初始化

2026-09-15 15:44:13 +07:00
commit a23ba685e9
1065 changed files with 101122 additions and 0 deletions
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+import 'dart:io';
+
+import 'package:flutter/material.dart';
+import 'package:hgdj/assets_tool/app_colors.dart';
+import 'package:hgdj/assets_tool/images.dart';
+import 'package:hgdj/hj_utils/screen.dart';
+import 'package:hgdj/tools_base/toast.dart';
+import 'package:image_pickers/image_pickers.dart';
+import 'package:mobkit_dashed_border/mobkit_dashed_border.dart';
+
+/// AI 功能的单图选择器：未选时是虚线占位框，选后是缩略图 + 右上角删除
+class PicPicker extends StatefulWidget {
+  /// 与 logic 共享同一份本地图片路径，选/删直接写回
+  final List<String> picList;
+  final double? width;
+  final double? height;
+
+  const PicPicker({
+    super.key,
+    required this.picList,
+    this.width,
+    this.height,
+  });
+
+  @override
+  State<PicPicker> createState() => _PicPickerState();
+}
+
+class _PicPickerState extends State<PicPicker> {
+  List<String> get picList => widget.picList;
+
+  void _delPic() {
+    if (picList.isNotEmpty) picList.removeAt(0);
+    setState(() {});
+  }
+
+  Future<void> _addPic() async {
+    final paths = await _pickImg();
+    if (paths.isEmpty) {
+      showToast("请选择图片");
+      return;
+    }
+    picList
+      ..clear()
+      ..addAll(paths);
+    setState(() {});
+  }
+
+  //相册选图，只取 1 张；不做二次压缩，交给插件的 compressSize
+  Future<List<String>> _pickImg() async {
+    final medias = await ImagePickers.pickerPaths(
+      uiConfig: UIConfig(uiThemeColor: AppColors.primaryColor),
+      galleryMode: GalleryMode.image,
+      selectCount: 1,
+      showCamera: true,
+    );
+    final paths =
+        medias.map((e) => e.path ?? "").where((e) => e.isNotEmpty).toList();
+    if (paths.length < medias.length) showToast("添加图片失败");
+    return paths;
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return SizedBox(
+      width: widget.width,
+      height: widget.height,
+      child: picList.isEmpty ? _addBtn() : _picItem(),
+    );
+  }
+
+  // 已选图：点图预览，点右上角叉删除
+  Widget _picItem() {
+    return GestureDetector(
+      onTap: () => ImagePickers.previewImages(picList, 0),
+      child: Stack(
+        alignment: Alignment.center,
+        children: [
+          ClipRRect(
+            borderRadius: BorderRadius.circular(8),
+            child: Image.file(
+              File(picList.first),
+              width: widget.width,
+              height: widget.height,
+              fit: BoxFit.cover,
+            ),
+          ),
+          Positioned(
+            top: 0,
+            right: 0,
+            child: InkWell(
+              enableFeedback: false,
+              onTap: _delPic,
+              child: Padding(
+                padding: const EdgeInsets.all(6),
+                child: Image.asset("close_grey.png".commonImgPath,
+                    width: 14, height: 14),
+              ),
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+
+  // 未选图：虚线占位框
+  Widget _addBtn() {
+    return GestureDetector(
+      onTap: _addPic,
+      child: Container(
+        alignment: Alignment.center,
+        decoration: BoxDecoration(
+          color: const Color(0x0DFFFFFF),
+          border: DashedBorder.fromBorderSide(
+            dashLength: 2,
+            side: const BorderSide(color: Color(0xff656565)),
+          ),
+          borderRadius: const BorderRadius.all(Radius.circular(3)),
+        ),
+        child: Column(
+          mainAxisSize: MainAxisSize.min,
+          children: [
+            Image.asset('add_grey.png'.communityPath, width: 24),
+            10.sizeBoxH,
+            const Text("添加图片",
+                style: TextStyle(fontSize: 12, color: Color(0xff999999))),
+          ],
+        ),
+      ),
+    );
+  }
+}