QSizeF QgsDiagramRendererV2::sizeMapUnits( const QgsAttributeMap& attributes, const QgsRenderContext& c )
{
QgsDiagramSettings s;
if ( !diagramSettings( attributes, c, s ) )
{
return QSizeF();
}
QSizeF size = diagramSize( attributes, c );
if ( s.sizeType == QgsDiagramSettings::MM )
{
convertSizeToMapUnits( size, c );
}
return size;
}
QSizeF QgsDiagramRenderer::sizeMapUnits( const QgsFeature& feature, const QgsRenderContext& c ) const
{
QgsDiagramSettings s;
if ( !diagramSettings( feature, c, s ) )
{
return QSizeF();
}
QSizeF size = diagramSize( feature, c );
if ( size.isValid() )
{
double width = QgsSymbolLayerUtils::convertToMapUnits( c, size.width(), s.sizeType, s.sizeScale );
size.rheight() *= width / size.width();
size.setWidth( width );
}
return size;
}
bool QgsLinearlyInterpolatedDiagramRenderer::diagramSettings( const QgsAttributeMap& attributes, const QgsRenderContext& c, QgsDiagramSettings& s )
{
s = mSettings;
s.size = diagramSize( attributes, c );
return true;
}
bool QgsLinearlyInterpolatedDiagramRenderer::diagramSettings( const QgsFeature& feature, const QgsRenderContext& c, QgsDiagramSettings& s )
{
s = mSettings;
s.size = diagramSize( feature, c );
return true;
}
