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Website Programming in PHP / MYSQL
imageloadfont
(PHP 4, PHP 5)
imageloadfont — Load a new font
Description
int imageloadfont
( string $file
)
imageloadfont() loads a user-defined bitmap and returns its identifier.
Parameters
- file
-
The font file format is currently binary and architecture dependent. This means you should generate the font files on the same type of CPU as the machine you are running PHP on.
Font file format byte position C data type description byte 0-3 int number of characters in the font byte 4-7 int value of first character in the font (often 32 for space) byte 8-11 int pixel width of each character byte 12-15 int pixel height of each character byte 16- char array with character data, one byte per pixel in each character, for a total of (nchars*width*height) bytes.
Return Values
The font identifier which is always bigger than 5 to avoid conflicts with built-in fonts or FALSE on errors.
Examples
Example #1 Using imageloadfont
<?php
header("Content-type: image/png");
$im = imagecreatetruecolor(50, 20);
$black = imagecolorallocate($im, 0, 0, 0);
$white = imagecolorallocate($im, 255, 255, 255);
imagefilledrectangle($im, 0, 0, 49, 19, $white);
$font = imageloadfont("04b.gdf");
imagestring($im, $font, 0, 0, "Hello", $black);
imagepng($im);
?>
