fabric/dist/src/util/animation/ArrayAnimation.mjs

Object model for HTML5 canvas, and SVG-to-canvas parser. Backed by jsdom and node-canvas.

import { AnimationBase } from './AnimationBase.mjs';

class ArrayAnimation extends AnimationBase {
  constructor(_ref) {
    let {
      startValue = [0],
      endValue = [100],
      ...options
    } = _ref;
    super({
      ...options,
      startValue,
      byValue: endValue.map((value, i) => value - startValue[i])
    });
  }
  calculate(timeElapsed) {
    const values = this.startValue.map((value, i) => this.easing(timeElapsed, value, this.byValue[i], this.duration, i));
    return {
      value: values,
      valueProgress: Math.abs((values[0] - this.startValue[0]) / this.byValue[0])
    };
  }
}

export { ArrayAnimation };
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