void QgsConfigParser::appendCRSElementsToLayer( QDomElement& layerElement, QDomDocument& doc, const QStringList &crsList ) const
{
if ( layerElement.isNull() )
{
return;
}
//insert the CRS elements after the title element to be in accordance with the WMS 1.3 specification
QDomElement titleElement = layerElement.firstChildElement( "Title" );
//In case the number of advertised CRS is constrained
QSet<QString> crsSet = supportedOutputCrsSet();
QStringList::const_iterator crsIt = crsList.constBegin();
for ( ; crsIt != crsList.constEnd(); ++crsIt )
{
if ( !crsSet.isEmpty() && !crsSet.contains( *crsIt ) ) //consider epsg output constraint
{
continue;
}
QDomElement crsElement = doc.createElement( "CRS" );
QDomText crsText = doc.createTextNode( *crsIt );
crsElement.appendChild( crsText );
layerElement.insertAfter( crsElement, titleElement );
}
}
void QgsConfigParser::appendExGeographicBoundingBox( QDomElement& layerElem,
QDomDocument& doc,
const QgsRectangle& layerExtent,
const QgsCoordinateReferenceSystem& layerCRS ) const
{
if ( layerElem.isNull() )
{
return;
}
QgsCoordinateReferenceSystem wgs84;
wgs84.createFromOgcWmsCrs( GEO_EPSG_CRS_AUTHID );
//Ex_GeographicBoundingBox
//transform the layers native CRS into WGS84
QgsCoordinateTransform exGeoTransform( layerCRS, wgs84 );
QgsRectangle wgs84BoundingRect = exGeoTransform.transformBoundingBox( layerExtent );
QDomElement ExGeoBBoxElement = doc.createElement( "EX_GeographicBoundingBox" );
QDomElement wBoundLongitudeElement = doc.createElement( "westBoundLongitude" );
QDomText wBoundLongitudeText = doc.createTextNode( QString::number( wgs84BoundingRect.xMinimum() ) );
wBoundLongitudeElement.appendChild( wBoundLongitudeText );
ExGeoBBoxElement.appendChild( wBoundLongitudeElement );
QDomElement eBoundLongitudeElement = doc.createElement( "eastBoundLongitude" );
QDomText eBoundLongitudeText = doc.createTextNode( QString::number( wgs84BoundingRect.xMaximum() ) );
eBoundLongitudeElement.appendChild( eBoundLongitudeText );
ExGeoBBoxElement.appendChild( eBoundLongitudeElement );
QDomElement sBoundLatitudeElement = doc.createElement( "southBoundLatitude" );
QDomText sBoundLatitudeText = doc.createTextNode( QString::number( wgs84BoundingRect.yMinimum() ) );
sBoundLatitudeElement.appendChild( sBoundLatitudeText );
ExGeoBBoxElement.appendChild( sBoundLatitudeElement );
QDomElement nBoundLatitudeElement = doc.createElement( "northBoundLatitude" );
QDomText nBoundLatitudeText = doc.createTextNode( QString::number( wgs84BoundingRect.yMaximum() ) );
nBoundLatitudeElement.appendChild( nBoundLatitudeText );
ExGeoBBoxElement.appendChild( nBoundLatitudeElement );
//BoundingBox element
QDomElement bBoxElement = doc.createElement( "BoundingBox" );
if ( layerCRS.isValid() )
{
bBoxElement.setAttribute( "CRS", layerCRS.authid() );
}
bBoxElement.setAttribute( "minx", QString::number( layerExtent.xMinimum() ) );
bBoxElement.setAttribute( "miny", QString::number( layerExtent.yMinimum() ) );
bBoxElement.setAttribute( "maxx", QString::number( layerExtent.xMaximum() ) );
bBoxElement.setAttribute( "maxy", QString::number( layerExtent.yMaximum() ) );
QDomElement lastCRSElem = layerElem.lastChildElement( "CRS" );
if ( !lastCRSElem.isNull() )
{
layerElem.insertAfter( ExGeoBBoxElement, lastCRSElem );
layerElem.insertAfter( bBoxElement, ExGeoBBoxElement );
}
else
{
layerElem.appendChild( ExGeoBBoxElement );
layerElem.appendChild( bBoxElement );
}
}
//static
QDomElement RKComponentMap::findOrCreateElement (QDomElement& parent, const QString& tagname, const QString& name, const QString& label, int index) {
RK_TRACE (PLUGIN);
XMLHelper* xml = XMLHelper::getStaticHelper ();
XMLChildList list = xml->getChildElements (parent, QString::null, DL_INFO); // we need to look at all children, so we get the order right
QDomElement insert_after_element;
for (XMLChildList::const_iterator it=list.begin (); it != list.end (); ++it) {
if ((tagname == (*it).tagName ()) && (name == xml->getStringAttribute ((*it), "name", "", DL_ERROR))) {
return (*it);
} else {
if (index >= 0) {
if (index > xml->getIntAttribute ((*it), "index", -1, DL_INFO)) {
insert_after_element = *it;
}
}
}
}
// element not found. Create a new one instead
QDomElement ret = xmlguiBuildDocument ().createElement (tagname);
ret.setAttribute ("name", name);
ret.setAttribute ("index", index);
if (!label.isEmpty ()) {
QDomElement text = xmlguiBuildDocument ().createElement ("text");
text.appendChild (xmlguiBuildDocument ().createTextNode (label));
ret.appendChild (text);
}
parent.insertAfter (ret, insert_after_element); // if index_after_element.isNull, this add the new element as the last child of parent!
