/*
* 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:
*
*/
#include "GWebContentViewWidget.h"
#include "GWebContentView.h"
#include "browserpagefactory.h"
#include "webpagecontroller.h"
#include "Utilities.h"
#include "ChromeEffect.h"
#ifdef Q_WS_MAEMO_5
#include "ContentViewContextMenu.h"
#endif
#include <QGraphicsSceneResizeEvent>
#include <QGraphicsSceneContextMenuEvent>
#include <QWebFrame>
#include <QWebHitTestResult>
#include <QPoint>
#include <QStyleOptionGraphicsItem>
#include <QDebug>
#include <QGraphicsView>
#ifdef ENABLE_PERF_TRACE
#include "wrtperftracer.h"
#endif
namespace GVA {
const QString KViewPortWidthTag("width");
const QString KViewPortHeightTag("height");
const QString KViewPortInitialScaleTag("initial-scale");
const QString KViewPortMinScaleTag("minimum-scale");
const QString KViewPortMaxScaleTag("maximum-scale");
const QString KViewPortUserScalableTag("user-scalable");
const QString KViewPortDeviceWidthTag("device-width");
const QString KViewPortDeviceHeightTag("device-height");
const int KDefaultViewportWidth = 980;
const int KDefaultPortraitScaleWidth = 540;
const int KMinViewportWidth = 200;
const int KMaxViewportWidth = 10000;
const int KMinViewportHeight = 200;
const int KMaxViewportHeight = 10000;
const int KMaxPageZoom = 10;
const qreal KDefaultMinScale = 0.25;
const qreal KDefaultMaxScale = 10.00;
const qreal KInitialZoomFactorValue = 0.653061;
const QPoint KFocussPoint(5, 50);
const int checkerSize = 16;
const unsigned checkerColor1 = 0xff555555;
const unsigned checkerColor2 = 0xffaaaaaa;
GWebContentViewWidget::GWebContentViewWidget(QObject* parent, GWebContentView* view,QWebPage* pg) : QGraphicsWebView(0)
, m_webContentView(view)
, m_dirtyZoomFactor(1)
, m_frozenPixmap(0)
, m_frozenCount(0)
, m_wrtPage(0)
, m_bitmapZoom(false)
, m_isResize(false)
, m_currentinitialScale(0)
, m_previousViewPortwidth(size().toSize().width())
, m_bitmapImage(NULL)
, m_checkeredBoxPixmap(NULL)
{
setParent(parent);
if ( pg ) {
setPage(pg);
}
#ifdef ENABLE_PERF_TRACE
WrtPerfTracer::tracer()->initPage(pg);
#endif //ENABLE_PERF_TRACE
m_currentinitialScale = zoomFactor();
// Fixes missing radio button problem with certain themes
QPalette pal = palette();
pal.setColor(QPalette::ButtonText,Qt::black);
setPalette(pal);
}
GWebContentViewWidget::~GWebContentViewWidget()
{
delete m_bitmapImage;
delete m_checkeredBoxPixmap;
delete m_frozenPixmap;
}
void GWebContentViewWidget::updateViewport()
{
if (page() && size() != page()->viewportSize()) {
page()->setViewportSize(size().toSize());
}
setViewportSize();
}
void GWebContentViewWidget::setBlockElement(const QWebElement &pt)
{
m_BlockElement = pt;
}
void GWebContentViewWidget::setCheckeredPixmap()
{
delete m_checkeredBoxPixmap;
m_checkeredBoxPixmap = NULL;
m_checkeredBoxPixmap = new QPixmap(checkerSize, checkerSize);
QPainter painter(m_checkeredBoxPixmap);
painter.fillRect(0, 0, checkerSize, checkerSize, QColor(checkerColor1));
painter.fillRect(0, checkerSize/2, checkerSize/2, checkerSize/2, QColor(checkerColor2));
painter.fillRect(checkerSize/2, 0, checkerSize/2, checkerSize/2, QColor(checkerColor2));
}
void GWebContentViewWidget::createPageSnapShot()
{
bitmapZoomCleanup();
QRegion clipRegion;
QWebFrame *frame = page()->mainFrame();
m_bitmapImage = new QImage(size().width() ,size().height(),QImage::Format_RGB32);
clipRegion = QRect(QPoint(0,0),size().toSize());
QPainter painterImage(m_bitmapImage);
painterImage.fillRect(0, 0, size().width(), size().height(), QColor(255, 255, 255));
frame->render(&painterImage,clipRegion);
}
void GWebContentViewWidget::bitmapZoomCleanup()
{
m_bitmapZoom = false;
if (m_bitmapImage) {
delete m_bitmapImage;
m_bitmapImage = NULL;
}
}
void GWebContentViewWidget::updateFrozenImage() {
// Take a snapshot to be displayed while in frozen state.
