example_030.php
| 1 | <?php |
| 2 | //============================================================+ |
| 3 | // File name : example_030.php |
| 4 | // Begin : 2008-06-09 |
| 5 | // Last Update : 2013-05-14 |
| 6 | // |
| 7 | // Description : Example 030 for TCPDF class |
| 8 | // Colour gradients |
| 9 | // |
| 10 | // Author: Nicola Asuni |
| 11 | // |
| 12 | // (c) Copyright: |
| 13 | // Nicola Asuni |
| 14 | // Tecnick.com LTD |
| 15 | // www.tecnick.com |
| 16 | // info@tecnick.com |
| 17 | //============================================================+ |
| 18 | |
| 19 | /** |
| 20 | * Creates an example PDF TEST document using TCPDF |
| 21 | * @package com.tecnick.tcpdf |
| 22 | * @abstract TCPDF - Example: Colour gradients |
| 23 | * @author Nicola Asuni |
| 24 | * @since 2008-06-09 |
| 25 | * @group color |
| 26 | * @group pdf |
| 27 | */ |
| 28 | |
| 29 | // Include the main TCPDF library (search for installation path). |
| 30 | require_once('tcpdf_include.php'); |
| 31 | |
| 32 | // create new PDF document |
| 33 | $pdf = new TCPDF(PDF_PAGE_ORIENTATION, PDF_UNIT, PDF_PAGE_FORMAT, true, 'UTF-8', false); |
| 34 | |
| 35 | // set document information |
| 36 | $pdf->setCreator(PDF_CREATOR); |
| 37 | $pdf->setAuthor('Nicola Asuni'); |
| 38 | $pdf->setTitle('TCPDF Example 030'); |
| 39 | $pdf->setSubject('TCPDF Tutorial'); |
| 40 | $pdf->setKeywords('TCPDF, PDF, example, test, guide'); |
| 41 | |
| 42 | // set default header data |
| 43 | $pdf->setHeaderData(PDF_HEADER_LOGO, PDF_HEADER_LOGO_WIDTH, PDF_HEADER_TITLE.' 030', PDF_HEADER_STRING); |
| 44 | |
| 45 | // set header and footer fonts |
| 46 | $pdf->setHeaderFont(Array(PDF_FONT_NAME_MAIN, '', PDF_FONT_SIZE_MAIN)); |
| 47 | $pdf->setFooterFont(Array(PDF_FONT_NAME_DATA, '', PDF_FONT_SIZE_DATA)); |
| 48 | |
| 49 | // set default monospaced font |
| 50 | $pdf->setDefaultMonospacedFont(PDF_FONT_MONOSPACED); |
| 51 | |
| 52 | // set margins |
| 53 | $pdf->setMargins(PDF_MARGIN_LEFT, PDF_MARGIN_TOP, PDF_MARGIN_RIGHT); |
| 54 | $pdf->setHeaderMargin(PDF_MARGIN_HEADER); |
| 55 | $pdf->setFooterMargin(PDF_MARGIN_FOOTER); |
| 56 | |
| 57 | // set auto page breaks |
| 58 | $pdf->setAutoPageBreak(TRUE, PDF_MARGIN_BOTTOM); |
| 59 | |
| 60 | // set image scale factor |
| 61 | $pdf->setImageScale(PDF_IMAGE_SCALE_RATIO); |
| 62 | |
| 63 | // set some language-dependent strings (optional) |
| 64 | if (@file_exists(dirname(__FILE__).'/lang/eng.php')) { |
| 65 | require_once(dirname(__FILE__).'/lang/eng.php'); |
| 66 | $pdf->setLanguageArray($l); |
| 67 | } |
| 68 | |
| 69 | // --------------------------------------------------------- |
| 70 | |
| 71 | // set font |
| 72 | $pdf->setFont('helvetica', 'B', 20); |
| 73 | |
| 74 | // --- first page ------------------------------------------ |
| 75 | |
| 76 | // add a page |
| 77 | $pdf->AddPage(); |
| 78 | |
| 79 | $pdf->Cell(0, 0, 'TCPDF Gradients', 0, 1, 'C', 0, '', 0, false, 'T', 'M'); |
| 80 | |
| 81 | // set colors for gradients (r,g,b) or (grey 0-255) |
| 82 | $red = array(255, 0, 0); |
| 83 | $blue = array(0, 0, 200); |
| 84 | $yellow = array(255, 255, 0); |
| 85 | $green = array(0, 255, 0); |
| 86 | $white = array(255); |
| 87 | $black = array(0); |
| 88 | |
| 89 | // set the coordinates x1,y1,x2,y2 of the gradient (see linear_gradient_coords.jpg) |
| 90 | $coords = array(0, 0, 1, 0); |
| 91 | |
| 92 | // paint a linear gradient |
| 93 | $pdf->LinearGradient(20, 45, 80, 80, $red, $blue, $coords); |
| 94 | |
| 95 | // write label |
| 96 | $pdf->Text(20, 130, 'LinearGradient()'); |
| 97 | |
| 98 | // set the coordinates fx,fy,cx,cy,r of the gradient (see radial_gradient_coords.jpg) |
| 99 | $coords = array(0.5, 0.5, 1, 1, 1.2); |
| 100 | |
| 101 | // paint a radial gradient |
| 102 | $pdf->RadialGradient(110, 45, 80, 80, $white, $black, $coords); |
| 103 | |
