我将 Phonegap 与 ngCordova 和 AngularJS 一起使用。我正在尝试使用以下插件(PhoneGap-Image-Resizer)来帮助我将一些媒体保存到设备中。我的问题是我的插件给了我以下错误:
[phonegap] [console.error] 错误:未定义不是对象(正在评估'$window.imageResizer.getImageSize')
这只发生在我检查设备上的应用程序时,当我通过 localhost:3000 在本地运行它时,我没有收到错误。在 DeviceReady 调用之后运行控制台日志时,我得到了类似的结果。在浏览器中很好,在设备上它是未定义的。
经过大量研究后,我看到一些检查我的 index.html 中引用了cordova.js 文件,如下所示:
索引.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<meta name="format-detection" content="telephone=no" />
<meta name="msapplication-tap-highlight" content="no" />
<meta name="viewport" content="user-scalable=no, initial-scale=1, maximum-scale=1, minimum-scale=1, width=device-width" />
<link rel="stylesheet" type="text/css" href="css/app.css" />
</head>
<body class="app-container">
<div class="app">
<div ng-app="MyApp" class="ui-view-container">
<ui-view class="main-view">
<img src="/img/logo.png" alt="my App" class="loading-logo"/>
</ui-view>
</div>
</div>
<script type="text/javascript" src="js/angular.min.js"></script>
<script type="text/javascript" src="js/angular-route.js"></script>
<script type="text/javascript" src="js/angular-touch.js"></script>
<script type="text/javascript" src="js/angular-animate.min.js"></script>
<script type="text/javascript" src="js/angular-ui-router.min.js"></script>
<script type="text/javascript" src="js/angular-foundation.js"></script>
<script type="text/javascript" src="js/angular-modules/app.js"></script>
<script type="text/javascript" src="js/angular-modules/controllers/main.js"></script>
<script type="text/javascript" src="js/ng-cordova.js"></script>
<script type="text/javascript" src="cordova.js"></script>
<script type="text/javascript" src="js/index.js"></script>
<script type="text/javascript">
app.initialize();
</script>
</body>
</html>
这是我的部分
<div class="row collapse expanded text-center camera">
<div class="row">
<div class="small-12 columns end">
<canvas id="canvas" height="250" width="375"></canvas>
</div>
</div>
<div class="row">
<div class="small-12 columns">
<h2>Image of canvas</h2>
<img id="CanvasImage" alt="text" />
</div>
</div>
<div class="row">
<div class="small-6 columns">
<a class="button expanded" ng-click="camera()">Camera</a>
</div>
<div class="small-6 columns">
<a class="button expanded" ng-click="savecanvas()">savecanvas</a>
</div>
</div>
</div>
这是我的控制器
angular.module('MyApp')
.controller('CameraCtrl', function($scope, $cordovaCamera, $rootScope, $location, $window, starFactory) {
$scope.savecanvas = function() {
document.addEventListener("deviceready", function() {
var theCanvas = document.getElementById('canvas');
var CanvasImage = document.getElementById('CanvasImage');
CanvasImage.src = theCanvas.toDataURL("image/png");
$window.imageResizer.storeImage(
function(data) { console.log('It worked!');},
function (error) {console.log("Error : \r\n" + error);},
theCanvas.toDataURL("image/png"),
{imageDataType: ImageResizer.IMAGE_DATA_TYPE_BASE64,format: ImageResizer.FORMAT_JPG}
);
}, false);
};
});
如果有人可以帮助我,请理解为什么当我在我的设备上时插件未定义,当它们在浏览器上正常工作时,我将非常感激。