image_painter_rotate 1.0.4

A flutter package for drawing over images. Supports rotating, color, strokeWidth, different paintModes and exporting image.

image_painter_rotate

This project is a fork of the image_painter package, with added features and improvements.

A flutter implementation of painting over image.

Overview

Features

• Seven available paint modes. Line, Box/Rectangle, Circle, Freestyle/Signature, Dotted Line, Arrow and Text.
• Four constructors for adding image from Network Url, Asset Image, Image from file and from memory.
• Export image as memory bytes which can be converted to image. Implementation provided on example
• Ability to undo and clear drawings.
• Built in control bar.
• Support rotation by quarterTurns

[Note] Tested and working only on flutter stable channel. Please make sure you are on stable channel of flutter before using the package.

Getting started

In the pubspec.yaml of your flutter project, add the following dependency:

dependencies:
  ...
  image_painter_rotate: latest

In your library add the following import:

import 'package:image_painter_rotate/image_painter_rotate.dart';

For help getting started with Flutter, view the online documentation.

Using the library

Check out the example

Basic usage of the library:

• ImagePainter.network: Painting over image from network url.

/// Initialize `ImagePainterController`. 
final imagePainterController = ImagePainterController();

/// Provide controller to the painter.
ImagePainter.network(
  "https://sample_image.png",
  controller: imagePainterController,
  scalable: true,
  quarterTurns: 1, // rotate 45 degree
),

///Export the image:
Uint8List byteArray = await imagePainterController.exportImage();

/// Create a file or create a File instance of existing file. 
File imgFile =  File('directoryPath/fileName.png');

/// Now you use `Uint8List` data and write it into the file.
imgFile.writeAsBytesSync(image);

For more thorough implementation guide, check the example.

Issues and Support.

For any issues or support please visit the Issues.