zoom levels added on camera capture

.flutter-plugins-dependencies

-{"info":"This is a generated file; do not edit or check into version control.","plugins":{"ios":[{"name":"camera_avfoundation","path":"C:\\\\Users\\\\NasarUddin\\\\AppData\\\\Local\\\\Pub\\\\Cache\\\\hosted\\\\pub.dev\\\\camera_avfoundation-0.9.18+8\\\\","native_build":true,"dependencies":[]}],"android":[{"name":"camera_android_camerax","path":"C:\\\\Users\\\\NasarUddin\\\\AppData\\\\Local\\\\Pub\\\\Cache\\\\hosted\\\\pub.dev\\\\camera_android_camerax-0.6.14\\\\","native_build":true,"dependencies":[]},{"name":"flutter_plugin_android_lifecycle","path":"C:\\\\Users\\\\NasarUddin\\\\AppData\\\\Local\\\\Pub\\\\Cache\\\\hosted\\\\pub.dev\\\\flutter_plugin_android_lifecycle-2.0.22\\\\","native_build":true,"dependencies":[]}],"macos":[],"linux":[],"windows":[],"web":[{"name":"camera_web","path":"C:\\\\Users\\\\NasarUddin\\\\AppData\\\\Local\\\\Pub\\\\Cache\\\\hosted\\\\pub.dev\\\\camera_web-0.3.5\\\\","dependencies":[]}]},"dependencyGraph":[{"name":"camera","dependencies":["camera_android_camerax","camera_avfoundation","camera_web","flutter_plugin_android_lifecycle"]},{"name":"camera_android_camerax","dependencies":[]},{"name":"camera_avfoundation","dependencies":[]},{"name":"camera_web","dependencies":[]},{"name":"flutter_plugin_android_lifecycle","dependencies":[]}],"date_created":"2025-03-03 11:16:11.792988","version":"3.27.1","swift_package_manager_enabled":false}
\ No newline at end of file
+{"info":"This is a generated file; do not edit or check into version control.","plugins":{"ios":[{"name":"camera_avfoundation","path":"C:\\\\Users\\\\NasarUddin\\\\AppData\\\\Local\\\\Pub\\\\Cache\\\\hosted\\\\pub.dev\\\\camera_avfoundation-0.9.18+8\\\\","native_build":true,"dependencies":[]}],"android":[{"name":"camera_android_camerax","path":"C:\\\\Users\\\\NasarUddin\\\\AppData\\\\Local\\\\Pub\\\\Cache\\\\hosted\\\\pub.dev\\\\camera_android_camerax-0.6.14\\\\","native_build":true,"dependencies":[]},{"name":"flutter_plugin_android_lifecycle","path":"C:\\\\Users\\\\NasarUddin\\\\AppData\\\\Local\\\\Pub\\\\Cache\\\\hosted\\\\pub.dev\\\\flutter_plugin_android_lifecycle-2.0.22\\\\","native_build":true,"dependencies":[]}],"macos":[],"linux":[],"windows":[],"web":[{"name":"camera_web","path":"C:\\\\Users\\\\NasarUddin\\\\AppData\\\\Local\\\\Pub\\\\Cache\\\\hosted\\\\pub.dev\\\\camera_web-0.3.5\\\\","dependencies":[]}]},"dependencyGraph":[{"name":"camera","dependencies":["camera_android_camerax","camera_avfoundation","camera_web","flutter_plugin_android_lifecycle"]},{"name":"camera_android_camerax","dependencies":[]},{"name":"camera_avfoundation","dependencies":[]},{"name":"camera_web","dependencies":[]},{"name":"flutter_plugin_android_lifecycle","dependencies":[]}],"date_created":"2025-03-25 12:48:25.764597","version":"3.27.1","swift_package_manager_enabled":false}
\ No newline at end of file

