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mobile_scanner_example

Demonstrates how to use the mobile_scanner plugin.

Run Examples

  1. git clone https://github.com/juliansteenbakker/mobile_scanner.git
  2. cd mobile_scanner/example/lib
  3. flutter pub get
  4. flutter run

Examples Overview

With Controller

Scanner widget with control buttons overlay. Shows first detected barcode. (See ListView example for detecting and displaying multiple barcodes at the same time.)

  • Displays Flashlight, SwitchCamera and Start/Stop buttons.
  • Uses MobileScannerController to start/stop, toggle flashlight, switch camera.
  • Displays Gallery button to use images as source for analysis.
  • Handles changes in AppLifecycleState.

With ListView

Scanner widget with control buttons overlay. Shows all barcodes detected at the same time in a ListView.

  • Displays Flashlight, SwitchCamera and Start/Stop buttons.
  • Uses MobileScannerController to start/stop, toggle flashlight, switch camera.
  • Displays Gallery button to use images as source for analysis.

With Zoom Slider

Scanner widget with control buttons and zoom slider overlay. Shows first detected barcode.

  • Displays Flashlight, SwitchCamera and Start/Stop buttons and zoom slider.
  • Uses MobileScannerController to start/stop, toggle flashlight, switch camera, set zoom scale.
  • Displays Gallery button to use images as source for analysis.

With Controller (returning image)

Scanner widget with control buttons overlay. Shows the first detected barcode and the captured image.

  • Displays Flashlight, SwitchCamera and Start/Stop buttons.
  • Uses MobileScannerController to start/stop, toggle flashlight, switch camera.
  • Displays captured image that contains the detected barcode.

With Page View

Scanner widget in one of many pages that can be swiped horizontally. Starts and stops scanner depending on page visibility.

  • Shows first detected barcode.

With Scan Window

Scanner widget with scan window overlay. Barcodes are only detected inside the scan window.

  • Draws scan window - a half-transparent overlay with a cut out middle part.
  • Draws bounding box around (first) detected barcode. (not working on every device)

With Overlay

Scanner widget with scan window overlay. Barcodes are only detected inside the scan window.

  • Draws scan window - a half-transparent overlay with a cut out middle part that has a border with rounded corners.
  • Displays Flashlight, SwitchCamera buttons.
  • Uses MobileScannerController to toggle flashlight, switch camera.