Mercurial > hg > LGMap

annotate geotemco/js/LineOverlay/LineOverlayWidget.js @ 23:d864c58ae667

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For avoiding ssl warning, changing the link, mapquest.com, from http to https
author Calvin Yeh <cyeh@mpipw-berlin.mpg.com>
date Wed, 29 Mar 2017 07:04:44 +0200
parents 8f05c2a84bba
children
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1 /*
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2 * LineOverlayWidget.js
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3 *
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4 * Copyright (c) 2013, Sebastian Kruse. All rights reserved.
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5 *
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6 * This library is free software; you can redistribute it and/or
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7 * modify it under the terms of the GNU Lesser General Public
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8 * License as published by the Free Software Foundation; either
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9 * version 3 of the License, or (at your option) any later version.
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10 *
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11 * This library is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 * Lesser General Public License for more details.
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15 *
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16 * You should have received a copy of the GNU Lesser General Public
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17 * License along with this library; if not, write to the Free Software
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18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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19 * MA 02110-1301 USA
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20 */
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21
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22 //calculate angle between line and x-axis
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23 //credits: geometricnet (http://geometricnet.sourceforge.net/examples/directions.html)
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24 bearing = function(x1,y1,x2,y2) {
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25 b_x = 0;
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26 b_y = 1;
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27 a_x = x2 - x1;
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28 a_y = y2 - y1;
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29 angle_rad = Math.acos((a_x*b_x+a_y*b_y)/Math.sqrt(a_x*a_x+a_y*a_y)) ;
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30 angle = 360/(2*Math.PI)*angle_rad;
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31 if (a_x < 0) {
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32 return 360 - angle;
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33 } else {
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34 return angle;
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35 }
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36 };
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37
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38 /**
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39 * @class LineOverlayWidget
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40 * Implementation for the widget interactions of an overlay showing lines between points
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41 * @author Sebastian Kruse (skruse@mpiwg-berlin.mpg.de)
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42 *
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43 * @param {WidgetWrapper} core wrapper for interaction to other widgets
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44 * @param {JSON} options user specified configuration that overwrites options in OverlayloaderConfig.js
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45 */
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46 LineOverlayWidget = function (core, options) {
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47
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48 this.core = core;
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49 this.core.setWidget(this);
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50
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51 this.options = (new LineOverlayConfig(options)).options;
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52
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53 this.attachedMapWidgets = new Array();
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54
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55 this.lineOverlay = new LineOverlay(this);
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56 this.lines = [];
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57 this.multiLineFeature;
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58
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59 this.selected = [];
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60 }
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61
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62 /**
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63 * @param {Number} dataSet number of dataSet in dataSet array
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64 * @param {Number} objectID number of DataObject in objects array
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65 */
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66
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67 function Line(objectStart, objectEnd ) {
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68 this.objectStart = objectStart;
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69 this.objectEnd = objectEnd;
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70 }
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71
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72 LineOverlayWidget.prototype = {
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73
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74 initWidget : function() {
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75 var lineOverlayWidget = this;
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76 this.drawLines();
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77 },
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78
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79 highlightChanged : function(objects) {
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80 if( !GeoTemConfig.highlightEvents ){
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81 return;
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82 }
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83 this.drawLines(GeoTemConfig.mergeObjects(objects,this.selected));
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84 },
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85
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86 selectionChanged : function(selection) {
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87 if( !GeoTemConfig.selectionEvents ){
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88 return;
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89 }
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90 if (selection.valid())
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91 this.selected = selection.objects;
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92 else
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93 this.selected = [];
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94
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95 this.drawLines(this.selected);
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96 },
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97
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98 triggerHighlight : function(item) {
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99 },
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100
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101 tableSelection : function() {
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102 },
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103
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104 deselection : function() {
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105 },
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106
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107 filtering : function() {
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108 },
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109
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110 inverseFiltering : function() {
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111 },
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112
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113 triggerRefining : function() {
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114 },
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115
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116 reset : function() {
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117 },
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118
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119 //identical to the function in PieChartWidget