return ret;
}
static void replaceNode(QDomElement &docElem, QDomNode &n, const QStringList &list, const QString &tag)
{
for(QStringList::ConstIterator it = list.begin();
it != list.end(); ++it)
{
QDomElement e = docElem.ownerDocument().createElement(tag);
QDomText txt = docElem.ownerDocument().createTextNode(*it);
e.appendChild(txt);
docElem.insertAfter(e, n);
}
QDomNode next = n.nextSibling();
docElem.removeChild(n);
n = next;
// kDebug(7021) << "Next tag = " << n.toElement().tagName();
}
void MainWindow::on_actionPage_forward_activated()
{
QDomElement root = document->documentElement();
QDomElement picture = album.toElement();
root.insertAfter( picture, picture.nextSiblingElement("photo") );
if(album.nextSibling().isNull())
{
ui->actionMove_forward->setEnabled(false);
ui->actionPage_forward->setEnabled(false);
}
if(!album.previousSibling().isNull())
{
ui->actionMove_backward->setEnabled(true);
ui->actionPage_backward->setEnabled(true);
}
ui->statusBar->showMessage("Moved photo forward one in album");
}
void QgsSingleBandGrayRenderer::toSld( QDomDocument &doc, QDomElement &element, const QgsStringMap &props ) const
{
QgsStringMap newProps = props;
// create base structure
QgsRasterRenderer::toSld( doc, element, props );
// look for RasterSymbolizer tag
QDomNodeList elements = element.elementsByTagName( QStringLiteral( "sld:RasterSymbolizer" ) );
if ( elements.size() == 0 )
return;
// there SHOULD be only one
QDomElement rasterSymbolizerElem = elements.at( 0 ).toElement();
// add Channel Selection tags
// Need to insert channelSelection in the correct sequence as in SLD standard e.g.
// after opacity or geometry or as first element after sld:RasterSymbolizer
QDomElement channelSelectionElem = doc.createElement( QStringLiteral( "sld:ChannelSelection" ) );
elements = rasterSymbolizerElem.elementsByTagName( QStringLiteral( "sld:Opacity" ) );
if ( elements.size() != 0 )
{
rasterSymbolizerElem.insertAfter( channelSelectionElem, elements.at( 0 ) );
}
else
{
elements = rasterSymbolizerElem.elementsByTagName( QStringLiteral( "sld:Geometry" ) );
if ( elements.size() != 0 )
{
rasterSymbolizerElem.insertAfter( channelSelectionElem, elements.at( 0 ) );
}
else
{
rasterSymbolizerElem.insertBefore( channelSelectionElem, rasterSymbolizerElem.firstChild() );
}
}
// for gray band
QDomElement channelElem = doc.createElement( QStringLiteral( "sld:GrayChannel" ) );
channelSelectionElem.appendChild( channelElem );
// set band
QDomElement sourceChannelNameElem = doc.createElement( QStringLiteral( "sld:SourceChannelName" ) );
sourceChannelNameElem.appendChild( doc.createTextNode( QString::number( grayBand() ) ) );
channelElem.appendChild( sourceChannelNameElem );
// set ContrastEnhancement
if ( contrastEnhancement() )
{
QDomElement contrastEnhancementElem = doc.createElement( QStringLiteral( "sld:ContrastEnhancement" ) );
contrastEnhancement()->toSld( doc, contrastEnhancementElem );
// do changes to minValue/maxValues depending on stretching algorithm. This is necessary because
// geoserver do a first stretch on min/max, then apply colo map rules. In some combination is necessary
// to use real min/max values and in othere the actual edited min/max values
switch ( contrastEnhancement()->contrastEnhancementAlgorithm() )
{
case QgsContrastEnhancement::StretchAndClipToMinimumMaximum:
