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SpatialAnalystService.js
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/* Copyright© 2000 - 2019 SuperMap Software Co.Ltd. All rights reserved.
* This program are made available under the terms of the Apache License, Version 2.0
* which accompanies this distribution and is available at http://www.apache.org/licenses/LICENSE-2.0.html.*/
import L from "leaflet";
import '../core/Base';
import {ServiceBase} from './ServiceBase';
import * as Util from '../core/Util';
import {CommontypesConversion} from '../core/CommontypesConversion';
import {
DataFormat,
AreaSolarRadiationService,
BufferAnalystService,
DensityAnalystService,
GenerateSpatialDataService,
GeoRelationAnalystService,
InterpolationAnalystService,
MathExpressionAnalysisService,
OverlayAnalystService,
RouteCalculateMeasureService,
RouteLocatorService,
SurfaceAnalystService,
TerrainCurvatureCalculationService,
ThiessenAnalystService,
GeometryBatchAnalystService
} from '@supermap/iclient-common';
/**
* @class L.supermap.spatialAnalystService
* @classdesc 空间分析服务类。
* @category iServer SpatialAnalyst
* @description 提供：地区太阳辐射、缓冲区分析、点密度分析、动态分段分析、空间关系分析、插值分析、栅格代数运算、叠加分析、路由定位、路由测量计算、表面分析、地形曲率计算、泰森多边形分析。
* @extends L.supermap.ServiceBase
* @example
* L.supermap.spatialAnalystService(url)
* .bufferAnalysis(params,function(result){
* //doSomething
* })
* @param {string} url - 空间分析服务地址。
* @param {Object} options - 参数。
* @param {string} [options.proxy] - 服务代理地址。
* @param {SuperMap.ServerType} [options.serverType=SuperMap.ServerType.ISERVER] - 服务来源 iServer|iPortal|online。
* @param {boolean} [options.withCredentials=false] - 请求是否携带 cookie。
* @extends {L.supermap.ServiceBase}
*/
export var SpatialAnalystService = ServiceBase.extend({
initialize: function (url, options) {
ServiceBase.prototype.initialize.call(this, url, options);
},
/**
* @function L.supermap.spatialAnalystService.prototype.getAreaSolarRadiationResult
* @description 地区太阳辐射。
* @param {SuperMap.AreaSolarRadiationParameters} params - 地区太阳辐射参数类
* @param {RequestCallback} callback 回调函数。
* @param {SuperMap.DataFormat} [resultFormat=SuperMap.DataFormat.GEOJSON] - 返回的结果类型。
*/
getAreaSolarRadiationResult: function (params, callback, resultFormat) {
var me = this;
var areaSolarRadiationService = new AreaSolarRadiationService(me.url, {
proxy: me.options.proxy,
withCredentials: me.options.withCredentials,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
areaSolarRadiationService.processAsync(params);
},
/**
* @function L.supermap.spatialAnalystService.prototype.bufferAnalysis
* @description 缓冲区分析。
* @param {SuperMap.DatasetBufferAnalystParameters} params - 数据集缓冲区分析参数类。
* @param {RequestCallback} callback 回调函数。
* @param {SuperMap.DataFormat} [resultFormat=SuperMap.DataFormat.GEOJSON] - 返回的结果类型。
*/
bufferAnalysis: function (params, callback, resultFormat) {
var me = this;
var bufferAnalystService = new BufferAnalystService(me.url, {
proxy: me.options.proxy,
withCredentials: me.options.withCredentials,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
bufferAnalystService.processAsync(me._processParams(params));
},
/**
* @function L.supermap.spatialAnalystService.prototype.densityAnalysis
* @description 点密度分析。
* @param {SuperMap.DensityKernelAnalystParameters} params - 核密度分析参数类。
* @param {RequestCallback} callback 回调函数。
* @param {SuperMap.DataFormat} [resultFormat=SuperMap.DataFormat.GEOJSON] - 返回的结果类型。
*/
densityAnalysis: function (params, callback, resultFormat) {
var me = this;
var densityAnalystService = new DensityAnalystService(me.url, {
proxy: me.options.proxy,
withCredentials: me.options.withCredentials,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
densityAnalystService.processAsync(me._processParams(params));
