ImagickDraw::setFillRule

(PECL imagick 2.0.0)

Sets the fill rule to use while drawing polygons

bool ImagickDraw::setFillRule ( int $fill_rule )

Sets the fill rule to use while drawing polygons.

Parameters:

fill_rule

FILLRULE_ constant

Returns:

No value is returned.

This function is currently not documented; only its argument list is available.

Examples:

ImagickDraw::setFillRule()

<?php
function setFillRule($fillColor, $strokeColor, $backgroundColor) {
 
    $draw = new \ImagickDraw();
 
    $draw->setStrokeWidth(1);
    $draw->setStrokeColor($strokeColor);
    $draw->setFillColor($fillColor);
 
    $fillRules = [\Imagick::FILLRULE_NONZERO, \Imagick::FILLRULE_EVENODD];
 
    $points = 11;
    $size = 150;
 
    $draw->translate(175, 160);
 
    for ($x = 0; $x < 2; $x++) {
        $draw->setFillRule($fillRules[$x]);
        $draw->pathStart();
        for ($n = 0; $n < $points * 2; $n++) {
 
            if ($n >= $points) {
                $angle = fmod($n * 360 * 4 / $points, 360) * pi() / 180;
            }
            else {
                $angle = fmod($n * 360 * 3 / $points, 360) * pi() / 180;
            }
 
            $positionX = $size * sin($angle);
            $positionY = $size * cos($angle);
 
            if ($n == 0) {
                $draw->pathMoveToAbsolute($positionX, $positionY);
            }
            else {
                $draw->pathLineToAbsolute($positionX, $positionY);
            }
        }
 
        $draw->pathClose();
        $draw->pathFinish();
 
        $draw->translate(325, 0);
    }
 
    $image = new \Imagick();
    $image->newImage(700, 320, $backgroundColor);
    $image->setImageFormat("png");
    $image->drawImage($draw);
 
    header("Content-Type: image/png");
    echo $image->getImageBlob();
}
 
?>

Links:

http://php.net/manual/en/imagickdraw.setfillrule.php

doc_php

2025-01-10 15:47:30

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