From 4c368d27358a10341cd50c200b55fca1239285bf Mon Sep 17 00:00:00 2001
From: Bob van Loosen <bob.loosen@gmail.com>
Date: Thu, 20 Dec 2012 16:58:23 +0100
Subject: [PATCH] added: start the text at position 0, and start scrolling
 after two seconds, but only if the text doesn't fit on the display

---
 src/bitvis.cpp | 23 +++++++++++++++++------
 src/bitvis.h   |  1 +
 2 files changed, 18 insertions(+), 6 deletions(-)

diff --git a/src/bitvis.cpp b/src/bitvis.cpp
index 512a7c6..a0c694a 100644
--- a/src/bitvis.cpp
+++ b/src/bitvis.cpp
@@ -54,6 +54,7 @@ CBitVis::CBitVis(int argc, char *argv[])
 
   m_nrlines = 48 - m_fontheight - 1;
   m_scrolloffset = 0;
+  m_songupdatetime = GetTimeUs();
 
   m_mpdclient = new CMpdClient("music.bitlair", 6600);
   m_mpdclient->StartThread();
@@ -336,7 +337,10 @@ void CBitVis::SendData(int64_t time)
 
   string currentsong;
   if (m_mpdclient->CurrentSong(currentsong))
-    m_scrolloffset = m_nrcolumns;
+  {
+    m_scrolloffset = 0;
+    m_songupdatetime = GetTimeUs();
+  }
 
   SetText(text, currentsong.c_str());
   data.SetData(text, sizeof(text), true);
@@ -376,13 +380,20 @@ void CBitVis::SetText(uint8_t* buff, const char* str, int offset /*= 0*/)
       charpos++;
       pixlength++;
     }
-    charpos++;
-    pixlength++;
+
+    if (i < length - 1)
+    {
+      charpos++;
+      pixlength++;
+    }
   }
 
-  m_scrolloffset--;
-  if (m_scrolloffset < -pixlength)
-    m_scrolloffset = m_nrcolumns;
+  if (pixlength > m_nrcolumns && GetTimeUs() - m_songupdatetime > 2000000)
+  {
+    m_scrolloffset--;
+    if (m_scrolloffset < -pixlength)
+      m_scrolloffset = m_nrcolumns;
+  }
 }
 
 void CBitVis::InitChars()
diff --git a/src/bitvis.h b/src/bitvis.h
index 4b134c2..ff84216 100644
--- a/src/bitvis.h
+++ b/src/bitvis.h
@@ -54,6 +54,7 @@ class CBitVis
     float       m_decay;
     int         m_fontheight;
     int         m_scrolloffset;
+    int64_t     m_songupdatetime;
     CMpdClient* m_mpdclient;
 
     struct peak