cordova扫描二维码

cordova plugin add https://github.com/phonegap/phonegap-plugin-barcodescanner.git

<div ng-controller="erweimaCtrl">
    <button ng-click="erweima()">扫描二维码</button>
</div>

angular.module('app').controller('erweimaCtrl', erweimaCtrl);
    erweimaCtrl.$inject = ['$scope'];
    function erweimaCtrl($scope) {
        //二维码
        $scope.erweima = ()=> {
            cordova.plugins.barcodeScanner.scan(
                function(result) {
                    //扫码成功后执行的回调函数
                    alert("收到一个二维码\n" +
                        "扫码文字结果: " + result.text + "\n" +
                        "格式: " + result.format + "\n" +
                        "是否在扫码页面取消扫码: " + result.cancelled);
                },
                function(error) {
                    //扫码失败执行的回调函数
                    alert("Scanning failed: " + error);
                }, {
                    preferFrontCamera: true, // iOS and Android 设置前置摄像头
                    showFlipCameraButton: true, // iOS and Android 显示旋转摄像头按钮
                    showTorchButton: true, // iOS and Android 显示打开闪光灯按钮
                    torchOn: false, // Android, launch with the torch switched on (if available)打开手电筒
                    prompt: "在扫描区域内放置二维码", // Android提示语
                    resultDisplayDuration: 500, // Android, display scanned text for X ms. 
                                            //0 suppresses it entirely, default 1500 设置扫码时间的参数
                    formats: "QR_CODE", // 二维码格式可设置多种类型
                    orientation: "portrait", // Android only (portrait|landscape), 
                                             //default unset so it rotates with the device在安卓上 landscape 是横屏状态   
                    disableAnimations: true, // iOS     是否禁止动画
                    disableSuccessBeep: false // iOS      禁止成功后提示声音 “滴”
                }
            );
        }
    }