Don't construct a QFont globally (as a class static)

* It causes a crash when Qt is statically linked.

qrenderdoc/Code/QRDUtils.cpp

@@ -546,7 +546,7 @@ int Formatter::m_minFigures = 2, Formatter::m_maxFigures = 5, Formatter::m_expNe
     Formatter::m_expPosCutoff = 7;
 double Formatter::m_expNegValue = 0.00001;       // 10^(-5)
 double Formatter::m_expPosValue = 10000000.0;    // 10^7
-QFont Formatter::m_Font;
+QFont *Formatter::m_Font = NULL;
 
 void Formatter::setParams(const PersistantConfig &config)
 {
@@ -558,10 +558,17 @@ void Formatter::setParams(const PersistantConfig &config)
   m_expNegValue = qPow(10.0, -config.Formatter_NegExp);
   m_expPosValue = qPow(10.0, config.Formatter_PosExp);
 
-  m_Font =
+  if(!m_Font)
+    m_Font = new QFont();
+  *m_Font =
       config.Font_PreferMonospaced ? QFontDatabase::systemFont(QFontDatabase::FixedFont) : QFont();
 }
 
+void Formatter::shutdown()
+{
+  delete m_Font;
+}
+
 QString Formatter::Format(double f, bool)
 {
   if(f != 0.0 && (qAbs(f) < m_expNegValue || qAbs(f) > m_expPosValue))

qrenderdoc/Code/QRDUtils.h

@@ -656,6 +656,7 @@ QString GetComponentString(byte mask);
 struct Formatter
 {
   static void setParams(const PersistantConfig &config);
+  static void shutdown();
 
   static QString Format(double f, bool hex = false);
   static QString Format(uint64_t u, bool hex = false)
@@ -684,11 +685,11 @@ struct Formatter
       return Format(u, true);
   }
   static QString Format(int32_t i, bool hex = false) { return QString::number(i); }
-  static const QFont &PreferredFont() { return m_Font; }
+  static const QFont &PreferredFont() { return *m_Font; }
 private:
   static int m_minFigures, m_maxFigures, m_expNegCutoff, m_expPosCutoff;
   static double m_expNegValue, m_expPosValue;
-  static QFont m_Font;
+  static QFont *m_Font;
 };
 
 bool SaveToJSON(QVariantMap &data, QIODevice &f, const char *magicIdentifier, uint32_t magicVersion);

qrenderdoc/Code/qrenderdoc.cpp

@@ -230,6 +230,8 @@ int main(int argc, char *argv[])
       config.Save();
     }
     PythonContext::GlobalShutdown();
+
+    Formatter::shutdown();
   }
 
   delete[] argv_mod;