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(); } ?>