CVS commit by arwalker: 

Provide better determination of the bounding rect of a text label, by taking into account any superscripts and/or subscripts


  M +34 -6     kstlabel.cpp   1.22


--- kdeextragear-2/kst/kst/kstlabel.cpp  #1.21:1.22
@@ -83,6 +83,7 @@ void KstLabel::setJustification(KstJusti
 int KstLabel::width(QPainter &p) {
   // FIXME: this is still expensive.
-  if (Width < 0)
+  if (Width < 0) {
     draw(p, 0, 0, false); // Do a dummy draw to evaluate the width
+  }
   return int(Width);
 }
@@ -131,4 +132,6 @@ void KstLabel::draw(QPainter &p, int px,
   double x;
   double y;
+  double y_upper;
+  double y_lower;
   double x0;
   int i_g;
@@ -226,4 +229,6 @@ void KstLabel::draw(QPainter &p, int px,
   }
 
+  y_upper = y;
+  y_lower = y;
   x0 = x;
   processedText = Text;
@@ -318,5 +323,12 @@ void KstLabel::draw(QPainter &p, int px,
             p.drawText(int(x),int(y + fP[i_fp].dy), str);
           }      
+          
           x += p.fontMetrics().width(str);
+          if( y + fP[i_fp].dy - (double)p.fontMetrics().ascent() < y_upper ) {
+            y_upper = y + fP[i_fp].dy - (double)p.fontMetrics().ascent();
+          }
+          if( y + fP[i_fp].dy + (double)p.fontMetrics().descent() > y_lower ) {
+            y_lower = y + fP[i_fp].dy + (double)p.fontMetrics().descent();
+          }
         } else {
           if (processedText.find( "it", i+1, FALSE ) == (int)i+1 ) {
@@ -354,4 +366,11 @@ void KstLabel::draw(QPainter &p, int px,
         }
         x += p.fontMetrics().width(strOut);
+        x += p.fontMetrics().width(strOut);
+        if( y + fP[i_fp].dy - (double)p.fontMetrics().ascent() < y_upper ) {
+          y_upper = y + fP[i_fp].dy - (double)p.fontMetrics().ascent();
+        }
+        if( y + fP[i_fp].dy + (double)p.fontMetrics().descent() > y_lower ) {
+          y_lower = y + fP[i_fp].dy + (double)p.fontMetrics().descent();      
+        }
         strOut = QString::null;
       }
@@ -374,5 +393,12 @@ void KstLabel::draw(QPainter &p, int px,
       p.drawText(int(x),int(y + fP[i_fp].dy), strOut);
     }      
+    
     x += p.fontMetrics().width(strOut);
+    if( y + fP[i_fp].dy - (double)p.fontMetrics().ascent() < y_upper ) {
+      y_upper = y + fP[i_fp].dy - (double)p.fontMetrics().ascent();
+    }
+    if( y + fP[i_fp].dy + (double)p.fontMetrics().descent() > y_lower ) {
+      y_lower = y + fP[i_fp].dy + (double)p.fontMetrics().descent();      
+    }
   } 
   
@@ -381,5 +407,7 @@ void KstLabel::draw(QPainter &p, int px,
 
   if( doDraw ) {
-    extents.setRect((int)(px + x0), (int)(py + y-h), (int)Width, h);
+    extents.setRect((int)(px + x0), (int)(py + y_upper), 
+                    (int)Width, (int)(y_lower - y_upper + 1));
+    extents.normalize( );
   }
 }