52 lines
1.8 KiB
JavaScript
52 lines
1.8 KiB
JavaScript
/*
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU AFFERO General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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or see http://www.gnu.org/licenses/agpl.txt.
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*/
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// OSRM base class
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// [has to be loaded before all other OSRM classes]
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var OSRM = {};
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OSRM.VERSION = '0.1.1';
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OSRM.CONSTANTS = {};
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OSRM.DEFAULTS = {};
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OSRM.GLOBALS = {};
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// [convenience function] declare one class to be a subclass of another class
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OSRM._inheritFromHelper = function() {};
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OSRM.inheritFrom = function( sub_class, base_class ) {
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OSRM._inheritFromHelper.prototype = base_class.prototype;
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sub_class.prototype = new OSRM._inheritFromHelper();
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sub_class.prototype.constructor = sub_class;
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sub_class.prototype.base = base_class.prototype;
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};
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// [convenience function] extend prototypes of a class -> used to add member values and functions
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OSRM.extend = function( target_class, properties ) {
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for( property in properties ) {
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target_class.prototype[property] = properties[property];
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}
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};
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// [usage of convenience functions]
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// SubClass = function() {
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// SubClass.prototype.base.constructor.apply(this, arguments);
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// }
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// OSRM.inheritFrom( SubClass, BaseClass );
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// OSRM.extend( SubClass, { property:value } );
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