Save/load the option to draw polygon outlines in the continuous color renderer to project file

git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@5834 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: mhugent

src/gui/qgscontinuouscolorrenderer.cpp

@@ -179,6 +179,18 @@ void QgsContinuousColorRenderer::readXML(const QDomNode& rnode, QgsVectorLayer&
     QDomNode classnode = rnode.namedItem("classificationfield");
     int classificationfield = classnode.toElement().text().toInt();
     this->setClassificationField(classificationfield);
+    
+    //polygon outline
+    QDomNode polyoutlinenode = rnode.namedItem("polygonoutline");
+    QString polyoutline = polyoutlinenode.toElement().text();
+    if(polyoutline == "0")
+    {
+	    mDrawPolygonOutline = false;
+    }
+    else if(polyoutline == "1")
+    {
+	    mDrawPolygonOutline = true;
+    }
 
     //read the settings for the renderitem of the minimum value
     QDomNode lowernode = rnode.namedItem("lowestsymbol");
@@ -222,6 +234,14 @@ bool QgsContinuousColorRenderer::writeXML( QDomNode & layer_node, QDomDocument &
     QDomText classificationfieldtxt=document.createTextNode(QString::number(mClassificationField));
     classificationfield.appendChild(classificationfieldtxt);
     continuoussymbol.appendChild(classificationfield);
+    
+    //polygon outlines
+    QDomElement drawPolygonOutlines = document.createElement("polygonoutline");
+    int drawPolyInt = mDrawPolygonOutline ? 1 : 0;
+    QDomText drawPolygonText = document.createTextNode(QString::number(drawPolyInt));
+    drawPolygonOutlines.appendChild(drawPolygonText);
+    continuoussymbol.appendChild(drawPolygonOutlines);
+    
     QDomElement lowestsymbol=document.createElement("lowestsymbol");
     continuoussymbol.appendChild(lowestsymbol);
     if(mMinimumSymbol)