imagesetstyle
(PHP 4 >= 4.0.6, PHP 5, PHP 7)
imagesetstyle — Set the style for line drawing
Beschreibung
$image
, array $style
) : bool
imagesetstyle() sets the style to be used by all
line drawing functions (such as imageline()
and imagepolygon()) when drawing with the special
color IMG_COLOR_STYLED or lines of images with color
IMG_COLOR_STYLEDBRUSHED.
Parameter-Liste
-
image -
Eine von den verschiedenen Erzeugungsfunktionen wie imagecreatetruecolor() gelieferte Grafikressource.
-
style -
An array of pixel colors. You can use the
IMG_COLOR_TRANSPARENTconstant to add a transparent pixel. Note thatstylemust not be an empty array.
Rückgabewerte
Gibt bei Erfolg TRUE zurück. Im Fehlerfall wird FALSE zurückgegeben.
Beispiele
Following example script draws a dashed line from upper left to lower right corner of the canvas:
Beispiel #1 imagesetstyle() example
<?php
header("Content-type: image/jpeg");
$im = imagecreatetruecolor(100, 100);
$w = imagecolorallocate($im, 255, 255, 255);
$red = imagecolorallocate($im, 255, 0, 0);
/* Draw a dashed line, 5 red pixels, 5 white pixels */
$style = array($red, $red, $red, $red, $red, $w, $w, $w, $w, $w);
imagesetstyle($im, $style);
imageline($im, 0, 0, 100, 100, IMG_COLOR_STYLED);
/* Draw a line of happy faces using imagesetbrush() with imagesetstyle */
$style = array($w, $w, $w, $w, $w, $w, $w, $w, $w, $w, $w, $w, $red);
imagesetstyle($im, $style);
$brush = imagecreatefrompng("http://www.libpng.org/pub/png/images/smile.happy.png");
$w2 = imagecolorallocate($brush, 255, 255, 255);
imagecolortransparent($brush, $w2);
imagesetbrush($im, $brush);
imageline($im, 100, 0, 0, 100, IMG_COLOR_STYLEDBRUSHED);
imagejpeg($im);
imagedestroy($im);
?>
Das oben gezeigte Beispiel erzeugt eine ähnliche Ausgabe wie:
