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<?php |
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/** |
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* Copyright (C) 2011-2019 Graham Breach |
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* |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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/** |
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* For more information, please contact <graham@goat1000.com> |
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*/ |
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|
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namespace Goat1000\SVGGraph; |
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|
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class HorizontalStackedBarGraph extends HorizontalBarGraph { |
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|
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use StackedBarTrait; |
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|
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public function __construct($w, $h, $settings, $fixed_settings = []) |
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{ |
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$fixed = [ 'single_axis' => true ]; |
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$fixed_settings = array_merge($fixed, $fixed_settings); |
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parent::__construct($w, $h, $settings, $fixed_settings); |
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} |
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|
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/** |
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* Trait version draws totals above or below bars, we want left and right |
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*/ |
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public function dataLabelPosition($dataset, $index, &$item, $x, $y, $w, $h, |
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$label_w, $label_h) |
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{ |
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list($pos, $target) = parent::dataLabelPosition($dataset, $index, $item, |
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$x, $y, $w, $h, $label_w, $label_h); |
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if(!is_numeric($dataset)) { |
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list($d) = explode('-', $dataset); |
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if($d === 'totalpos') { |
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if(isset($this->last_position_pos[$index])) { |
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list($lpos, $l_w) = $this->last_position_pos[$index]; |
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list($hpos, $vpos) = Graph::translatePosition($lpos); |
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if($hpos == 'or') { |
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$num_offset = new Number($l_w); |
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return ['middle outside right ' . $num_offset . ' 0', $target]; |
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} |
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} |
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return ['outside right', $target]; |
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} |
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if($d === 'totalneg') { |
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if(isset($this->last_position_neg[$index])) { |
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list($lpos, $l_w) = $this->last_position_neg[$index]; |
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list($hpos, $vpos) = Graph::translatePosition($lpos); |
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if($hpos == 'ol') { |
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$num_offset = new Number(-$l_w); |
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return ['middle outside left ' . $num_offset . ' 0', $target]; |
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} |
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} |
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return ['outside left', $target]; |
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} |
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} |
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if($label_w > $w && Graph::isPositionInside($pos)) |
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$pos = str_replace(['outside left','outside right'], 'centre', $pos); |
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|
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if($item->value > 0) |
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$this->last_position_pos[$index] = [$pos, $label_w]; |
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else |
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$this->last_position_neg[$index] = [$pos, $label_w]; |
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return [$pos, $target]; |
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} |
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|
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/** |
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* Returns the ordering for legend entries |
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*/ |
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public function getLegendOrder() |
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{ |
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// bars are stacked from left to right |
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return null; |
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} |
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} |
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|
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