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