QStyleOptionGraphicsItem option;
option.levelOfDetail = 1.0;
option.exposedRect = QRectF(QPointF(0,0), size());
// Discard existing pixmap.
delete m_frozenPixmap;
m_frozenPixmap = 0;
// Paint the window into a new pixmap (m_frozenPixmap must be 0 here for this to work).
QPixmap *frozenPixmap = new QPixmap(option.exposedRect.size().toSize());
QPainter painter(frozenPixmap);
paint(&painter, &option);
painter.end();
// Now point m_frozenPixmap at the new pixmap.
m_frozenPixmap = frozenPixmap;
}
QImage GWebContentViewWidget::getPageSnapshot()
{
QImage img(size().toSize(), QImage::Format_RGB32);
if (!page()) return QImage();
QPainter painter(&img);
QWebFrame *frame = page()->mainFrame();
painter.fillRect(QRectF(0, 0, size().width(), size().height()), QColor(255, 255, 255));
// QTransform transform;
// transform.scale(d->m_pageZoomFactor, d->m_pageZoomFactor);
// painter.translate(-transform.map(frame->scrollPosition()));
QRegion clipRegion(QRect(QPoint(0,0),size().toSize()));
// QTransform invert = transform.inverted();
// clipRegion = invert.map(clipRegion);
// clipRegion.translate(frame->scrollPosition());
// painter.scale(d->m_pageZoomFactor, d->m_pageZoomFactor);
// d->m_webPage->mainFrame()->renderContents(&painter, clipRegion);
frame->render(&painter, clipRegion);
return img;
}
void GWebContentViewWidget::updateViewportSize(::QGraphicsSceneResizeEvent* e)
{
//if there is change in mode (like landscape, potraite relayout the content)
if (e->newSize().width() == e->oldSize().width())
return;
//if page is empty do not update
if (page()->currentFrame()->url().isEmpty())
return;
m_isResize = true;
setViewportSize();
m_isResize = false;
}
bool GWebContentViewWidget::event(QEvent * e) {
if (e->type() == WebPageControllerUpdateViewPortEvent::staticType()) {
updateViewport();
}
return QGraphicsWebView::event(e);
}
void GWebContentViewWidget::resizeEvent(QGraphicsSceneResizeEvent* e)
{
// set the fixed text layout size for text wrapping
#if defined CWRTINTERNALWEBKIT
if (page()) {
p->m_webPage->settings()->setMaximumTextColumnWidth(e->newSize().width() - 6);
}
#endif
m_previousViewPortwidth = page()->viewportSize().width();
const QSize &s = e->newSize().toSize();
if (page() && s != page()->viewportSize()) {
if (m_BlockElement.isNull()) {
QPoint pos = QPoint(0,0);
QWebFrame* frame = page()->frameAt(pos);
frame = (frame) ? frame : page()->currentFrame();
QWebHitTestResult htr = frame->hitTestContent(pos);
m_BlockInFocus = htr.element();
if (m_BlockInFocus.tagName() != "IMG")
m_BlockInFocus = htr.enclosingBlockElement();
QPoint position = m_BlockInFocus.geometry().topLeft() - page()->currentFrame()->scrollPosition();
m_Ratiox = (qreal) position.x() / m_BlockInFocus.geometry().width();
m_Ratioy = (qreal) position.y() / m_BlockInFocus.geometry().height();
}
page()->setViewportSize(s);
}
updateViewportSize(e);
if(frozen()) {
updateFrozenImage();
// if(m_frozenPixmap && (m_frozenPixmap->size() != this->size())) {
// QTimer::singleShot(50, this, SLOT(updateFrozenImage()));
// }
}
}
void GWebContentViewWidget::onLongPressEvent(QPoint pos) {
QWebHitTestResult hitTest = page()->currentFrame()->hitTestContent(pos);
qDebug() << "GWebContentViewWidget::onLongPressEvent:";
// << "\n\t pos=" << hitTest.pos()
// << "\n\t linkUrl=" << hitTest.linkUrl()
// << "\n\t imageUrl=" << hitTest.imageUrl();
::WebViewEventContext *context =
new ::WebViewEventContext(view()->type(), hitTest);
if (m_webContentView && m_webContentView->currentPageIsSuperPage()) {
// Let the superpage handle the event.
m_webContentView->currentSuperPage()->onContextEvent(context);
}
else {
// Send the event directly.