},
/**
* @function L.supermap.spatialAnalystService.prototype.generateSpatialData
* @description 动态分段分析。
* @param {SuperMap.GenerateSpatialDataParameters} params - 动态分段操作参数类。
* @param {RequestCallback} callback 回调函数。
* @param {SuperMap.DataFormat} [resultFormat=SuperMap.DataFormat.GEOJSON] - 返回的结果类型。
*/
generateSpatialData: function (params, callback, resultFormat) {
var me = this;
var generateSpatialDataService = new GenerateSpatialDataService(me.url, {
proxy: me.options.proxy,
withCredentials: me.options.withCredentials,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
generateSpatialDataService.processAsync(params);
},
/**
* @function L.supermap.spatialAnalystService.prototype.geoRelationAnalysis
* @description 空间关系分析。
* @param {SuperMap.GeoRelationAnalystParameters} params - 空间关系分析服务参数类。
* @param {RequestCallback} callback 回调函数。
* @param {SuperMap.DataFormat} [resultFormat=SuperMap.DataFormat.GEOJSON] - 返回的结果类型。
*/
geoRelationAnalysis: function (params, callback, resultFormat) {
var me = this;
var geoRelationAnalystService = new GeoRelationAnalystService(me.url, {
proxy: me.options.proxy,
withCredentials: me.options.withCredentials,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
geoRelationAnalystService.processAsync(params);
},
/**
* @function L.supermap.spatialAnalystService.prototype.interpolationAnalysis
* @description 插值分析。
* @param {SuperMap.InterpolationRBFAnalystParameters} params - 样条插值（径向基函数插值法）分析参数类。
* @param {RequestCallback} callback 回调函数。
* @param {SuperMap.DataFormat} [resultFormat=SuperMap.DataFormat.GEOJSON] - 返回的结果类型。
*/
interpolationAnalysis: function (params, callback, resultFormat) {
var me = this;
var interpolationAnalystService = new InterpolationAnalystService(me.url, {
proxy: me.options.proxy,
withCredentials: me.options.withCredentials,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
interpolationAnalystService.processAsync(me._processParams(params));
},
/**
* @function L.supermap.spatialAnalystService.prototype.mathExpressionAnalysis
* @description 栅格代数运算。
* @param {SuperMap.MathExpressionAnalysisParameters} params - 栅格代数运算参数类。
* @param {RequestCallback} callback 回调函数。
* @param {SuperMap.DataFormat} [resultFormat=SuperMap.DataFormat.GEOJSON] - 返回的结果类型。
*/
mathExpressionAnalysis: function (params, callback, resultFormat) {
var me = this;
var mathExpressionAnalysisService = new MathExpressionAnalysisService(me.url, {
proxy: me.options.proxy,
withCredentials: me.options.withCredentials,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
mathExpressionAnalysisService.processAsync(me._processParams(params));
},
/**
* @function L.supermap.spatialAnalystService.prototype.overlayAnalysis
* @description 叠加分析。
* @param {SuperMap.DatasetOverlayAnalystParameters|SuperMap.GeometryOverlayAnalystParameters} params - 叠加分析参数类，支持批量几何要素叠加分析。
* @param {RequestCallback} callback 回调函数。
* @param {SuperMap.DataFormat} [resultFormat=SuperMap.DataFormat.GEOJSON] - 返回的结果类型。
*/
overlayAnalysis: function (params, callback, resultFormat) {
var me = this;
var overlayAnalystService = new OverlayAnalystService(me.url, {
proxy: me.options.proxy,
withCredentials: me.options.withCredentials,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
overlayAnalystService.processAsync(me._processParams(params));
},
/**
* @function L.supermap.spatialAnalystService.prototype.routeCalculateMeasure
* @description 路由测量计算。
* @param {SuperMap.RouteCalculateMeasureParameters} params - 基于路由对象计算指定点 M 值操作的参数类。
* @param {RequestCallback} callback 回调函数。
* @param {SuperMap.DataFormat} [resultFormat=SuperMap.DataFormat.GEOJSON] - 返回的结果类型。
*/
routeCalculateMeasure: function (params, callback, resultFormat) {
var me = this;
var routeCalculateMeasureService = new RouteCalculateMeasureService(me.url, {
