(PECL imagick 2, PECL imagick 3)
ImagickDraw::setFillRule — 設定繪製多邊形時使用的填充規則
不回傳值。
範例 1 ImagickDraw::setFillRule() 範例
<?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();
}
?>