1 | <?php |
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2 | /** |
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3 | * DOMPDF - PHP5 HTML to PDF renderer |
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4 | * |
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5 | * File: $RCSfile: list_bullet_renderer.cls.php,v $ |
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6 | * Created on: 2004-06-23 |
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7 | * |
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8 | * Copyright (c) 2004 - Benj Carson <benjcarson@digitaljunkies.ca> |
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9 | * |
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10 | * This library is free software; you can redistribute it and/or |
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11 | * modify it under the terms of the GNU Lesser General Public |
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12 | * License as published by the Free Software Foundation; either |
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13 | * version 2.1 of the License, or (at your option) any later version. |
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14 | * |
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15 | * This library is distributed in the hope that it will be useful, |
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16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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18 | * Lesser General Public License for more details. |
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19 | * |
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20 | * You should have received a copy of the GNU Lesser General Public License |
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21 | * along with this library in the file LICENSE.LGPL; if not, write to the |
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22 | * Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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23 | * 02111-1307 USA |
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24 | * |
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25 | * Alternatively, you may distribute this software under the terms of the |
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26 | * PHP License, version 3.0 or later. A copy of this license should have |
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27 | * been distributed with this file in the file LICENSE.PHP . If this is not |
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28 | * the case, you can obtain a copy at http://www.php.net/license/3_0.txt. |
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29 | * |
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30 | * The latest version of DOMPDF might be available at: |
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31 | * http://www.digitaljunkies.ca/dompdf |
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32 | * |
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33 | * @link http://www.digitaljunkies.ca/dompdf |
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34 | * @copyright 2004 Benj Carson |
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35 | * @author Benj Carson <benjcarson@digitaljunkies.ca> |
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36 | * @contributor Helmut Tischer <htischer@weihenstephan.org> |
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37 | * @package dompdf |
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38 | * @version 0.5.1 |
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39 | * |
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40 | * Changes |
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41 | * @contributor Helmut Tischer <htischer@weihenstephan.org> |
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42 | * @version 20090622 |
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43 | * - bullet size proportional to font size, center position |
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44 | */ |
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45 | |
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46 | /* $Id: list_bullet_renderer.cls.php 186 2009-10-19 22:42:06Z eclecticgeek@gmail.com $ */ |
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47 | |
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48 | /** |
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49 | * Renders list bullets |
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50 | * |
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51 | * @access private |
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52 | * @package dompdf |
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53 | */ |
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54 | class List_Bullet_Renderer extends Abstract_Renderer { |
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55 | |
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56 | //........................................................................ |
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57 | |
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58 | function render(Frame $frame) { |
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59 | |
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60 | $style = $frame->get_style(); |
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61 | $font_size = $style->get_font_size(); |
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62 | $line_height = $style->length_in_pt($style->line_height, $frame->get_containing_block("w")); |
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63 | |
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64 | // Handle list-style-image |
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65 | // If list style image is requested but missing, fall back to predefined types |
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66 | if ( $style->list_style_image != "none" && |
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67 | strcmp($img = $frame->get_image_url(), DOMPDF_LIB_DIR . "/res/broken_image.png") != 0) { |
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68 | |
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69 | list($x,$y) = $frame->get_position(); |
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70 | |
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71 | //For expected size and aspect, instead of box size, use image natural size scaled to DPI. |
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72 | // Resample the bullet image to be consistent with 'auto' sized images |
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73 | // See also Image_Frame_Reflower::get_min_max_width |
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74 | // Tested php ver: value measured in px, suffix "px" not in value: rtrim unnecessary. |
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75 | //$w = $frame->get_width(); |
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76 | //$h = $frame->get_height(); |
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77 | list($width, $height) = getimagesize($img); |
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78 | $w = (((float)rtrim($width, "px")) * 72) / DOMPDF_DPI; |
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79 | $h = (((float)rtrim($height, "px")) * 72) / DOMPDF_DPI; |
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80 | |
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81 | $x -= $w; |
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82 | $y -= ($line_height - $font_size)/2; //Reverse hinting of list_bullet_positioner |
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83 | |
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84 | $this->_canvas->image( $img, $frame->get_image_ext(), $x, $y, $w, $h); |
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85 | |
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86 | } else { |
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87 | |
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88 | $bullet_style = $style->list_style_type; |
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89 | |
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90 | $fill = false; |
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91 | |
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92 | switch ($bullet_style) { |
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93 | |
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94 | default: |
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95 | case "disc": |
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96 | $fill = true; |
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97 | |
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98 | case "circle": |
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99 | list($x,$y) = $frame->get_position(); |
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100 | $r = ($font_size*(List_Bullet_Frame_Decorator::BULLET_SIZE /*-List_Bullet_Frame_Decorator::BULLET_THICKNESS*/ ))/2; |
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101 | $x -= $font_size*(List_Bullet_Frame_Decorator::BULLET_SIZE/2); |
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102 | $y += ($font_size*(1-List_Bullet_Frame_Decorator::BULLET_DESCENT))/2; |
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103 | $o = $font_size*List_Bullet_Frame_Decorator::BULLET_THICKNESS; |
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104 | $this->_canvas->circle($x, $y, $r, $style->color, $o, null, $fill); |
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105 | break; |
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106 | |
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107 | case "square": |
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108 | list($x, $y) = $frame->get_position(); |
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109 | $w = $font_size*List_Bullet_Frame_Decorator::BULLET_SIZE; |
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110 | $x -= $w; |
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111 | $y += ($font_size*(1-List_Bullet_Frame_Decorator::BULLET_DESCENT-List_Bullet_Frame_Decorator::BULLET_SIZE))/2; |
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112 | $this->_canvas->filled_rectangle($x, $y, $w, $w, $style->color); |
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113 | break; |
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114 | |
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115 | case "none": |
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116 | break; |
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117 | |
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118 | } |
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119 | } |
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120 | } |
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121 | } |
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122 | ?> |
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