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QueryService.js
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159 lines (142 loc) · 5.43 KB
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import L from "leaflet";
import '../core/Base';
import {ServiceBase} from './ServiceBase';
import * as Util from '../core/Util';
import {CommontypesConversion} from '../core/CommontypesConversion';
import {
GeometryPoint,
DataFormat,
QueryByBoundsService,
QueryByDistanceService,
QueryBySQLService,
QueryByGeometryService
} from '@supermap/iclient-common';
/**
* @class L.supermap.queryService
* @classdesc 地图查询服务类。
* @category iServer Map QueryResults
* @extends L.supermap.ServiceBase
* @param url - {string} 地图查询服务访问地址。
* @param - options - {Object} 服务交互时所需的可选参数。如：<br>
* serverType - {{@link SuperMap.ServerType}} 服务来源 iServer|iPortal|online
* @example
* L.supermap.queryService(url).queryByBounds(param,function(result){
* //doSomething
* })
*/
export var QueryService = ServiceBase.extend({
initialize: function (url, options) {
ServiceBase.prototype.initialize.call(this, url, options);
},
/**
* @function L.supermap.queryService.prototype.queryByBounds
* @description bounds查询地图服务
* @param params - {SuperMap.QueryByBoundsParameters} 通过Bounds查询的相关参数类
* @param callback -{function} 回掉函数
* @param resultFormat - {SuperMap.DataFormat} 返回结果类型
*/
queryByBounds: function (params, callback, resultFormat) {
var me = this;
var queryService = new QueryByBoundsService(me.url, {
proxy: me.options.proxy,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
queryService.processAsync(me._processParams(params));
},
/**
* @function L.supermap.queryService.prototype.queryByDistance
* @description 地图距离查询服务
* @param params - {SuperMap.QueryByDistanceParameters} Distance查询相关参数类
* @param callback - {function} 回调函数
* @param resultFormat -{SuperMap.DataFormat} 返回结果类型
*/
queryByDistance: function (params, callback, resultFormat) {
var me = this;
var queryByDistanceService = new QueryByDistanceService(me.url, {
proxy: me.options.proxy,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
queryByDistanceService.processAsync(me._processParams(params));
},
/**
* @function L.supermap.queryService.prototype.queryBySQL
* @description 地图SQL查询服务
* @param params - {SuperMap.QueryBySQLParameters} SQL查询相关参数类
* @param callback -{function} 回调函数
* @param resultFormat -{SuperMap.DataFormat} 返回结果类型
*/
queryBySQL: function (params, callback, resultFormat) {
var me = this;
var queryBySQLService = new QueryBySQLService(me.url, {
proxy: me.options.proxy,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
queryBySQLService.processAsync(me._processParams(params));
},
/**
* @function L.supermap.queryService.prototype.queryByGeometry
* @description 地图几何查询服务
* @param params - {SuperMap.QueryByGeometryParameters} Geometry查询相关参数类
* @param callback - {function} 回调函数
* @param resultFormat - {SuperMap.DataFormat} 返回结果类型
*/
queryByGeometry: function (params, callback, resultFormat) {
var me = this;
var queryByGeometryService = new QueryByGeometryService(me.url, {
proxy: me.options.proxy,
serverType: me.options.serverType,
eventListeners: {
scope: me,
processCompleted: callback,
processFailed: callback
},
format: me._processFormat(resultFormat)
});
queryByGeometryService.processAsync(me._processParams(params));
},
_processParams: function (params) {
if (!params) {
return {};
}
params.returnContent = (params.returnContent == null) ? true : params.returnContent;
if (params.queryParams && !L.Util.isArray(params.queryParams)) {
params.queryParams = [params.queryParams];
}
if (params.bounds) {
params.bounds = CommontypesConversion.toSuperMapBounds(params.bounds);
}
if (params.geometry) {
if (params.geometry instanceof L.Point) {
params.geometry = new GeometryPoint(params.geometry.x, params.geometry.y);
} else {
params.geometry = Util.toSuperMapGeometry(params.geometry);
}
}
return params;
},
_processFormat: function (resultFormat) {
return (resultFormat) ? resultFormat : DataFormat.GEOJSON;
}
});
export var queryService = function (url, options) {
return new QueryService(url, options);
};
L.supermap.queryService = queryService;