#ifndef Q_WS_MAEMO_5
emit contextEvent(context);
#endif
}
}
void GWebContentViewWidget::contextMenuEvent(::QGraphicsSceneContextMenuEvent *event) {
#ifndef Q_WS_MAEMO_5
// Ignore. The touch navigation code handles long presses.
event->accept();
#else
QWebHitTestResult hitTest = page()->currentFrame()->hitTestContent(this->mapFromScene(event->scenePos()).toPoint());
if (m_webContentView && m_webContentView->currentPageIsSuperPage()) {
// Let the superpage handle the event.
::WebViewEventContext *context =
new ::WebViewEventContext(view()->type(), hitTest);
m_webContentView->currentSuperPage()->onContextEvent(context);
}
else {
ContentViewContextMenu menu(&hitTest, 0);
menu.exec(event->scenePos().toPoint());
}
#endif
}
void GWebContentViewWidget::setZoomFactor(qreal zoom)
{
this->setFocus();
if (!m_userScalable)
return;
setPageZoomFactor(zoom);
}
void GWebContentViewWidget::setPageZoomFactor(qreal zoom)
{
//not zooming if it's bookmark or historyview or not a page
if (!page() ||
(m_webContentView->type() == "webView" &&
m_webContentView->currentPageIsSuperPage()) )
{
return;
}
//qDebug() << __func__ << "Zoom " << zoom << "Max : " << m_maximumScale << "Min: " << m_minimumScale;
if (zoom < m_minimumScale)
zoom = m_minimumScale;
else if (zoom > m_maximumScale)
zoom = m_maximumScale;
QPoint pos = QPoint(0,0);
if (!m_isResize) {
QWebFrame* frame = page()->frameAt(pos);
frame = (frame) ? frame : page()->currentFrame();
QWebHitTestResult htr = frame->hitTestContent(pos);
m_BlockInFocus = htr.element();
if (m_BlockInFocus.tagName() != "IMG")
m_BlockInFocus = htr.enclosingBlockElement();
QPoint position = m_BlockInFocus.geometry().topLeft() - page()->currentFrame()->scrollPosition();
m_Ratiox = (qreal) position.x() / m_BlockInFocus.geometry().width();
m_Ratioy = (qreal) position.y() / m_BlockInFocus.geometry().height();
}
if ( m_dirtyZoomFactor != zoom ) {
m_dirtyZoomFactor = zoom;
#if QT_VERSION < 0x040600
page()->setFixedContentsSize(QSize(m_viewportWidth, m_viewportHeight/zoom));
#else
page()->setPreferredContentsSize(QSize((int)m_viewportWidth, (int)m_viewportHeight/zoom));
#endif
}
QGraphicsWebView::setZoomFactor( zoom );
if (!m_BlockElement.isNull() && m_isResize) {
QPoint imageFocusPoint;
QPoint m_focusedBlockPt = QPoint(m_BlockElement.geometry().topLeft()) - page()->mainFrame()->scrollPosition();
if (m_BlockElement.tagName() != "IMG" && (m_BlockElement.styleProperty(QString("background-image"),QWebElement::InlineStyle) == ""))
page()->mainFrame()->scroll(m_focusedBlockPt.x() - KFocussPoint.x() , m_focusedBlockPt.y() - KFocussPoint.y());
else {
if ((page()->viewportSize().width() - m_BlockElement.geometry().width()) > 0)
imageFocusPoint.setX((page()->viewportSize().width() - m_BlockElement.geometry().width())/2);
else
imageFocusPoint.setX(0);
if ((page()->viewportSize().height() - m_BlockElement.geometry().height()) > 0)
imageFocusPoint.setY((page()->viewportSize().height() - m_BlockElement.geometry().height())/2);
else
imageFocusPoint.setY(0);
page()->mainFrame()->scroll(m_focusedBlockPt.x() - imageFocusPoint.x() ,
m_focusedBlockPt.y() - imageFocusPoint.y());
}
m_focusedBlockPt = QPoint(m_BlockElement.geometry().topLeft()) - page()->mainFrame()->scrollPosition();
emit BlockFocusChanged(m_focusedBlockPt);
} else {
QPoint m_focusedBlockPt = QPoint(m_BlockInFocus.geometry().topLeft()) - page()->mainFrame()->scrollPosition();
page()->currentFrame()->scroll(m_focusedBlockPt.x() - (m_Ratiox * m_BlockInFocus.geometry().width()),
m_focusedBlockPt.y() - (m_Ratioy * m_BlockInFocus.geometry().height()));
m_BlockElement = QWebElement();
