imagexbm

(PHP 5, PHP 7)

imagexbm — Output an XBM image to browser or file

설명

bool imagexbm ( resource $image , string $filename [, int $foreground ] )

Outputs or save an XBM version of the given image.

Note: imagexbm() doesn't apply any padding, so the image width has to be a multiple of 8. This restriction does no longer apply as of PHP 5.6.24 and 7.0.9, respectively.

인수

image

imagecreatetruecolor() 등의 이미지 생성 함수에서 반환한 이미지 자원.

filename

The path to save the file to. If not set or NULL, the raw image stream will be outputted directly.

The filename (without the .xbm extension) is also used for the C identifiers of the XBM, whereby non alphanumeric characters of the current locale are substituted by underscores. If filename is set to NULL, image is used to build the C identifiers.

foreground

You can set the foreground color with this parameter by setting an identifier obtained from imagecolorallocate(). The default foreground color is black. All other colors are treated as background.

반환값

성공 시 TRUE를, 실패 시 FALSE를 반환합니다.

예제

Example #1 Saving an XBM file


<?php
// Create a blank image and add some text
$im = imagecreatetruecolor(120, 20);
$text_color = imagecolorallocate($im, 233, 14, 91);
imagestring($im, 1, 5, 5,  'A Simple Text String', $text_color);

// Save the image
imagexbm($im, 'simpletext.xbm');

// Free up memory
imagedestroy($im);
?>

Example #2 Saving an XBM file with a different foreground color


<?php
// Create a blank image and add some text
$im = imagecreatetruecolor(120, 20);
$text_color = imagecolorallocate($im, 233, 14, 91);
imagestring($im, 1, 5, 5,  'A Simple Text String', $text_color);

// Set a replacement foreground color
$foreground_color = imagecolorallocate($im, 255, 0, 0);

// Save the image
imagexbm($im, NULL, $foreground_color);

// Free up memory
imagedestroy($im);
?>

주의

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User Contributed Notes 1 note

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Anonymous ¶

13 years ago


FlagCreation with some random text inside.

<?php
class Logo{
    private $colors;
        private $imgWidth;  
    private $imgHeight;   
    private $img;
    private $text;

    public function __construct($width = 100, $height = 60){
        $this->imgWidth = $width;
        $this->imgHeight = $height;
        $this->text = "RND TEXT";
        $this->createImage();
    }
    
    public function getText(){
        return $this->text;
    }
    
    public function createImage(){
        $this->img = imagecreatetruecolor($this->imgWidth,$this->imgHeight);
            $farbe = array(200,200,200); 
            $this->colors[0] = $this->makeColor($farbe);
            $farbe = array(100,100,200); 
            $this->colors[1] = $this->makeColor($farbe);
        
        imagefill($this->img,0,0,$this->colors[0]);
                
        $streifenhoehe = intval($this->imgHeight / 6);        
        $textgroesse = intval($streifenhoehe *2);
        $y = 0;
        $x = 0;
        
        imagefilledrectangle($this->img,0,0,$this->imgWidth,$streifenhoehe,$this->colors[1]);
        $y = $this->imgHeight - $streifenhoehe;
        imagefilledrectangle($this->img,0,$y,$this->imgWidth,$this->imgHeight,$this->colors[1]);
        
        
        $textma = imagettfbbox ( $textgroesse ,0 , "ARIAL.TTF", $this->text);
        $textanfang = ($this->imgWidth - ($textma[2] - $textma[0]))/2;
        $textanfang_hoehe = intval(($this->imgHeight-($textma[7]-$textma[1]))/2);
        
         imagettftext($this->img, $textgroesse,0,$textanfang, $textanfang_hoehe, $this->colors[1],"ARIAL.TTF", $this->text);
        
        
    }
    
    public function makeColor($color){
        if (count($color)%3 != 0)
            return false;
        else
            return imagecolorallocate($this->img,$color[0],$color[1],$color[2]);
    }
    
    public function getImage(){
         header('Content-Type: image/gif', true); 
        imagejpeg($this->img);
    }    
}

$logo = new Logo(300,180);
$logo->getImage();
?>

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