CairoMatrix::initScale()

(PECL cairo >= 0.1.0)

Creates a new scaling matrix

说明

面向对象风格(method):

publicstaticCairoMatrix::initScale(float $sx,float $sy): void

过程化风格:

cairo_matrix_init_scale(float $sx,float $sy): object

Creates a new matrix to a transformation that scales by sx and sy in the X and Y dimensions, respectively.

参数

$sx

scale factor in the X direction

$sy

scale factor in the Y direction

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::initScale(1.0, 2.0);
?>

Example #2 过程化风格

<?php
/* Create a new Matrix */
$matrix = cairo_matrix_init_scale(1.0, 2.0);
?>

参见

• CairoMatrix::__construct() Creates a new CairoMatrix object
• CairoMatrix::initIdentity() Creates a new identity matrix
• CairoMatrix::initRotate() Creates a new rotated matrix
• CairoMatrix::initTranslate() Creates a new translation matrix