}
m_webContentView->changeZoomAction(zoom);
}
void GWebContentViewWidget::setDirtyZoomFactor(qreal zoom)
{
if ( m_dirtyZoomFactor == zoom )
return;
m_dirtyZoomFactor = zoom;
update();
}
void GWebContentViewWidget::onLoadStarted()
{
m_inLoading = true;
m_loadingTime.start();
}
void GWebContentViewWidget::onLoadFinished()
{
#ifdef NO_RESIZE_ON_LOAD
m_inLoading = false;
update();
#endif
}
#ifdef NO_RESIZE_ON_LOAD
void GWebContentViewWidget::paint(QPainter* painter, const QStyleOptionGraphicsItem* options, QWidget* widget)
{
QRect clipRect;
if (options && !options->exposedRect.isEmpty())
clipRect = options->exposedRect.toRect();
else
{
clipRect = geometry().toRect();
clipRect.moveTo(0,0);
}
#ifdef ENABLE_PERF_TRACE
PERF_DEBUG() << "GWebContentViewWidget::paint: " << clipRect << "\n";
unsigned int st = WrtPerfTracer::tracer()->startTimer();
#endif
//painter->fillRect(clipRect, QColor(255, 255, 255));
if (!m_inLoading || !(m_loadingTime.elapsed() < 750)) {
QGraphicsWebView::paint(painter, options, widget);
}
#ifdef ENABLE_PERF_TRACE
PERF_DEBUG() << "GWebContentViewWidget::paint__end: " <<
WrtPerfTracer::tracer()->elapsedTime(st) << "\n";
#endif
}
#else //NO_RESIZE_ON_LOAD
void GWebContentViewWidget::paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget)
{
// if (!m_active) return;
#ifdef ENABLE_PERF_TRACE
PERF_DEBUG() << "GWebContentViewWidget::paint: " << option->exposedRect << "\n";
unsigned int st = WrtPerfTracer::tracer()->startTimer();
#endif
//qDebug() << "GWebContentViewWidget::paint";
if (frozen() && m_frozenPixmap) {
// Frozen, paint the snapshot.
painter->drawPixmap(option->exposedRect.topLeft(), *m_frozenPixmap, option->exposedRect);
}
else {
if (m_bitmapZoom) {
// Frozen ----
qreal czf = 1;
qreal zoomF = zoomFactor();
if ( m_bitmapZoomFactor != zoomF )
czf = m_bitmapZoomFactor/zoomF;
painter->save();
if (czf < 1) {
if (!m_checkeredBoxPixmap) {
setCheckeredPixmap();
}
QBrush brush(*m_checkeredBoxPixmap);
painter->fillRect(0, 0, size().width(), size().height(), brush);
}
painter->drawImage(QRectF(0,0,size().width() * czf,size().height() * czf), *m_bitmapImage);
painter->restore();
}
else if ( qAbs(zoomFactor() - m_dirtyZoomFactor) < 0.0001 )
{
// Do normal paint. ----
// Cannot use normal QGraphicsWebView paint because have to fill background with white for the phone build
// QGraphicsWebView::paintEvent( event);
// Commented the following line out to try to improve scrolling performance. hab - 3/25/10
//painter->fillRect(0, 0, size().width(), size().height(), QColor(255, 255, 255));
//painter->fillRect(clipRect, QColor(255, 255, 255));
QGraphicsWebView::paint(painter, option, widget);
} else {
// Do zooming paint. ----
qreal czf = m_dirtyZoomFactor / zoomFactor();
QWebFrame* frame = page()->mainFrame();
painter->save();
// Commented the following line out to try to improve scrolling performance. hab - 3/25/10
//painter->fillRect(0, 0, size().width(), size().height(), QColor(255, 255, 255));
QTransform transform;
transform.scale(czf, czf);
// painter.translate(-transform.map(frame->scrollPosition()));
QRegion clipRegion = QRect(QPoint(0,0), size().toSize());
if (option && !option->exposedRect.isEmpty())
{
clipRegion.intersect( option->exposedRect.toRect());
}
QTransform invert = transform.inverted();
clipRegion = invert.map(clipRegion);
// clipRegion.translate(frame->scrollPosition());
painter->scale(czf, czf);
// p->m_webPage->mainFrame()->renderContents(&painter, clipRegion);
frame->render(painter, clipRegion);
painter->restore();
}
}
if(!isEnabled()) {
// Disabled, apply whitewash.
