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ImagickDraw::setFillAlpha

(PECL imagick 2.0.0)

ImagickDraw::setFillAlphaSets the opacity to use when drawing using the fill color or fill texture

说明

bool ImagickDraw::setFillAlpha ( float $opacity )
Warning

本函数还未编写文档,仅有参数列表。

Sets the opacity to use when drawing using the fill color or fill texture. Fully opaque is 1.0.

参数

opacity

fill alpha

返回值

没有返回值。

范例

Example #1 ImagickDraw::setFillAlpha()

<?php
function  setFillAlpha ( $strokeColor $fillColor $backgroundColor ) {

    
$draw  = new \ ImagickDraw ();

    
$draw -> setStrokeColor ( $strokeColor );
    
$draw -> setFillColor ( $fillColor );
    
$draw -> setStrokeOpacity ( 1 );
    
$draw -> setStrokeWidth ( 2 );
    
$draw -> rectangle ( 100 200 200 300 );
    @
$draw -> setFillAlpha ( 0.4 );
    
$draw -> rectangle ( 300 200 400 300 );

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

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

?>

用户评论:

[#1] Mark van der Velden [2007-12-06 01:37:37]

setFillAlpha is deprecated use the replacement: setFillOpacity

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