139 lines
4.5 KiB
Dart
139 lines
4.5 KiB
Dart
import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:camera/camera.dart';
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class CustomCameraPreview extends StatefulWidget {
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final List<File> photoFiles;
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final CameraController cameraController;
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CustomCameraPreview(
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{Key? key, required this.photoFiles, required this.cameraController})
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: super(key: key);
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@override
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_CustomCameraPreviewState createState() => _CustomCameraPreviewState();
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}
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class _CustomCameraPreviewState extends State<CustomCameraPreview> {
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@override
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Widget build(BuildContext context) {
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return Stack(
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alignment: FractionalOffset.center,
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children: <Widget>[
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Positioned.fill(
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child: AspectRatio(
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aspectRatio: widget.cameraController.value.aspectRatio,
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child: CameraPreview(widget.cameraController)),
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),
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Positioned(
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bottom: 5,
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child: FloatingActionButton(
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heroTag: "camera",
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backgroundColor: Colors.white,
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onPressed: () async {
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//you can give limit that's user can take how many photo
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if (widget.photoFiles.length != 10) {
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//take a photo
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var videoFile = await widget.cameraController.takePicture();
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File file = File(videoFile.path);
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//add photo into files list
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widget.photoFiles.add(file);
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}
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},
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child: const Icon(
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Icons.camera_alt,
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color: Colors.black,
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),
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)),
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_confirmButton(),
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_rejectButton(),
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Positioned(
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bottom: 80,
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child: SizedBox(
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height: 80,
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width: MediaQuery.of(context).size.width, // TODO context.width,
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child: ListView.builder(
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scrollDirection: Axis.horizontal,
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itemBuilder: (context, index) {
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return Container(
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margin: const EdgeInsets.symmetric(horizontal: 2.0),
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decoration: BoxDecoration(
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border: Border.all(width: 2.0, color: Colors.white)),
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child: index >= widget.photoFiles.length
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? Container(color: Colors.white, width: 100)
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: Stack(
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children: [
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Image.file(
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widget.photoFiles[index],
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fit: BoxFit.cover,
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height: 100,
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width: 100,
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),
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Positioned(
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top: 2.5,
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right: 2.5,
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child: Container(
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height: 20,
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width: 20,
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decoration: const BoxDecoration(
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color: Colors.white,
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shape: BoxShape.circle),
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child: GestureDetector(
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onTap: () {
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setState(() {
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widget.photoFiles.removeAt(index);
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});
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},
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child: const Icon(Icons.close,
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size: 12, color: Colors.black),
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),
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),
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),
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],
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),
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);
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},
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itemCount: 10,
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),
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)),
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],
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);
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}
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Positioned _rejectButton() {
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return Positioned(
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bottom: 5,
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left: 5,
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child: FloatingActionButton(
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heroTag: "close",
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backgroundColor: Colors.black,
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onPressed: () {
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Navigator.pop(context, false);
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},
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child: const Icon(
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Icons.close,
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color: Colors.white,
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),
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),
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);
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}
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Positioned _confirmButton() {
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return Positioned(
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bottom: 5,
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right: 5,
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child: FloatingActionButton(
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heroTag: "confirm",
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backgroundColor: Colors.black,
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onPressed: () {
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Navigator.pop(context, true);
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},
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child: const Icon(
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Icons.check,
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color: Colors.white,
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),
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));
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}
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}
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