void QgsComposerHtml::loadHtml() { if ( !mWebPage || mUrl.isEmpty() ) { return; } mLoaded = false; mWebPage->mainFrame()->load( mUrl ); while ( !mLoaded ) { qApp->processEvents(); } if ( frameCount() < 1 ) return; QSize contentsSize = mWebPage->mainFrame()->contentsSize(); contentsSize.setWidth( mFrameItems.at( 0 )->boundingRect().width() * mHtmlUnitsToMM ); mWebPage->setViewportSize( contentsSize ); mWebPage->mainFrame()->setScrollBarPolicy( Qt::Horizontal, Qt::ScrollBarAlwaysOff ); mWebPage->mainFrame()->setScrollBarPolicy( Qt::Vertical, Qt::ScrollBarAlwaysOff ); mSize.setWidth( contentsSize.width() / mHtmlUnitsToMM ); mSize.setHeight( contentsSize.height() / mHtmlUnitsToMM ); renderCachedImage(); recalculateFrameSizes(); emit changed(); }
void QgsComposerHtml::recalculateFrameSizes() { if ( frameCount() < 1 ) return; QSize contentsSize = mWebPage->mainFrame()->contentsSize(); //find maximum frame width double maxFrameWidth = 0; QList<QgsComposerFrame*>::const_iterator frameIt = mFrameItems.constBegin(); for ( ; frameIt != mFrameItems.constEnd(); ++frameIt ) { maxFrameWidth = qMax( maxFrameWidth, ( *frameIt )->boundingRect().width() ); } //set content width to match maximum frame width contentsSize.setWidth( maxFrameWidth * mHtmlUnitsToMM ); mWebPage->setViewportSize( contentsSize ); mSize.setWidth( contentsSize.width() / mHtmlUnitsToMM ); mSize.setHeight( contentsSize.height() / mHtmlUnitsToMM ); if ( contentsSize.isValid() ) { renderCachedImage(); } QgsComposerMultiFrame::recalculateFrameSizes(); emit changed(); }
void QgsComposerHtml::recalculateFrameSizes() { if ( frameCount() < 1 ) return; QSize contentsSize = mWebPage->mainFrame()->contentsSize(); //find maximum frame width double maxWidth = maxFrameWidth(); //set content width to match maximum frame width contentsSize.setWidth( maxWidth * mHtmlUnitsToMM ); mWebPage->setViewportSize( contentsSize ); mSize.setWidth( contentsSize.width() / mHtmlUnitsToMM ); mSize.setHeight( contentsSize.height() / mHtmlUnitsToMM ); if ( contentsSize.isValid() ) { renderCachedImage(); } QgsComposerMultiFrame::recalculateFrameSizes(); emit changed(); }
void QgsComposerHtml::loadHtml() { if ( !mWebPage ) { return; } QString loadedHtml; switch ( mContentMode ) { case QgsComposerHtml::Url: { QString currentUrl = mUrl.toString(); //data defined url set? QVariant exprVal; if ( dataDefinedEvaluate( QgsComposerObject::SourceUrl, exprVal ) ) { currentUrl = exprVal.toString().trimmed();; QgsDebugMsg( QString( "exprVal Source Url:%1" ).arg( currentUrl ) ); } if ( currentUrl.isEmpty() ) { return; } if ( currentUrl != mLastFetchedUrl ) { loadedHtml = fetchHtml( QUrl( currentUrl ) ); mLastFetchedUrl = currentUrl; } else { loadedHtml = mFetchedHtml; } break; } case QgsComposerHtml::ManualHtml: loadedHtml = mHtml; break; } //evaluate expressions if ( mEvaluateExpressions ) { loadedHtml = QgsExpression::replaceExpressionText( loadedHtml, mExpressionFeature, mExpressionLayer ); } mLoaded = false; //set html, using the specified url as base if in Url mode mWebPage->mainFrame()->setHtml( loadedHtml, mContentMode == QgsComposerHtml::Url ? QUrl( mActualFetchedUrl ) : QUrl() ); //set user stylesheet QWebSettings* settings = mWebPage->settings(); if ( mEnableUserStylesheet && ! mUserStylesheet.isEmpty() ) { QByteArray ba; ba.append( mUserStylesheet.toUtf8() ); QUrl cssFileURL = QUrl( "data:text/css;charset=utf-8;base64," + ba.toBase64() ); settings->setUserStyleSheetUrl( cssFileURL ); } else { settings->setUserStyleSheetUrl( QUrl() ); } while ( !mLoaded ) { qApp->processEvents(); } if ( frameCount() < 1 ) return; QSize contentsSize = mWebPage->mainFrame()->contentsSize(); //find maximum frame width double maxFrameWidth = 0; QList<QgsComposerFrame*>::const_iterator frameIt = mFrameItems.constBegin(); for ( ; frameIt != mFrameItems.constEnd(); ++frameIt ) { maxFrameWidth = qMax( maxFrameWidth, ( *frameIt )->boundingRect().width() ); } //set content width to match maximum frame width contentsSize.setWidth( maxFrameWidth * mHtmlUnitsToMM ); mWebPage->setViewportSize( contentsSize ); mWebPage->mainFrame()->setScrollBarPolicy( Qt::Horizontal, Qt::ScrollBarAlwaysOff ); mWebPage->mainFrame()->setScrollBarPolicy( Qt::Vertical, Qt::ScrollBarAlwaysOff ); mSize.setWidth( contentsSize.width() / mHtmlUnitsToMM ); mSize.setHeight( contentsSize.height() / mHtmlUnitsToMM ); renderCachedImage(); recalculateFrameSizes(); emit changed(); //trigger a repaint emit contentsChanged(); }