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120 //here cause widgets may be used independed of each other
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121 getElementData : function(dataObject, watchedColumn, selectionFunction) {
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122 var columnData;
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123 if (watchedColumn.indexOf("[") === -1){
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124 columnData = dataObject[watchedColumn];
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125 if (typeof columnData === "undefined"){
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126 columnData = dataObject.tableContent[watchedColumn];
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127 };
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128 } else {
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129 try {
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130 var columnName = watchedColumn.split("[")[0];
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131 var IndexAndAttribute = watchedColumn.split("[")[1];
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132 if (IndexAndAttribute.indexOf("]") != -1){
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133 var arrayIndex = IndexAndAttribute.split("]")[0];
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134 var attribute = IndexAndAttribute.split("]")[1];
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135
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136 if (typeof attribute === "undefined")
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137 columnData = dataObject[columnName][arrayIndex];
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138 else{
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139 attribute = attribute.split(".")[1];
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140 columnData = dataObject[columnName][arrayIndex][attribute];
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141 }
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142 }
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143 } catch(e) {
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144 if (typeof console !== undefined)
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145 console.error(e);
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146
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147 delete columnData;
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148 }
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149 }
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150
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151 if ( (typeof columnData !== "undefined") && (typeof selectionFunction !== "undefined") )
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152 columnData = selectionFunction(columnData);
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153
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nylin@mpiwg-berlin.mpg.de
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154 return(columnData);
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nylin@mpiwg-berlin.mpg.de
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diff changeset
155 },
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156
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157 matchColumns : function(dataSet1, columnName1, dataSet2, columnName2) {
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158 var lineOverlayWidget = this;
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nylin@mpiwg-berlin.mpg.de
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159 lineOverlayWidget.lines;
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nylin@mpiwg-berlin.mpg.de
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diff changeset
160 $(GeoTemConfig.datasets[dataSet1].objects).each(function(){
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161 var object1 = this;
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162 var data1 = lineOverlayWidget.getElementData(object1, columnName1);
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nylin@mpiwg-berlin.mpg.de
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163 //split because there could be multiple comma separated values
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nylin@mpiwg-berlin.mpg.de
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164 data1 = data1.split(",");
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165
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166 $(GeoTemConfig.datasets[dataSet2].objects).each(function(){
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167 var object2 = this;
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168 //avoid reflexive and double entries
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nylin@mpiwg-berlin.mpg.de
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169 if ((columnName1 === columnName2)&&(dataSet1 === dataSet2)&&(object1.index<=object2.index))
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170 return;
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171 var data2 = lineOverlayWidget.getElementData(object2, columnName2);
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172 //split because there could be multiple comma separated values
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173 data2 = data2.split(",");
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174
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175 //check if at least one pair matches
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nylin@mpiwg-berlin.mpg.de
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176 for(var i = 0; i < data1.length; i++ ){
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nylin@mpiwg-berlin.mpg.de
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177 var firstVal = data1[i];
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nylin@mpiwg-berlin.mpg.de
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178 if (data2.indexOf(firstVal) !== -1){
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nylin@mpiwg-berlin.mpg.de
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179 lineOverlayWidget.lines.push(new Line(object1, object2));
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180 break;
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nylin@mpiwg-berlin.mpg.de
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181 }
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nylin@mpiwg-berlin.mpg.de
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182 }
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nylin@mpiwg-berlin.mpg.de
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183 });
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nylin@mpiwg-berlin.mpg.de
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184 });
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nylin@mpiwg-berlin.mpg.de
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185 },
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186
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187 getXYofObject : function(cs,dataObject){
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188 //iterata over datasets
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189 var x,y;
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190 var found = false;
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nylin@mpiwg-berlin.mpg.de
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191 $(cs).each(function(){
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nylin@mpiwg-berlin.mpg.de
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192 //iterate over circles
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nylin@mpiwg-berlin.mpg.de
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193 $(this).each(function(){
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nylin@mpiwg-berlin.mpg.de
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194 var circle = this;
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nylin@mpiwg-berlin.mpg.de
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195 //iterata over objects in this circle;
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nylin@mpiwg-berlin.mpg.de
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196 var index = $.inArray(dataObject,circle.elements);
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nylin@mpiwg-berlin.mpg.de
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197 if (index !== -1){
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198 x = circle.feature.geometry.x;
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nylin@mpiwg-berlin.mpg.de
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199 y = circle.feature.geometry.y;
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nylin@mpiwg-berlin.mpg.de
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200 found = true;
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nylin@mpiwg-berlin.mpg.de
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201 return false;
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
202 }
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
203 });
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nylin@mpiwg-berlin.mpg.de
parents:
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204 //break loop
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nylin@mpiwg-berlin.mpg.de
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205 if (found === true)
