From 3c822e1bd86947426d28b8ebbbf759d98d06fc24 Mon Sep 17 00:00:00 2001
From: "Charles J. Cliffe" <cj@cubicproductions.com>
Date: Mon, 17 Aug 2015 23:31:22 -0400
Subject: [PATCH] Make decibels display toggleable

---
 src/visual/SpectrumCanvas.cpp  | 7 +++++--
 src/visual/SpectrumCanvas.h    | 1 +
 src/visual/WaterfallCanvas.cpp | 5 +++++
 3 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/visual/SpectrumCanvas.cpp b/src/visual/SpectrumCanvas.cpp
index bc8870e..adcc96c 100644
--- a/src/visual/SpectrumCanvas.cpp
+++ b/src/visual/SpectrumCanvas.cpp
@@ -126,7 +126,6 @@ void SpectrumCanvas::moveCenterFrequency(long long freqChange) {
             freq -= freqChange;
         }
         wxGetApp().setFrequency(freq);
-        setStatusText("Set center frequency: %s", freq);
     }
 }
 
@@ -134,6 +133,10 @@ void SpectrumCanvas::setShowDb(bool showDb) {
     spectrumPanel.setShowDb(showDb);
 }
 
+bool SpectrumCanvas::getShowDb() {
+    return spectrumPanel.getShowDb();
+}
+
 
 void SpectrumCanvas::OnMouseMoved(wxMouseEvent& event) {
     InteractiveCanvas::OnMouseMoved(event);
@@ -144,7 +147,7 @@ void SpectrumCanvas::OnMouseMoved(wxMouseEvent& event) {
             moveCenterFrequency(freqChange);
         }
     } else {
-        setStatusText("Click and drag to adjust center frequency.");
+        setStatusText("Click and drag to adjust center frequency. 'B' to toggle decibels display.");
     }
 }
 
diff --git a/src/visual/SpectrumCanvas.h b/src/visual/SpectrumCanvas.h
index 6160111..238c48f 100644
--- a/src/visual/SpectrumCanvas.h
+++ b/src/visual/SpectrumCanvas.h
@@ -20,6 +20,7 @@ public:
     void moveCenterFrequency(long long freqChange);
 
     void setShowDb(bool showDb);
+    bool getShowDb();
     
     SpectrumVisualDataQueue *getVisualDataQueue();
     
diff --git a/src/visual/WaterfallCanvas.cpp b/src/visual/WaterfallCanvas.cpp
index 204473f..c2571d7 100644
--- a/src/visual/WaterfallCanvas.cpp
+++ b/src/visual/WaterfallCanvas.cpp
@@ -338,6 +338,11 @@ void WaterfallCanvas::OnKeyDown(wxKeyEvent& event) {
             activeDemod->setStereo(true);
         }
         break;
+    case 'B':
+        if (spectrumCanvas) {
+            spectrumCanvas->setShowDb(!spectrumCanvas->getShowDb());
+        }
+        break;
     case WXK_SPACE:
         wxGetApp().showFrequencyInput();
         break;