clangformat and GraphicElement::style comments

Signed-off-by: Clifford Wolf <clifford@clifford.at>

common/nextpnr.h

@@ -155,10 +155,10 @@ struct GraphicElement
 
     enum style_t
     {
-        G_FRAME,
-        G_HIDDEN,
-        G_INACTIVE,
-        G_ACTIVE,
+        G_FRAME,    // Static "frame". Contrast between G_INACTIVE and G_ACTIVE
+        G_HIDDEN,   // Only display when object is selected or highlighted
+        G_INACTIVE, // Render using low-contrast color
+        G_ACTIVE,   // Render using high-contast color
     } style = G_FRAME;
 
     float x1 = 0, y1 = 0, x2 = 0, y2 = 0, z = 0;

gui/designwidget.cc

@@ -784,11 +784,9 @@ void DesignWidget::updateHighlightGroup(QList<QTreeWidgetItem*> items, int group
         if (highlightSelected.contains(item)) {
             if (shouldClear && highlightSelected[item] == group) {
                 highlightSelected.remove(item);
-            }
-            else
+            } else
                 highlightSelected[item] = group;
-        }
-        else
+        } else
             highlightSelected.insert(item, group);
     }
     std::vector<DecalXY> decals[8];

gui/fpgaviewwidget.h

@@ -296,6 +296,7 @@ class FPGAViewWidget : public QOpenGLWidget, protected QOpenGLFunctions
     void zoom_out();
     void zoom_selected();
     void zoom_outbound();
+
   private:
     void renderLines(void);
     void zoom(int level);