PHP Dokumentation: Function imagesetstyle
12. Januar 2010 von werner
imagesetstyle
(PHP 4 >= 4.0.6, PHP 5)
imagesetstyle — Set the style for line drawing
Beschreibung
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 wieimagecreatetruecolor() gelieferteGrafikressource.
- style
An array of pixel colors. You can use the IMG_COLOR_TRANSPARENT constant to add a transparent pixel.
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 erzeugteine ähnliche Ausgabe wie:
Siehe auch
- imagesetbrush() – Set the brush image for line drawing
- imageline() – Zeichnen einer Linie
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