121 lines
4.5 KiB
Dart
121 lines
4.5 KiB
Dart
|
||
import 'dart:io';
|
||
|
||
import 'package:flutter/material.dart';
|
||
import 'package:get/get.dart';
|
||
import 'package:wallpaper/models/imgnetodel.dart';
|
||
|
||
import 'package:photo_view/photo_view.dart';
|
||
import 'package:photo_view/photo_view_gallery.dart';
|
||
import 'package:wallpaper/pages/localimgscanpage/localimgscanpage_controller.dart';
|
||
|
||
|
||
class LocalImgScanPageView extends GetView<LocalImgScanPageController> {
|
||
// final NetImgCategory dataModel;
|
||
// final int currentIndex;
|
||
|
||
// const ImgScanPageView({super.key,required this.dataModel,required this.currentIndex});
|
||
|
||
@override
|
||
Widget build(BuildContext context) {
|
||
return Scaffold(
|
||
extendBodyBehindAppBar: true,
|
||
backgroundColor: Colors.black,
|
||
appBar:PreferredSize(
|
||
preferredSize: const Size.fromHeight(44),
|
||
child: Obx(() => controller.showAppbar.value == 0 ? Text("") :AppBar(
|
||
centerTitle: true,
|
||
title: const Text("查看大图"),
|
||
|
||
backgroundColor: Colors.transparent,
|
||
foregroundColor: Colors.white,
|
||
)),
|
||
),
|
||
body: Stack(
|
||
children: [
|
||
GetBuilder<LocalImgScanPageController>(
|
||
builder: (logic) {
|
||
return PhotoViewGallery.builder(
|
||
scrollPhysics: const BouncingScrollPhysics(),
|
||
builder: (BuildContext context, int index) {
|
||
return PhotoViewGalleryPageOptions(
|
||
imageProvider:FileImage(File('${controller.localDir}/${controller.dataModel[index].localUrl!}')),
|
||
initialScale: PhotoViewComputedScale.contained * 0.8,
|
||
minScale: PhotoViewComputedScale.contained*0.4,
|
||
maxScale: PhotoViewComputedScale.contained * 4,
|
||
onTapDown: (context, details, controllerValue) {
|
||
controller.showAppbarAction();
|
||
},
|
||
// heroAttributes: PhotoViewHeroAttributes(tag: galleryItems[index].id),
|
||
);
|
||
},
|
||
pageController: controller.pcontroller,
|
||
itemCount: controller.dataModel.length,
|
||
loadingBuilder: (context, event) => Center(
|
||
child: SizedBox(
|
||
width: 20.0,
|
||
height: 20.0,
|
||
child: CircularProgressIndicator(
|
||
value: event == null
|
||
? 0
|
||
: event.cumulativeBytesLoaded / event.expectedTotalBytes!,
|
||
),
|
||
),
|
||
),
|
||
// backgroundDecoration: widget.backgroundDecoration,
|
||
// pageController: widget.pageController,
|
||
onPageChanged: onPageChanged,
|
||
|
||
|
||
);
|
||
},
|
||
),
|
||
Align(
|
||
alignment: Alignment.bottomCenter,
|
||
child: Container(
|
||
color: Colors.black.withAlpha(160),
|
||
height: 100,
|
||
width: double.infinity,
|
||
child: Row(
|
||
mainAxisAlignment: MainAxisAlignment.center,
|
||
mainAxisSize: MainAxisSize.max,
|
||
// 交叉轴的布局方式，对于column来说就是水平方向的布局方式
|
||
crossAxisAlignment: CrossAxisAlignment.center,
|
||
children: getButtomWidge(),
|
||
),
|
||
),
|
||
),
|
||
],
|
||
),
|
||
);
|
||
}
|
||
|
||
void onPageChanged(int index){
|
||
print("切换了图片....");
|
||
controller.currentIndex.value = index;
|
||
}
|
||
|
||
|
||
List<Widget> getButtomWidge(){
|
||
List<Widget> wg = [
|
||
const Spacer(
|
||
),
|
||
IconButton(onPressed:() {
|
||
print("保存壁纸");
|
||
controller.saveImgToAlbum();
|
||
|
||
}, icon: const Icon(Icons.album),color: Colors.white,),
|
||
const Spacer(
|
||
),
|
||
];
|
||
if (controller.isAndroid) {
|
||
wg.add(IconButton(onPressed:() {
|
||
controller.setWallpaper();
|
||
|
||
}, icon: const Icon(Icons.wallpaper),color: Colors.white,));
|
||
wg.add(const Spacer(
|
||
));
|
||
}
|
||
return wg;
|
||
}
|
||
} |