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nylin@mpiwg-berlin.mpg.de
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206 return false;
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nylin@mpiwg-berlin.mpg.de
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207 });
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nylin@mpiwg-berlin.mpg.de
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diff changeset
208
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nylin@mpiwg-berlin.mpg.de
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diff changeset
209 return ({x:x,y:y});
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nylin@mpiwg-berlin.mpg.de
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diff changeset
210 },
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nylin@mpiwg-berlin.mpg.de
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211
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nylin@mpiwg-berlin.mpg.de
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212 /**
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nylin@mpiwg-berlin.mpg.de
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213 * @param {DataObjects[][]} objects set of objects to limit to
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nylin@mpiwg-berlin.mpg.de
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214 */
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nylin@mpiwg-berlin.mpg.de
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215 drawLines : function(objects) {
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nylin@mpiwg-berlin.mpg.de
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216 var flatObjects = [];
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nylin@mpiwg-berlin.mpg.de
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217 if ( (typeof objects !== "undefined") &&
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nylin@mpiwg-berlin.mpg.de
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218 (objects instanceof Array) &&
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nylin@mpiwg-berlin.mpg.de
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diff changeset
219 (objects.length > 0) ) {
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nylin@mpiwg-berlin.mpg.de
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220 $(objects).each(function(){
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nylin@mpiwg-berlin.mpg.de
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221 $.merge(flatObjects, this);
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
222 });
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nylin@mpiwg-berlin.mpg.de
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223 }
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nylin@mpiwg-berlin.mpg.de
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224 var lineOverlayWidget = this;
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225
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nylin@mpiwg-berlin.mpg.de
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226 $(lineOverlayWidget.attachedMapWidgets).each(function(){
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nylin@mpiwg-berlin.mpg.de
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227 var mapWidget = this.mapWidget;
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nylin@mpiwg-berlin.mpg.de
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228 var lineLayer = this.lineLayer;
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nylin@mpiwg-berlin.mpg.de
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diff changeset
229
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nylin@mpiwg-berlin.mpg.de
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230 var map = mapWidget.openlayersMap;
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
231 var cs = mapWidget.mds.getObjectsByZoom();
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nylin@mpiwg-berlin.mpg.de
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diff changeset
232
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nylin@mpiwg-berlin.mpg.de
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diff changeset
233 mapWidget.openlayersMap.setLayerIndex(lineLayer, 99);
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nylin@mpiwg-berlin.mpg.de
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diff changeset
234
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
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diff changeset
235 lineLayer.removeAllFeatures();
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nylin@mpiwg-berlin.mpg.de
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diff changeset
236
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
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diff changeset
237 var lineElements = [];
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nylin@mpiwg-berlin.mpg.de
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diff changeset
238
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
239 var checkIfLineInPreset = function(){return false;};
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
240 if (lineOverlayWidget.options.showLines === "inbound"){
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
241 checkIfLineInPreset = function(objectStart,objectEnd,flatObjects){
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
242 return ($.inArray(objectEnd, flatObjects) === -1);
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
243 };
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
244 } else if (lineOverlayWidget.options.showLines === "outbound"){
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
245 checkIfLineInPreset = function(objectStart,objectEnd,flatObjects){
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
246 return ($.inArray(objectStart, flatObjects) === -1);
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
247 };
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
248 } else /*if (lineOverlayWidget.options.showLines === "both")*/{
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
249 checkIfLineInPreset = function(objectStart,objectEnd,flatObjects){
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
250 return ( ($.inArray(objectStart, flatObjects) === -1) &&
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
251 ($.inArray(objectEnd, flatObjects) === -1) );
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
252 };
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
253 }
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
254
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
255 $(lineOverlayWidget.lines).each(function(){
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
256 var line = this;
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
257
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
258 if ((lineOverlayWidget.options.onlyShowSelectedOrHighlighted === true) || (flatObjects.length > 0)){
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
259 //if objects are limited, check whether start or end are within
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
260 if (checkIfLineInPreset(line.objectStart, line.objectEnd, flatObjects))
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
261 return;
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
262 }
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
263 //get XY-val of start Object
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
264 var xyStart = lineOverlayWidget.getXYofObject(cs, line.objectStart);
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
265 //continue if no valid XY-coords where found
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
266 if ( (typeof xyStart.x === "undefined") && (typeof xyStart.y === "undefined") )
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
267 return;
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
268 var xyEnd = lineOverlayWidget.getXYofObject(cs, line.objectEnd);
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
269 //continue if no valid XY-coords where found
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
270 if ( (typeof xyEnd.x === "undefined") && (typeof xyEnd.y === "undefined") )
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
271 return;
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
272
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
273 //do not draw 0-length lines (from same circle)
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
274 if ( (xyStart.x === xyEnd.x) && (xyStart.y === xyEnd.y) )
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
275 return;
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
276
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
277 var points = new Array(
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
278 new OpenLayers.Geometry.Point(xyStart.x, xyStart.y),
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
279 new OpenLayers.Geometry.Point(xyEnd.x, xyEnd.y)
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
280 );
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
281
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
282 var line = new OpenLayers.Geometry.LineString(points);
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
283
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
284 //Only draw each line once. Unfortunately this check is faster
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
285 //than drawing multiple lines.
