removing gui warnings from qwt section

slsDetectorGui/slsDetectorPlotting/include/SlsQt1DPlot.h

@@ -77,14 +77,14 @@ class SlsQtH1D:public QwtPlotCurve{
   int    ndata;
   int    n_array;
   double dx;
-  double *x,*y;
+  double *x{nullptr},*y{nullptr};
   double ymin,ymax;
   double firstXgt0,firstYgt0;
   void Initailize();
   int  SetUpArrays(int n);
   int  CheckIndex(int bx);
 
-  QPen* pen_ptr;
+  QPen* pen_ptr{nullptr};
 };
 
 
@@ -151,12 +151,12 @@ class SlsQt1DPlot:public QwtPlot{
   void SetLogY(bool yes=1);
  private:
   
-  SlsQtH1DList*     hist_list;
-  SlsQt1DZoomer*    zoomer;
-  QwtPlotPanner* panner;
+  SlsQtH1DList*     hist_list{nullptr};
+  SlsQt1DZoomer*    zoomer{nullptr};
+  QwtPlotPanner* panner{nullptr};
 
-  QwtPlotMarker *hline;
-  QwtPlotMarker *vline;
+  QwtPlotMarker *hline{nullptr};
+  QwtPlotMarker *vline{nullptr};
   bool disableZoom{false};
   int ystep{0};
   

slsDetectorGui/slsDetectorPlotting/include/SlsQt2DPlot.h

@@ -20,7 +20,7 @@ class SlsQt2DPlot: public QwtPlot{
 
 public:
     SlsQt2DPlot(QWidget * = NULL);
-
+    ~SlsQt2DPlot();
     void SetTitle(QString title);
     void SetXTitle(QString title);
     void SetYTitle(QString title);
@@ -77,17 +77,17 @@ private:
     QwtLinearColorMap* myColourMap(QVector<double> colourStops);
     QwtLinearColorMap* myColourMap(int log=0);
 
-    QwtPlotSpectrogram *d_spectrogram;
-    SlsQt2DHist* hist;
-    SlsQt2DZoomer* zoomer;
-    QwtPlotPanner* panner;
-    QwtScaleWidget *rightAxis;
+    QwtPlotSpectrogram *d_spectrogram{nullptr};
+    SlsQt2DHist* hist{nullptr};
+    SlsQt2DZoomer* zoomer{nullptr};
+    QwtPlotPanner* panner{nullptr};
+    QwtScaleWidget *rightAxis{nullptr};
 
-    QwtLinearColorMap* colorMapLinearScale;
-    QwtLinearColorMap* colorMapLogScale;
+    QwtLinearColorMap* colorMapLinearScale{nullptr};
+    QwtLinearColorMap* colorMapLogScale{nullptr};
 #if QWT_VERSION<0x060000
-    QwtValueList* contourLevelsLinear;
-    QwtValueList* contourLevelsLog;
+    QwtValueList* contourLevelsLinear{nullptr};
+    QwtValueList* contourLevelsLog{nullptr};
 #else 
     QList<double> contourLevelsLinear;
     QList<double> contourLevelsLog;

slsDetectorGui/slsDetectorPlotting/src/SlsQt1DPlot.cxx

@@ -21,7 +21,7 @@
 #define QwtLog10ScaleEngine QwtLogScaleEngine
 #endif
 
-SlsQtH1D::SlsQtH1D(QString title, int n, double min, double max, double *data) : QwtPlotCurve(title) {
+SlsQtH1D::SlsQtH1D(QString title, int n, double min, double max, double *data) : QwtPlotCurve(title), x(nullptr), y(nullptr), pen_ptr(nullptr) {
     Initailize();
     SetData(n, min, max, data);
 }
@@ -33,15 +33,18 @@ SlsQtH1D::SlsQtH1D(QString title, int n, double *data_x, double *data_y) : QwtPl
 
 void SlsQtH1D::Initailize() {
     ndata = n_array = 0;
-    x = y = 0;
+    x = y = nullptr;
     pen_ptr = new QPen();
     SetLineColor();
 }
 
 SlsQtH1D::~SlsQtH1D() {
-    delete x;
-    delete y;
-    delete pen_ptr;
+    if (x)
+        delete [] x;
+    if (y)
+        delete [] y;
+    if (pen_ptr)   
+        delete pen_ptr;
 }
 
 void SlsQtH1D::Attach(SlsQt1DPlot *p) {
@@ -358,12 +361,16 @@ SlsQt1DPlot::SlsQt1DPlot(QWidget *parent) : QwtPlot(parent) {
 }
 
 SlsQt1DPlot::~SlsQt1DPlot() {
-    delete hist_list;
-
+    if (hist_list)
+        delete hist_list;
     if (hline)
         delete hline;
     if (vline)
         delete vline;
+    if (zoomer)
+        delete zoomer;
+     if (panner)
+        delete panner;       
 }
 
 void SlsQt1DPlot::CalculateNResetZoomBase() {

slsDetectorGui/slsDetectorPlotting/src/SlsQt2DPlot.cxx

@@ -52,6 +52,30 @@ SlsQt2DPlot::SlsQt2DPlot(QWidget *parent) : QwtPlot(parent) {
 }
 
 
+SlsQt2DPlot::~SlsQt2DPlot() {
+    if (d_spectrogram) {
+        d_spectrogram->detach();
+    }
+    if (hist)
+        delete hist;  
+    if (colorMapLinearScale)
+        delete colorMapLinearScale;   
+    if (colorMapLogScale)
+        delete colorMapLogScale;  
+
+
+    if (zoomer)
+        delete zoomer;   
+    if (panner)
+        delete panner;   
+#if QWT_VERSION<0x060000        
+     if (contourLevelsLinear)
+        delete contourLevelsLinear;   
+     if (contourLevelsLog)
+        delete contourLevelsLog;  
+#endif 
+}
+
 void SlsQt2DPlot::SetTitle(QString title) {
 	setTitle(title);
 }
@@ -94,7 +118,7 @@ void SlsQt2DPlot::SetZFont(const QFont& f) {
 }
 
 void SlsQt2DPlot::SetupColorMap() {
-
+   
     colorMapLinearScale = myColourMap(0);
 #if QWT_VERSION < 0x060000
     d_spectrogram->setColorMap(*colorMapLinearScale);