obniz/parts/Display/7SegmentLEDArray/index.js

obniz sdk for javascript

class _7SegmentLEDArray {
  constructor() {
    this.identifier = '' + new Date().getTime();

    this.keys = ['segments'];
    this.requiredKeys = this.keys;
  }

  static info() {
    return {
      name: '7SegmentLEDArray',
    };
  }

  wired(obniz) {
    this.obniz = obniz;

    this.segments = this.params.segments;
  }

  print(data) {
    if (typeof data === 'number') {
      data = parseInt(data);

      const print = index => {
        let val = data;

        for (let i = 0; i < this.segments.length; i++) {
          if (index === i) {
            this.segments[i].print(val % 10);
          } else {
            this.segments[i].off();
          }
          val = val / 10;
        }
      };

      let animations = [];
      for (let i = 0; i < this.segments.length; i++) {
        animations.push({
          duration: 3,
          state: print,
        });
      }

      this.obniz.io.animation(this.identifier, 'loop', animations);
    }
  }

  on() {
    this.obniz.io.animation(this.identifier, 'resume');
  }

  off() {
    this.obniz.io.animation(this.identifier, 'pause');
    for (let i = 0; i < this.segments.length; i++) {
      this.segments[i].off();
    }
  }
}

if (typeof module === 'object') {
  module.exports = _7SegmentLEDArray;
}