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<?php |
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/** |
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* Copyright (C) 2021-2023 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 TextShape extends Shape { |
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protected $element = 'text'; |
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protected $required = ['text','x','y']; |
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protected $transform_pairs = [ ['x', 'y'] ]; |
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|
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/** |
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* Override default attributes from Shape |
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*/ |
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protected $attrs = [ |
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'fill' => '#000', |
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'font_size' => 14, |
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'font' => 'Arial', |
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]; |
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|
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/** |
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* Override to draw text element |
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*/ |
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protected function drawElement(&$graph, &$attributes) |
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{ |
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$content = $attributes['text']; |
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$font = $attributes['font']; |
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$attributes['font-size'] = Number::units($attributes['font-size']); |
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$spacing = isset($attributes['line-spacing']) ? |
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Number::units($attributes['line-spacing']) : $attributes['font-size']; |
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$align = isset($attributes['text-align']) ? $attributes['text-align'] : ''; |
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|
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// remove SVGGraph's shape options |
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$unset_list = ['text', 'font', 'line-spacing', 'text-align']; |
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foreach($unset_list as $a) |
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unset($attributes[$a]); |
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|
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$t = new Text($graph, $font); |
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$align_map = ['right' => 'end', 'centre' => 'middle']; |
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if(isset($align_map[$align])) |
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$attributes['text-anchor'] = $align_map[$align]; |
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$attributes['font-family'] = $font; |
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|
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return $t->text($content, $spacing, $attributes); |
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} |
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} |
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|
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