Implement options.asString for Item#exportJSON()

src/core/Base.js

@@ -40,7 +40,7 @@ Base.inject(/** @lends Base# */{
 	/**
 	 * Serializes this object to a JSON string.
 	 *
-	 * @param {Object} [options={ precision: 5 }]
+	 * @param {Object} [options={ asString: true, precision: 5 }]
 	 */
 	exportJSON: function(options) {
 		return Base.exportJSON(this, options);
@@ -433,7 +433,10 @@ Base.inject(/** @lends Base# */{
 		},
 
 		exportJSON: function(obj, options) {
-			return JSON.stringify(Base.serialize(obj, options));
+			var json = Base.serialize(obj, options);
+			return options && options.asString === false
+					? json
+					: JSON.stringify(json);
 		},
 
 		importJSON: function(json, target) {

src/item/Item.js

@@ -1804,12 +1804,15 @@ var Item = Base.extend(Callback, /** @lends Item# */{
 	 * data string.
 	 *
 	 * The options object offers control over some aspects of the SVG export:
+	 * <b>options.asString:</b> {@code Boolean} – wether the JSON is returned as
+	 * a {@code Object} or a {@code String}.
 	 * <b>options.precision:</b> {@code Number} – the amount of fractional
 	 * digits in numbers used in JSON data.
 	 *
 	 * @name Item#exportJSON
 	 * @function
-	 * @param {Object} [options={ precision: 5 }] the serialization options 
+	 * @param {Object} [options={ asString: true, precision: 5 }] the
+	 * serialization options
 	 * @return {String} the exported JSON data
 	 */
 
@@ -1836,8 +1839,8 @@ var Item = Base.extend(Callback, /** @lends Item# */{
 	 * Exports the item with its content and child items as an SVG DOM.
 	 *
 	 * The options object offers control over some aspects of the SVG export:
-	 * <b>options.asString:</b> {@code Boolean} – wether a SVG node or a String
+	 * <b>options.asString:</b> {@code Boolean} – wether a SVG node or a
-	 * is to be returned.
+	 * {@code String} is to be returned.
 	 * <b>options.precision:</b> {@code Number} – the amount of fractional
 	 * digits in numbers used in SVG data.
 	 * <b>options.matchShapes:</b> {@code Boolean} – wether imported path

src/project/Project.js

@@ -335,12 +335,15 @@ var Project = PaperScopeItem.extend(/** @lends Project# */{
 	 * a JSON data string.
 	 *
 	 * The options object offers control over some aspects of the SVG export:
+	 * <b>options.asString:</b> {@code Boolean} – wether the JSON is returned as
+	 * a {@code Object} or a {@code String}.
 	 * <b>options.precision:</b> {@code Number} – the amount of fractional
 	 * digits in numbers used in JSON data.
 	 *
 	 * @name Project#exportJSON
 	 * @function
-	 * @param {Object} [options={ precision: 5 }] the serialization options 
+	 * @param {Object} [options={ asString: true, precision: 5 }] the
+	 * serialization options
 	 * @return {String} the exported JSON data
 	 */
 
@@ -364,8 +367,8 @@ var Project = PaperScopeItem.extend(/** @lends Project# */{
 	 * all contained in one top level SVG group node.
 	 *
 	 * The options object offers control over some aspects of the SVG export:
-	 * <b>options.asString:</b> {@code Boolean} – wether a SVG node or a String
+	 * <b>options.asString:</b> {@code Boolean} – wether a SVG node or a
-	 * is to be returned.
+	 * {@code String} is to be returned.
 	 * <b>options.precision:</b> {@code Number} – the amount of fractional
 	 * digits in numbers used in SVG data.
 	 * <b>options.matchShapes:</b> {@code Boolean} – wether imported path