Added next/previous AB limit functionality

1 files changed, 16 insertions, 1 deletions

diff --git a/abcontroller.py b/abcontroller.py
index e4088b4..3604a85 100644
--- a/abcontroller.py
+++ b/abcontroller.py
@@ -35,11 +35,25 @@ class ABController:
     def loadLimits(self, index):
         if not self._songLimits:
             return
-
+        
         if index >= 0 and index < len(self._songLimits):
             self._currentLimits = self._songLimits[index]
             self._loadedIndex = index
 
+    def nextStoredAbLimits(self):
+        if self._loadedIndex is None:
+            nextIndex = 0
+        else:
+            nextIndex = self._loadedIndex + 1
+        self.loadLimits(nextIndex)
+
+    def previousStoredAbLimits(self):
+        if self._loadedIndex is None:
+            previousIndex = 0
+        else:
+            previousIndex = self._loadedIndex - 1
+        self.loadLimits(previousIndex)
+
     def setLimits(self, aLimit, bLimit):
         self._currentLimits = _AB(aLimit, bLimit)
         self._loadedIndex = None
@@ -62,3 +76,4 @@ class ABController:
 
     def clear(self):
         self.__init__(enabled=self._enabled, callback=self._setPositionCallback)
+