ExplodedDonut3DGraph.php

<?php
/**
 * Copyright (C) 2021 Graham Breach
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
/**
 * For more information, please contact <graham@goat1000.com>
 */

namespace Goat1000\SVGGraph;

class ExplodedDonut3DGraph extends Donut3DGraph {

  use ExplodedPieGraphTrait;

  public function __construct($w, $h, array $settings, array $fixed_settings = [])
  {
    $fs = [ 'draw_flat_sides' => true, ];
    $fs = array_merge($fs, $fixed_settings);
    parent::__construct($w, $h, $settings, $fs);
  }

  /**
   * Returns an edge markup
   */
  protected function getEdge($edge, $x_centre, $y_centre, $depth, $overlay)
  {
    list($xo, $yo) = $this->pie_exploder->getExplode($edge->slice['item'],
      $edge->slice['angle_start'] + $this->s_angle,
      $edge->slice['angle_end'] + $this->s_angle);
    return parent::getEdge($edge, $x_centre + $xo, $y_centre + $yo, $depth,
      $overlay);
  }
}