sharpetronics/QGIS
1
0
Fork 0
mirror of https://github.com/qgis/QGIS.git synced 2025-02-25 00:58:06 -05:00
Code Issues Packages Projects Releases Wiki Activity

fix for bug in continuous color renderer which appeared if the minimum and the maximum value of a classification field are the same

Browse Source 
git-svn-id: http://svn.osgeo.org/qgis/trunk@1120 c8812cc2-4d05-0410-92ff-de0c093fc19c
This commit is contained in:
mhugent 2004-03-30 07:20:24 +00:00
parent 6ac08e261e
commit 08a26d4f53
1 changed files with 14 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
src/qgscontinuouscolrenderer.cpp
View File

@ -188,9 +188,20 @@ void QgsContinuousColRenderer::renderFeature(QPainter * p, QgsFeature * f, QPict
maxcolor = mMaximumItem->getSymbol()->fillColor();
}
int red = int (maxcolor.red() * (fvalue - minvalue) / (maxvalue - minvalue) + mincolor.red() * (maxvalue - fvalue) / (maxvalue - minvalue));
int green = int (maxcolor.green() * (fvalue - minvalue) / (maxvalue - minvalue) + mincolor.green() * (maxvalue - fvalue) / (maxvalue - minvalue));
int blue = int (maxcolor.blue() * (fvalue - minvalue) / (maxvalue - minvalue) + mincolor.blue() * (maxvalue - fvalue) / (maxvalue - minvalue));
int red,green,blue;
if((maxvalue - minvalue)!=0)
{
red = int (maxcolor.red() * (fvalue - minvalue) / (maxvalue - minvalue) + mincolor.red() * (maxvalue - fvalue) / (maxvalue - minvalue));
green = int (maxcolor.green() * (fvalue - minvalue) / (maxvalue - minvalue) + mincolor.green() * (maxvalue - fvalue) / (maxvalue - minvalue));
blue = int (maxcolor.blue() * (fvalue - minvalue) / (maxvalue - minvalue) + mincolor.blue() * (maxvalue - fvalue) / (maxvalue - minvalue));
}
else
{
red = int (mincolor.red());
green = int (mincolor.green());
blue = int (mincolor.blue());
}
if (wkbType == QGis::WKBLineString || wkbType == QGis::WKBMultiLineString ||wkbType == QGis::WKBPoint)
{