ImagickDraw::composite()

(PECL imagick 2.0.0)

Composites an image onto the current image

说明

ImagickDraw::composite(int $compose,float $x,float $y,float $width,float $height, Imagick$compositeWand): bool

Warning

本函数还未编写文档，仅有参数列表。

Composites an image onto the current image, using the specified composition operator, specified position, and at the specified size.

参数

$compose

composition operator. One of COMPOSITE_ constants

$x

x coordinate of the top left corner

$y

y coordinate of the top left corner

$width

width of the composition image

$height

height of the composition image

$compositeWand

the Imagick object where composition image is taken from

返回值

成功时返回TRUE。

范例

Example #1 ImagickDraw::composite()

<?php
function composite($strokeColor, $fillColor, $backgroundColor) {
    $draw = new \ImagickDraw();
    $draw->setStrokeColor($strokeColor);
    $draw->setFillColor($fillColor);
    $draw->setFillOpacity(1);
    $draw->setStrokeWidth(2);
    $draw->setFontSize(72);
    $draw->setStrokeOpacity(1);
    $draw->setStrokeColor($strokeColor);
    $draw->setStrokeWidth(2);
    $draw->setFont("../fonts/CANDY.TTF");
    $draw->setFontSize(140);
    $draw->rectangle(0, 0, 1000, 300);
    $draw->setFillColor('white');
    $draw->setfillopacity(1);
    $draw->annotation(50, 180, "Lorem Ipsum!");
    //Create an image object which the draw commands can be rendered into
    $imagick = new \Imagick();
    $imagick->newImage(1000, 302, $backgroundColor);
    $imagick->setImageFormat("png");
    //Render the draw commands in the ImagickDraw object 
    //into the image.
    $imagick->drawImage($draw);
    //Send the image to the browser
    header("Content-Type: image/png");
    echo $imagick->getImageBlob();
}
?>

To see some examples how the COMPOSITE_* constants work, see this page:
http://www.imagemagick.org/Usage/compose/#duff-porter