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pdf_curveto
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pdf_curveto

Name

pdf_curveto — Draws a curve

Synopsis

bool pdf_curveto(pdf, x1, y1, x2, y2, x3, y3); resource pdf: PDF object identifier double x1: First x coordinate double y1: First y coordinate double x2: Second x coordinate double y2: Second y coordinate double x3: Third x coordinatee double y3: Third y coordinate

Returns

Always TRUE

Description

Draws a bezier curve to x3 , y3 from from the current drawing point. Points x1 , y1 and x2 , y2 are the control points and define the shape of the curve. Don't forget to stroke your shape using pdf_stroke() .

Version

Since versions 3.0.6 and 4.0

Example

Example 929. Draw a 'swoosh' and a S shape

<?php

// create new document
$pdf = pdf_new();
pdf_open_file($pdf);
pdf_begin_page($pdf, 500, 700);

// draw swoosh
pdf_moveto($pdf, 200, 350);
pdf_curveto($pdf, 200, 350, 100, 200, 450, 350);
pdf_stroke($pdf);

$font = pdf_findfont($pdf, "Courier", "host", 0);
pdf_setfont($pdf, $font, 20);
pdf_show_xy($pdf, "Hello World", 200, 350);

// draw S shape
pdf_moveto($pdf, 125, 525);
pdf_curveto($pdf, 187, 350, 250, 700, 315, 525);
pdf_stroke($pdf);

pdf_end_page($pdf);
pdf_close($pdf);

// display PDF document
$data = pdf_get_buffer($pdf);
header("Content-type: application/pdf");
header("Content-disposition: inline; filename=test.pdf");
header("Content-length: " . strlen($data));
echo $data;
?>

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PHP Functions Essential Reference. Copyright © 2002 by New Riders Publishing (Authors: Zak Greant, Graeme Merrall, Torben Wilson, Brett Michlitsch). This material may be distributed only subject to the terms and conditions set forth in the Open Publication License, v1.0 or later (the latest version is presently available at http://www.opencontent.org/openpub/). The authors of this book have elected not to choose any options under the OPL. This online book was obtained from http://www.fooassociates.com/phpfer/ and is designed to provide information about the PHP programming language, focusing on PHP version 4.0.4 for the most part. The information is provided on an as-is basis, and no warranty or fitness is implied. All persons and entities shall have neither liability nor responsibility to any person or entity with respect to any loss or damage arising from the information contained in this book.