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(PECL imagick 2.0.0)
ImagickDraw::setStrokeOpacity — Specifies the opacity of stroked object outlines
$stroke_opacity
)本函数还未编写文档,仅有参数列表。
Specifies the opacity of stroked object outlines.
stroke_opacity
stroke opacity. 1.0 is fully opaque
没有返回值。
Example #1 ImagickDraw::setStrokeOpacity()
<?php
function setStrokeOpacity ( $strokeColor , $fillColor , $backgroundColor ) {
$draw = new \ ImagickDraw ();
$draw -> setStrokeWidth ( 1 );
$draw -> setStrokeColor ( $strokeColor );
$draw -> setFillColor ( $fillColor );
$draw -> setStrokeWidth ( 10 );
$draw -> setStrokeOpacity ( 1 );
$draw -> line ( 100 , 80 , 400 , 125 );
$draw -> rectangle ( 25 , 200 , 150 , 350 );
$draw -> setStrokeOpacity ( 0.5 );
$draw -> line ( 100 , 100 , 400 , 145 );
$draw -> rectangle ( 200 , 200 , 325 , 350 );
$draw -> setStrokeOpacity ( 0.2 );
$draw -> line ( 100 , 120 , 400 , 165 );
$draw -> rectangle ( 375 , 200 , 500 , 350 );
$image = new \ Imagick ();
$image -> newImage ( 550 , 400 , $backgroundColor );
$image -> setImageFormat ( "png" );
$image -> drawImage ( $draw );
header ( "Content-Type: image/png" );
echo $image -> getImageBlob ();
}
?>