Revert "empty the analyzer when playback stops"

This reverts commit 6da7055.

Author: derselbst

gui/applets/analyzer/AnalyzerApplet.cpp

@@ -41,14 +41,12 @@ void AnalyzerApplet::closeEvent(QCloseEvent *e)
 void AnalyzerApplet::startGraphics()
 {
     this->player->onPlayheadChanged += make_pair(this, &AnalyzerApplet::redraw);
-    this->player->onIsPlayingChanged += make_pair(this, &AnalyzerApplet::reset);
     this->analyzerWidget->connectSignals();
 }
 
 void AnalyzerApplet::stopGraphics()
 {
     this->player->onPlayheadChanged -= this;
-    this->player->onIsPlayingChanged -= this;
 
     if (this->analyzerWidget != nullptr)
     {
@@ -107,12 +105,3 @@ void AnalyzerApplet::redraw(void *ctx, frame_t pos)
 
     context->analyzerWidget->processData(context->player->getCurrentSong(), pos);
 }
-
-void AnalyzerApplet::reset(void *ctx, bool isPlaying, Nullable<string>)
-{
-    AnalyzerApplet *context = static_cast<AnalyzerApplet *>(ctx);
-    if(!isPlaying)
-    {
-        context->analyzerWidget->reset();
-    }
-}

gui/applets/analyzer/AnalyzerApplet.h

@@ -42,7 +42,6 @@ class AnalyzerApplet : public QMainWindow
     void closeEvent(QCloseEvent *e) override;
 
     static void redraw(void *ctx, frame_t pos);
-    static void reset(void *ctx, bool, Nullable<string>);
 };
 
 #endif // ANALYZERAPPLET_H

gui/applets/analyzer/AnalyzerBase.cpp

@@ -172,10 +172,5 @@ void AnalyzerBase::setFps(int fps)
     m_renderTimer->setInterval(1000 / fps);
 }
 
-void AnalyzerBase::reset()
-{
-    m_fftData.fill(0);
-    analyze(m_fftData);
-}
 
 #include "AnalyzerBase.moc"

gui/applets/analyzer/AnalyzerBase.h

@@ -62,7 +62,6 @@ class AnalyzerBase : public QGLWidget
     void disconnectSignals();
     //     void currentDesktopChanged();
     void processData(const Song *s, frame_t playhead);
-    void reset();
 };