Add-On Rounded rectangle
Informations
Author: Maxime DelormeLicense: FPDF
Description
Allows to draw rounded rectangles. Parameters are:x, y: top left corner of the rectangle.w, h: width and height.r: radius of the rounded corners.style: same as Rect(): F, D (default value), FD or DF.Remark: there's another version of this script that allows to choose what corners should be rounded.
Source
<?php
require('fpdf.php');
class PDF extends FPDF
{
function RoundedRect($x, $y, $w, $h, $r, $style = '')
{
$k = $this->k;
$hp = $this->h;
if($style=='F')
$op='f';
elseif($style=='FD' || $style=='DF')
$op='B';
else
$op='S';
$MyArc = 4/3 * (sqrt(2) - 1);
$this->_out(sprintf('%.2F %.2F m', ($x+$r)*$k, ($hp-$y)*$k ));
$xc = $x+$w-$r ;
$yc = $y+$r;
$this->_out(sprintf('%.2F %.2F l', $xc*$k, ($hp-$y)*$k ));
$this->_Arc($xc + $r*$MyArc, $yc - $r, $xc + $r, $yc - $r*$MyArc, $xc + $r, $yc);
$xc = $x+$w-$r ;
$yc = $y+$h-$r;
$this->_out(sprintf('%.2F %.2F l', ($x+$w)*$k, ($hp-$yc)*$k));
$this->_Arc($xc + $r, $yc + $r*$MyArc, $xc + $r*$MyArc, $yc + $r, $xc, $yc + $r);
$xc = $x+$r ;
$yc = $y+$h-$r;
$this->_out(sprintf('%.2F %.2F l', $xc*$k, ($hp-($y+$h))*$k));
$this->_Arc($xc - $r*$MyArc, $yc + $r, $xc - $r, $yc + $r*$MyArc, $xc - $r, $yc);
$xc = $x+$r ;
$yc = $y+$r;
$this->_out(sprintf('%.2F %.2F l', ($x)*$k, ($hp-$yc)*$k ));
$this->_Arc($xc - $r, $yc - $r*$MyArc, $xc - $r*$MyArc, $yc - $r, $xc, $yc - $r);
$this->_out($op);
}
function _Arc($x1, $y1, $x2, $y2, $x3, $y3)
{
$h = $this->h;
$this->_out(sprintf('%.2F %.2F %.2F %.2F %.2F %.2F c ', $x1*$this->k, ($h-$y1)*$this->k,
$x2*$this->k, ($h-$y2)*$this->k, $x3*$this->k, ($h-$y3)*$this->k));
}
}
?>Example
<?php
require('rounded_rect.php');
$pdf=new PDF();
$pdf->AddPage();
$pdf->SetLineWidth(0.5);
$pdf->SetFillColor(192);
$pdf->RoundedRect(70, 30, 68, 46, 3.5, 'DF');
$pdf->Output();
?>