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63
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1
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2 guiBlocks.prototype.addMapBlock = function(url, baseId, firstLayer) {
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3 var block = this.addBlock(url, baseId, function() {
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4 // function after add block finished
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5 var be = block.element;
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6 console.debug("in mapblock after block load!");
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7 block.params.map_layers = [];
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8 if (typeof(firstLayer) != "undefined") {
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9 block.appendMapLayer(firstLayer);
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10 }
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11
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12 block.showMapParams();
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13 // show block
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14 $(be).fadeIn();
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15
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16 // save map params in block.param -- too early
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17 //params = block.readLayerParams();
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18
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19 // load map
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20 block.updateMap(be,block.params);
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21
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22 // update button
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23 $(be).find(".map_update_button").click(function() {
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24 console.debug("map update");
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25 params = block.readMapParams();
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26 block.updateMap(be,params);
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27 });
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28 });
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29 };
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30
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31 guiBlocks.Block.prototype.appendMapLayer = function(layerparams) {
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32 // add layer to this map
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33 var layerinfo = {display: true, layer:layerparams};
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34 var layers = this.params.map_layers;
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35 layers.push(layerinfo);
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36 // update indexes
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37 for (var i = 0; i < layers.length; i++) {
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38 layers[i].idx = i;
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39 }
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40 };
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41
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42 guiBlocks.Block.prototype.showMapParams = function(elem,params) {
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43 // create html with layer parameters from params
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44 if (typeof(elem) == 'undefined') {
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45 elem = this.element;
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46 }
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47 if (typeof(param) == 'undefined') {
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48 params = this.params;
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49 }
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50 var layers = params.map_layers;
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51 // remove old info
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52 $(elem).remove(".layer_info");
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53 // write new info
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54 if (layers.length > 0) {
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55 var tmpl = $(elem).find(".layer_info_tmpl").tmpl(layers);
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56 $(elem).find(".map_layer_header").after(tmpl);
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57 }
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58 };
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59
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60 guiBlocks.Block.prototype.readMapParams = function(elem,params) {
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61 // read layer parameters from html element and store in param
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62 if (typeof(elem) == 'undefined') {
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63 elem = this.element;
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64 }
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65 if (typeof(param) == 'undefined') {
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66 params = this.params;
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67 }
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68 params.name = $(elem).find(".map_name").val();
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69 var layers = params.map_layers;
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70 for (var i = 0; i < layers.length; i++) {
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71 layers[i].display = $(elem).find(".layer_display_"+i).attr("checked");
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72 }
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73 //params.position_field = $(elem).find(".map_position_select").val();
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74 //params.connect_line = $(elem).find(".layer_line_checkbox").attr("checked");
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75 return params;
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76 };
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77
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78 guiBlocks.Block.prototype.updateMap = function(elem,map_params) {
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79 // update and draw the google map
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80 var le = $(elem).find(".map_box").get(0);
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81 // create empty map
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82 if (typeof(google) != "undefined") {
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83 var latlng = new google.maps.LatLng(29, 116);
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84 var mapOpts = {
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85 zoom: 5,
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86 center: latlng,
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87 mapTypeId: google.maps.MapTypeId.TERRAIN
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88 };
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89 var map = new google.maps.Map(le, mapOpts);
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90 console.debug("new google map=",map," on el=",le);
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91 }
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92 // add the layers
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93 var layerList = map_params.map_layers;
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94 for (var i = 0; i < layerList.length; i++) {
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95 if (!layerList[i].display) {
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96 continue;
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97 }
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98 var params = layerList[i].layer;
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99 var paramstr = "format=KML_URL";
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100 if (params.position_field && params.position_field != "Default") {
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101 paramstr += "&gis_id_field="+params.position_field;
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102 }
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103 if (params.connect_line) {
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104 paramstr += "&connect_line="+params.connect_line;
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105 }
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106 var layerurl = "../db/RESTdb/db/public/" + escape(params.table) + "?" + paramstr;
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107 jQuery.get(layerurl, function(data, textStatus, XMLHttpRequest) {
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108 // function after load kml url finished
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109 console.debug("kml url loaded! this=", this, " data=", data, " ("+typeof(data)+")");
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110 if (typeof(data) == "string") {
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111 var kmlURL = data;
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112 } else {
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113 // broken, what now?
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114 return;
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115 }
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116 // render layer
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117 if (typeof(google) != "undefined") {
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118 var newMarker=new google.maps.KmlLayer(kmlURL);
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119 console.debug("new marker layer=",newMarker," map=",map);
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120 newMarker.setMap(map);
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121 }
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122 });
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123 }
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124 };
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