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CairoMatrix::scale

cairo_matrix_scale

(PECL cairo >= 0.1.0)

CairoMatrix::scale -- cairo_matrix_scaleApplies scaling to a matrix

Descrizione

Stile orientato agli oggetti (method):

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

Stile procedurale:

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

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.

Elenco dei parametri

matrix

Procedural only - CairoMatrix instance

sx

scale factor in the X direction

sy

scale factor in the Y direction

Esempi

Example #1 Stile orientato agli oggetti

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

Example #2 Stile procedurale

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

Vedere anche:

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