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# ps_setpolydash

(PECL)

ps_setpolydash -- Sets appearance of a dashed line

## Descrição

bool ps_setpolydash ( resource psdoc, float arr )

Sets the length of the black and white portions of a dashed line. ps_setpolydash() is used to set more complicated dash patterns.

## Parâmetros

`psdoc`

  Resource identifier of the postscript file as returned by ps_new().

`arr`

  `arr` is a list of length elements alternately for the black and white portion.

## Valores de retornado

Retorna `TRUE` em caso de sucesso ou `FALSE` em falhas.

## Exemplos

Exemplo 1. Drawing a dashed line
`<?php $ps = ps_new(); if (!ps_open_file($ps, "polydash.ps")) { print "Cannot open PostScript file\n"; exit; } ps_set_info($ps, "Creator", "polydash.php"); ps_set_info($ps, "Author", "Uwe Steinmann"); ps_set_info($ps, "Title", "Poly dash example"); ps_begin_page($ps, 596, 842); ps_setpolydash($ps, array(10, 5, 2, 5)); ps_moveto($ps, 100, 100); ps_lineto($ps, 200, 200); ps_stroke($ps); ps_end_page($ps); ps_delete($ps); ?>`
This example draws a line with a 10 and 2 points long line, and gaps of 5 points inbetween.

## Veja também

ps_setdash()

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