[layout] connect converted to loader code

src/core/layout/qgscompositionconverter.cpp

@@ -30,6 +30,7 @@
 #include "qgsproject.h"
 #include "qgsmaplayerstylemanager.h"
 
+#include "qgslayoutpagecollection.h"
 #include "qgslayoutitemregistry.h"
 #include "qgslayoutitemlabel.h"
 #include "qgslayoutitemshape.h"
@@ -860,6 +861,7 @@ bool QgsCompositionConverter::readMapXml( QgsLayoutItemMap *layoutItem, const QD
 
 bool QgsCompositionConverter::readScaleBarXml( QgsLayoutItemScaleBar *layoutItem, const QDomElement &itemElem, const QgsProject *project )
 {
+  Q_UNUSED( project );
   restoreGeneralComposeItemProperties( layoutItem, itemElem );
 
   layoutItem->setHeight( itemElem.attribute( QStringLiteral( "height" ), QStringLiteral( "5.0" ) ).toDouble() );

src/core/layout/qgslayoutmanager.cpp

@@ -20,6 +20,7 @@
 #include "qgslayoutundostack.h"
 #include "qgsprintlayout.h"
 #include "qgsreport.h"
+#include "qgscompositionconverter.h"
 
 QgsLayoutManager::QgsLayoutManager( QgsProject *project )
   : QObject( project )
@@ -188,6 +189,17 @@ bool QgsLayoutManager::readXml( const QDomElement &element, const QDomDocument &
   QDomNodeList composerNodes = element.elementsByTagName( QStringLiteral( "Composer" ) );
   for ( int i = 0; i < composerNodes.size(); ++i )
   {
+    // Convert compositions to layouts
+    QDomNodeList compositionNodes = composerNodes.at( i ).toElement().elementsByTagName( QStringLiteral( "Composition" ) );
+    for ( int j = 0; j < compositionNodes.size(); ++j )
+    {
+      QgsLayout  *l = nullptr;
+      l = QgsCompositionConverter::createLayoutFromCompositionXml( compositionNodes.at( j ).toElement(), mProject );
+      if ( l )
+        addLayout( l );
+    }
+
+    // legacy import
     QString legacyTitle = composerNodes.at( i ).toElement().attribute( QStringLiteral( "title" ) );
     QgsComposition *c = createCompositionFromXml( composerNodes.at( i ).toElement(), doc );
     if ( !c )

src/core/qgsmultirenderchecker.cpp

@@ -207,7 +207,8 @@ bool QgsLayoutChecker::testLayout( QString &checkedReport, int page, int pixelDi
     _outputImage.setDotsPerMeterX( 96 / 25.4 * 1000 );
     _outputImage.setDotsPerMeterY( 96 / 25.4 * 1000 );
     QPainter _p( &_outputImage );
-    mLayout->exporter().renderPage( &_p, page );
+    QgsLayoutExporter _exporter( mLayout );
+    _exporter.renderPage( &_p, page );
     _p.end();
 
     if ( ! QDir( controlImagePath() ).exists() )

tests/src/core/testqgscompositionconverter.cpp

@@ -27,6 +27,7 @@
 #include "qgssettings.h"
 
 
+#include "qgslayoutpagecollection.h"
 #include "qgslayoutitemlabel.h"
 #include "qgslayoutitemshape.h"
 #include "qgslayoutitempicture.h"
@@ -100,11 +101,8 @@ class TestQgsCompositionConverter: public QObject
 
   private:
 
-
     void checkRenderedImage( QgsLayout *layout, const QString testName, const int pageNumber = 0 );
 
-    void exportLayout( QgsLayout *layout, const QString testName );
-
     QDomElement loadComposition( const QString name );
 
     QString mReport;
@@ -405,36 +403,6 @@ void TestQgsCompositionConverter::checkRenderedImage( QgsLayout *layout, const Q
   QVERIFY( checker.testLayout( mReport, pageNumber ) );
 }
 
-void TestQgsCompositionConverter::exportLayout( QgsLayout *layout, const QString testName )
-{
-  // Save the template for inspection
-  QTemporaryFile tmpTemplate( QString( "%1_converted-XXXXXX.qpt" ).arg( testName ) );
-  tmpTemplate.setAutoRemove( false );
-  tmpTemplate.open();
-  tmpTemplate.close();
-  QgsReadWriteContext context;
-  layout->saveAsTemplate( tmpTemplate.fileName(), context );
-  qDebug() << tmpTemplate.fileName();
-
-  for ( int i = 0; i < layout->pageCollection()->pageCount(); ++i )
-  {
-    QgsLayoutItemPage *page = layout->pageCollection()->pages().at( i );
-    QSize size;
-    QgsLayoutSize pageSize = page->sizeWithUnits();
-    size.setHeight( pageSize.height() * 3.77 );
-    size.setWidth( pageSize.width() * 3.77 );
-
-    QImage outputImage( size, QImage::Format_RGB32 );
-    outputImage.setDotsPerMeterX( 96 / 25.4 * 1000 );
-    outputImage.setDotsPerMeterY( 96 / 25.4 * 1000 );
-    QPainter p( &outputImage );
-    layout->exporter().renderPage( &p, i );
-    p.end();
-
-    QString renderedFilePath = tmpTemplate.fileName() + QString( "_%1_.png" ).arg( i );
-    outputImage.save( renderedFilePath, "PNG" );
-  }
-}
 
 QDomElement TestQgsCompositionConverter::loadComposition( const QString name )
 {