(PECL cairo >= 0.1.0)
CairoMatrix::scale -- cairo_matrix_scale — Applies scaling to a matrix
锟斤拷锟斤拷锟斤拷锟斤拷锟� (method):
$sx
, float $sy
) : void锟斤拷锟教伙拷锟斤拷锟�:
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.
matrixProcedural only - CairoMatrix instance
sxscale factor in the X direction
syscale factor in the Y direction
Example #1 锟斤拷锟斤拷锟斤拷锟斤拷锟�
<?php
/* Apply scaling to a matrix */
$matrix = new CairoMatrix(1.0, 0.5, 0.0, 1.0, 0.0, 0.0);
$matrix->scale(0.2, 2.0);
?>
Example #2 锟斤拷锟教伙拷锟斤拷锟�
<?php
/* Apply scaling to a matrix */
$matrix = cairo_matrix_init(1.0, 0.5, 0.0, 1.0, 0.0, 0.0);
cairo_matrix_scale($matrix, 0.2, 2.0);
?>