CairoMatrix::initIdentity
cairo_matrix_init_identity
(PECL cairo >= 0.1.0)
CairoMatrix::initIdentity -- cairo_matrix_init_identity — Creates a new identity matrix
说明
面向对象风格 (method):
public static CairoMatrix::initIdentity
( void
) : void
过程化风格:
cairo_matrix_init_identity
( void
) : object
Creates a new matrix that is an identity transformation. An identity transformation means the source data is copied into the destination data without change
参数
此函数没有参数。
返回值
Returns a new CairoMatrix object that can be used with surfaces, contexts, and patterns.
范例
Example #1 面向对象风格
<?php
/* Create a new Matrix */
$matrix = CairoMatrix::initIdentity();
?>
Example #2 过程化风格
<?php
/* Create a new Matrix */
$matrix = cairo_matrix_init_identity();
?>
参见
- CairoMatrix::__construct() - Creates a new CairoMatrix object
- CairoMatrix::initRotate() - Creates a new rotated matrix
- CairoMatrix::initScale() - Creates a new scaling matrix
- CairoMatrix::initTranslate() - Creates a new translation matrix
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