Cordova - 使用Cordova开发iOS应用实战5(获取手机里照片,并编辑)
2016-04-21 09:07 Komici 阅读(1274) 评论(0) 收藏 举报使用Cordova可以很方便的通过js代码读取系统相簿里面的照片,同使用设备摄像头拍照一样,同样需要先添加camera插件。
可以看到camera相机插件已经成功添加了:
原文出自:www.hangge.com 转载请保留原文链接:http://www.hangge.com/blog/cache/detail_1148.html
一,添加camera插件
首先我们要在“终端”中进入工程所在的目录,然后运行如下命令:
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cordova plugin add cordova-plugin-camera |
二,获取照片
我们可以选择是从“照片库(时刻)”中读取图片,或者从“相簿”中读取图片。
1,从“相簿”中获取照片
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<!DOCTYPE html><html> <head> <title>Capture Photo</title> <meta http-equiv="Content-type" content="text/html; charset=utf-8"> <script type="text/javascript" charset="utf-8" src="cordova.js"></script> <script type="text/javascript" charset="utf-8"> var pictureSource; var destinationType; document.addEventListener("deviceready",onDeviceReady,false); //Cordova加载完成会触发 function onDeviceReady() { pictureSource=navigator.camera.PictureSourceType; destinationType=navigator.camera.DestinationType; } //获取照片 function getPhoto(source) { //quality : 图像的质量,范围是[0,100] navigator.camera.getPicture(onPhotoURISuccess, onFail, { quality: 50, destinationType: destinationType.FILE_URI, sourceType: source }); } //获取照片成功 function onPhotoURISuccess(imageURI) { //打印出照片路径 console.log(imageURI); var largeImage = document.getElementById('largeImage'); largeImage.style.display = 'block'; largeImage.src = imageURI; } //获取照片是吧 function onFail(message) { alert('获取失败: ' + message); } </script> </head> <body style="padding-top:50px"> <button style="font-size:23px;" onclick="getPhoto(pictureSource.PHOTOLIBRARY);"> 从“相簿”中获取照片 </button> <br> <img style="display:none;" id="largeImage" src="" /> </body></html> |
2,从“照片库(时刻)”中获取照片
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<!DOCTYPE html><html> <head> <title>Capture Photo</title> <meta http-equiv="Content-type" content="text/html; charset=utf-8"> <script type="text/javascript" charset="utf-8" src="cordova.js"></script> <script type="text/javascript" charset="utf-8"> var pictureSource; var destinationType; document.addEventListener("deviceready",onDeviceReady,false); //Cordova加载完成会触发 function onDeviceReady() { pictureSource=navigator.camera.PictureSourceType; destinationType=navigator.camera.DestinationType; } //获取照片 function getPhoto(source) { //quality : 图像的质量,范围是[0,100] navigator.camera.getPicture(onPhotoURISuccess, onFail, { quality: 50, destinationType: destinationType.FILE_URI, sourceType: source }); } //获取照片成功 function onPhotoURISuccess(imageURI) { //打印出照片路径 console.log(imageURI); var largeImage = document.getElementById('largeImage'); largeImage.style.display = 'block'; largeImage.src = imageURI; } //获取照片是吧 function onFail(message) { alert('获取失败: ' + message); } </script> </head> <body style="padding-top:50px"> <button style="font-size:23px;" onclick="getPhoto(pictureSource.SAVEDPHOTOALBUM);"> 从“时刻”中获取照片 </button> <br> <img style="display:none;" id="largeImage" src="" /> </body></html> |
原文出自:www.hangge.com 转载请保留原文链接:http://www.hangge.com/blog/cache/detail_1148.html







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