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
286 var found = false;
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
287 $(lineElements).each(function(){
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
288 var checkLine = this.line;
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
289 if (( (checkLine.components[0].x === line.components[0].x) &&
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
290 (checkLine.components[0].y === line.components[0].y) &&
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
291 (checkLine.components[1].x === line.components[1].x) &&
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
292 (checkLine.components[1].y === line.components[1].y) ) ||
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
293 // if lines are "directional" (arrows) the opposite one isn't the same anymore!
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
294 ( (lineOverlayWidget.options.showArrows === false) &&
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
295 (checkLine.components[0].x === line.components[1].x) &&
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
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diff changeset
296 (checkLine.components[0].y === line.components[1].y) &&
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
297 (checkLine.components[1].x === line.components[0].x) &&
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
298 (checkLine.components[1].y === line.components[0].y) ) ){
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
299 found = true;
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nylin@mpiwg-berlin.mpg.de
parents:
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300 //increase width of this line
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
301 this.width++;
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nylin@mpiwg-berlin.mpg.de
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diff changeset
302 //and don't draw it again
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nylin@mpiwg-berlin.mpg.de
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303 return false;
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
304 }
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
305 });
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
306
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
307 if (found === true)
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
308 return;
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
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309
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nylin@mpiwg-berlin.mpg.de
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310 lineElements.push({line:line,width:1});
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
311 });
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
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312
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
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313 $(lineElements).each(function(){
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nylin@mpiwg-berlin.mpg.de
parents:
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314 var line = this.line;
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nylin@mpiwg-berlin.mpg.de
parents:
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315 var width = this.width;
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
316
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
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317 if (lineOverlayWidget.options.showArrows === true){
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
318 var xyStart = line.components[0];
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
319 var xyEnd = line.components[1];
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nylin@mpiwg-berlin.mpg.de
parents:
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320 var arrowFeature = new OpenLayers.Feature.Vector(
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
321 new OpenLayers.Geometry.Point(xyEnd.x-((xyEnd.x-xyStart.x)*0.03), xyEnd.y-((xyEnd.y-xyStart.y)*0.03)),
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
322 {
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
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323 type: "triangle",
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
324 angle: bearing(xyStart.x,xyStart.y,xyEnd.x,xyEnd.y),
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
325 width: width+1
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
326 }
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
327 );
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
328 lineLayer.addFeatures(arrowFeature);
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
329 }
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
330
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
331 var lineFeature = new OpenLayers.Feature.Vector(line,{width:width});
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
332 lineLayer.addFeatures(lineFeature);
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
333 });
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
334 });
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
335 },
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
336
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
337 attachMapWidget : function(mapWidget) {
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
338 var styles = new OpenLayers.StyleMap({
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
339 "default": {
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nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
340 graphicName: "${type}",
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
341 rotation: "${angle}",
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
342 pointRadius: "${width}",
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
343 strokeColor: '#0000ff',
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
344 strokeOpacity: 0.5,
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
345 strokeWidth: "${width}",
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
346 fillOpacity: 1
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
347 }
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
348 });
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
349
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
350 var lineOverlayWidget = this;
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
351 var lineLayer = new OpenLayers.Layer.Vector("Line Layer", {
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
352 styleMap: styles,
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
353 isBaseLayer:false
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
354 });
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
355 mapWidget.openlayersMap.addLayer(lineLayer);
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
356 mapWidget.openlayersMap.setLayerIndex(lineLayer, 99);
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
357 this.attachedMapWidgets.push({mapWidget:mapWidget,lineLayer:lineLayer});
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
358 //register zoom event
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
359 mapWidget.openlayersMap.events.register("zoomend", lineOverlayWidget, function(){
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
360 this.drawLines(this.selected);
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
361 });
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
362 }
8f05c2a84bba Apply new platin and Add tree layers
nylin@mpiwg-berlin.mpg.de
parents:
diff changeset
363 };