ImagickDraw::matte

(PECL imagick 2.0.0)

ImagickDraw::mattePaints on the image's opacity channel

说明

ImagickDraw::matte ( float $x , float $y , int $paintMethod ) : bool
Warning

本函数还未编写文档,仅有参数列表。

Paints on the image's opacity channel in order to set effected pixels to transparent, to influence the opacity of pixels.

参数

x

x coordinate of the matte

y

y coordinate of the matte

paintMethod

PAINT_ constant

返回值

成功时返回 TRUE, 或者在失败时返回 FALSE

范例

Example #1 ImagickDraw::matte()

<?php
function matte($strokeColor$fillColor$backgroundColor$paintType) {
    
$draw = new \ImagickDraw();

    
$draw->setStrokeColor($strokeColor);
    
$draw->setFillColor($fillColor);

    
$draw->setStrokeWidth(2);
    
$draw->setFontSize(72);

    
$draw->matte(120120$paintType);    
    
$draw->rectangle(100100300200);

    
$imagick = new \Imagick();
    
$imagick->newImage(500500$backgroundColor);
    
$imagick->setImageFormat("png");
    
$imagick->drawImage($draw);

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

?>