Save sample rate, gain levels and AGC state per-device, add sample rate to device dialog

src/visual/GainCanvas.cpp

@@ -36,6 +36,7 @@ GainCanvas::GainCanvas(wxWindow *parent, int *dispAttrs) :
     barWidth = (1.0/numGains)*0.8;
     startPos = spacing/2.0;
     barHeight = 0.8;
+    refreshCounter = 0;
 }
 
 GainCanvas::~GainCanvas() {
@@ -186,8 +187,9 @@ void GainCanvas::updateGainUI() {
     const wxSize ClientSize = GetClientSize();
 
     SDRDeviceInfo *devInfo = wxGetApp().getDevice();
+    DeviceConfig *devConfig = wxGetApp().getConfig()->getDevice(devInfo->getDeviceId());
     
-    SDRRangeMap gains = devInfo->getGains(SOAPY_SDR_RX, 0);
+    gains = devInfo->getGains(SOAPY_SDR_RX, 0);
     SDRRangeMap::iterator gi;
     
     numGains = gains.size();
@@ -223,7 +225,8 @@ void GainCanvas::updateGainUI() {
         gInfo->name = gi->first;
         gInfo->low = gi->second.minimum();
         gInfo->high = gi->second.maximum();
-        gInfo->current = wxGetApp().getGain(gInfo->name);
+        gInfo->current = devConfig->getGain(gInfo->name,wxGetApp().getGain(gInfo->name));
+        gInfo->changed = false;
         
         gInfo->panel.setBorderPx(1);
         gInfo->panel.setFill(GLPanel::GLPANEL_FILL_GRAD_BAR_X);

src/visual/GainCanvas.h

@@ -10,7 +10,7 @@
 #include "MouseTracker.h"
 #include "GLPanel.h"
 #include "PrimaryGLContext.h"
-
+#include "SDRDeviceInfo.h"
 #include "Timer.h"
 
 class GainInfo {
@@ -53,8 +53,10 @@ private:
     std::string helpTip;
     std::vector<GainInfo *> gainInfo;
     GLPanel bgPanel;
+    SDRRangeMap gains;
     
     float spacing, barWidth, startPos, barHeight, numGains;
+    int refreshCounter;
     wxSize clientSize;
     //
 wxDECLARE_EVENT_TABLE();