ChromeEffect::paintDisabledRect(painter, option->exposedRect);
}
#ifdef ENABLE_PERF_TRACE
PERF_DEBUG() << "GWebContentViewWidget::paint__end: " <<
WrtPerfTracer::tracer()->elapsedTime(st) << "\n";
#endif
}
#endif //NO_RESIZE_ON_LOAD
void GWebContentViewWidget::freeze() {
if(m_frozenCount == 0) {
updateFrozenImage();
update();
}
m_frozenCount++;
}
void GWebContentViewWidget::unfreeze() {
if(m_frozenCount > 0) {
m_frozenCount--;
if(m_frozenCount == 0){
delete m_frozenPixmap;
m_frozenPixmap = 0;
update();
}
}
}
void GWebContentViewWidget::setPage(QWebPage* pg)
{
if (m_wrtPage == pg) return;
if (m_wrtPage) {
disconnect(page()->mainFrame(), 0, this, 0);
m_wrtPage->setView(0);
}
/* Reset the webview page as well - for its internal clean up */
QGraphicsWebView::setPage(pg);
m_wrtPage = pg;
// Call setViewportSize when the initial layout finishes unless pg is a super page.
// Otherwise the superpage's zoom factor get set to its initialScale (0.6667).
// This should be updated/removed when we start saving zoom factors on each page.
if (page() && !m_webContentView->currentPageIsSuperPage()) {
#ifndef NO_RESIZE_ON_LOAD
connect(page()->mainFrame(), SIGNAL(initialLayoutCompleted()), this, SLOT(setViewportSize()));
#endif
// setCacheMode(QGraphicsItem::DeviceCoordinateCache);
}
// setPage() above doesn't seem to trigger an update, do it explicitly.
update();
emit titleChanged(title());
emit urlChanged(url().toString());
}
void GWebContentViewWidget::showNormalPage()
{
WRT::WrtBrowserContainer *wbc = WebPageController::getSingleton()->currentPage();
setPage((QWebPage *)wbc); // static_cast here gives compiler error
}
void GWebContentViewWidget::setBitmapZoom(qreal zoom)
{
if (!m_userScalable || zoom == zoomFactor())
return;
if (zoom < m_minimumScale)
zoom = m_minimumScale;
else if (zoom > m_maximumScale)
zoom = m_maximumScale;
m_bitmapZoom = true;
m_bitmapZoomFactor = zoom;
update();
}
void GWebContentViewWidget::setPageCenterZoomFactor(qreal zoom)
{
//calculating the center of the widget
QPoint widgetCenter = rect().center().toPoint();
//find the content size before applying zoom
QSize docSizeBeforeZoom = page()->mainFrame()->contentsSize();
setZoomFactor(zoom);
//after applying zoom calculate the document size and document center point
QSize docSizeAfterZoom = page()->mainFrame()->contentsSize();
QPoint docPoint = widgetCenter + page()->mainFrame()->scrollPosition();
//calculate the shift in center point after applying zoom
int dx = docSizeAfterZoom.width() * docPoint.x() / docSizeBeforeZoom.width();
int dy = docSizeAfterZoom.height() * docPoint.y() / docSizeBeforeZoom.height();
//move back the shifted center
page()->mainFrame()->scroll(dx-docPoint.x(), dy-docPoint.y());
}
void GWebContentViewWidget::initializeViewportParams()
{
m_maximumScale = KDefaultMaxScale;
m_userScalable = true;
m_inferWidthHeight = true;
m_aspectRation = size().width() / size().height();
#ifdef NO_RESIZE_ON_LOAD
QSize sz = size().toSize();
m_viewportWidth = sz.width();
m_viewportHeight = sz.height();
m_initialScale = 1.0;
#else
m_viewportWidth = KDefaultViewportWidth;
m_viewportHeight = (int)size().height();
if ( size().width() < size().height()) //if Portrait
m_initialScale = size().width() / KDefaultPortraitScaleWidth;
else
m_initialScale = size().width() / KDefaultViewportWidth;
#endif //NO_RESIZE_ON_LOAD
m_minimumScale = m_initialScale;
}
/*!
