(PHP 4, PHP 5)
imagefill — Flood fill
Performs a flood fill starting at the given coordinate (top left is 0, 0) with the given color in the image.
An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().
x-coordinate of start point.
y-coordinate of start point.
The fill color. A color identifier created with imagecolorallocate().
Retorna TRUE em caso de sucesso ou FALSE em falhas.
Exemplo #1 imagefill() example
<?php
$im = imagecreatetruecolor(100, 100);
// sets background to red
$red = imagecolorallocate($im, 255, 0, 0);
imagefill($im, 0, 0, $red);
header('Content-type: image/png');
imagepng($im);
imagedestroy($im);
?>
O exemplo acima irá imprimir algo similar a: