2015 Northeast PHP Conference

ImagickDraw::composite

(PECL imagick 2.0.0)

ImagickDraw::compositeComposites an image onto the current image

说明

bool ImagickDraw::composite ( int $compose , float $x , float $y , float $width , float $height , Imagick $compositeWand )
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(001000300);
    
$draw->setFillColor('white');
    
$draw->setfillopacity(1);
    
$draw->annotation(50180"Lorem Ipsum!");

    
//Create an image object which the draw commands can be rendered into
    
$imagick = new \Imagick();
    
$imagick->newImage(1000302$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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User Contributed Notes 1 note

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christian dot reinecke at web dot de
5 years ago
To see some examples how the COMPOSITE_* constants work, see this page:
http://www.imagemagick.org/Usage/compose/#duff-porter
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