<?php
// Set content type to PNG
header('Content-Type: image/png');

// Create an image with specified dimensions
$width = 400;
$height = 200;
$image = imagecreatetruecolor($width, $height);

// Allocate colors
$white = imagecolorallocate($image, 255, 255, 255);
$black = imagecolorallocate($image, 0, 0, 0);

// Fill the background with white
imagefilledrectangle($image, 0, 0, $width, $height, $white);

// Define the text to render
$text = "Rotated Text";

// Set font size and path (make sure the font file exists on your server)
$font_size = 20;
$font_path = './DejaVuSans.ttf'; // Replace with the path to your font file
$angle = 90;

// Calculate the bounding box of the text
$bbox = imagettfbbox($font_size, $angle, $font_path, $text);

// Determine text width and height from the bounding box
$text_width = abs($bbox[4] - $bbox[0]);
$text_height = abs($bbox[5] - $bbox[1]);

// Calculate the position to center the text in the image
$x = ($width - $text_width) / 2;
$y = ($height + $text_height) / 2;

// Render the rotated text
imagettftext($image, $font_size, $angle, $x, $y, $black, $font_path, $text);

// Output the image as a PNG
imagepng($image);

// Free memory
imagedestroy($image);
?>