CairoMatrix::scale

cairo_matrix_scale

(PECL cairo >= 0.1.0)

CairoMatrix::scale -- cairo_matrix_scaleApplies scaling to a matrix

Descrição

Estilo orientado à objeto (method):

public CairoMatrix::scale ( float $sx , float $sy ) : void

Estilo procedural:

cairo_matrix_scale ( CairoContext $context , float $sx , float $sy ) : void

Applies scaling by sx, sy to the transformation in the matrix. The effect of the new transformation is to first scale the coordinates by sx and sy, then apply the original transformation to the coordinates.

Parâmetros

matrix

Procedural only - CairoMatrix instance

sx

scale factor in the X direction

sy

scale factor in the Y direction

Exemplos

Exemplo #1 Estilo orientado à objeto

<?php
/* Apply scaling to a matrix */
$matrix = new CairoMatrix(1.00.50.01.00.00.0);
$matrix->scale(0.22.0);
?>

Exemplo #2 Estilo procedural

<?php
/* Apply scaling to a matrix */
$matrix cairo_matrix_init(1.00.50.01.00.00.0);
cairo_matrix_scale($matrix0.22.0);
?>

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