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(PECL imagick 2.0.0)
ImagickDraw::polygon — Draws a polygon
$coordinates
)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.
coordinates
multidimensional array like array( array( 'x' => 3, 'y' => 4 ), array( 'x' => 2, 'y' => 6 ) );
成功时返回 TRUE
。
Example #1 ImagickDraw::polygon()
<?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 ();
}
?>