Новости | Документация | Download | Webboard | FAQ | Поиск | Контакты


imagecolorallocate

(PHP 4, PHP 5)

imagecolorallocateAllocate a color for an image

Описание

int imagecolorallocate ( resource $image , int $red , int $green , int $blue )

Returns a color identifier representing the color composed of the given RGB components.

imagecolorallocate() must be called to create each color that is to be used in the image represented by image .

Замечание: The first call to imagecolorallocate() fills the background color in palette-based images - images created using imagecreate().

Список параметров

image

An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().

red

Value of red component.

green

Value of green component.

blue

Value of blue component.

These parameters are integers between 0 and 255 or hexadecimals between 0x00 and 0xFF.

Возвращаемые значения

A color identifier or FALSE if the allocation failed.

Список изменений

Версия Описание
Prior to 5.1.3 Returns -1 if the allocation failed.

Примеры

Пример #1 imagecolorallocate() example

<?php

$im 
imagecreate(100100);

// sets background to red
$background imagecolorallocate($im25500);

// sets some colors
$white imagecolorallocate($im255255255);
$black imagecolorallocate($im000);

// hexadecimal way
$white imagecolorallocate($im0xFF0xFF0xFF);
$black imagecolorallocate($im0x000x000x00);

?>

Смотрите также






  Copyright Apache.ru © 1999-2017, All Rights Reserved Разработка сайта: Inside.ru  
  РЕКЛАМА НА САЙТЕ: |