rn_supermap
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rn_supermap 一款基于React-Native框架的移动应用开发工具。基于该开发工具，用户可以使用JavaScript开发语言，开发出在Android和IOS操作系统下运行的原生移动GIS应用，入门门槛低，一次开发，处处运行。
380 lines (353 loc) • 9.62 kB
JavaScript
/**
* 多媒体采集类
*
* 注：
* 1. 添加多媒体采集图片点击回调事件 setCalloutTapListener
* 2. 结束采集调用 removeListener
*/
import { NativeModules, DeviceEventEmitter, NativeEventEmitter, Platform } from 'react-native'
import { EventConst } from '../../constains'
const Collector = NativeModules.SMediaCollector
const LayerManager = NativeModules.SLayerManager
const nativeEvt = new NativeEventEmitter(Collector)
// let mediaCaptureListener
// let mediaCaptureHandler
let calloutTapListener
let calloutTapHandler
// function setListener (handler) {
// mediaCaptureHandler = handler
// if (!mediaCaptureListener) {
// if (Platform.OS === 'ios') {
// mediaCaptureListener = nativeEvt.addListener(EventConst.MEDIA_CAPTURE, function (e) {
// if (mediaCaptureHandler && typeof mediaCaptureHandler === 'function') {
// mediaCaptureHandler(e)
// }
// })
// } else {
// mediaCaptureListener = DeviceEventEmitter.addListener(EventConst.MEDIA_CAPTURE, function (e) {
// if (mediaCaptureHandler && typeof mediaCaptureHandler === 'function') {
// mediaCaptureHandler(e)
// }
// })
// }
// }
// }
/**
* 添加多媒体采集图片点击回调事件
* @param handler
*/
function setCalloutTapListener (handler) {
calloutTapHandler = handler
if (calloutTapListener) return
if (Platform.OS === 'ios') {
calloutTapListener = nativeEvt.addListener(EventConst.MEDIA_CAPTURE_TAP_ACTION, function (e) {
if (calloutTapHandler && typeof calloutTapHandler === 'function') {
calloutTapHandler(e)
}
})
} else {
calloutTapListener = DeviceEventEmitter.addListener(EventConst.MEDIA_CAPTURE_TAP_ACTION, function (e) {
if (calloutTapHandler && typeof calloutTapHandler === 'function') {
calloutTapHandler(e)
}
})
}
}
/**
* 移除监听事件
* @param handler
*/
function removeListener () {
try {
calloutTapHandler = null
if (calloutTapListener) {
calloutTapListener.remove()
calloutTapListener = null
}
} catch (e) {
}
}
function initMediaCollector (path = '') {
if (!path) return false
return Collector.initMediaCollector(path)
}
// /**
// * 初始化MDataCollector
// * @param datasourceName
// * @param datasetName
// * @returns {*}
// */
// // function initMediaCollector(datasourceName, datasetName = 'MediaDataset') {
// // try {
// // if (datasourceName === undefined) return false
// // return Collector.initMediaCollector(datasourceName, datasetName)
// // } catch (e) {
// // console.error(e)
// // }
// // }
//
// /**
// * 采集图片
// * @param datasourceName
// * @param datasetName
// * @param handler
// * @returns {*}
// */
// function captureImage({datasourceName, datasetName}, handler) {
// try {
// if (datasourceName === undefined) return false
// if (datasetName === undefined) datasetName = 'MediaDataset'
// let result = Collector.captureImage(datasourceName, datasetName)
//
// if (!handler) return result
// setListener(handler)
// return result
// } catch (e) {
// console.error(e)
// }
// }
//
// /**
// * 捕获视频
// * @param datasourceName
// * @param datasetName
// * @param handler
// * @returns {*}
// */
// function captureVideo({datasourceName, datasetName}, handler) {
// try {
// if (datasourceName === undefined) return false
// if (datasetName === undefined) datasetName = 'MediaDataset'
// let result = Collector.captureVideo(datasourceName, datasetName)
//
// if (!handler) return result
// setListener(handler)
// return result
// } catch (e) {
// console.error(e)
// }
// }
//
// /**
// * 开始采集音频
// * @param datasourceName
// * @param datasetName
// * @param handler
// * @returns {*}
// */
// function startCaptureAudio({datasourceName, datasetName}, handler) {
// try {
// if (datasourceName === undefined) return false
// if (datasetName === undefined) datasetName = 'MediaDataset'
// if (!handler) setListener(handler)
// let result = Collector.startCaptureAudio(datasourceName, datasetName)
//
// return result
// } catch (e) {
// console.error(e)
// }
// }
//
// /**
// * 开始采集音频
// * @param datasourceName
// * @param datasetName
// * @param handler
// * @returns {*}
// */
// function stopCaptureAudio() {
// try {
// let result = Collector.stopCaptureAudio()
//
// return result
// } catch (e) {
// console.error(e)
// }
