From feadca9d1f4e81eb602d85fcac741bd07feafe0c Mon Sep 17 00:00:00 2001
From: juliandescottes <julian.descottes@gmail.com>
Date: Mon, 10 Sep 2012 23:32:34 +0200
Subject: [PATCH] Added clear method to pskl.model.Frame

---
 js/controller/DrawingController.js |  4 ----
 js/model/Frame.js                  | 14 +++++++++++++-
 2 files changed, 13 insertions(+), 5 deletions(-)

diff --git a/js/controller/DrawingController.js b/js/controller/DrawingController.js
index 1e62ee61..e77e4e85 100644
--- a/js/controller/DrawingController.js
+++ b/js/controller/DrawingController.js
@@ -210,8 +210,4 @@
       this.overlayRenderer.render(this.overlayFrame);
     }
 	};
-
-	ns.DrawingController.prototype.clearOverlay = function () {
-		this.overlayFrame = pskl.model.Frame.createEmptyFromFrame(this.frame);
-	};
 })();
\ No newline at end of file
diff --git a/js/model/Frame.js b/js/model/Frame.js
index b8c7a5eb..17652313 100644
--- a/js/model/Frame.js
+++ b/js/model/Frame.js
@@ -8,6 +8,11 @@
 	};
 
 	ns.Frame.createEmpty = function (width, height) {
+    	var pixels = ns.Frame.createEmptyPixelGrid_(width, height);
+		return new ns.Frame(pixels);
+	};
+
+	ns.Frame.createEmptyPixelGrid_ = function (width, height) {
 		var pixels = []; //new Array(width);
 		for (var columnIndex=0; columnIndex < width; columnIndex++) {
 			var columnArray = [];
@@ -16,7 +21,7 @@
 			}
 			pixels[columnIndex] = columnArray;
     	}
-		return new ns.Frame(pixels);
+		return pixels;
 	};
 
 	ns.Frame.createEmptyFromFrame = function (frame) {
@@ -41,6 +46,13 @@
 		this.pixels = this.clonePixels_(pixels);
 	};
 
+
+
+	ns.Frame.prototype.clear = function () {
+		var pixels = ns.Frame.createEmptyPixelGrid_(this.getWidth(), this.getHeight());
+		this.setPixels(pixels);
+	};
+
 	/**
 	 * Clone a set of pixels. Should be static utility method
 	 * @private