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/*
* Copyright (C) 2012 Samsung Electronics. 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 INC. AND ITS CONTRIBUTORS ``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 ITS 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 "PageViewportControllerClientEfl.h"
#if USE(COORDINATED_GRAPHICS)
#include "LayerTreeCoordinatorProxy.h"
#include "LayerTreeRenderer.h"
#include "TransformationMatrix.h"
#include "ewk_view_private.h"
using namespace WebCore;
namespace WebKit {
PageViewportControllerClientEfl::PageViewportControllerClientEfl(Evas_Object* viewWidget)
: m_viewWidget(viewWidget)
, m_scaleFactor(1)
{
ASSERT(m_viewWidget);
}
PageViewportControllerClientEfl::~PageViewportControllerClientEfl()
{
}
DrawingAreaProxy* PageViewportControllerClientEfl::drawingArea() const
{
return ewk_view_page_get(m_viewWidget)->drawingArea();
}
void PageViewportControllerClientEfl::setRendererActive(bool active)
{
drawingArea()->layerTreeCoordinatorProxy()->layerTreeRenderer()->setActive(active);
}
void PageViewportControllerClientEfl::display(const IntRect& rect, const IntPoint& viewPosition)
{
WebCore::TransformationMatrix matrix;
matrix.setMatrix(m_scaleFactor, 0, 0, m_scaleFactor, -m_visibleContentRect.x() + viewPosition.x(), -m_visibleContentRect.y() + viewPosition.y());
LayerTreeRenderer* renderer = drawingArea()->layerTreeCoordinatorProxy()->layerTreeRenderer();
renderer->setActive(true);
renderer->syncRemoteContent();
IntRect clipRect(rect);
clipRect.move(viewPosition.x(), viewPosition.y());
renderer->paintToCurrentGLContext(matrix, 1, clipRect);
}
void PageViewportControllerClientEfl::updateViewportSize(const IntSize& viewportSize)
{
m_viewportSize = viewportSize;
ewk_view_page_get(m_viewWidget)->setViewportSize(viewportSize);
setVisibleContentsRect(m_visibleContentRect.location(), m_scaleFactor, FloatPoint());
}
void PageViewportControllerClientEfl::setVisibleContentsRect(const IntPoint& newScrollPosition, float newScale, const FloatPoint& trajectory)
{
m_scaleFactor = newScale;
m_visibleContentRect = IntRect(newScrollPosition, m_viewportSize);
// Move visibleContentRect inside contentsRect when visibleContentRect goes outside contentsRect.
IntSize contentsSize = m_contentsSize;
contentsSize.scale(m_scaleFactor);
if (m_visibleContentRect.x() > contentsSize.width() - m_visibleContentRect.width())
m_visibleContentRect.setX(contentsSize.width() - m_visibleContentRect.width());
if (m_visibleContentRect.x() < 0)
m_visibleContentRect.setX(0);
if (m_visibleContentRect.y() > contentsSize.height() - m_visibleContentRect.height())
m_visibleContentRect.setY(contentsSize.height() - m_visibleContentRect.height());
if (m_visibleContentRect.y() < 0)
m_visibleContentRect.setY(0);
FloatRect mapRectToWebContent = m_visibleContentRect;
mapRectToWebContent.scale(1 / m_scaleFactor);
drawingArea()->setVisibleContentsRect(enclosingIntRect(mapRectToWebContent), m_scaleFactor, trajectory);
}
void PageViewportControllerClientEfl::didChangeContentsSize(const WebCore::IntSize& size)
{
m_contentsSize = size;
setVisibleContentsRect(m_visibleContentRect.location(), m_scaleFactor, FloatPoint());
drawingArea()->layerTreeCoordinatorProxy()->setContentsSize(WebCore::FloatSize(size.width(), size.height()));
}
void PageViewportControllerClientEfl::setViewportPosition(const WebCore::FloatPoint& /*contentsPoint*/)
{
}
void PageViewportControllerClientEfl::setContentsScale(float, bool /*treatAsInitialValue*/)
{
}
void PageViewportControllerClientEfl::didResumeContent()
{
}
void PageViewportControllerClientEfl::didChangeVisibleContents()
{
}
void PageViewportControllerClientEfl::didChangeViewportAttributes()
{
}
void PageViewportControllerClientEfl::setController(PageViewportController* pageViewportController)
{
}
} // namespace WebKit
#endif // USE(COORDINATED_GRAPHICS)
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