imagegetclip

(PHP 7 >= 7.2.0)

imagegetclip — Get the clipping rectangle

说明

imagegetclip ( resource $im ) : array

imagegetclip() retrieves the current clipping rectangle, i.e. the area beyond which no pixels will be drawn.

参数

image

由图象创建函数(例如imagecreatetruecolor())返回的图象资源。

返回值

The function returns an indexed array with the coordinates of the clipping rectangle which has the following entries:

  • x-coordinate of the upper left corner
  • y-coordinate of the upper left corner
  • x-coordinate of the lower right corner
  • y-coordinate of the lower right corner

范例

Example #1 imagegetclip() example

Setting and retrieving the clipping rectangle.

<?php
$im = imagecreate(100, 100);
imagesetclip($im, 10,10, 89,89);
print_r(imagegetclip($im));

以上例程会输出：

Array
(
    [0] => 10
    [1] => 10
    [2] => 89
    [3] => 89
)

参见