mirror of
https://bitbucket.org/wisemapping/wisemapping-open-source.git
synced 2024-11-15 11:07:57 +01:00
104 lines
3.4 KiB
JavaScript
104 lines
3.4 KiB
JavaScript
/*
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* Copyright [2011] [wisemapping]
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*
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* Licensed under WiseMapping Public License, Version 1.0 (the "License").
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* It is basically the Apache License, Version 2.0 (the "License") plus the
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* "powered by wisemapping" text requirement on every single page;
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the license at
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*
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* http://www.wisemapping.org/license
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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web2d.peer.svg.PolyLinePeer = new Class({
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Extends: web2d.peer.svg.ElementPeer,
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initialize : function() {
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var svgElement = window.document.createElementNS(this.svgNamespace, 'polyline');
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this.parent(svgElement);
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this.setFill("none");
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this.breakDistance = 10;
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},
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setFrom : function(x1, y1) {
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this._x1 = x1;
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this._y1 = y1;
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this._updatePath();
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},
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setTo : function(x2, y2) {
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this._x2 = x2;
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this._y2 = y2;
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this._updatePath();
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},
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setStrokeWidth : function(width) {
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this._native.setAttribute('stroke-width', width);
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},
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setColor : function(color) {
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this._native.setAttribute('stroke', color);
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},
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setStyle : function(style) {
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this._style = style;
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this._updatePath();
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},
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getStyle : function() {
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return this._style;
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},
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_updatePath : function() {
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if (this._style == "Curved") {
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this._updateMiddleCurvePath();
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}
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else if (this._style == "Straight") {
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this._updateStraightPath();
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}
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else {
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this._updateCurvePath();
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}
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},
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_updateStraightPath : function() {
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if ($defined(this._x1) && $defined(this._x2) && $defined(this._y1) && $defined(this._y2)) {
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var path = web2d.PolyLine.buildStraightPath(this.breakDistance, this._x1, this._y1, this._x2, this._y2);
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this._native.setAttribute('points', path);
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}
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},
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_updateMiddleCurvePath : function() {
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var x1 = this._x1;
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var y1 = this._y1;
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var x2 = this._x2;
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var y2 = this._y2;
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if ($defined(x1) && $defined(x2) && $defined(y1) && $defined(y2)) {
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var diff = x2 - x1;
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var middlex = (diff / 2) + x1;
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var signx = 1;
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var signy = 1;
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if (diff < 0) {
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signx = -1;
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}
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if (y2 < y1) {
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signy = -1;
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}
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var path = x1 + ", " + y1 + " " + (middlex - 10 * signx) + ", " + y1 + " " + middlex + ", " + (y1 + 10 * signy) + " " + middlex + ", " + (y2 - 10 * signy) + " " + (middlex + 10 * signx) + ", " + y2 + " " + x2 + ", " + y2;
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this._native.setAttribute('points', path);
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}
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},
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_updateCurvePath : function() {
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if ($defined(this._x1) && $defined(this._x2) && $defined(this._y1) && $defined(this._y2)) {
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var path = web2d.PolyLine.buildCurvedPath(this.breakDistance, this._x1, this._y1, this._x2, this._y2);
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this._native.setAttribute('points', path);
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}
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}
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}); |