CairoMatrix::initIdentity
CairoMatrix::initScale
CairoMatrix
PHP Manual

# CairoMatrix::initRotate

# cairo_matrix_init_rotate

(PECL cairo >= 0.1.0)

CairoMatrix::initRotate -- cairo_matrix_init_rotate — Creates a new rotated matrix

### Descrição

Estilo orientado à objeto (method):

public static void CairoMatrix::initRotate ( float `$radians` )

Estilo procedural:

object cairo_matrix_init_rotate ( float `$radians` )

Creats a new matrix to a transformation that rotates by radians provided

### Parâmetros

`radians`

  angle of rotation, in radians. The direction of rotation is defined such that positive angles rotate in the direction from the positive X axis toward the positive Y axis. With the default axis orientation of cairo, positive angles rotate in a clockwise direction.

### Valor Retornado

Returns a new CairoMatrix object that can be used with surfaces, contexts, and patterns.

### Exemplos

Exemplo #1 Estilo orientado à objeto

`<?php
/* Create a new Matrix */
$matrix = CairoMatrix::initRotate(0.3);
?>`

Exemplo #2 Estilo procedural

`<?php
/* Create a new Matrix */
$matrix = cairo_matrix_init_rotate(0.3);
?>`

### Veja Também

- CairoMatrix::__construct() - Creates a new CairoMatrix object
- CairoMatrix::initIdentity() - Creates a new identity matrix
- CairoMatrix::initScale() - Creates a new scaling matrix
- CairoMatrix::initTranslate() - Creates a new translation matrix

CairoMatrix::initIdentity
CairoMatrix::initScale
CairoMatrix
PHP Manual