.vscode/launch.json

+{
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "Example",
+            "request": "launch",
+            "type": "dart",
+            "flutterMode": "debug",
+            "program": "example/lib/main.dart",
+        }
+    ]
+}
\ No newline at end of file

example/lib/main.dart

@@ -45,6 +45,7 @@ class _MyHomePageState extends State<MyHomePage> {
       body: Column(
         crossAxisAlignment: CrossAxisAlignment.center,
         mainAxisAlignment: MainAxisAlignment.center,
+        spacing: 16,
         children: [
           Row(),
           ElevatedButton(
@@ -53,7 +54,14 @@ class _MyHomePageState extends State<MyHomePage> {
               log(capturedImage?.path ?? "-");
             },
             child: const Text("Single camera"),
-          )
+          ),
+          ElevatedButton(
+            onPressed: () async {
+              final capturedImage = await MCamera.openBatchImageCapture(context);
+              log(capturedImage.toString());
+            },
+            child: const Text("Multi camera"),
+          ),
         ],
       ),
     );

lib/core/extension/number_extension.dart

+extension NumberExtension on num? {
+  bool get isNull => this == null;
+
+  bool get isNullOrZero => isNull || this == 0;
+
+  num get removeDecimalPointIfPossible {
+    if (isNullOrZero) return 0;
+    if (this! > 0 && this! < 1) {
+      return this!;
+    }
+    final bool hasReminder = (this! % this!.floor()) > 0;
+    if (hasReminder) return this!;
+    return this!.floor();
+  }
+}

lib/core/widgets/m_camera_preview.dart

+import 'package:camera/camera.dart';
+import 'package:flutter/widgets.dart';
+import 'package:m_camera/core/widgets/zoom_controls.dart';
+
+class MCameraPreviewe extends StatelessWidget {
+  const MCameraPreviewe({
+    super.key,
+    required this.controller,
+  });
+
+  final CameraController controller;
+
+  @override
+  Widget build(BuildContext context) {
+    return Center(
+      child: Stack(
+        children: [
+          Align(
+            alignment: Alignment.center,
+            child: CameraPreview(controller),
+            // child: controller.buildPreview(),
+          ),
+          Align(
+            alignment: Alignment.bottomRight,
+            child: ZoomControls(
+              controller: controller,
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+}

lib/core/widgets/zoom_controls.dart

+import 'dart:developer';
+
+import 'package:camera/camera.dart';
+import 'package:flutter/material.dart';
+import 'package:m_camera/core/extension/number_extension.dart';
+
+class ZoomControls extends StatefulWidget {
+  const ZoomControls({
+    super.key,
+    required this.controller,
+  });
+  final CameraController controller;
+
+  @override
+  State<ZoomControls> createState() => _ZoomControlsState();
+}
+
+class _ZoomControlsState extends State<ZoomControls> {
+  final circleWidth = 34.0;
+
+  final List<double> zoomLevels = const [1, 2, 4];
+  double activeZoomLevel = 1;
+
+  @override
+  void initState() {
+    _init();
+    super.initState();
+  }
+
+  _init() async {
+    widget.controller.setZoomLevel(activeZoomLevel);
+    final minZoomLevel = await widget.controller.getMinZoomLevel();
+    final maxZoomLevel = await widget.controller.getMaxZoomLevel();
+    log("Min: $minZoomLevel, Max: $maxZoomLevel -------------------------");
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      alignment: Alignment.center,
+      margin: const EdgeInsets.only(bottom: 15),
+      height: circleWidth + 4,
+      child: Container(
+        padding: const EdgeInsets.all(2),
+        decoration: BoxDecoration(
+          color: Colors.black.withValues(alpha: 0.25),
+          borderRadius: BorderRadius.circular(circleWidth + 2),
+        ),
+        child: Row(
+          mainAxisSize: MainAxisSize.min,
+          children: [
+            for (final level in zoomLevels) _buildCircleText(level, level == activeZoomLevel),
+          ],
+        ),
+      ),
+    );
+  }
+
+  Widget _buildCircleText(double text, bool isActive) {
+    return GestureDetector(
+      onTap: () {
+        setState(() {
+          activeZoomLevel = text;
+          widget.controller.setZoomLevel(activeZoomLevel);
+        });
+      },
+      child: Container(
+        height: circleWidth,
+        width: circleWidth,
+        alignment: Alignment.center,
+        padding: const EdgeInsets.all(5),
+        decoration: BoxDecoration(
+          borderRadius: BorderRadius.circular(circleWidth / 2),
+          color: isActive ? Colors.black.withValues(alpha: 0.7) : null,
+        ),
+        child: Text(
+          "${text.removeDecimalPointIfPossible}${isActive ? 'x' : ''}",
+          style: const TextStyle(color: Colors.white),
+        ),
+      ),
+    );
+  }
+}

