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188 lines
5.8 KiB
188 lines
5.8 KiB
<?php
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//============================================================+
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// File name : example_030.php
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// Begin : 2008-06-09
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// Last Update : 2013-05-14
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//
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// Description : Example 030 for TCPDF class
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// Colour gradients
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//
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// Author: Nicola Asuni
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//
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// (c) Copyright:
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// Nicola Asuni
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// Tecnick.com LTD
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// www.tecnick.com
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// info@tecnick.com
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//============================================================+
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/**
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* Creates an example PDF TEST document using TCPDF
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* @package com.tecnick.tcpdf
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* @abstract TCPDF - Example: Colour gradients
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* @author Nicola Asuni
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* @since 2008-06-09
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*/
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// Include the main TCPDF library (search for installation path).
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require_once('tcpdf_include.php');
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// create new PDF document
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$pdf = new TCPDF(PDF_PAGE_ORIENTATION, PDF_UNIT, PDF_PAGE_FORMAT, true, 'UTF-8', false);
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// set document information
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$pdf->SetCreator(PDF_CREATOR);
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$pdf->SetAuthor('Nicola Asuni');
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$pdf->SetTitle('TCPDF Example 030');
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$pdf->SetSubject('TCPDF Tutorial');
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$pdf->SetKeywords('TCPDF, PDF, example, test, guide');
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// set default header data
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$pdf->SetHeaderData(PDF_HEADER_LOGO, PDF_HEADER_LOGO_WIDTH, PDF_HEADER_TITLE.' 030', PDF_HEADER_STRING);
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// set header and footer fonts
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$pdf->setHeaderFont(Array(PDF_FONT_NAME_MAIN, '', PDF_FONT_SIZE_MAIN));
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$pdf->setFooterFont(Array(PDF_FONT_NAME_DATA, '', PDF_FONT_SIZE_DATA));
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// set default monospaced font
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$pdf->SetDefaultMonospacedFont(PDF_FONT_MONOSPACED);
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// set margins
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$pdf->SetMargins(PDF_MARGIN_LEFT, PDF_MARGIN_TOP, PDF_MARGIN_RIGHT);
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$pdf->SetHeaderMargin(PDF_MARGIN_HEADER);
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$pdf->SetFooterMargin(PDF_MARGIN_FOOTER);
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// set auto page breaks
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$pdf->SetAutoPageBreak(TRUE, PDF_MARGIN_BOTTOM);
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// set image scale factor
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$pdf->setImageScale(PDF_IMAGE_SCALE_RATIO);
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// set some language-dependent strings (optional)
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if (@file_exists(dirname(__FILE__).'/lang/eng.php')) {
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require_once(dirname(__FILE__).'/lang/eng.php');
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$pdf->setLanguageArray($l);
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}
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// ---------------------------------------------------------
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// set font
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$pdf->SetFont('helvetica', 'B', 20);
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// --- first page ------------------------------------------
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// add a page
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$pdf->AddPage();
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$pdf->Cell(0, 0, 'TCPDF Gradients', 0, 1, 'C', 0, '', 0, false, 'T', 'M');
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// set colors for gradients (r,g,b) or (grey 0-255)
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$red = array(255, 0, 0);
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$blue = array(0, 0, 200);
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$yellow = array(255, 255, 0);
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$green = array(0, 255, 0);
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$white = array(255);
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$black = array(0);
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// set the coordinates x1,y1,x2,y2 of the gradient (see linear_gradient_coords.jpg)
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$coords = array(0, 0, 1, 0);
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// paint a linear gradient
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$pdf->LinearGradient(20, 45, 80, 80, $red, $blue, $coords);
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// write label
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$pdf->Text(20, 130, 'LinearGradient()');
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// set the coordinates fx,fy,cx,cy,r of the gradient (see radial_gradient_coords.jpg)
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$coords = array(0.5, 0.5, 1, 1, 1.2);
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// paint a radial gradient
