, m_absoluteLocation(absoluteLocation)
{
}
Ref<Touch> Touch::cloneWithNewTarget(EventTarget* eventTarget) const
{
return adoptRef(*new Touch(eventTarget, m_identifier, m_clientX, m_clientY, m_screenX, m_screenY, m_pageX, m_pageY, m_radiusX, m_radiusY, m_rotationAngle, m_force, m_absoluteLocation));
}
} // namespace WebCore
#endif