lib/pages/batch_capture/batch_capture.dart

@@ -5,6 +5,7 @@ import 'package:camera/camera.dart';
 import 'package:m_camera/core/enums/enums.dart';
 import 'package:m_camera/core/widgets/capture_icon.dart';
 import 'package:m_camera/core/widgets/flash_mode_changer.dart';
+import 'package:m_camera/core/widgets/m_camera_preview.dart';
 import 'package:m_camera/core/widgets/preview_captured_images.dart';
 
 class BatchCapture extends StatefulWidget {
@@ -108,7 +109,8 @@ class _BatchCaptureState extends State<BatchCapture> {
                     ),
                   ),
                   Flexible(
-                    child: Center(child: CameraPreview(controller)),
+                    child: MCameraPreviewe(controller: controller),
+                    // child: Center(child: CameraPreview(controller)),
                     // child: Center(child: controller.buildPreview()),
                   ),
                   Padding(
@@ -174,7 +176,7 @@ class _BatchCaptureState extends State<BatchCapture> {
   }
 
   void showCapturedImagesPreview() async {
-    controller.pausePreview();
+    // controller.pausePreview();
     await showModalBottomSheet(
       context: context,
       backgroundColor: Colors.white,
@@ -182,7 +184,7 @@ class _BatchCaptureState extends State<BatchCapture> {
       useSafeArea: true,
       builder: (context) => PreviewCapturedImages(capturedImages: capturedImages),
     );
-    controller.resumePreview();
+    // controller.resumePreview();
     setState(() {});
   }
 

lib/pages/single_capture/single_capture.dart

@@ -5,6 +5,7 @@ import 'package:camera/camera.dart';
 import 'package:m_camera/core/enums/enums.dart';
 import 'package:m_camera/core/widgets/capture_icon.dart';
 import 'package:m_camera/core/widgets/flash_mode_changer.dart';
+import 'package:m_camera/core/widgets/m_camera_preview.dart';
 
 class SingleCapture extends StatefulWidget {
   const SingleCapture({super.key, required this.resolution});
@@ -110,7 +111,7 @@ class _SingleCaptureState extends State<SingleCapture> {
                           child: Image.file(File(capturedImage!.path)),
                         )
                       : Flexible(
-                          child: Center(child: CameraPreview(controller)),
+                          child: MCameraPreviewe(controller: controller),
                         ),
                   Padding(
                     padding: const EdgeInsets.symmetric(
@@ -146,7 +147,7 @@ class _SingleCaptureState extends State<SingleCapture> {
                               ? const SizedBox()
                               : Center(
                                   child: GestureDetector(
-                                    onTap: (){
+                                    onTap: () {
                                       Navigator.pop(context, File(capturedImage!.path));
                                     },
                                     child: Container(

pubspec.yaml

 name: m_camera
-description: "A new Flutter package project."
-version: 0.0.2
+description: "A camera plugin that can capture single or multiple images."
+version: 0.0.3
 # homepage:
 
 environment: