function createQrPng($firstName, $lastName, $id)
{
$filename = ABSPATH . 'qr/' . $id . '-' . $firstName . '-' . $lastName . '.png';
$size = 6;
$margin = 1;
QRcode::png($id, $filename, "L", $size, $margin);
//create the blank image
$im = imagecreatefrompng($filename);
$width = imagesx($im);
$height = imagesy($im);
//setting up variables for putting text on the image
$fontfile = ABSPATH . "my-includes/fonts/Avenir Next Condensed.ttc";
$string = $firstName . " " . $lastName;
$fontsize = 16;
$bbox = imagettfbbox($fontsize, 0, $fontfile, $string);
$text_width = $bbox[4] - $bbox[0];
$maxchars = 40;
$margin = 20;
//10 pixels each side
//adjust fontsize for size of text until it fits
while ($text_width + $margin > $width) {
$fontsize -= 1;
$bbox = imagettfbbox($fontsize, 0, $fontfile, $string);
$text_width = $bbox[4] - $bbox[0];
}
//Set up the canvas with the size and black fill
$newwidth = 144;
$newheight = 216;
$bordersize = 1;
$wwidth = $newwidth - 2 * $bordersize;
$wheight = $newheight - 2 * $bordersize;
$white_space = imagecreatetruecolor($wwidth, $wheight);
$output = imagecreatetruecolor($newwidth, $newheight);
$white = imagecolorallocate($output, 255, 255, 255);
$black = imagecolorallocate($output, 0, 0, 0);
imagefill($output, 0, 0, $black);
imagefill($white_space, 0, 0, $white);
//Put border by filling with white box except for border
imagecopy($output, $white_space, $bordersize, $bordersize, 0, 0, $wwidth, $wheight);
//overlay png image of qr code
imagecopy($output, $im, ($newwidth - $width) / 2, 5, 0, 0, $width, $height);
//output image with qr code
imagepng($output, $filename);
//add text to image
$image = new \NMC\ImageWithText\Image($filename);
$text = new \NMC\ImageWithText\Text($string, 1, $maxchars);
$text->font = $fontfile;
$text->align = 'left';
$text->size = $fontsize;
$text->startY = (int) ($newheight * (215 / 300));
//below qr code. Adjusted for dif image sizes
$text->startX = (int) (($newwidth - $text_width) / 2);
//center
$image->addText($text);
$image->render($filename);
//clean up
imagedestroy($output);
imagedestroy($im);
}
<?php
require '../vendor/autoload.php';
// Create image
$image = new \NMC\ImageWithText\Image(dirname(__FILE__) . '/source.jpg');
// Add styled text to image
$text1 = new \NMC\ImageWithText\Text('Thanks for using our image text PHP library!', 3, 25);
$text1->align = 'left';
$text1->color = 'FFFFFF';
$text1->font = dirname(__FILE__) . '/Ubuntu-Medium.ttf';
$text1->lineHeight = 36;
$text1->size = 24;
$text1->startX = 40;
$text1->startY = 40;
$image->addText($text1);
// Add another styled text to image
$text2 = new \NMC\ImageWithText\Text('No, really, thanks!', 1, 30);
$text2->align = 'left';
$text2->color = '000000';
$text2->font = dirname(__FILE__) . '/Ubuntu-Medium.ttf';
$text2->lineHeight = 20;
$text2->size = 14;
$text2->startX = 40;
$text2->startY = 140;
$image->addText($text2);
// Render image
$image->render(dirname(__FILE__) . '/destination.jpg');
