| 1 | <html> |
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| 2 | <head profile="http://www.w3.org/2002/12/namespace"> |
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| 3 | <link rel="stylesheet" type="text/css" href="../../../../dijit/themes/dijit.css"> |
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| 4 | <link rel="stylesheet" type="text/css" href="../../../../dijit/themes/tundra/tundra.css"> |
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| 5 | <title>GFX Layer</title> |
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| 6 | <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"> |
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| 7 | |
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| 8 | <!-- hosted version --> |
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| 9 | <script type="text/javascript" src="http://openlayers.org/api/2/OpenLayers.js"></script> |
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| 10 | |
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| 11 | <script type="text/javascript"> |
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| 12 | var djConfig = { |
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| 13 | isDebug : true, |
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| 14 | parseOnLoad : true |
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| 15 | }; |
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| 16 | </script> |
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| 17 | |
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| 18 | <script type="text/javascript" src="../../../../dojo/dojo.js"></script> |
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| 19 | |
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| 20 | <script type="text/javascript"> |
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| 21 | require([ "dojo/ready", |
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| 22 | "dojo/_base/array", |
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| 23 | "dojo/_base/lang", |
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| 24 | "dojox/geo/openlayers/widget/Map", |
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| 25 | "dojox/geo/openlayers/GfxLayer", |
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| 26 | "dojox/geo/openlayers/Point", |
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| 27 | "dojox/geo/openlayers/LineString", |
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| 28 | "dojox/geo/openlayers/Collection", |
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| 29 | "dojox/geo/openlayers/GeometryFeature", |
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| 30 | "dojo/parser"], function(ready, arr, lang, Map, GfxLayer, Point, LineString, Collection, GeometryFeature){ |
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| 31 | |
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| 32 | ready(function(){ |
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| 33 | var map = dijit.byId("map"); |
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| 34 | var layer = new GfxLayer("GfxLayer"); |
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| 35 | map.map.addLayer(layer); |
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| 36 | var p1 = { |
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| 37 | x : 7.154126, |
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| 38 | y : 43.651748 |
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| 39 | }; |
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| 40 | var pg1 = new Point(p1); |
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| 41 | |
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| 42 | var p2 = { |
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| 43 | x : 7.1541, |
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| 44 | y : 43.6517 |
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| 45 | }; |
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| 46 | var pg2 = new Point(p2); |
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| 47 | |
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| 48 | var grp = new Collection([pg1, pg2]); |
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| 49 | |
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| 50 | var gf = new GeometryFeature(grp); |
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| 51 | gf.setStroke("red"); |
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| 52 | gf.setShapeProperties({ |
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| 53 | r : 10 |
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| 54 | }); |
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| 55 | layer.addFeature(gf); |
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| 56 | |
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| 57 | var cx = 7.154; |
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| 58 | var cy = 43.651; |
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| 59 | var ex = 0.001; |
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| 60 | |
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| 61 | var a1 = [{ |
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| 62 | x : cx - ex, |
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| 63 | y : cy + ex |
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| 64 | }, { |
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| 65 | x : cx + ex, |
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| 66 | y : cy + ex |
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| 67 | }, { |
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| 68 | x : cx + ex, |
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| 69 | y : cy - ex |
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| 70 | }, { |
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| 71 | x : cx - ex, |
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| 72 | y : cy - ex |
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| 73 | }, { |
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| 74 | x : cx - ex, |
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| 75 | y : cy + ex |
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| 76 | }]; |
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| 77 | |
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| 78 | ex = 0.00018; |
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| 79 | var a2 = [{ |
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| 80 | x : cx - ex, |
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| 81 | y : cy + ex |
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| 82 | }, { |
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| 83 | x : cx + ex, |
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| 84 | y : cy + ex |
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| 85 | }, { |
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| 86 | x : cx + ex, |
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| 87 | y : cy - ex |
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| 88 | }, { |
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| 89 | x : cx - ex, |
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| 90 | y : cy - ex |
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| 91 | }, { |
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| 92 | x : cx - ex, |
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| 93 | y : cy + ex |
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| 94 | }]; |
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| 95 | |
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| 96 | var f1 = new LineString(a1); |
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| 97 | var f2 = new LineString(a2); |
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| 98 | |
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| 99 | grp = new Collection([f1, f2]); |
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| 100 | gf = new GeometryFeature(grp); |
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| 101 | gf.setStroke("blue"); |
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| 102 | gf.setFill([0, 0, 0, 0.2]); |
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| 103 | layer.addFeature(gf); |
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| 104 | arr.forEach(a2, function(p){ |
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| 105 | var pg = new Point(p); |
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| 106 | gf = new GeometryFeature(pg); |
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| 107 | gf.createShape = lang.hitch(this, function(/* Surface */s){ |
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| 108 | var r1 = 30; |
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| 109 | var r2 = 10; |
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| 110 | var branches = 9; |
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| 111 | var star = makeStarShape(r1, r2, branches); |
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| 112 | var path = s.createPath(); |
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| 113 | path.setShape({ |
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| 114 | path : star |
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| 115 | }); |
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| 116 | return path; |
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| 117 | }); |
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| 118 | gf.setStroke("aqua"); |
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| 119 | // gf.setFill({ |
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| 120 | // color : [ 255, 100, 0 ] |
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| 121 | // }); |
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| 122 | gf.setFill([255, 100, 0]); |
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| 123 | layer.addFeature(gf); |
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| 124 | }); |
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| 125 | layer.redraw(); |
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| 126 | }); |
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| 127 | |
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| 128 | function makeStarShape(r1, r2, b){ |
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| 129 | var TPI = Math.PI * 2; |
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| 130 | var di = TPI / b; |
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| 131 | var s = null; |
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| 132 | var start = Math.PI; |
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| 133 | var end = start + TPI; |
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| 134 | for ( var i = start; i < end; i += di) { |
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| 135 | var c1 = Math.cos(i); |
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| 136 | var s1 = Math.sin(i); |
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| 137 | var i2 = i + di / 2; |
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| 138 | var c2 = Math.cos(i2); |
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| 139 | var s2 = Math.sin(i2); |
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| 140 | if (s == null) { |
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| 141 | s = "M" + (s1 * r1).toFixed(2) + "," + (c1 * r1).toFixed(2) + " "; |
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| 142 | } else { |
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| 143 | s += "L" + (s1 * r1).toFixed(2) + "," + (c1 * r1).toFixed(2) + " "; |
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| 144 | } |
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| 145 | s += "L" + (s2 * r2).toFixed(2) + "," + (c2 * r2).toFixed(2) + " "; |
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| 146 | } |
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| 147 | s += "z"; |
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| 148 | return s; |
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| 149 | } |
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| 150 | |
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| 151 | }); |
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| 152 | </script> |
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| 153 | |
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| 154 | </head> |
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| 155 | <body class="tundra"> |
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| 156 | </head> |
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| 157 | |
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| 158 | <div id="map" dojoType="dojox.geo.openlayers.widget.Map" baseLayerType="'OSM'" |
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| 159 | initialLocation="{ |
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| 160 | position : [7.154126, 43.651748], |
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| 161 | extent : 0.002 }" |
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| 162 | style="background-color: #b5d0d0; width: 100%; height: 100%;"></div> |
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| 163 | |
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| 164 | </body> |
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| 165 | </html> |
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