added: show the track progress by making the line between the visualizer and the now playing text increasingly orange

src/bitvis/bitvis.cpp

@@ -452,11 +452,15 @@ void CBitVis::SendData(int64_t time)
   bool playingchanged;
   bool isplaying = false;
   int  volume = 0;
+  int elapsed = 0;
   if (m_mpdclient)
   {
     isplaying = m_mpdclient->IsPlaying(playingchanged);
     if (m_mpdclient->GetVolume(volume))
       m_volumetime = GetTimeUs();
+
+    if (isplaying)
+      elapsed = Round32(m_mpdclient->GetElapsedState() * m_nrcolumns);
   }
 
   if (isplaying)
@@ -486,6 +490,8 @@ void CBitVis::SendData(int64_t time)
         if (y == nrlines - 1)
         {
           line[x / 4] |= 1 << (pixelcounter * 2 + 1);
+          if (x < elapsed)
+            line[x / 4] |= 1 << (pixelcounter * 2);
         }
         else if (x < m_displayvolume * m_nrcolumns / 100)
         {
@@ -524,10 +530,20 @@ void CBitVis::SendData(int64_t time)
 
           pixel <<= 2;
 
-          if (Round32(currpeak.value) == y || y == 0)
+          if (y == 0)
+          {
             pixel |= 2;
+            if (x * 4 + i < elapsed)
+              pixel |= 1;
+          }
+          else if (Round32(currpeak.value) == y)
+          {
+            pixel |= 2;
+          }
           else if (value > y)
+          {
             pixel |= 1;
+          }
 
           if (time - currpeak.time > 500000 && Round32(currpeak.value) > 0)
           {

src/bitvis/mpdclient.cpp

@@ -18,6 +18,7 @@ CMpdClient::CMpdClient(std::string address, int port)
   m_playingchanged = false;
   m_volume = 0;
   m_volumechanged = false;
+  m_elapsedstate = 0.0;
 }
 
 CMpdClient::~CMpdClient()
@@ -147,8 +148,10 @@ bool CMpdClient::GetPlayStatus()
   }
 
   data.Clear();
-  bool isplaying = false;
-  int  volume = -1;
+  bool   isplaying = false;
+  int    volume = -1;
+  double elapsed = -1.0;
+  double total = 0.0;
   while(1)
   {
     if (m_socket.Read(data) != SUCCESS)
@@ -182,6 +185,33 @@ bool CMpdClient::GetPlayStatus()
           if (GetWord(tmpline, word) && StrToInt(word, parsevolume))
             volume = parsevolume;
         }
+        else if (word == "time:")
+        {
+          if (GetWord(tmpline, word))
+          {
+            size_t colon = word.find(':');
+            if (colon != string::npos && colon > 0 && colon < word.size() - 1)
+            {
+              double tmpelapsed;
+              double tmptotal;
+
+              if (elapsed < 0.0 && StrToFloat(word.substr(0, colon), tmpelapsed))
+                elapsed = tmpelapsed;
+
+              if (StrToFloat(word.substr(colon + 1), tmptotal) && tmptotal > 0.0)
+                total = tmptotal;
+            }
+          }
+        }
+        else if (word == "elapsed:")
+        {
+          if (GetWord(tmpline, word))
+          {
+            double tmpelapsed;
+            if (StrToFloat(word, tmpelapsed))
+              elapsed = tmpelapsed;
+          }
+        }
       }
 
       if (line == "OK")
@@ -201,6 +231,11 @@ bool CMpdClient::GetPlayStatus()
           m_volumechanged = true;
         }
 
+        if (total > 0.0 && elapsed >= 0.0)
+          m_elapsedstate = elapsed / total;
+        else
+          m_elapsedstate = 0.0;
+
         return true;
       }
     }
@@ -257,6 +292,12 @@ bool CMpdClient::GetVolume(int& volume)
   return changed;
 }
 
+double CMpdClient::GetElapsedState()
+{
+  CLock lock(m_condition);
+  return m_elapsedstate;
+}
+
 std::string CMpdClient::StripFilename(const std::string& filename)
 {
   //strip any preceding directories

src/bitvis/mpdclient.h

@@ -18,6 +18,7 @@ class CMpdClient : public CThread
     bool CurrentSong(std::string& song);
     bool IsPlaying(bool& playingchanged);
     bool GetVolume(int& volume);
+    double GetElapsedState();
 
   private:
     bool         OpenSocket();
@@ -37,6 +38,7 @@ class CMpdClient : public CThread
     bool             m_playingchanged;
     int              m_volume;
     bool             m_volumechanged;
+    double           m_elapsedstate;
 };