ImagickDraw::matte()

(PECL imagick 2.0.0)

Paints 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(120, 120, $paintType);    
    $draw->rectangle(100, 100, 300, 200);
    $imagick = new \Imagick();
    $imagick->newImage(500, 500, $backgroundColor);
    $imagick->setImageFormat("png");
    $imagick->drawImage($draw);
    header("Content-Type: image/png");
    echo $imagick->getImageBlob();
}
?>