| 104 | // write label |
| 105 | $pdf->Text(110, 130, 'RadialGradient()'); |
| 106 | |
| 107 | // paint a coons patch mesh with default coordinates |
| 108 | $pdf->CoonsPatchMesh(20, 155, 80, 80, $yellow, $blue, $green, $red); |
| 109 | |
| 110 | // write label |
| 111 | $pdf->Text(20, 240, 'CoonsPatchMesh()'); |
| 112 | |
| 113 | // set the coordinates for the cubic Bézier points x1,y1 ... x12, y12 of the patch (see coons_patch_mesh_coords.jpg) |
| 114 | $coords = array( |
| 115 | 0.00,0.00, 0.33,0.20, //lower left |
| 116 | 0.67,0.00, 1.00,0.00, 0.80,0.33, //lower right |
| 117 | 0.80,0.67, 1.00,1.00, 0.67,0.80, //upper right |
| 118 | 0.33,1.00, 0.00,1.00, 0.20,0.67, //upper left |
| 119 | 0.00,0.33); //lower left |
| 120 | $coords_min = 0; //minimum value of the coordinates |
| 121 | $coords_max = 1; //maximum value of the coordinates |
| 122 | |
| 123 | // paint a coons patch gradient with the above coordinates |
| 124 | $pdf->CoonsPatchMesh(110, 155, 80, 80, $yellow, $blue, $green, $red, $coords, $coords_min, $coords_max); |
| 125 | |
| 126 | // write label |
| 127 | $pdf->Text(110, 240, 'CoonsPatchMesh()'); |
| 128 | |
| 129 | // --- second page ----------------------------------------- |
| 130 | $pdf->AddPage(); |
| 131 | |
| 132 | // first patch: f = 0 |
| 133 | $patch_array[0]['f'] = 0; |
| 134 | $patch_array[0]['points'] = array( |
| 135 | 0.00,0.00, 0.33,0.00, |
| 136 | 0.67,0.00, 1.00,0.00, 1.00,0.33, |
| 137 | 0.8,0.67, 1.00,1.00, 0.67,0.8, |
| 138 | 0.33,1.80, 0.00,1.00, 0.00,0.67, |
| 139 | 0.00,0.33); |
| 140 | $patch_array[0]['colors'][0] = array('r' => 255, 'g' => 255, 'b' => 0); |
| 141 | $patch_array[0]['colors'][1] = array('r' => 0, 'g' => 0, 'b' => 255); |
| 142 | $patch_array[0]['colors'][2] = array('r' => 0, 'g' => 255,'b' => 0); |
| 143 | $patch_array[0]['colors'][3] = array('r' => 255, 'g' => 0,'b' => 0); |
| 144 | |
| 145 | // second patch - above the other: f = 2 |
| 146 | $patch_array[1]['f'] = 2; |
| 147 | $patch_array[1]['points'] = array( |
| 148 | 0.00,1.33, |
| 149 | 0.00,1.67, 0.00,2.00, 0.33,2.00, |
| 150 | 0.67,2.00, 1.00,2.00, 1.00,1.67, |
| 151 | 1.5,1.33); |
| 152 | $patch_array[1]['colors'][0]=array('r' => 0, 'g' => 0, 'b' => 0); |
| 153 | $patch_array[1]['colors'][1]=array('r' => 255, 'g' => 0, 'b' => 255); |
| 154 | |
| 155 | // third patch - right of the above: f = 3 |
| 156 | $patch_array[2]['f'] = 3; |
| 157 | $patch_array[2]['points'] = array( |
| 158 | 1.33,0.80, |
| 159 | 1.67,1.50, 2.00,1.00, 2.00,1.33, |
| 160 | 2.00,1.67, 2.00,2.00, 1.67,2.00, |
| 161 | 1.33,2.00); |
| 162 | $patch_array[2]['colors'][0] = array('r' => 0, 'g' => 255, 'b' => 255); |
| 163 | $patch_array[2]['colors'][1] = array('r' => 0, 'g' => 0, 'b' => 0); |
| 164 | |
| 165 | // fourth patch - below the above, which means left(?) of the above: f = 1 |
| 166 | $patch_array[3]['f'] = 1; |
| 167 | $patch_array[3]['points'] = array( |
| 168 | 2.00,0.67, |
| 169 | 2.00,0.33, 2.00,0.00, 1.67,0.00, |
| 170 | 1.33,0.00, 1.00,0.00, 1.00,0.33, |
| 171 | 0.8,0.67); |
| 172 | $patch_array[3]['colors'][0] = array('r' => 0, 'g' => 0, 'b' => 0); |
| 173 | $patch_array[3]['colors'][1] = array('r' => 0, 'g' => 0, 'b' => 255); |
| 174 | |
| 175 | $coords_min = 0; |
| 176 | $coords_max = 2; |
| 177 | |
| 178 | $pdf->CoonsPatchMesh(10, 45, 190, 200, '', '', '', '', $patch_array, $coords_min, $coords_max); |
| 179 | |
| 180 | // write label |
| 181 | $pdf->Text(10, 250, 'CoonsPatchMesh()'); |
| 182 | |
| 183 | // --------------------------------------------------------- |
| 184 | |
| 185 | //Close and output PDF document |
| 186 | $pdf->Output('example_030.pdf', 'D'); |
| 187 | |
| 188 | //============================================================+ |
| 189 | // END OF FILE |
| 190 | //============================================================+ |
| 191 |