From 1b61e4333cc257036558ad1be4662485627a644b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=BCrg=20Lehni?= <juerg@scratchdisk.com>
Date: Mon, 22 Apr 2013 22:48:36 -0700
Subject: [PATCH] Implement Project#clear().

---
 src/item/Layer.js      | 3 +++
 src/project/Project.js | 8 ++++++++
 2 files changed, 11 insertions(+)

diff --git a/src/item/Layer.js b/src/item/Layer.js
index 58de1751..ff2afaf0 100644
--- a/src/item/Layer.js
+++ b/src/item/Layer.js
@@ -73,6 +73,9 @@ var Layer = this.Layer = Group.extend(/** @lends Layer# */{
 		if (this._parent)
 			return this.base(notify);
 		if (this._index != null) {
+			if (this._project.activeLayer === this)
+				this._project.activeLayer = this.getNextSibling()
+						|| this.getPreviousSibling();
 			Base.splice(this._project.layers, null, this._index, 1);
 			// Tell project we need a redraw. This is similar to _changed()
 			// mechanism.
diff --git a/src/project/Project.js b/src/project/Project.js
index c6021acd..094cb7bc 100644
--- a/src/project/Project.js
+++ b/src/project/Project.js
@@ -85,6 +85,14 @@ var Project = this.Project = PaperScopeItem.extend(/** @lends Project# */{
 	 * @function
 	 */
 
+	// DOCS: Project#clear()
+
+	clear: function() {
+		for (var i = 0; i < this.layers.length; i++)
+			this.layers[i].remove();
+		this.symbols = [];
+	},
+
 	/**
 	 * Removes this project from the {@link PaperScope#projects} list, and also
 	 * removes its view, if one was defined.