1 | <?php |
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2 | /* |
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3 | * This file is part of EC-CUBE |
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4 | * |
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5 | * Copyright(c) 2000-2012 LOCKON CO.,LTD. All Rights Reserved. |
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6 | * |
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7 | * http://www.lockon.co.jp/ |
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8 | * |
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9 | * This program is free software; you can redistribute it and/or |
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10 | * modify it under the terms of the GNU General Public License |
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11 | * as published by the Free Software Foundation; either version 2 |
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12 | * of the License, or (at your option) any later version. |
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13 | * |
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14 | * This program is distributed in the hope that it will be useful, |
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15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | * GNU General Public License for more details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License |
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20 | * along with this program; if not, write to the Free Software |
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21 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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22 | */ |
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23 | |
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24 | // 棒グラフ生成クラス |
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25 | class SC_Graph_Bar extends SC_Graph_Line_Ex{ |
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26 | // コンストラクタ |
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27 | function __construct( |
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28 | $bgw = BG_WIDTH, $bgh = BG_HEIGHT, $left = LINE_LEFT, $top = LINE_TOP, |
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29 | $area_width = LINE_AREA_WIDTH, $area_height = LINE_AREA_HEIGHT) { |
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30 | parent::__construct($bgw, $bgh, $left, $top, $area_width, $area_height); |
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31 | } |
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32 | |
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33 | // グラフの描画 |
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34 | function drawGraph() { |
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35 | $this->drawYLine(); |
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36 | $this->drawXLine(true); |
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37 | |
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38 | // 棒グラフの描画 |
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39 | for ($i = 0; $i < $this->line_max; $i++) { |
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40 | $this->drawBar($i); |
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41 | } |
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42 | |
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43 | // ラベルの描画 |
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44 | for ($i = 0; $i < $this->line_max; $i++) { |
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45 | $this->drawLabel($i); |
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46 | } |
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47 | |
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48 | // 凡例の描画 |
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49 | $this->drawLegend(); |
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50 | } |
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51 | |
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52 | // 棒グラフの描画 |
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53 | function drawBar($line_no) { |
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54 | $arrPointList = $this->arrPointList[$line_no]; |
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55 | // データ数を数える |
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56 | $count = count($arrPointList); |
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57 | // 半目盛りの幅を求める |
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58 | $half_scale = intval($this->area_width / ($count + 1) / 2); |
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59 | // 目盛りの幅を求める |
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60 | $scale_width = intval($this->area_width / ($count + 1)); |
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61 | // 棒グラフのサイズを求める |
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62 | $bar_width = intval(($scale_width - (BAR_PAD * 2)) / $this->line_max); |
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63 | // 色数の取得 |
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64 | $c_max = count($this->arrColor); |
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65 | for ($i = 0; $i < $count; $i++) { |
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66 | $left = $arrPointList[$i][0] - $half_scale + BAR_PAD + ($bar_width * $line_no); |
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67 | $top = $arrPointList[$i][1]; |
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68 | $right = $left + $bar_width; |
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69 | $bottom = $this->top + $this->area_height; |
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70 | |
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71 | // 影の描画 |
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72 | if ($this->shade_on) { |
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73 | imagefilledrectangle($this->image, $left + 2, $top + 2, $right + 2, $bottom, $this->shade_color); |
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74 | } |
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75 | //imagefilledrectangle($this->image, $left, $top, $right, $bottom, $this->arrColor[($i % $c_max)]); |
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76 | imagefilledrectangle($this->image, $left, $top, $right, $bottom, $this->arrColor[$line_no]); |
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77 | imagerectangle($this->image, $left, $top, $right, $bottom, $this->flame_color); |
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78 | } |
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79 | } |
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80 | |
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81 | // ラベルを描画する |
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82 | function drawLabel($line_no) { |
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83 | $arrData = $this->arrDataList[$line_no]; |
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84 | $arrPointList = $this->arrPointList[$line_no]; |
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85 | $count = count($arrPointList); |
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86 | for ($i = 0; $i < $count; $i++) { |
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87 | $x = $arrPointList[$i][0]; |
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88 | $y = $arrPointList[$i][1]; |
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89 | $text_width = $this->getTextWidth(number_format($arrData[$i]), FONT_SIZE); |
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90 | $y_pos = $y - FONT_SIZE - 5; |
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91 | $x_pos = $x - $text_width / 2; |
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92 | $this->setText(FONT_SIZE, $x_pos, $y_pos, number_format($arrData[$i])); |
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93 | } |
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94 | } |
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95 | |
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96 | } |
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