Merge pull request #487 from LLK/v424

v424

src/scratch/ScratchCostume.as

@@ -59,7 +59,7 @@ public class ScratchCostume {
 	public var baseLayerBitmap:BitmapData;
 	public var baseLayerID:int = -1;
 	public var baseLayerMD5:String;
-	public var baseLayerData:ByteArray;
+	private var __baseLayerData:ByteArray;
 
 	public static const WasEdited:int = -10; // special baseLayerID used to indicate costumes that have been edited
 
@@ -74,7 +74,7 @@ public class ScratchCostume {
 	public var textLayerBitmap:BitmapData;
 	public var textLayerID:int = -1;
 	public var textLayerMD5:String;
-	public var textLayerData:ByteArray;
+	private var __textLayerData:ByteArray;
 
 	public var text:String;
 	public var textRect:Rectangle;
@@ -103,6 +103,24 @@ public class ScratchCostume {
 		}
 	}
 
+	public function get baseLayerData():ByteArray {
+		return __baseLayerData;
+	}
+
+	public function set baseLayerData(data:ByteArray):void {
+		__baseLayerData = data;
+		baseLayerMD5 = null;
+	}
+
+	public function get textLayerData():ByteArray {
+		return __textLayerData;
+	}
+
+	public function set textLayerData(data:ByteArray):void {
+		__textLayerData = data;
+		textLayerMD5 = null;
+	}
+
 	public static function scaleForScratch(bm:BitmapData):BitmapData {
 		if ((bm.width <= 480) && (bm.height <= 360)) return bm;
 		var scale:Number = Math.min(480 / bm.width, 360 / bm.height);

src/scratch/ScratchSound.as

@@ -41,7 +41,7 @@ public class ScratchSound {
 	public var soundName:String = '';
 	public var soundID:int;
 	public var md5:String;
-	public var soundData:ByteArray = new ByteArray();
+	private var __soundData:ByteArray = new ByteArray();
 	public var format:String = '';
 	public var rate:int = 44100;
 	public var sampleCount:int;
@@ -71,6 +71,15 @@ public class ScratchSound {
 		}
 	}
 
+	public function get soundData():ByteArray {
+		return __soundData;
+	}
+
+	public function set soundData(data:ByteArray):void {
+		__soundData = data;
+		md5 = null;
+	}
+
 	private function reduceSizeIfNeeded(channels:int):void {
 		// Convert stereo to mono, downsample if rate > 32000, or both.
 		// Compress if data is over threshold and not already compressed.