case QgsContrastEnhancement::ClipToMinimumMaximum:
{
// with this renderer export have to be check against real min/max values of the raster
QgsRasterBandStats myRasterBandStats = mInput->bandStatistics( grayBand(), QgsRasterBandStats::Min | QgsRasterBandStats::Max );
// if minimum range differ from the real minimum => set is in exported SLD vendor option
if ( !qgsDoubleNear( contrastEnhancement()->minimumValue(), myRasterBandStats.minimumValue ) )
{
// look for VendorOption tag to look for that with minValue attribute
QDomNodeList elements = contrastEnhancementElem.elementsByTagName( QStringLiteral( "sld:VendorOption" ) );
for ( int i = 0; i < elements.size(); ++i )
{
QDomElement vendorOption = elements.at( i ).toElement();
if ( vendorOption.attribute( QStringLiteral( "name" ) ) != QStringLiteral( "minValue" ) )
continue;
// remove old value and add the new one
vendorOption.removeChild( vendorOption.firstChild() );
vendorOption.appendChild( doc.createTextNode( QString::number( myRasterBandStats.minimumValue ) ) );
}
}
break;
}
case QgsContrastEnhancement::UserDefinedEnhancement:
break;
case QgsContrastEnhancement::NoEnhancement:
break;
case QgsContrastEnhancement::StretchToMinimumMaximum:
break;
}
channelElem.appendChild( contrastEnhancementElem );
}
// for each color set a ColorMapEntry tag nested into "sld:ColorMap" tag
// e.g. <ColorMapEntry color="#EEBE2F" quantity="-300" label="label" opacity="0"/>
QList< QPair< QString, QColor > > classes;
legendSymbologyItems( classes );
// add ColorMap tag
QDomElement colorMapElem = doc.createElement( QStringLiteral( "sld:ColorMap" ) );
rasterSymbolizerElem.appendChild( colorMapElem );
// TODO: add clip intervals basing on real min/max without trigger
// min/max calculation again that can takes a lot for remote or big images
//
// contrast enhancement against a color map can be SLD simulated playing with ColorMapEntryies
// each ContrastEnhancementAlgorithm need a specific management.
// set type of ColorMap ramp [ramp, intervals, values]
// basing on interpolation algorithm of the raster shader
QList< QPair< QString, QColor > > colorMapping( classes );
switch ( contrastEnhancement()->contrastEnhancementAlgorithm() )
{
case ( QgsContrastEnhancement::StretchAndClipToMinimumMaximum ):
case ( QgsContrastEnhancement::ClipToMinimumMaximum ):
{
QString lowValue = classes[0].first;
QColor lowColor = classes[0].second;
lowColor.setAlpha( 0 );
QString highValue = classes[1].first;
QColor highColor = classes[1].second;
highColor.setAlpha( 0 );
colorMapping.prepend( QPair< QString, QColor >( lowValue, lowColor ) );
colorMapping.append( QPair< QString, QColor >( highValue, highColor ) );
break;
}
case ( QgsContrastEnhancement::StretchToMinimumMaximum ):
{
colorMapping[0].first = QStringLiteral( "0" );
colorMapping[1].first = QStringLiteral( "255" );
break;
}
case ( QgsContrastEnhancement::UserDefinedEnhancement ):
break;
case ( QgsContrastEnhancement::NoEnhancement ):
break;
}
// create tags
QList< QPair< QString, QColor > >::ConstIterator it;
for ( it = colorMapping.begin(); it != colorMapping.constEnd() ; ++it )
{
// set low level color mapping
QDomElement lowColorMapEntryElem = doc.createElement( QStringLiteral( "sld:ColorMapEntry" ) );
colorMapElem.appendChild( lowColorMapEntryElem );
lowColorMapEntryElem.setAttribute( QStringLiteral( "color" ), it->second.name() );
