Issue 26: exposing decelerationFactor

@@ -36,6 +36,7 @@ typedef struct {
 	BOOL enableDragging;
 	BOOL enableZoom;
 	RMGestureDetails lastGesture;
+	float decelerationFactor;
 }
 
 // Any other functions you need to manipulate the mapyou can access through this
@@ -47,6 +48,7 @@ typedef struct {
 // do not retain the delegate so you can let the corresponding controller implement the
 // delegate without circular references
 @property (assign) id<RMMapViewDelegate> delegate;
+@property (readwrite) float decelerationFactor;
 
 - (id)initWithFrame:(CGRect)frame WithLocation:(CLLocationCoordinate2D)latlong;
 

@@ -40,6 +40,7 @@
 @end
 
 @implementation RMMapView
+@synthesize decelerationFactor;
 
 -(void) initValues:(CLLocationCoordinate2D)latlong
 {
@@ -54,6 +55,7 @@
 	
 	enableDragging = YES;
 	enableZoom = YES;
+	decelerationFactor = 0.88f;
 	
 	//	[self recalculateImageSet];
 	
@@ -493,8 +495,8 @@
 	// avoid calling delegate methods? design call here
 	[contents moveBy:decelerationDelta];
 
-	decelerationDelta.width *= 0.99f;
-	decelerationDelta.height *= 0.99f;
+	decelerationDelta.width *= [self decelerationFactor];
+	decelerationDelta.height *= [self decelerationFactor];
 }
 
 - (void)stopDeceleration {