proxy: me.options.proxy,
withCredentials: me.options.withCredentials,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
routeCalculateMeasureService.processAsync(me._processParams(params));
},
/**
* @function L.supermap.spatialAnalystService.prototype.routeLocate
* @description 路由定位。
* @param {SuperMap.RouteLocatorParameters} params - 路由对象定位空间对象的参数类。
* @param {RequestCallback} callback 回调函数。
* @param {SuperMap.DataFormat} [resultFormat=SuperMap.DataFormat.GEOJSON] - 返回的结果类型。
*/
routeLocate: function (params, callback, resultFormat) {
var me = this;
var routeLocatorService = new RouteLocatorService(me.url, {
proxy: me.options.proxy,
withCredentials: me.options.withCredentials,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
routeLocatorService.processAsync(me._processParams(params));
},
/**
* @function L.supermap.spatialAnalystService.prototype.surfaceAnalysis
* @description 表面分析。
* @param {SuperMap.SurfaceAnalystParameters} params - 表面分析参数类。
* @param {RequestCallback} callback 回调函数。
* @param {SuperMap.DataFormat} [resultFormat=SuperMap.DataFormat.GEOJSON] - 返回的结果类型。
*/
surfaceAnalysis: function (params, callback, resultFormat) {
var me = this;
var surfaceAnalystService = new SurfaceAnalystService(me.url, {
proxy: me.options.proxy,
withCredentials: me.options.withCredentials,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
surfaceAnalystService.processAsync(me._processParams(params));
},
/**
* @function L.supermap.spatialAnalystService.prototype.terrainCurvatureCalculate
* @description 地形曲率计算。
* @param {SuperMap.TerrainCurvatureCalculationParameters} params - 地形曲率计算参数类。
* @param {RequestCallback} callback 回调函数。
* @param {SuperMap.DataFormat} [resultFormat=SuperMap.DataFormat.GEOJSON] - 返回的结果类型。
*/
terrainCurvatureCalculate: function (params, callback, resultFormat) {
var me = this;
var terrainCurvatureCalculationService = new TerrainCurvatureCalculationService(me.url, {
proxy: me.options.proxy,
withCredentials: me.options.withCredentials,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
terrainCurvatureCalculationService.processAsync(params);
},
/**
* @function L.supermap.spatialAnalystService.prototype.thiessenAnalysis
* @description 泰森多边形分析。
* @param {SuperMap.DatasetThiessenAnalystParameters} params - 数据集泰森多边形分析参数类。
* @param {RequestCallback} callback 回调函数。
* @param {SuperMap.DataFormat} [resultFormat=SuperMap.DataFormat.GEOJSON] - 返回的结果类型。
*/
thiessenAnalysis: function (params, callback, resultFormat) {
var me = this;
var thiessenAnalystService = new ThiessenAnalystService(me.url, {
proxy: me.options.proxy,
withCredentials: me.options.withCredentials,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
thiessenAnalystService.processAsync(me._processParams(params));
},
/**
* @function L.supermap.spatialAnalystService.prototype.geometrybatchAnalysis
* @description 批量空间分析。
* @param {Array} params -批量分析参数对象数组；包括：</br>
* @param {string} params.analystName - 空间分析方法的名称。包括：</br>
* "buffer","overlay","interpolationDensity","interpolationidw","interpolationRBF","interpolationKriging","isoregion","isoline"
* @param {Object} param - 空间分析类型对应的请求参数，包括：</br>
* {SuperMap.GeometryBufferAnalystParameters} 缓冲区分析参数类。</br>
* {SuperMap.GeometryOverlayAnalystParameters} 叠加分析参数类。</br>
* {SuperMap.InterpolationAnalystParameters} 插值分析参数类。</br>
* {SuperMap.SurfaceAnalystParameters} 表面分析参数类。</br>
* @param {RequestCallback} callback - 回调函数。
* @param {SuperMap.DataFormat} [resultFormat=SuperMap.DataFormat.GEOJSON] - 返回的结果类型。
*/
geometrybatchAnalysis: function (params, callback, resultFormat) {
var me = this;
var geometryBatchAnalystService = new GeometryBatchAnalystService(me.url, {
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
