独角兽企业重金招聘Python工程师标准>>>
//弹出选择拍照还是相册选择addCamera: function() {var that = this;plus.nativeUI.actionSheet({cancel: "取消",buttons: [{title: "从相册选择"}, {title: "拍照"}]},function(event) {if(event.index == 1) {that.getGallery();} else if(event.index == 2) {that.getCamera();}});}//拍照getCamera: function() {var that = this;var cmr = plus.camera.getCamera();console.log(that.picData.length);if(that.picData.length <= 2) {cmr.captureImage(function(path) {plus.io.resolveLocalFileSystemURL(path, function(entry) {var localurl = entry.toLocalURL();//将拍照的图片编码为base64that.uploadPics(localurl);});}, function(error) {console.log(error.message);}, {filename: "_doc/camera/", //我是根据文档写的index: 1 //ios指定主摄像头});} else {mui.toast("最多只能上传三张照片")}},//相册选择getGallery: function() {var that = this;if(that.picData.length <= 2) {plus.gallery.pick(function(path) {//将相册的图片编码为base64that.uploadPics(path);}, function(e) {console.log("取消选择图片");}, {filename: "_doc/gallery/", //我是根据文档写的filter: "image"});} else {mui.toast("最多只能上传三张照片")}},//编码为base64uploadPics: function(url) {var img = new Image();img.src = url;img.onload = function() {var that = img;var w = that.width,h = that.height,scale = w / h;w = 320 || w;h = w / scale;var canvas = document.createElement('canvas');var ctx = canvas.getContext('2d');$(canvas).attr({width: w,height: h});ctx.drawImage(that, 0, 0, w, h);var base64 = canvas.toDataURL('image/png', 'image/jpeg', 'image/jpg', 1 || 0.8);console.log(base64)}},
