PHP 5.4.40 Released

ImagickPixel::__construct

(PECL imagick 2.0.0)

ImagickPixel::__constructThe ImagickPixel constructor

Descrierea

ImagickPixel::__construct ([ string $color ] )
Avertizare

Această funcție nu este documentată în prezent; este disponibilă numai lista sa de argumente.

Constructs an ImagickPixel object. If a color is specified, the object is constructed and then initialised with that color before being returned.

Parametri

color

The optional color string to use as the initial value of this object.

Valorile întoarse

Returns an ImagickPixel object on success, throwing ImagickPixelException on failure.

Exemple

Example #1 ImagickPixel::construct()

<?php
function construct() {

    
$columns 4;
    
    
$exampleColors = array(
        
"rgba(100%, 0%, 0%, 0.5)",
        
"hsb(33.3333%, 100%,  75%)"// medium green
        
"hsl(120, 255,   191.25)"//medium green
        
"graya(50%, 0.5)"//  semi-transparent mid gray
        
"LightCoral""none"//"cmyk(0.9, 0.48, 0.83, 0.50)",
        
"#f00"//  #rgb
        
"#ff0000"//  #rrggbb
        
"#ff0000ff"//  #rrggbbaa
        
"#ffff00000000"//  #rrrrggggbbbb
        
"#ffff00000000ffff"//  #rrrrggggbbbbaaaa
        
"rgb(255, 0, 0)"//  an integer in the range 0—255 for each component
        
"rgb(100.0%, 0.0%, 0.0%)"//  a float in the range 0—100% for each component
        
"rgb(255, 0, 0)"//  range 0 - 255
        
"rgba(255, 0, 0, 1.0)"//  the same, with an explicit alpha value
        
"rgb(100%, 0%, 0%)"//  range 0.0% - 100.0%
        
"rgba(100%, 0%, 0%, 1.0)"//  the same, with an explicit alpha value
    
);

    
$draw = new \ImagickDraw();
    
$count 0;
    
$black = new \ImagickPixel('rgb(0, 0, 0)');

    foreach (
$exampleColors as $exampleColor) {
        
$color = new \ImagickPixel($exampleColor);

        
$draw->setstrokewidth(1.0);
        
$draw->setStrokeColor($black);
        
$draw->setFillColor($color);
        
$offsetX = ($count $columns) * 50 5;
        
$offsetY intval($count $columns) * 50 5;
        
$draw->rectangle($offsetX$offsetY40 $offsetX40 $offsetY);
        
$count++;
    }

    
$image = new \Imagick();
    
$image->newImage(350350"blue");
    
$image->setImageFormat("png");
    
$image->drawImage($draw);
    
header("Content-Type: image/png");
    echo 
$image->getImageBlob();
}

?>

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