//处理批量分析中各个分类类型的参数：
var analystParameters = [];
for (var i = 0; i < params.length; i++) {
var tempParameter = params[i];
analystParameters.push({
analystName: tempParameter.analystName,
param: me._processParams(tempParameter.param)
})
}
geometryBatchAnalystService.processAsync(analystParameters);
},
_processParams: function (params) {
if (!params) {
return {};
}
if (params.bounds) {
params.bounds = CommontypesConversion.toSuperMapBounds(params.bounds);
}
if (params.inputPoints) {
for (let i = 0; i < params.inputPoints.length; i++) {
let inputPoint = params.inputPoints[i];
if (L.Util.isArray(inputPoint)) {
params.inputPoints[i] = {x: inputPoint[0], y: inputPoint[1], tag: inputPoint[2]};
}
}
}
if (params.points) {
for (let i = 0; i < params.points.length; i++) {
let point = params.points[i];
if (L.Util.isArray(point)) {
params.points[i] = {x: point[0], y: point[1]};
} else if (point instanceof L.LatLng) {
params.points[i] = {x: point.lng, y: point.lat};
} else {
params.points[i] = {x: point.x, y: point.y};
}
}
}
if (params.point) {
if (L.Util.isArray(params.point)) {
params.point = {x: params.point[0], y: params.point[1]};
} else if (params.point instanceof L.LatLng) {
params.point = {x: params.point.lng, y: params.point.lat};
} else {
params.point = {x: params.point.x, y: params.point.y};
}
}
if (params.extractRegion) {
params.extractRegion = Util.toSuperMapGeometry(params.extractRegion);
}
if (params.extractParameter && params.extractParameter.clipRegion) {
params.extractParameter.clipRegion = Util.toSuperMapGeometry(params.extractParameter.clipRegion);
}
//支持格式：Vector Layers; GeoJson
if (params.sourceGeometry) {
var SRID = null;
if (params.sourceGeometrySRID) {
SRID = params.sourceGeometrySRID;
}
params.sourceGeometry = Util.toSuperMapGeometry(params.sourceGeometry);
if (SRID) {
params.sourceGeometry.SRID = SRID;
}
delete params.sourceGeometry.sourceGeometrySRID;
}
if (params.operateGeometry) {
params.operateGeometry = Util.toSuperMapGeometry(params.operateGeometry);
}
//支持传入多个几何要素进行叠加分析：
if (params.sourceGeometries) {
var sourceGeometries = [];
for (var k = 0; k < params.sourceGeometries.length; k++) {
sourceGeometries.push(Util.toSuperMapGeometry(params.sourceGeometries[k]));
}
params.sourceGeometries = sourceGeometries;
}
//支持传入多个几何要素进行叠加分析：
if (params.operateGeometries) {
var operateGeometries = [];
for (var j = 0; j < params.operateGeometries.length; j++) {
operateGeometries.push(Util.toSuperMapGeometry(params.operateGeometries[j]));
}
params.operateGeometries = operateGeometries;
}
if (params.sourceRoute) {
if (params.sourceRoute instanceof L.Polyline) {
var target = {};
target.type = "LINEM"
target.parts = [params.sourceRoute.getLatLngs().length];
target.points = [];
for (let i = 0; i < params.sourceRoute.getLatLngs().length; i++) {
let point = params.sourceRoute.getLatLngs()[i];
target.points = target.points.concat({x: point.lng, y: point.lat, measure: point.alt})
}
params.sourceRoute = target;
}
}
if (params.operateRegions && L.Util.isArray(params.operateRegions)) {
params.operateRegions.map(function (geometry, key) {
params.operateRegions[key] = Util.toSuperMapGeometry(geometry);
return params.operateRegions[key];
});
}
// if (params.sourceRoute && params.sourceRoute.components && L.Util.isArray(params.sourceRoute.components)) {
// params.sourceRoute.components.map(function (geometry, key) {
// params.sourceRoute.components[key] = Util.toSuperMapGeometry(geometry);
// });
// }
return params;
},
_processFormat: function (resultFormat) {
return (resultFormat) ? resultFormat : DataFormat.GEOJSON;
}
});
export var spatialAnalystService = function (url, options) {
return new SpatialAnalystService(url, options);
};
L.supermap.spatialAnalystService = spatialAnalystService;