* Provides the default values - used when opening a new blank window
*/
const WebPageData& GWebContentViewWidget::defaultZoomData()
{
static const WebPageData data(KDefaultMaxScale,KDefaultMinScale,false, KInitialZoomFactorValue);
return data;
}
/*!
* Set the viewport Size
*/
void GWebContentViewWidget::setViewportSize()
{
if (!page()) return;
QWebFrame* frame = page()->mainFrame();
initializeViewportParams();
// TODO: INVESTIGATE: In the case of multiple windows loading pages simultaneously, it is possible
// to be calling this slot on a signal from a frame that is not
// the frame of the page saved here. It might be better to use 'sender' instead of
// page->mainFrame() to get the metaData so that we use the meta data of the corresponding
// frame
QMap<QString, QString> metaData = frame->metaData();
QString viewportTag = metaData.value("viewport");
if (!viewportTag.isEmpty()) {
QStringList paramList;
if (viewportTag.contains(';')) {
paramList = viewportTag.split(";", QString::SkipEmptyParts);
} else {
paramList = viewportTag.split(",", QString::SkipEmptyParts);
}
int paramCount = 0;
while (paramCount < paramList.count()) {
QStringList subParamList = paramList[paramCount].split ('=', QString::SkipEmptyParts);
paramCount++;
QString viewportProperty = subParamList.front();
QString propertyValue = subParamList.back();
parseViewPortParam(viewportProperty.trimmed(), propertyValue.trimmed());
}
}
m_initialScale = qBound(m_minimumScale, m_initialScale, m_maximumScale);
#ifdef NO_RESIZE_ON_LOAD
#if QT_VERSION < 0x040600
page()->setFixedContentsSize(QSize(m_viewportWidth, m_viewportHeight));
#else
page()->setPreferredContentsSize(QSize((int)m_viewportWidth, (int)m_viewportHeight));
#endif
#endif //NO_RESIZE_ON_LOAD
#ifndef NO_RESIZE_ON_LOAD
qreal zoomF = 0.0;
QString str;
if (m_isResize && (m_currentinitialScale != zoomFactor())) {
zoomF = ((qreal)(page()->viewportSize().width()-10) * zoomFactor())/(m_previousViewPortwidth-10);
str.setNum(zoomF,'f',2);
zoomF = str.toDouble();
setPageZoomFactor(zoomF);
}
else {
setPageZoomFactor(m_initialScale);
}
m_BlockInFocus = QWebElement();
m_currentinitialScale = m_initialScale;
#endif //NO_RESIZE_ON_LOAD
// Let the page save the data. Even though it is part of the frame, it is easier to
// save the info in the page to avoid parsing the meta data again.
WrtBrowserContainer* pg = static_cast<WrtBrowserContainer*>(page());
//WTF pg->setPageZoomMetaData(pageZoomMetaData());
}
qreal GWebContentViewWidget::initialScale()
{
return m_initialScale;
}
void GWebContentViewWidget::parseViewPortParam(const QString &propertyName, const QString &propertyValue)
{
if (propertyName == KViewPortWidthTag) {
if (propertyValue == KViewPortDeviceWidthTag) {
m_viewportWidth = size().width();
m_viewportHeight = m_viewportWidth * m_aspectRation;
}
else if (propertyValue == KViewPortDeviceHeightTag) {
m_viewportWidth = size().height();
m_viewportHeight = m_viewportWidth * m_aspectRation;
}
else {
m_viewportWidth = propertyValue.toInt();
if (m_viewportWidth < KMinViewportWidth)
m_viewportWidth = KMinViewportWidth;
else if (m_viewportWidth > KMaxViewportWidth)
m_viewportWidth = KMaxViewportWidth;
m_viewportHeight = m_viewportWidth * m_aspectRation;
}
m_initialScale = size().width() / m_viewportWidth;
if (m_initialScale < KDefaultMinScale || m_initialScale > KDefaultMaxScale)
m_initialScale = KDefaultMinScale;
m_minimumScale = m_initialScale;
m_inferWidthHeight = false;
}
else if (propertyName == KViewPortHeightTag) {
if (propertyValue == KViewPortDeviceWidthTag) {
