void QgsAtlasComposition::setHideCoverage( bool hide )
{
mHideCoverage = hide;
if ( mComposition->atlasMode() == QgsComposition::PreviewAtlas )
{
//an atlas preview is enabled, so reflect changes in coverage layer visibility immediately
QStringList& layerSet = mComposition->mapRenderer()->layerSet();
if ( hide )
{
// look for the layer in the renderer's set
int removeAt = layerSet.indexOf( mCoverageLayer->id() );
if ( removeAt != -1 )
{
mRestoreLayer = true;
layerSet.removeAt( removeAt );
}
}
else
{
if ( mRestoreLayer )
{
layerSet.push_back( mCoverageLayer->id() );
mRestoreLayer = false;
}
}
updateAtlasMaps();
mComposition->update();
}
}
void QgsAtlasComposition::endRender()
{
if ( !mCoverageLayer )
{
return;
}
// reset label expression contexts
QList<QgsComposerLabel*> labels;
mComposition->composerItems( labels );
for ( QList<QgsComposerLabel*>::iterator lit = labels.begin(); lit != labels.end(); ++lit )
{
( *lit )->setExpressionContext( 0, 0 );
}
// restore the coverage visibility
if ( mRestoreLayer )
{
QStringList& layerSet = mComposition->mapRenderer()->layerSet();
layerSet.push_back( mCoverageLayer->id() );
}
updateAtlasMaps();
}
void QgsAtlasComposition::setHideCoverage( bool hide )
{
mHideCoverage = hide;
if ( mComposition->atlasMode() == QgsComposition::PreviewAtlas )
{
//an atlas preview is enabled, so reflect changes in coverage layer visibility immediately
updateAtlasMaps();
mComposition->update();
}
}
void QgsAtlasComposition::endRender()
{
if ( !mCoverageLayer )
{
return;
}
emit featureChanged( nullptr );
updateAtlasMaps();
emit renderEnded();
}
void QgsAtlasComposition::endRender()
{
if ( !mCoverageLayer )
{
return;
}
// reset label expression contexts
QList<QgsComposerLabel*> labels;
mComposition->composerItems( labels );
for ( QList<QgsComposerLabel*>::iterator lit = labels.begin(); lit != labels.end(); ++lit )
{
( *lit )->setExpressionContext( 0, 0 );
}
updateAtlasMaps();
}
