Method mousemove

js/src/IndexSelector.ts:83–99

()

  }

  mousemove() {
    if (!this.active || this.dirty) {
      return;
    }
    this.dirty = true;
    const mouse_pos = d3.mouse(this.background.node());
    const xpixel = mouse_pos[0];
    //update the index vertical line
    this.line.attr('x1', xpixel).attr('x2', xpixel);

    this.set_selected('selected', [this.invert_pixel(xpixel)]);
    _.each(this.mark_views, (mark_view: any) => {
      mark_view.invert_point(xpixel);
    });
    this.touch();
    this.dirty = false;
  }

  invert_pixel(pixel) {
    return this.scale.invert(pixel);