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ImagickDraw::polygon

(PECL imagick 2, PECL imagick 3)

ImagickDraw::polygonDraws a polygon

说明

public ImagickDraw::polygon(array $coordinates): bool
警告

本函数还未编写文档,仅有参数列表。

Draws a polygon using the current stroke, stroke width, and fill color or texture, using the specified array of coordinates.

参数

coordinates

multidimensional array like array( array( 'x' => 3, 'y' => 4 ), array( 'x' => 2, 'y' => 6 ) );

返回值

成功时返回 true

范例

示例 #1 ImagickDraw::polygon() example

<?php
function polygon($strokeColor, $fillColor, $backgroundColor) {

$draw = new \ImagickDraw();

$draw->setStrokeOpacity(1);
$draw->setStrokeColor($strokeColor);
$draw->setStrokeWidth(4);

$draw->setFillColor($fillColor);

$points = [
[
'x' => 40 * 5, 'y' => 10 * 5],
[
'x' => 20 * 5, 'y' => 20 * 5],
[
'x' => 70 * 5, 'y' => 50 * 5],
[
'x' => 60 * 5, 'y' => 15 * 5],
];

$draw->polygon($points);

$image = new \Imagick();
$image->newImage(500, 300, $backgroundColor);
$image->setImageFormat("png");
$image->drawImage($draw);

header("Content-Type: image/png");
echo
$image->getImageBlob();
}

?>

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