ImagickDraw::composite

(PECL imagick 2, PECL imagick 3)

ImagickDraw::composite — Composites an image onto the current image

说明

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

警告

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 the Composite Operator constant (imagick::COMPOSITE_*).
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。

示例

示例 #1 ImagickDraw::composite() example

<?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();
}

?>

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christian dot reinecke at web dot de ¶

15 years ago

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