lowColorMapEntryElem.setAttribute( QStringLiteral( "quantity" ), it->first );
if ( it->second.alphaF() == 0.0 )
{
lowColorMapEntryElem.setAttribute( QStringLiteral( "opacity" ), QString::number( it->second.alpha() ) );
}
}
}
void StatusDialog::savePreset(const QString &preset_caption)
{
QFile presets_file(m_preset_file);
if ( presets_file.exists() )
{
if (presets_file.open(QIODevice::ReadOnly) )
{
QDomDocument doc;
if ( doc.setContent(&presets_file) )
{
QDomElement rootElement = doc.documentElement();
QDomElement preset_element = doc.createElement("preset");
QDomElement caption_element = doc.createElement("caption");
QDomText caption_text = doc.createTextNode(preset_caption);
caption_element.appendChild(caption_text);
QDomElement message_element = doc.createElement("message");
QDomText message_text = doc.createTextNode(ui.statusTextEdit->toPlainText());
message_element.appendChild(message_text);
preset_element.appendChild(caption_element);
preset_element.appendChild(message_element);
rootElement.insertAfter(preset_element, rootElement.lastChild());
presets_file.close();
if ( presets_file.open(QIODevice::WriteOnly) )
{
QTextStream preset_stream(&presets_file);
preset_stream.setCodec("UTF-8");
preset_stream<<doc.toString();
presets_file.close();
}
}
}
}
else
{
if ( presets_file.open(QIODevice::WriteOnly) )
{
QDomDocument doc("stauspresets");
QDomProcessingInstruction process = doc.createProcessingInstruction(
"xml", "version=\"1.0\" encoding=\"utf-8\"");
doc.appendChild(process);
QDomElement rootElement = doc.createElement("stauspresets");
doc.appendChild(rootElement);
QDomElement preset_element = doc.createElement("preset");
QDomElement caption_element = doc.createElement("caption");
QDomText caption_text = doc.createTextNode(preset_caption);
caption_element.appendChild(caption_text);
QDomElement message_element = doc.createElement("message");
QDomText message_text = doc.createTextNode(ui.statusTextEdit->toPlainText());
message_element.appendChild(message_text);
preset_element.appendChild(caption_element);
preset_element.appendChild(message_element);
rootElement.appendChild(preset_element);
doc.appendChild(rootElement);
QTextStream presets_stream(&presets_file);
presets_stream.setCodec("UTF-8");
presets_stream<<doc.toString();
presets_file.close();
}
}
ui.presetComboBox->addItem(preset_caption,ui.statusTextEdit->toPlainText());
}
void writeJob::dragModuleName(const QString name, const int index, const int allRow, const QString upOrDown)
{
qDebug()<<"4.dragModuleName";
QDomElement root = doc.documentElement();
QDomElement modEle = root.firstChildElement("Module");
if(index==0) //插到头
{
while (!modEle.isNull())
{
if(modEle.attribute("name")==name && modEle.attribute("id")==moduleID)
{
QDomElement firstModEle=root.firstChildElement("Module");
root.insertBefore(modEle,firstModEle);
break;
}
modEle = modEle.nextSiblingElement("Module");
}
}
else if(index==(allRow-1)) // 插到尾
{
while (!modEle.isNull())
{
if(modEle.attribute("name")==name && modEle.attribute("id")==moduleID)
{
QDomElement lastModEle=root.lastChildElement("Module");
root.insertAfter(modEle,lastModEle);
break;
}
modEle = modEle.nextSiblingElement("Module");
}
}
else //其他情况
{
QDomElement insertAfterEle;
QDomElement rightEle;
insertAfterEle=modEle;
//难道还要分上到下，下到上??
