/*
* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, version 2.1 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not,
* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".
*
* Description:
*/
#ifndef GWebContentViewWidget_H_
#define GWebContentViewWidget_H_
#include <QObject>
#include <QWebElement>
#include <QImage>
#include <QGraphicsWebView>
#include <QWebFrame>
#include <QTime>
#include "webpagedata.h"
#include "WebViewEventContext.h"
class QGraphicsSceneContextMenuEvent;
namespace GVA {
class GWebContentView;
class GWebContentViewWidget : public QGraphicsWebView
{
Q_OBJECT
public:
GWebContentViewWidget(QObject* parent, GWebContentView* view, QWebPage* pg);
virtual ~GWebContentViewWidget();
GWebContentView* view() const { return m_webContentView; }
/*!
* \brief Returns zoom factor value
*/
qreal zoomFactor() { return m_wrtPage ? m_wrtPage->mainFrame()->zoomFactor() : 0; }
/*!
* \brief Returns dirty zoom factor value
*/
qreal dirtyZoomFactor() { return m_dirtyZoomFactor; }
/*!
* \brief Set zoom factor value
* \param zoom
*/
void setZoomFactor(qreal zoom);
/*!
* \brief Set dirty zoom factor value
* \param zoom
*/
void setDirtyZoomFactor(qreal zoom);
void setTextSizeMultiplier(qreal factor);
QImage getPageSnapshot();
void bitmapZoomCleanup();
void createPageSnapShot();
void resizeEvent(QGraphicsSceneResizeEvent* e);
virtual bool event(QEvent * e);
QWebPage* page() const;
void setPage(QWebPage* pg);
QWebPage* wrtPage() { return m_wrtPage; }
void showNormalPage();
void setBitmapZoom(qreal zoom);
void setPageCenterZoomFactor(qreal zoom);
void initializeViewportParams();
void parseViewPortParam(const QString &propertyName, const QString &propertyValue);
bool isUserScalable();
qreal minimumScale();
qreal maximumScale();
qreal initialScale();
void updateViewport();
void setBlockElement(const QWebElement &pt);
QPointF mapToGlobal(const QPointF& p);
QPointF mapFromGlobal(const QPointF& p);
void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget = 0) ;
void setPageZoomFactor(qreal zoom);
WebPageData pageZoomMetaData();
void setPageZoomMetaData(const WebPageData& params);
const WebPageData& defaultZoomData();
void setCheckeredPixmap();
void onLoadStarted();
void onLoadFinished();
/*!
* \brief Freeze the on-screen state of the window.
* Takes a snapshot of the window in its current state. The paint() method will then use
* this snapshot for all further paints, until unfreeze() is called. Freeze() increments
* a counter and unfreeze() decrements the counter so that nested calls to them are handled
* correctly.
* \sa unfreeze
*/
void freeze();
/*!
* \brief Unfreeze the on-screen state of the window.
* \sa freeze
*/
void unfreeze();
/*!
* \brief Returns true if the window is currently frozen.
* \sa freeze
* \sa unfreeze
*/
bool frozen() const { return m_frozenCount > 0; }
public slots:
void setViewportSize();
void onInitLayout();
void onLongPressEvent(QPoint pos);
signals:
void contextEvent(::WebViewEventContext *context);
void BlockFocusChanged(QPoint element);
// void pageZoomMetaDataChange(QWebFrame* frame, WebPageData data);
protected:
void paintEvent(QPaintEvent *event);
void longPressEvent(::WebViewEventContext *context);
private slots:
/*!
* \brief Update the "frozen" image of this window.
*/
void updateFrozenImage();
private:
void updateViewportSize(QGraphicsSceneResizeEvent *e);
virtual void contextMenuEvent(QGraphicsSceneContextMenuEvent *event);
GVA::GWebContentView* m_webContentView;
qreal m_dirtyZoomFactor;
QPixmap *m_frozenPixmap;
int m_frozenCount;
QWebPage *m_wrtPage;
bool m_bitmapZoom;
qreal m_aspectRation;
qreal m_viewportWidth;
qreal m_viewportHeight;
bool m_userScalable;
qreal m_minimumScale;
qreal m_maximumScale;
qreal m_initialScale;
bool m_inferWidthHeight;
bool m_isResize;
qreal m_currentinitialScale;
QWebElement m_BlockElement;
QWebElement m_BlockInFocus;
int m_previousViewPortwidth;
qreal m_Ratiox;
qreal m_Ratioy;
QImage* m_bitmapImage;
qreal m_bitmapZoomFactor;
QPixmap* m_checkeredBoxPixmap;
bool m_inLoading;
QTime m_loadingTime;
};
}
#endif /* GWebContentViewWidget_H_ */