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ImagickDraw::matte

(PECL imagick 2, PECL imagick 3)

ImagickDraw::mattePaints on the image's opacity channel

说明

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

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

One of the PAINT constant (imagick::PAINT_*).

返回值

成功时返回 true, 或者在失败时返回 false

示例

示例 #1 ImagickDraw::matte() example

<?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();
}

?>

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