CairoFormat::strideForWidth
(PECL cairo >= 0.1.0)
CairoFormat::strideForWidth — Provides an appropriate stride to use
说明
public static CairoFormat::strideForWidth
( int
$format
, int $width
) : intThis method provides a stride value that will respect all alignment requirements of the accelerated image-rendering code within cairo.
返回值
The appropriate stride to use given the desired format and width, or -1 if either the format is invalid or the width too large.
范例
Example #1 CairoFormat::strideForWidth() example
<?php
/* ... */
?>
以上例程的输出类似于：
...
参见
- Classname::Method()