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js-drawing2d

Lightweight Javascript canvas 2D drawing library. Supports both immediate-mode rendering and 2D scene rendering.

Installation

yarn add @jingwood/drawing2d

Hello-world

const renderer = new Renderer2D({
  canvasId: "myCanvas"
});

const scene = new Scene2D();

// create a rectangle object
const rect1 = new Rectangle2D();
rect1.origin.set(500, 300);
rect1.size.set(400, 300);

// rotate 45˚
rect1.angle = 45;

scene.add(rect1);

renderer.show(scene);

See example code

API Objects

  • Renderer - The rendering context.
  • Graphics - Provides the immediate-mode rendering APIs.
  • Scene - Collection of objects to be rendered.
  • Object - An object instance inside scene to be rendered.

Built-in geometry objects

  • Line Segment
  • Rectangle2D
  • Ellipse2D
  • Polygon2D
  • Image2D

License

Released under MIT license.

Copyright (C) 2020 Jingwood & unvell.com, all rights reserved.