JKQTMathText: text/narrow-math-operators have less space around the,

lib/jkqtmathtext/nodes/jkqtmathtextsymbolnode.cpp

@@ -76,11 +76,11 @@ void JKQTMathTextSymbolNode::getSymbolSizeInternal(QPainter &painter, JKQTMathTe
     if (currentEv.insideMath) {
         width=qMax(br.width(), mintbr.width());
         if (has(globalFlags, SmallExtendWidthInMathmode)) {
-            if (!symprops.getSymbolSingleChar().isNull()) width=width*(1.0+(parentMathText->getMathoperatorWidthFactor()-1.0)/2.0);
+            if (!symprops.getSymbolSingleChar().isNull()) width=width*(1.0+(parentMathText->getMathoperatorWidthFactor()-1.0)/5.0);
-            else width=width+mintbr.width();
+            else width=width+mintbr.width()*0.15;
         } else if (has(globalFlags, ExtendWidthInMathmode)) {
             if (!symprops.getSymbolSingleChar().isNull()) width=width*parentMathText->getMathoperatorWidthFactor();
-            else width=width+mintbr.width();
+            else width=width+mintbr.width()*0.5;
         }
     } else {
         width=br.width();

tools/jkqtmathtext_render/jkqtmathtext_render.cpp

@@ -237,7 +237,7 @@ int main(int argc, char* argv[])
                             if (JKQTMathTextSymbolNode::getSymbolLength(symbol)>1) {
                                 latex.append("$\\"+symbol+"\\limits_{x\\rightarrow\\infty}f(x)$\\vphantom{Iq}");
                             } else {
-                                latex.append("$\\"+symbol+"\\limits_{x=0}^\\infty$\\vphantom{Iq}f(x)");
+                                latex.append("$\\"+symbol+"\\limits_{x=0}^\\infty f(x)$\\vphantom{Iq}");
                             }
                         }
                         outputFilename.append("jkqtmathtext_symbols_"+symbol_lower+".png");