ImagickDraw::matte

(PECL imagick 2, PECL imagick 3)

ImagickDraw::matte — Paints 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。

范例

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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