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| define(["dojo/_base/declare", "dojo/_base/array", "esri/Color", "esri/config", "esri/graphic", "esri/geometry/normalizeUtils", "esri/tasks/GeometryService", "esri/tasks/BufferParameters", "esri/symbols/SimpleMarkerSymbol", "esri/symbols/SimpleLineSymbol", "esri/symbols/SimpleFillSymbol", "esri/geometry/Point", "esri/geometry/Polyline", "esri/geometry/Polygon", "dijit/layout/BorderContainer", "dijit/layout/ContentPane", "dijit/form/Button"], function (declare, array, Color, esriConfig, Graphic, normalizeUtils, GeometryService, BufferParameters, SimpleMarkerSymbol, SimpleLineSymbol, SimpleFillSymbol, Point, Polyline, Polygon) {
| var clazz;
| clazz = declare("Buffer", null, {
| constructor: function () {},
| createBuffer: function (type, geometry, distances) {
| var arrGeo = [];
| esriConfig.defaults.geometryService = new GeometryService(config_services.geometryServer);
| var geometry, symbol;
| switch (type) {
| case "point":
| var point = new Point({
| "x": geometry[0],
| "y": geometry[1],
| "spatialReference": {
| "wkid": 102100,
| "latestWkid": 3857
| }
| });
| symbol = new SimpleMarkerSymbol(SimpleMarkerSymbol.STYLE_SQUARE, 10, new SimpleLineSymbol(SimpleLineSymbol.STYLE_SOLID, new Color([255, 0, 0]), 1), new Color([0, 255, 0, 0.25]));
| var graphic = new Graphic(point, symbol);
| map.graphics.add(graphic);
| geometry = graphic.geometry;
| arrGeo.push(geometry);
| break;
| case "polyline":
| var polyline = new Polyline({
| "paths": [geometry],
| "spatialReference": {
| "wkid": 102100,
| "latestWkid": 3857
| }
| });
| symbol = new SimpleLineSymbol(SimpleLineSymbol.STYLE_DASH, new Color([255, 0, 0]), 1);
| var graphic = new Graphic(polyline, symbol);
| map.graphics.add(graphic);
| geometry = graphic.geometry;
| arrGeo.push(geometry);
| break;
| case "polygon":
| var polygon = new Polygon({
| "rings": [geometry],
| "spatialReference": {
| "wkid": 102100,
| "latestWkid": 3857
| }
| });
| symbol = new SimpleFillSymbol(SimpleFillSymbol.STYLE_NONE, new SimpleLineSymbol(SimpleLineSymbol.STYLE_DASHDOT, new Color([255, 0, 0]), 2), new Color([169, 169, 169, 0.2]));
| var graphic = new Graphic(polygon, symbol);
| map.graphics.add(graphic);
| geometry = graphic.geometry;
| arrGeo.push(geometry);
| break;
| case "multipoint":
| for (var i = 0; i < geometry.length; i++) {
| var point = new Point({
| "x": geometry[i][0],
| "y": geometry[i][1],
| "spatialReference": {
| "wkid": 102100,
| "latestWkid": 3857
| }
| });
| symbol = new SimpleMarkerSymbol(SimpleMarkerSymbol.STYLE_SQUARE, 10, new SimpleLineSymbol(SimpleLineSymbol.STYLE_SOLID, new Color([255, 0, 0]), 1), new Color([0, 255, 0, 0.25]));
| var graphic = new Graphic(point, symbol);
| map.graphics.add(graphic);
| var geoTemp = graphic.geometry;
| arrGeo.push(geoTemp)
| }
| break;
| case "multipolyline":
| for (var i = 0; i < geometry.length; i++) {
| var polyline = new Polyline({
| "paths": [geometry[i]],
| "spatialReference": {
| "wkid": 102100,
| "latestWkid": 3857
| }
| });
| symbol = new SimpleLineSymbol(SimpleLineSymbol.STYLE_DASH, new Color([255, 0, 0]), 1);
| var graphic = new Graphic(polyline, symbol);
| map.graphics.add(graphic);
| var geoTemp = graphic.geometry;
| arrGeo.push(geoTemp)
| }
| break;
| case "multipolygon":
| for (var i = 0; i < geometry.length; i++) {
| var polygon = new Polygon({
| "rings": [geometry[i]],
| "spatialReference": {
| "wkid": 102100,
| "latestWkid": 3857
| }
| });
| symbol = new SimpleFillSymbol(SimpleFillSymbol.STYLE_NONE, new SimpleLineSymbol(SimpleLineSymbol.STYLE_DASHDOT, new Color([255, 0, 0]), 2), new Color([169, 169, 169, 0.2]));
| var graphic = new Graphic(polygon, symbol);
| map.graphics.add(graphic);
| var geoTemp = graphic.geometry;
| arrGeo.push(geoTemp)
| }
| break
| }
| var params = new BufferParameters();
| params.distances = [distances];
| params.outSpatialReference = map.spatialReference;
| params.unionResults = true;
| params.unit = GeometryService["UNIT_METER"];
| normalizeUtils.normalizeCentralMeridian(arrGeo).then(function (normalizedGeometries) {
| var aa = [];
| for (var i = 0; i < normalizedGeometries.length; i++) {
| var normalizedGeometry = normalizedGeometries[i];
| aa.push(normalizedGeometry)
| }
| params.geometries = aa;
| esriConfig.defaults.geometryService.buffer(params, function (bufferedGeometries) {
| var symbol = new SimpleFillSymbol(SimpleFillSymbol.STYLE_SOLID, new SimpleLineSymbol(SimpleLineSymbol.STYLE_SOLID, new Color([255, 0, 0, 0.65]), 2), new Color([169, 169, 169, 0.1]));
| array.forEach(bufferedGeometries, function (geometry) {
| var graphic = new Graphic(geometry, symbol);
| map.graphics.add(graphic);
| callbackCoords(graphic.geometry)
| })
| })
| })
| },
| getGeo: function () {
| var s = "[[13829300.724972479,4760483.070016692]]";
| var geometry = eval('(' + s + ')')[0];
| var point = new Point({
| "x": geometry[0],
| "y": geometry[1],
| "spatialReference": {
| "wkid": 102100,
| "latestWkid": 3857
| }
| });
| var symbol = new SimpleMarkerSymbol(SimpleMarkerSymbol.STYLE_SQUARE, 10, new SimpleLineSymbol(SimpleLineSymbol.STYLE_SOLID, new Color([255, 0, 0]), 1), new Color([169, 169, 169, 0.2]));
| var graphic = new Graphic(point, symbol);
| map.graphics.add(graphic);
| geometry = graphic.geometry;
| return geometry
| }
| });
| clazz.getInstance = function () {
| if (instance === null) {
| instance = new clazz()
| }
| return instance
| };
| return clazz
| });
|
|
