void QgsLineSymbolV2::setWidth( double w )
{
double origWidth = width();
for ( QgsSymbolLayerV2List::iterator it = mLayers.begin(); it != mLayers.end(); ++it )
{
QgsLineSymbolLayerV2* layer = ( QgsLineSymbolLayerV2* ) * it;
if ( layer->width() == origWidth )
{
layer->setWidth( w );
}
else
{
// proportionally scale the width
if ( origWidth != 0 )
layer->setWidth( layer->width() * w / origWidth );
}
}
}
void QgsLineSymbolV2::setWidth( double w )
{
double origWidth = width();
for ( QgsSymbolLayerV2List::iterator it = mLayers.begin(); it != mLayers.end(); ++it )
{
QgsLineSymbolLayerV2* layer = ( QgsLineSymbolLayerV2* ) * it;
if ( layer->width() == origWidth )
{
layer->setWidth( w );
}
else if ( origWidth != 0 )
{
// proportionally scale the width
layer->setWidth( layer->width() * w / origWidth );
}
// also scale offset to maintain relative position
if ( origWidth != 0 && layer->offset() )
layer->setOffset( layer->offset() * w / origWidth );
}
}