new chart editor, sm file support, bpm changes, and scroll speed changes.

source/TimingStruct.hx

@@ -0,0 +1,55 @@
+import flixel.FlxG;
+
+class TimingStruct
+{
+    public static var AllTimings:Array<TimingStruct> = [];
+
+    public var bpm:Float = 0;
+
+    public var startBeat:Float = 0;
+    public var endBeat:Float = Math.POSITIVE_INFINITY;
+    public var startTime:Float = 0;
+
+    public var length:Float = Math.POSITIVE_INFINITY; // in beats
+
+    public static function clearTimings()
+    {
+        AllTimings = [];
+    }
+
+    public static function addTiming(startBeat,bpm,endBeat:Float, offset:Float)
+    {
+        var pog = new TimingStruct(startBeat,bpm,endBeat, offset);
+        AllTimings.push(pog);
+    }
+
+    public function new(startBeat,bpm,endBeat:Float, offset:Float)
+    {
+        this.bpm = bpm;
+        this.startBeat = startBeat;
+        if (endBeat != -1)
+            this.endBeat = endBeat;
+        startTime = offset;
+    }
+
+    public static function getTimingAtTimestamp(msTime:Float):TimingStruct
+    {
+        for(i in AllTimings)
+        {
+            if (msTime >= i.startTime * 1000 && msTime < (i.startTime + i.length) * 1000)
+                return i;
+        }
+        trace('Apparently ' + msTime + ' is out of any segs');
+        return null;
+    }
+
+    public static function getTimingAtBeat(beat):TimingStruct
+    {
+        for(i in AllTimings)
+        {
+            if (i.startBeat <= beat && i.endBeat >= beat)
+                return i;
+        }
+        return null;
+    }
+}