图api
"ui";
path = "/sdcard/Download/img1/";
var url = "https://api.tujian.ml/suiji/api.php";
files.createWithDirs(path);
ui.statusBarColor("#ff000000")
ui.layout(
<vertical>
<frame>
<img id="h1" margin="-140,0,0,0" />
<text id="tips" text="" margin="130,250" w="150" h="30" textColor="black"/>
<text id="catchtext" text="" margin="0,0,0,0" textColor="black"/>
<button id="last" margin="90,0,0,0" w="200" h="200" text="上一张" style="Widget.AppCompat.Button.Borderless"/>
<button id="next" margin="90,50,0,450" w="200" h="200" text="下一张" style="Widget.AppCompat.Button.Borderless"/>
<button id="download_more" margin="40,0,0,570" w="80" h="50" text="下载多张" style="Widget.AppCompat.Button.Borderless"/>
<button id="download" margin="0,0,0,590" w="60" h="50" text="下载" style="Widget.AppCompat.Button.Borderless" />
</frame>
<text text="请使用横屏浏览" textSize="20sp" textColor="black" margin="100"/>
</vertical>
);
var img = [];
var n = 8; //预加载数量
var top = 0;
ui.tips.setText("初始化中，请稍后");
//开始加载图片
threads.start(function () {
let i = 0;
while (true) {
if (i - top < n) {
img[i] = images.load(url);
if (i == 0) {
top++;
ui.run(function () {
ui.tips.setText("");
ui.h1.setSource(img[i]);
});
}
i++;
ui.run(function () {
ui.tips.setText("");
});
}
else {
sleep(500);
}
}
});
ui.next.click(() => {
if (top < img.length) {
ui.next.setText("");
ui.last.setText("");
ui.tips.setText("");
ui.catchtext.setText("");
ui.h1.setSource(img[top++]);
}
else {
ui.tips.setText("努力加载中");
}
});
ui.last.click(() => {
if (top > 1) {
--top;
ui.tips.setText("");
ui.catchtext.setText("");
ui.h1.setSource(img[top - 1]);
}
});
ui.download.click(() => {
a = threads.start(function () {
ui.catchtext.setText("请稍等...");
images.save(img[top - 1], path + new Date().toTimeString().substr(0, 8) + " " + random() + ".png");
ui.catchtext.setText("已保存到" + path);
});
});
ui.download_more.click(() => {
threads.start(function () {
n = dialogs.input("下载几张？", "10");
if(n != null){
for (i = 1; i <= n; i++) {
ui.catchtext.setText("已下载 " + (i - 1) / n * 100 + "%");
img1 = images.load(url);
name = new Date().toTimeString().substr(0, 8) + " " + random() + ".png";
images.save(img1, path + name);
}
ui.catchtext.setText("全部已下载到" + path);
}
});
});