先看看效果图：
页面中js部分
<div class="jb51code">
<pre class="brush:js;">
var f1 = null;
var picarr = new Array();
var basearr = new Array();
var lat = "",longt = "";
var files = [];
// 上传文件
function upload() {
var wt = plus.nativeUI.showWaiting();
var task = plus.uploader.createUpload(server + "?action=dynamicadd",{
method: "POST"
},function(t,status) { //上传完成
if (status == 200) {
// console.log("上传成功：" + t.responseText);
mui.toast("发表成功");
//插入本地数据库
wt.close();
mui.back();
} else {
console.log("上传失败：" + status);
wt.close();
}
}
);
var title = $("#tbxtitle").val();
if (title.length < 1) {
wt.close();
mui.toast("内容不能为空");
} else {
task.addData("title",title);
task.addData("uid",getUid());
task.addData("userid",plus.storage.getItem("policeid"));
//task.addData("lat",lat.toString());
//task.addData("longt",longt.toString());
// console.log("准备上传"+files.length+"个图片");
for (var i = 0; i < files.length; i++) {
var f = files[i];
// console.log("准备上传的图片路径："+f.path);
task.addFile(f.path,{
key: f.name
});
}
task.start();
}
}
// 添加文件
var index = 1;
var newUrlAfterCompress;
function appendFile(p) {
files.push({
name: "uploadkey" + index,//这个值服务器会用到，作为file的key
path: p
});
index++;
}
// 产生一个随机数
function getUid() {
return Math.floor(Math.random() * 100000000 + 10000000).toString();
}
function getposition() {
plus.geolocation.getCurrentPosition(function(p) {
var codns = p.coords; // 获取地理坐标信息；
lat = codns.latitude; //获取到当前位置的纬度；
longt = codns.longitude; //获取到当前位置的经度
},function(e) {
//alert("获取百度定位位置信息失败：" + e.message);
},{
provider: 'baidu'
});
}
function galleryImgs() { // 从相册中选择图片
plus.gallery.pick(function(e) {
$(".dynamic_images ul li").remove(".pickimg");
// console.log("选择了"+e.files.length+"个图片");
for (var i = 0; i < e.files.length; i++) {
if (i < 9) {
picarr[i] = e.files[i];
$(".dynamic_images ul").prepend("
var dstname="_downloads/"+getUid()+".jpg";//设置压缩后图片的路径
newUrlAfterCompress=compressImage(e.files[i],dstname);
appendFile(dstname);
//console.log(e.files[i]);
//console.log(dstname);
}
}
},function(e) {
console.log("取消选择图片");
},{
filter: "image",multiple: true
});
}
//压缩图片，这个比较变态的方法，无法return
function compressImage(src,dstname) {
//var dstname="_downloads/"+getUid()+".jpg";
plus.zip.compressImage({
src: src,dst: dstname,overwrite:true,quality: 20
},function(event) {
//console.log("Compress success:"+event.target);
return event.target;
},function(error) {
console.log(error);
return src;
//alert("Compress error!");
});
}
//旋转图片，本文没用到
function rotateImage() {
plus.zip.compressImage({
src: "_www/a.jpg",dst: "_doc/a.jpg",rotate: 90 // 旋转90度
},function() {
alert("Compress success!");
},function(error) {
alert("Compress error!");
});
}
function showActionSheet() {
var bts = [{
title: "拍照"
},{
title: "从相册选择"
}];
plus.nativeUI.actionSheet({
cancel: "取消",buttons: bts
},function(e) {
if (e.index == 1) {
getImage();
} else if (e.index == 2) {
galleryImgs();
}
}
);
}
//拍照
function getImage() {
var cmr = plus.camera.getCamera();
cmr.captureImage(function(p) {
plus.io.resolveLocalFileSystemURL(p,function(entry) {
var localurl = entry.toLocalURL(); //
$(".dynamic_images ul li").remove(".pickimg");
$(".dynamic_images ul").prepend("
});
});
}
