wisemapping-open-source/mindplot/src/main/javascript/model/FeatureModel.js

/*
 *    Copyright [2011] [wisemapping]
 *
 *   Licensed under WiseMapping Public License, Version 1.0 (the "License").
 *   It is basically the Apache License, Version 2.0 (the "License") plus the
 *   "powered by wisemapping" text requirement on every single page;
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the license at
 *
 *       http://www.wisemapping.org/license
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 */

mindplot.model.FeatureModel = new Class({
    initialize:function(type) {
        $assert(type, 'type can not be null');

        this._id = mindplot.model.FeatureModel._nextUUID();
        this._type = type;
        this._attributes = {};

        // Create type method ...
        this['is' + type.camelCase() + 'Model'] = function() {
            return true;
        };
    },

    getAttributes : function() {
        return Object.clone(this._attributes);
    },

    setAttributes : function(attributes) {
        for (key in attributes) {
            this["set" + key.capitalize()](attributes[key]);
        }
    },

    setAttribute : function(key, value) {
        $assert(key, 'key id can not be null');
        this._attributes[key] = value;
    },

    getAttribute : function(key) {
        $assert(key, 'key id can not be null');

        return this._attributes[key];
    },

    getId : function() {
        return this._id;
    },

    getType:function() {
        return this._type;
    }
});

mindplot.model.FeatureModel._nextUUID = function() {
    if (!$defined(this._uuid)) {
        this._uuid = 0;
    }

    this._uuid = this._uuid + 1;
    return this._uuid;
};