xref: /webtrees/app/Statistics/Google/ChartFamilyWithSources.php (revision d72b284a0846ca045e548a1c77ad11813bcbab92) 
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2019 webtrees development team
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17declare(strict_types=1);
18
19namespace Fisharebest\Webtrees\Statistics\Google;
20
21use Fisharebest\Webtrees\I18N;
22use Fisharebest\Webtrees\Module\ModuleThemeInterface;
23use Fisharebest\Webtrees\Statistics\Service\ColorService;
24
25use function count;
26
27/**
28 * A chart showing families with sources.
29 */
30class ChartFamilyWithSources
31{
32    /**
33     * @var ModuleThemeInterface
34     */
35    private $theme;
36
37    /**
38     * @var ColorService
39     */
40    private $color_service;
41
42    /**
43     * Constructor.
44     */
45    public function __construct()
46    {
47        $this->theme         = app(ModuleThemeInterface::class);
48        $this->color_service = new ColorService();
49    }
50
51    /**
52     * Create a chart of individuals with/without sources.
53     *
54     * @param int         $tot_fam        The total number of families
55     * @param int         $tot_fam_source The total number of families with sources
56     * @param string|null $color_from
57     * @param string|null $color_to
58     *
59     * @return string
60     */
61    public function chartFamsWithSources(
62        int $tot_fam,
63        int $tot_fam_source,
64        string $color_from = null,
65        string $color_to = null
66    ): string {
67        $chart_color1 = (string) $this->theme->parameter('distribution-chart-no-values');
68        $chart_color2 = (string) $this->theme->parameter('distribution-chart-high-values');
69        $color_from   = $color_from ?? $chart_color1;
70        $color_to     = $color_to   ?? $chart_color2;
71
72        $data = [
73            [
74                I18N::translate('Type'),
75                I18N::translate('Total')
76            ],
77        ];
78
79        if ($tot_fam || $tot_fam_source) {
80            $data[] = [
81                I18N::translate('Without sources'),
82                $tot_fam - $tot_fam_source
83            ];
84
85            $data[] = [
86                I18N::translate('With sources'),
87                $tot_fam_source
88            ];
89        }
90
91        $colors = $this->color_service->interpolateRgb($color_from, $color_to, count($data) - 1);
92
93        return view(
94            'statistics/other/charts/pie',
95            [
96                'title'            => I18N::translate('Families with sources'),
97                'data'             => $data,
98                'colors'           => $colors,
99                'labeledValueText' => 'percentage',
100            ]
101        );
102    }
103}
104