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File Content: `JoinDraw.php`

<?php
/**
 *--------------------------------------------------------------------
 *
 * Enable to join 2 BCGDrawing or 2 image object to make only one image.
 * There are some options for alignment.
 *
 *--------------------------------------------------------------------
 * Copyright (C) Jean-Sebastien Goupil
 * http://www.barcodephp.com
 */
class JoinDraw {
    const ALIGN_RIGHT       = 0;
    const ALIGN_BOTTOM      = 0;
    const ALIGN_LEFT        = 1;
    const ALIGN_TOP         = 1;
    const ALIGN_CENTER      = 2;

    const POSITION_RIGHT    = 0;
    const POSITION_BOTTOM   = 1;
    const POSITION_LEFT     = 2;
    const POSITION_TOP      = 3;

    private $image1;
    private $image2;
    private $alignement;
    private $position;
    private $space;
    private $im;

    /**
     * Construct the JoinDrawing Object.
     *  - $image1 and $image2 have to be BCGDrawing object or image object.
     *  - $space is the space between the two graphics in pixel.
     *  - $position is the position of the $image2 depending the $image1.
     *  - $alignment is the alignment of the $image2 if this one is smaller than $image1;
     *    if $image2 is bigger than $image1, the $image1 will be positionned on the opposite side specified.
     *
     * @param mixed $image1
     * @param mixed $image2
     * @param BCGColor $background
     * @param int $space
     * @param int $position
     * @param int $alignment
     */
    public function __construct($image1, $image2, $background, $space = 10, $position = self::POSITION_RIGHT, $alignment = self::ALIGN_TOP) {
        if ($image1 instanceof BCGDrawing) {
            $this->image1 = $image1->get_im();
        } else {
            $this->image1 = $image1;
        }
        if ($image2 instanceof BCGDrawing) {
            $this->image2 = $image2->get_im();
        } else {
            $this->image2 = $image2;
        }

        $this->background = $background;
        $this->space = (int)$space;
        $this->position = (int)$position;
        $this->alignment = (int)$alignment;

        $this->createIm();
    }

    /**
     * Destroys the image.
     */
    public function __destruct() {
        imagedestroy($this->im);
    }

    /**
     * Finds the position where the barcode should be aligned.
     *
     * @param int $size1
     * @param int $size2
     * @param int $ailgnment
     * @return int
     */
    private function findPosition($size1, $size2, $alignment) {
        $rsize1 = max($size1, $size2);
        $rsize2 = min($size1, $size2);

        if ($alignment === self::ALIGN_LEFT) { // Or TOP
            return 0;
        } elseif ($alignment === self::ALIGN_CENTER) {
            return $rsize1 / 2 - $rsize2 / 2;
        } else { // RIGHT or TOP
            return $rsize1 - $rsize2;
        }
    }

    /**
     * Change the alignments.
     *
     * @param int $alignment
     * @return int
     */
    private function changeAlignment($alignment) {
        if ($alignment === 0) {
            return 1;
        } elseif ($alignment === 1) {
            return 0;
        } else {
            return 2;
        }
    }

    /**
     * Creates the image.
     */
    private function createIm() {
        $w1 = imagesx($this->image1);
        $w2 = imagesx($this->image2);
        $h1 = imagesy($this->image1);
        $h2 = imagesy($this->image2);

        if ($this->position === self::POSITION_LEFT || $this->position === self::POSITION_RIGHT) {
            $w = $w1 + $w2 + $this->space;
            $h = max($h1, $h2);
        } else {
            $w = max($w1, $w2);
            $h = $h1 + $h2 + $this->space;
        }

        $this->im = imagecreatetruecolor($w, $h);
        imagefill($this->im, 0, 0, $this->background->allocate($this->im));

        // We start defining position of images
        if ($this->position === self::POSITION_TOP) {
            if ($w1 > $w2) {
                $posX1 = 0;
                $posX2 = $this->findPosition($w1, $w2, $this->alignment);
            } else {
                $a = $this->changeAlignment($this->alignment);
                $posX1 = $this->findPosition($w1, $w2, $a);
                $posX2 = 0;
            }

            $posY2 = 0;
            $posY1 = $h2 + $this->space;
        } elseif ($this->position === self::POSITION_LEFT) {
            if ($w1 > $w2) {
                $posY1 = 0;
                $posY2 = $this->findPosition($h1, $h2, $this->alignment);
            } else {
                $a = $this->changeAlignment($this->alignment);
                $posY2 = 0;
                $posY1 = $this->findPosition($h1, $h2, $a);
            }

            $posX2 = 0;
            $posX1 = $w2 + $this->space;
        } elseif ($this->position === self::POSITION_BOTTOM) {
            if ($w1 > $w2) {
                $posX2 = $this->findPosition($w1, $w2, $this->alignment);
                $posX1 = 0;
            } else {
                $a = $this->changeAlignment($this->alignment);
                $posX2 = 0;
                $posX1 = $this->findPosition($w1, $w2, $a);
            }

            $posY1 = 0;
            $posY2 = $h1 + $this->space;
        } else { // defaults to RIGHT
            if ($w1 > $w2) {
                $posY2 = $this->findPosition($h1, $h2, $this->alignment);
                $posY1 = 0;
            } else {
                $a = $this->changeAlignment($this->alignment);
                $posY2 = 0;
                $posY1 = $this->findPosition($h1, $h2, $a);
            }

            $posX1 = 0;
            $posX2 = $w1 + $this->space;
        }

        imagecopy($this->im, $this->image1, $posX1, $posY1, 0, 0, $w1, $h1);
        imagecopy($this->im, $this->image2, $posX2, $posY2, 0, 0, $w2, $h2);
    }

    /**
     * Returns the new $im created.
     *
     * @return resource
     */
    public function get_im() {
        return $this->im;
    }
}
?>

Name	Size	Permission
drawer	---	0755
BCGArgumentException.php	600 bytes	0644
BCGBarcode.php	14444 bytes	0644
BCGBarcode1D.php	6631 bytes	0644
BCGColor.php	4175 bytes	0644
BCGDrawException.php	486 bytes	0644
BCGDrawing.php	6287 bytes	0644
BCGFont.php	728 bytes	0644
BCGFontFile.php	4849 bytes	0644
BCGFontPhp.php	3451 bytes	0644
BCGLabel.php	7901 bytes	0644
BCGParseException.php	604 bytes	0644
BCGcodabar.barcode.php	3740 bytes	0644
BCGcode11.barcode.php	5234 bytes	0644
BCGcode128.barcode.php	29097 bytes	0644
BCGcode39.barcode.php	5677 bytes	0644
BCGcode39extended.barcode.php	6290 bytes	0644
BCGcode93.barcode.php	9600 bytes	0644
BCGean13.barcode.php	9895 bytes	0644
BCGean8.barcode.php	7411 bytes	0644
BCGgs1128.barcode.php	25845 bytes	0644
BCGi25.barcode.php	5708 bytes	0644
BCGintelligentmail.barcode.php	28550 bytes	0644
BCGisbn.barcode.php	5304 bytes	0644
BCGmsi.barcode.php	5206 bytes	0644
BCGothercode.barcode.php	1834 bytes	0644
BCGpostnet.barcode.php	3758 bytes	0644
BCGs25.barcode.php	4765 bytes	0644
BCGupca.barcode.php	5143 bytes	0644
BCGupce.barcode.php	11973 bytes	0644
BCGupcext2.barcode.php	3670 bytes	0644
BCGupcext5.barcode.php	5736 bytes	0644
JoinDraw.php	5878 bytes	0644

File Content: JoinDraw.php

File Content: `JoinDraw.php`