comparison layer/PaintAssistant.cpp @ 1147:1badacff7ab2 3.0-integration

Introduce labels in RangeMapper and use them in AudioDial, though only for tooltip at present. Make use of this for spectrogram magic -81dB/-Inf threshold. Also introduce static strings for inf/pi and use where appropriate.

 #include "PaintAssistant.h"
 
 #include "LayerGeometryProvider.h"
 
 #include "base/AudioLevel.h"
+#include "base/Strings.h"
 
 #include <QPaintDevice>
 #include <QPainter>
 
 #include <iostream>

         case MeterScale: // ... min, max
             val = AudioLevel::dB_to_multiplier(meterdbs[i]);
             text = QString("%1").arg(meterdbs[i]);
             if (i == n) text = "0dB";
             if (i == 0) {
-                text = "-Inf";
+                text = Strings::minus_infinity;
                 val = 0.0;
             }
             break;
 
         case dBScale: // ... min, max
             val = AudioLevel::dB_to_multiplier(-(10*n) + i * 10);
             text = QString("%1").arg(-(10*n) + i * 10);
             if (i == n) text = "0dB";
             if (i == 0) {
-                text = "-Inf";
+                text = Strings::minus_infinity;
                 val = 0.0;
             }
             break;
         }