if(upOrDown=="up")
{
for(int i=0; i<index-1;i++)
{
modEle = modEle.nextSiblingElement("Module");
insertAfterEle=modEle;
qDebug()<<i<<insertAfterEle.attribute("name");
}
}
if(upOrDown=="down")
{
for(int i=0; i<index;i++)
{
modEle = modEle.nextSiblingElement("Module");
insertAfterEle=modEle;
qDebug()<<i<<insertAfterEle.attribute("name");
}
}
modEle=root.firstChildElement("Module");
while (!modEle.isNull())
{
if(modEle.attribute("name")==name && modEle.attribute("id")==moduleID)
{
rightEle=modEle;
qDebug()<<rightEle.attribute("name")<<insertAfterEle.attribute("name");
root.insertAfter(rightEle,insertAfterEle);
break;
}
modEle = modEle.nextSiblingElement("Module");
}
}
if(!write())
qDebug()<<"delete job failed";
}
void saveScene(QWidget *parent, SceneContext *ctx, const QString &targetFile) {
QDomElement root = ctx->doc.documentElement();
// ====================================================================
// Serialize the sensor configuration
// ====================================================================
QList<QDomElement> oldSensors = findAllChildren(root, "sensor");
const ref_vector<Sensor> sensors = ctx->scene->getSensors();
ref_vector<Sensor>::const_iterator it = std::find(sensors.begin(),
sensors.end(), ctx->scene->getSensor());
if (it == sensors.end())
SLog(EError, "Number of sensors did not match between loaded scene and XML file!");
QDomElement sensor, oldSensor;
if (oldSensors.size() == 0)
; // ok -- scene did not contain a sensor before
else if ((size_t) oldSensors.size() != ctx->scene->getSensors().size())
SLog(EError, "Number of sensors did not match between loaded scene and XML file!");
else
oldSensor = oldSensors[it-sensors.begin()];
if (oldSensor.isNull()) {
sensor = ctx->doc.createElement("sensor");
root.insertAfter(sensor, QDomNode());
} else {
sensor = ctx->doc.createElement("sensor");
root.insertAfter(sensor, oldSensor);
root.removeChild(oldSensor);
}
setProperties(ctx->doc, sensor, ctx->scene->getSensor()->getProperties());
// ====================================================================
// Serialize the sampler configuration
// ====================================================================
QDomElement sampler = ctx->doc.createElement("sampler");
sensor.appendChild(sampler);
setProperties(ctx->doc, sampler,
ctx->scene->getSampler()->getProperties());
// ====================================================================
// Serialize the film configuration
// ====================================================================
QDomElement film = ctx->doc.createElement("film");
sensor.appendChild(film);
Properties filmProps(ctx->scene->getFilm()->getProperties());
if (filmProps.getPluginName() == "ldrfilm") {
/* Also export the tonemapper settings */
if (ctx->toneMappingMethod == EGamma) {
filmProps.setString("tonemapMethod", "gamma", false);
filmProps.setFloat("exposure", ctx->exposure, false);
filmProps.removeProperty("key");
filmProps.removeProperty("burn");
} else {
filmProps.setString("tonemapMethod", "reinhard", false);
filmProps.setFloat("key", ctx->reinhardKey, false);
filmProps.setFloat("burn", (ctx->reinhardBurn + 10) / 20.0f, false);
filmProps.removeProperty("exposure");
}
filmProps.setFloat("gamma", ctx->srgb ? -1 : ctx->gamma, false);
}
setProperties(ctx->doc, film, filmProps);
// ====================================================================
// Serialize the reconstruction filter configuration
// ====================================================================
QDomElement rfilter = ctx->doc.createElement("rfilter");
film.appendChild(rfilter);
setProperties(ctx->doc, rfilter,
ctx->scene->getFilm()->getReconstructionFilter()->getProperties());
// ====================================================================
// Serialize medium references of the sensor
// ====================================================================
QList<QDomElement> oldSensorReferences = findAllChildren(oldSensor, "ref");
oldSensorReferences.append(findAllChildren(oldSensor, "medium"));
for (int i=0; i<oldSensorReferences.size(); ++i)
sensor.appendChild(ctx->doc.importNode(oldSensorReferences[i], true));
// ====================================================================
// Serialize the integrator configuration
// ====================================================================
QDomElement oldIntegratorNode = findUniqueChild(root, "integrator");
QDomElement newIntegratorNode = ctx->doc.createElement("integrator");
const Integrator *integrator = ctx->scene->getIntegrator();
setProperties(ctx->doc, newIntegratorNode, integrator->getProperties());
processSubIntegrators(ctx->doc, integrator, newIntegratorNode);
root.insertBefore(newIntegratorNode, oldIntegratorNode);
root.removeChild(oldIntegratorNode);
QFile file;
file.setFileName(targetFile);
if (!file.open(QIODevice::WriteOnly | QIODevice::Truncate | QIODevice::Text)) {
QMessageBox::critical(parent, parent->tr("Unable to save"),
parent->tr("Unable to save changes: could not open the destination file <b>%1</b>.").arg(targetFile),
QMessageBox::Ok);
return;
}
/* Clean up the XML output generated by Qt so that it
is more suitable for human consumption ..
Beware: the code below is tailored to Qt's
output and won't work on arbitrary XML files */
QString textContent = ctx->doc.toString();
QTextStream input(&textContent);
QTextStream output(&file);
cleanupXML(input, output);
file.close();
}