// }
/**
*
* @param info
* {
datasourceName: 'Hunan',
datasetName: 'MediaDataset',
sourcePaths: 'absolutePath' - [],
targetPath 'absolutePath of parent dictionary',
addToMap: true, // 是否添加图片到地图上
}
* @param addToMap
* @returns {*}
*/
function addMedia (info, addToMap = true) {
if (info === undefined) return false
if (info.datasetName === undefined) datasetName = 'MediaDataset'
let result = Collector.addMedia(info, addToMap)
return result
}
/**
*
* @param info
* {
datasourceName: 'Hunan',
datasetName: 'MediaDataset',
mediaName: 图片名称，非路径,
addToMap: true, // 是否添加图片到地图上
}
* @param addToMap
* @returns {*}
*/
function addArMedia (info, addToMap = true) {
if (info === undefined) return false
if (info.datasetName === undefined) datasetName = 'MediaDataset'
let result = Collector.addArMedia(info, addToMap)
return result
}
function addAIClassifyMedia (info, addToMap = true) {
if (info === undefined) return false
if (info.datasetName === undefined) datasetName = 'MediaDataset'
let result = Collector.addAIClassifyMedia(info, addToMap)
return result
}
// /**
// * 添加多媒体文件
// * @param files 多媒体文件绝对路径数组
// * @param layerName 多媒体采集点所在图层
// * @param geoID 多媒体采集点ID
// * @returns {*}
// */
// function addMediaFiles (files = [], layerName = '', geoID = -1) {
// let result = Collector.addMediaFiles(files, layerName, geoID)
//
// return result
// }
//
// /**(
// * 删除多媒体文件
// * @param files 多媒体文件绝对路径数组
// * @param layerName 多媒体采集点所在图层
// * @param geoID 多媒体采集点ID
// * @returns {*}
// */
// function deleteMediaFiles (files = [], layerName = '', geoID = -1) {
// let result = Collector.deleteMediaFiles(files, layerName, geoID)
//
// return result
// }
/**
* 保存/修改 Media数据
* @param layerName 指定图层名称
* @param geoID 修改对象的ID
* @param toPath 保存Media 数据路径
* @param fieldInfo 修改数据的属性
* @param addToMap 是否添加到地图上
* @returns {*}
*/
function saveMediaByLayer (layerName = '', geoID = -1, toPath = '', fieldInfo = [], addToMap = true) {
if (fieldInfo.length === 0 || geoID < 0) return false
let info = []
for (let i = 0; i < fieldInfo.length; i++) {
let name = fieldInfo[i].name.substring(0, 1).toUpperCase() + fieldInfo[i].name.slice(1)
info.push({
name,
value: fieldInfo[i].value,
})
}
return Collector.saveMediaByLayer(layerName, geoID, toPath, info, addToMap)
}
function saveMediaByDataset (datasetName = '', geoID = -1, toPath = '', fieldInfo = [], addToMap = true) {
if (fieldInfo.length === 0 || geoID < 0) return false
let info = []
for (let i = 0; i < fieldInfo.length; i++) {
let name = fieldInfo[i].name.substring(0, 1).toUpperCase() + fieldInfo[i].name.slice(1)
info.push({
name,
value: fieldInfo[i].value,
})
}
return Collector.saveMediaByDataset(datasetName, geoID, toPath, info, addToMap)
}
/**
* 更新指定多媒体callout
* @returns {*}
*/
function updateMedia (layerName = '', geoIDs = []) {
if (layerName === '' || geoIDs.length === 0) return
return Collector.updateMedia(layerName, geoIDs)
}
/**
* 移除多媒体callout
* @returns {*}
*/
function removeMedias () {
return Collector.removeMedias()
}
function removeByIds(ids, layerName) {
return Collector.removeByIds(ids, layerName)
}
/**
* 显示指定图层多媒体采集callouts
* @returns {*}
*/
function showMedia (layerName) {
if (!layerName) return false
return Collector.showMedia(layerName)
}
/**
* 移除指定图层多媒体采集callouts
* @returns {*}
*/
function hideMedia (layerName) {
if (!layerName) return false
return Collector.hideMedia(layerName)
}
/**
* 获取视频缩略图
* @param videoPath
* @returns {Promise.<*>}
*/
function getVideoInfo (videoPath) {
return Collector.getVideoInfo(videoPath)
}
/**
* 获取多媒体信息
* @param layerName
* @param geoID
* @returns {*}
*/
function getMediaInfo (layerName = '', geoID = -1) {
if (!layerName || geoID < 0) return
return Collector.getMediaInfo(layerName, geoID)
}
/**
* 添加多媒体旅行轨迹
* @param layerName
* @param files
* @returns {*}
*/
function addTour (layerName = '', files = []) {
if (!layerName || files.length <= 0) return
return Collector.addTour(layerName, files)
}
export default {
initMediaCollector,
// captureImage,
// captureVideo,
// startCaptureAudio,
// stopCaptureAudio,
setCalloutTapListener,
removeListener,
addMedia,
addArMedia,
addAIClassifyMedia,
addTour,
// addMediaFiles,
// deleteMediaFiles,
saveMediaByLayer,
saveMediaByDataset,
removeMedias,
removeByIds,
showMedia,
hideMedia,
updateMedia,
getVideoInfo,
getMediaInfo,
}