/*
 *    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.
 */

web2d.peer.svg.ElipsePeer = new Class({
    Extends: web2d.peer.svg.ElementPeer,
    initialize : function() {
        var svgElement = window.document.createElementNS(this.svgNamespace, 'ellipse');
        this.parent(svgElement);
        this.attachChangeEventListener("strokeStyle", web2d.peer.svg.ElementPeer.prototype.updateStrokeStyle);
        this._position = {x:0, y:0};
    },

     setSize : function(width, height) {
        this.parent(width, height);
        if ($defined(width)) {
            this._native.setAttribute('rx', width / 2);
        }

        if ($defined(height)) {
            this._native.setAttribute('ry', height / 2);
        }

        var pos = this.getPosition();
        this.setPosition(pos.x, pos.y);
    },

    setPosition : function(cx, cy) {
        var size = this.getSize();
        cx = cx + size.width / 2;
        cy = cy + size.height / 2;
        if ($defined(cx)) {
            this._native.setAttribute('cx', cx);
        }

        if ($defined(cy)) {
            this._native.setAttribute('cy', cy);
        }
    },

    getPosition : function() {
        return this._position;
    }
});

