CairoMatrix
PHP Manual

CairoMatrix::initRotate

cairo_matrix_init_rotate

(PECL cairo >= 0.1.0)

CairoMatrix::initRotate -- cairo_matrix_init_rotateCreates a new rotated matrix

Description

Object oriented style (method):

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

Procedural style:

object cairo_matrix_init_rotate ( float $radians )

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

Liste de paramètres

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.

Valeurs de retour

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

Exemples

Exemple #1 Object oriented style

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

Exemple #2 Procedural style

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

Voir aussi


CairoMatrix
PHP Manual