QgsSymbolV2* QgsGraduatedSymbolRendererV2Widget::findSymbolForRange( double lowerBound, double upperBound, const QgsRangeList& ranges ) const
{
for ( QgsRangeList::const_iterator it = ranges.begin(); it != ranges.end(); ++it )
{
//range string has been created with option 'f',4
if ( doubleNear( lowerBound, it->lowerValue(), 0.0001 ) && doubleNear( upperBound, it->upperValue(), 0.0001 ) )
{
return it->symbol();
}
}
return 0;
}
QgsSymbol *QgsGraduatedSymbolRendererWidget::findSymbolForRange( double lowerBound, double upperBound, const QgsRangeList &ranges ) const
{
int decimalPlaces = mRenderer->labelFormat().precision() + 2;
if ( decimalPlaces < 0 )
decimalPlaces = 0;
double precision = 1.0 / std::pow( 10, decimalPlaces );
for ( QgsRangeList::const_iterator it = ranges.begin(); it != ranges.end(); ++it )
{
if ( qgsDoubleNear( lowerBound, it->lowerValue(), precision ) && qgsDoubleNear( upperBound, it->upperValue(), precision ) )
{
return it->symbol();
}
}
return nullptr;
}
QgsLegendSymbolList QgsGraduatedSymbolRendererV2::legendSymbolItems()
{
QSettings settings;
bool showClassifiers = settings.value( "/qgis/showLegendClassifiers", false ).toBool();
QgsLegendSymbolList lst;
if ( showClassifiers )
{
lst << qMakePair( classAttribute(), ( QgsSymbolV2* )0 );
}
QgsRangeList::const_iterator rangeIt = mRanges.constBegin();
for ( ; rangeIt != mRanges.constEnd(); ++rangeIt )
{
lst << qMakePair( rangeIt->label(), rangeIt->symbol() );
}
return lst;
}
