Arcgis相关知识
AGS相关知识: 添加一个 GraphicsOverlay 点 let graphicsOverlay = AGSGraphicsOverlay() mapView.graphicsOverlays.add(graphicsOverlay) let ref:AGSSpatialReference = .wgs84() let pointGraphic: AGSGraphic = { //Create a point geometry let point = AGSPoint(x: 111.677914, y: 40.838096, spatialReference: ref) //Create point symbol with outline // style: 中心点的样式 let symbol = AGSSimpleMarkerSymbol(style: .diamond,...
Arcgis offline map(Swift)
加载离线地图: private let mobileMapPackage = AGSMobileMapPackage(name: "offline-maps-package") private func setupMap() { mobileMapPackage.load { [weak self](error) in guard let self = self else {return} if let error = error { print("Error loading the mobile map package: \(error.localizedDescription)") return }else if let map = self.mobileMapPackage.maps.first{ ...
Arcgis for Android 100.10.0(一)：开发环境配置
(一) 在Project的build.gradle文件中中进行配置:allprojects { repositories { google() jcenter() // Add the following ArcGIS repository maven { url 'https://esri.bintray.com/arcgis' } }} (二) 在Module的build.gradle中添加依赖:// Add ArcGIS Runtime SDK for Android dependencyimplementation 'com.esri.arcgisruntime:arcgis-android:100.10.0' (三) 在Module的builde.gradle的android中添加配置:android { compileSdkVersion...
Arcgis Runtime API for Android 100.13 (一)环境配置
环境配置1.低版本的Gradle,在 build.gradle 的repositories 里配置 高版本的Gradle,在settings.gradle里的dependencyResolutionManagement里配置 repositories { google() mavenCentral() maven { url 'https://esri.jfrog.io/artifactory/arcgis' } } 2.在Module的build.gradle里配置 implementation 'com.esri.arcgisruntime:arcgis-android:100.13.1' 3.在Module build.gradle里配置Java8 android { ... compileOptions { sourceCompatibility 1.8 ...
Arcgis Runtime API for Android 100.13 (二)基本地图
上篇介绍了环境配置，现在来展示一个基本二维地图 1、在AndroidManifest.xml中添加网络权限和OpenGL 2.0支持 <uses-permission android:name="android.permission.INTERNET"/><uses-feature android:glEsVersion="0x00020000" android:required="true" /> 2、布局文件 <?xml version="1.0" encoding="utf-8"?><FrameLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" ...
Cesium加载天地图
<!DOCTYPE html><html lang="en"><head> <meta charset="UTF-8"> <title>天地图</title> <!-- 引用cesium的js和css，天地图的扩展js --> <script src="https://cesiumjs.org/releases/1.74/Build/Cesium/Cesium.js"></script> <script src="http://api.tianditu.gov.cn/cdn/plugins/cesium/cesiumTdt.js" ></script> <link rel="stylesheet"...
Cesium编程-绘制图形
通过Entity绘制图形添加一个立方体 var viewer = new Cesium.Viewer("cesiumContainer");var redBox = viewer.entities.add({ name:' box with outline', position: Cesium.Cartesian3.fromDegrees(112.92,28.20,3000.0), box : { dimensions : new Cesium.Cartesian3(400.0, 300.0, 500.0), material : Cesium.Color.RED.withAlpha(0.5), outline : true, outlineColor : Cesium.Color.BLACK ...
iOS Touch ID使用
Swift: import LocalAuthentication var context = LAContext() @IBAction func loginBtnClick(_ sender: Any) { context = LAContext() context.localizedCancelTitle = "Cancel"; // context.localizedFallbackTitle = ""; var error:NSError? if context.canEvaluatePolicy(.deviceOwnerAuthentication, error: &error){ let reason = "Run App" ...
iOS单例宏定义
定义: // @interface#define singleton_interface(className) \+ (className *)shared##className;// @implementation#define singleton_implementation(className) \static className *_instance; \+ (id)allocWithZone:(NSZone *)zone \{ \ static dispatch_once_t onceToken; \ dispatch_once(&onceToken, ^{ \ _instance = [super allocWithZone:zone]; \ }); \ return _instance; \} \+ (className *)shared##className \{ \ static dispatch_once_t onceToken; \ ...
Kotlin函数
函数类型作为返回类型fun main() { println(show("Demo")) val lambdaFunction = showMethod("Jack") //注意lambdaFunction 这里的类型为(String,Int) -> String println(lambdaFunction("Carl",20))}//普通函数fun show(name:String): String { return "name is $name"}//返回类型为函数fun showMethod(name: String): (String,Int) -> String { println("name is $name") return { name: String, age: Int -> ...
