 this.chart_.width = this.chartWidth_ * this.chartScale_;
      this.chart_.height = this.chartHeight_ * this.chartScale_;

      this.chart_.style.width = this.chartWidth_ + 'px';
      this.chart_.style.height = this.chartHeight_ + 'px';

      this.chartCtx_.scale(this.chartScale_, this.chartScale_);
    },

    processPictureData_() {
      this.resetOpsTimingData_();
      this.pictureDataProcessed_ = true;

      if (!this.picture_) return;

      let ops = this.picture_.getOps();
      if (!ops) retu