From 8e8e2627b27b28a855881db09f2c16bfb2193050 Mon Sep 17 00:00:00 2001
From: Michael Chicoine <mc2739@gmail.com>
Date: Wed, 6 Jan 2010 14:48:42 +0000
Subject: FS#10856 - Skip to previous track inconsistent when using cuesheet

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24191 a1c6a512-1295-4272-9138-f99709370657
---
 apps/cuesheet.c | 14 +++++++++++++-
 apps/gui/wps.c  |  3 ---
 apps/gui/wps.h  |  3 +++
 3 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/apps/cuesheet.c b/apps/cuesheet.c
index 7c631c72c8..ef1eff8a85 100644
--- a/apps/cuesheet.c
+++ b/apps/cuesheet.c
@@ -39,6 +39,7 @@
 #include "plugin.h"
 #include "playback.h"
 #include "cuesheet.h"
+#include "gui/wps.h"
 
 #define CUE_DIR ROCKBOX_DIR "/cue"
 
@@ -328,7 +329,18 @@ bool curr_cuesheet_skip(struct cuesheet *cue, int direction, unsigned long curr_
     else
     {
         if (!(direction <= 0 && track == 0))
-            track += direction;
+        {
+            /* If skipping forward, skip to next cuesheet segment. If skipping
+            backward before DEFAULT_SKIP_TRESH milliseconds have elapsed, skip
+            to previous cuesheet segment. If skipping backward after
+            DEFAULT_SKIP_TRESH seconds have elapsed, skip to the start of the
+            current cuesheet segment */
+            if (direction == 1 || 
+                  ((curr_pos - cue->tracks[track].offset) < DEFAULT_SKIP_TRESH))
+            {
+                track += direction;
+            }
+        }
 
         seek(cue->tracks[track].offset);
         return true;
diff --git a/apps/gui/wps.c b/apps/gui/wps.c
index 69285c0bf1..14fb848ebe 100644
--- a/apps/gui/wps.c
+++ b/apps/gui/wps.c
@@ -70,9 +70,6 @@
 
 #define RESTORE_WPS_INSTANTLY       0l
 #define RESTORE_WPS_NEXT_SECOND     ((long)(HZ+current_tick))
-/* in milliseconds */
-#define DEFAULT_SKIP_TRESH          3000l
-
 
 #define FF_REWIND_MAX_PERCENT 3 /* cap ff/rewind step size at max % of file */ 
                                 /* 3% of 30min file == 54s step size */
diff --git a/apps/gui/wps.h b/apps/gui/wps.h
index 76932a323a..0aa496748b 100644
--- a/apps/gui/wps.h
+++ b/apps/gui/wps.h
@@ -43,4 +43,7 @@ bool is_wps_fading(void);
 int wps_get_ff_rewind_count(void);
 #endif /* IPOD_ACCESSORY_PROTOCOL */
 
+/* in milliseconds */
+#define DEFAULT_SKIP_TRESH          3000l
+
 #endif /* _WPS_H_ */
-- 
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