m_viewportHeight = (int)size().width();
m_viewportWidth = m_viewportHeight * m_aspectRation;
}
else if (propertyValue == KViewPortDeviceHeightTag) {
m_viewportHeight = (int)size().height();
m_viewportWidth = m_viewportHeight * m_aspectRation;
}
else {
m_viewportHeight = propertyValue.toInt();
if (m_viewportHeight < KMinViewportHeight)
m_viewportHeight = KMinViewportHeight;
else if (m_viewportHeight > KMaxViewportHeight)
m_viewportHeight = KMaxViewportHeight;
m_viewportWidth = m_viewportHeight * m_aspectRation;
}
m_initialScale = size().height() / m_viewportHeight;
if (m_initialScale < KDefaultMinScale || m_initialScale > KDefaultMaxScale)
m_initialScale = KDefaultMinScale;
m_minimumScale = m_initialScale;
m_inferWidthHeight = false;
}
else if (propertyName == KViewPortInitialScaleTag) {
m_initialScale = propertyValue.toDouble();
if (m_inferWidthHeight) {
m_viewportWidth = (int)size().width();
m_viewportHeight = m_viewportWidth * m_aspectRation;
}
}
else if (propertyName == KViewPortMinScaleTag) {
m_minimumScale = propertyValue.toDouble();
if (m_minimumScale < 0
|| m_minimumScale > KMaxPageZoom
|| m_minimumScale > m_maximumScale)
m_minimumScale = KDefaultMinScale;
}
else if (propertyName == KViewPortMaxScaleTag) {
m_maximumScale = propertyValue.toDouble();
if (m_maximumScale < 0
|| m_maximumScale > KMaxPageZoom
|| m_maximumScale < m_minimumScale)
m_maximumScale = KDefaultMaxScale;
}
else if (propertyName == KViewPortUserScalableTag) {
if (propertyValue =="no" || propertyValue =="0")
{
m_userScalable = false;
view()->deactivateZoomActions();
}
else
m_userScalable = true;
}
}
bool GWebContentViewWidget::isUserScalable()
{
return m_userScalable;
}
qreal GWebContentViewWidget::minimumScale()
{
return m_minimumScale;
}
qreal GWebContentViewWidget::maximumScale()
{
return m_maximumScale;
}
/* WTF ZoomMetaData GWebContentViewWidget::pageZoomMetaData() {
ZoomMetaData data;
data.minScale = m_minimumScale;
data.maxScale = m_maximumScale;
data.userScalable = m_userScalable;
data.zoomValue = view()->getSavedZoomValueInView();
return data;
}
void GWebContentViewWidget::setPageZoomMetaData(ZoomMetaData data) {
m_minimumScale = data.minScale ;
m_maximumScale = data.maxScale ;
m_userScalable = data.userScalable;
view()->setSavedZoomValueInView(data.zoomValue);
}
*/
QWebPage* GWebContentViewWidget::page() const
{
if (!m_wrtPage) {
GWebContentViewWidget* that = const_cast<GWebContentViewWidget*>(this);
that->setPage(BrowserPageFactory::openBrowserPage());
}
return m_wrtPage;
}
QPointF GWebContentViewWidget::mapToGlobal(const QPointF& p)
{
QList<QGraphicsView*> gvList = scene()->views();
QList<QGraphicsView*>::iterator it;
for (it = gvList.begin(); it != gvList.end(); it++)
{
if (static_cast<QGraphicsView*>(*it)->hasFocus())
{
QWidget* viewport = static_cast<QGraphicsView*>(*it)->viewport();
return viewport->mapToGlobal(mapToScene(p).toPoint());
}
}
return QPoint(0, 0);
}
QPointF GWebContentViewWidget::mapFromGlobal(const QPointF& p)
{
QList<QGraphicsView*> gvList = scene()->views();
QList<QGraphicsView*>::iterator it;
for (it = gvList.begin(); it != gvList.end(); it++)
{
if (static_cast<QGraphicsView*>(*it)->hasFocus())
{
QWidget* viewport = static_cast<QGraphicsView*>(*it)->viewport();
return mapFromScene(viewport->mapFromGlobal(p.toPoint()));
}
}
return QPoint(0, 0);
}
void GWebContentViewWidget::setTextSizeMultiplier(qreal factor)
{
page()->mainFrame()->setTextSizeMultiplier(factor);
}
void GWebContentViewWidget::onInitLayout()
{
update();
}
}