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$pdf->RadialGradient(110, 45, 80, 80, $white, $black, $coords);
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// write label
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$pdf->Text(110, 130, 'RadialGradient()');
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// paint a coons patch mesh with default coordinates
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$pdf->CoonsPatchMesh(20, 155, 80, 80, $yellow, $blue, $green, $red);
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// write label
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$pdf->Text(20, 240, 'CoonsPatchMesh()');
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// set the coordinates for the cubic Bézier points x1,y1 ... x12, y12 of the patch (see coons_patch_mesh_coords.jpg)
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$coords = array(
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0.00,0.00, 0.33,0.20, //lower left
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0.67,0.00, 1.00,0.00, 0.80,0.33, //lower right
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0.80,0.67, 1.00,1.00, 0.67,0.80, //upper right
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0.33,1.00, 0.00,1.00, 0.20,0.67, //upper left
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0.00,0.33); //lower left
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$coords_min = 0; //minimum value of the coordinates
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$coords_max = 1; //maximum value of the coordinates
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// paint a coons patch gradient with the above coordinates
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$pdf->CoonsPatchMesh(110, 155, 80, 80, $yellow, $blue, $green, $red, $coords, $coords_min, $coords_max);
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// write label
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$pdf->Text(110, 240, 'CoonsPatchMesh()');
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// --- second page -----------------------------------------
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$pdf->AddPage();
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// first patch: f = 0
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$patch_array[0]['f'] = 0;
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$patch_array[0]['points'] = array(
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0.00,0.00, 0.33,0.00,
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0.67,0.00, 1.00,0.00, 1.00,0.33,
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0.8,0.67, 1.00,1.00, 0.67,0.8,
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0.33,1.80, 0.00,1.00, 0.00,0.67,
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0.00,0.33);
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$patch_array[0]['colors'][0] = array('r' => 255, 'g' => 255, 'b' => 0);
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$patch_array[0]['colors'][1] = array('r' => 0, 'g' => 0, 'b' => 255);
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$patch_array[0]['colors'][2] = array('r' => 0, 'g' => 255,'b' => 0);
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$patch_array[0]['colors'][3] = array('r' => 255, 'g' => 0,'b' => 0);
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// second patch - above the other: f = 2
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$patch_array[1]['f'] = 2;
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$patch_array[1]['points'] = array(
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0.00,1.33,
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0.00,1.67, 0.00,2.00, 0.33,2.00,
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0.67,2.00, 1.00,2.00, 1.00,1.67,
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1.5,1.33);
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$patch_array[1]['colors'][0]=array('r' => 0, 'g' => 0, 'b' => 0);
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$patch_array[1]['colors'][1]=array('r' => 255, 'g' => 0, 'b' => 255);
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// third patch - right of the above: f = 3
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$patch_array[2]['f'] = 3;
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$patch_array[2]['points'] = array(
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1.33,0.80,
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1.67,1.50, 2.00,1.00, 2.00,1.33,
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2.00,1.67, 2.00,2.00, 1.67,2.00,
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1.33,2.00);
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$patch_array[2]['colors'][0] = array('r' => 0, 'g' => 255, 'b' => 255);
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$patch_array[2]['colors'][1] = array('r' => 0, 'g' => 0, 'b' => 0);
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// fourth patch - below the above, which means left(?) of the above: f = 1
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$patch_array[3]['f'] = 1;
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$patch_array[3]['points'] = array(
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2.00,0.67,
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2.00,0.33, 2.00,0.00, 1.67,0.00,
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1.33,0.00, 1.00,0.00, 1.00,0.33,
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0.8,0.67);
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$patch_array[3]['colors'][0] = array('r' => 0, 'g' => 0, 'b' => 0);
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$patch_array[3]['colors'][1] = array('r' => 0, 'g' => 0, 'b' => 255);
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$coords_min = 0;
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$coords_max = 2;
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$pdf->CoonsPatchMesh(10, 45, 190, 200, '', '', '', '', $patch_array, $coords_min, $coords_max);
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// write label
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$pdf->Text(10, 250, 'CoonsPatchMesh()');
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// ---------------------------------------------------------
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//Close and output PDF document
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$pdf->Output('example_030.pdf', 'D');
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//============================================================+
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// END OF FILE
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//============================================================+
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