Na}{

File Content: `BCGBarcode.php`

<?php
/**
 *--------------------------------------------------------------------
 *
 * Base class for Barcode 1D and 2D
 *
 *--------------------------------------------------------------------
 * Copyright (C) Jean-Sebastien Goupil
 * http://www.barcodephp.com
 */
include_once('BCGColor.php');
include_once('BCGLabel.php');
include_once('BCGArgumentException.php');
include_once('BCGDrawException.php');

abstract class BCGBarcode {
    const COLOR_BG = 0;
    const COLOR_FG = 1;

    protected $colorFg, $colorBg;       // Color Foreground, Barckground
    protected $scale;                   // Scale of the graphic, default: 1
    protected $offsetX, $offsetY;       // Position where to start the drawing
    protected $labels = array();        // Array of BCGLabel
    protected $pushLabel = array(0, 0); // Push for the label, left and top

    /**
     * Constructor.
     */
    protected function __construct() {
        $this->setOffsetX(0);
        $this->setOffsetY(0);
        $this->setForegroundColor(0x000000);
        $this->setBackgroundColor(0xffffff);
        $this->setScale(1);
    }

    /**
     * Parses the text before displaying it.
     *
     * @param mixed $text
     */
    public function parse($text) {
    }

    /**
     * Gets the foreground color of the barcode.
     *
     * @return BCGColor
     */
    public function getForegroundColor() {
        return $this->colorFg;
    }

    /**
     * Sets the foreground color of the barcode. It could be a BCGColor
     * value or simply a language code (white, black, yellow...) or hex value.
     *
     * @param mixed $code
     */
    public function setForegroundColor($code) {
        if ($code instanceof BCGColor) {
            $this->colorFg = $code;
        } else {
            $this->colorFg = new BCGColor($code);
        }
    }

    /**
     * Gets the background color of the barcode.
     *
     * @return BCGColor
     */
    public function getBackgroundColor() {
        return $this->colorBg;
    }

    /**
     * Sets the background color of the barcode. It could be a BCGColor
     * value or simply a language code (white, black, yellow...) or hex value.
     *
     * @param mixed $code
     */
    public function setBackgroundColor($code) {
        if ($code instanceof BCGColor) {
            $this->colorBg = $code;
        } else {
            $this->colorBg = new BCGColor($code);
        }

        foreach ($this->labels as $label) {
            $label->setBackgroundColor($this->colorBg);
        }
    }

    /**
     * Sets the color.
     *
     * @param mixed $fg
     * @param mixed $bg
     */
    public function setColor($fg, $bg) {
        $this->setForegroundColor($fg);
        $this->setBackgroundColor($bg);
    }

    /**
     * Gets the scale of the barcode.
     *
     * @return int
     */
    public function getScale() {
        return $this->scale;
    }

    /**
     * Sets the scale of the barcode in pixel.
     * If the scale is lower than 1, an exception is raised.
     *
     * @param int $scale
     */
    public function setScale($scale) {
        $scale = intval($scale);
        if ($scale <= 0) {
            throw new BCGArgumentException('The scale must be larger than 0.', 'scale');
        }

        $this->scale = $scale;
    }

    /**
     * Abstract method that draws the barcode on the resource.
     *
     * @param resource $im
     */
    public abstract function draw($im);

    /**
     * Returns the maximal size of a barcode.
     * [0]->width
     * [1]->height
     *
     * @param int $w
     * @param int $h
     * @return int[]
     */
    public function getDimension($w, $h) {
        $labels = $this->getBiggestLabels(false);
        $pixelsAround = array(0, 0, 0, 0); // TRBL
        if (isset($labels[BCGLabel::POSITION_TOP])) {
            $dimension = $labels[BCGLabel::POSITION_TOP]->getDimension();
            $pixelsAround[0] += $dimension[1];
        }

        if (isset($labels[BCGLabel::POSITION_RIGHT])) {
            $dimension = $labels[BCGLabel::POSITION_RIGHT]->getDimension();
            $pixelsAround[1] += $dimension[0];
        }

        if (isset($labels[BCGLabel::POSITION_BOTTOM])) {
            $dimension = $labels[BCGLabel::POSITION_BOTTOM]->getDimension();
            $pixelsAround[2] += $dimension[1];
        }

        if (isset($labels[BCGLabel::POSITION_LEFT])) {
            $dimension = $labels[BCGLabel::POSITION_LEFT]->getDimension();
            $pixelsAround[3] += $dimension[0];
        }

        $finalW = ($w + $this->offsetX) * $this->scale;
        $finalH = ($h + $this->offsetY) * $this->scale;

        // This section will check if a top/bottom label is too big for its width and left/right too big for its height
        $reversedLabels = $this->getBiggestLabels(true);
        foreach ($reversedLabels as $label) {
            $dimension = $label->getDimension();
            $alignment = $label->getAlignment();
            if ($label->getPosition() === BCGLabel::POSITION_LEFT || $label->getPosition() === BCGLabel::POSITION_RIGHT) {
                if ($alignment === BCGLabel::ALIGN_TOP) {
                    $pixelsAround[2] = max($pixelsAround[2], $dimension[1] - $finalH);
                } elseif ($alignment === BCGLabel::ALIGN_CENTER) {
                    $temp = ceil(($dimension[1] - $finalH) / 2);
                    $pixelsAround[0] = max($pixelsAround[0], $temp);
                    $pixelsAround[2] = max($pixelsAround[2], $temp);
                } elseif ($alignment === BCGLabel::ALIGN_BOTTOM) {
                    $pixelsAround[0] = max($pixelsAround[0], $dimension[1] - $finalH);
                }
            } else {
                if ($alignment === BCGLabel::ALIGN_LEFT) {
                    $pixelsAround[1] = max($pixelsAround[1], $dimension[0] - $finalW);
                } elseif ($alignment === BCGLabel::ALIGN_CENTER) {
                    $temp = ceil(($dimension[0] - $finalW) / 2);
                    $pixelsAround[1] = max($pixelsAround[1], $temp);
                    $pixelsAround[3] = max($pixelsAround[3], $temp);
                } elseif ($alignment === BCGLabel::ALIGN_RIGHT) {
                    $pixelsAround[3] = max($pixelsAround[3], $dimension[0] - $finalW);
                }
            }
        }

        $this->pushLabel[0] = $pixelsAround[3];
        $this->pushLabel[1] = $pixelsAround[0];

        $finalW = ($w + $this->offsetX) * $this->scale + $pixelsAround[1] + $pixelsAround[3];
        $finalH = ($h + $this->offsetY) * $this->scale + $pixelsAround[0] + $pixelsAround[2];

        return array($finalW, $finalH);
    }

    /**
     * Gets the X offset.
     *
     * @return int
     */
    public function getOffsetX() {
        return $this->offsetX;
    }

    /**
     * Sets the X offset.
     *
     * @param int $offsetX
     */
    public function setOffsetX($offsetX) {
        $offsetX = intval($offsetX);
        if ($offsetX < 0) {
            throw new BCGArgumentException('The offset X must be 0 or larger.', 'offsetX');
        }

        $this->offsetX = $offsetX;
    }

    /**
     * Gets the Y offset.
     *
     * @return int
     */
    public function getOffsetY() {
        return $this->offsetY;
    }

    /**
     * Sets the Y offset.
     *
     * @param int $offsetY
     */
    public function setOffsetY($offsetY) {
        $offsetY = intval($offsetY);
        if ($offsetY < 0) {
            throw new BCGArgumentException('The offset Y must be 0 or larger.', 'offsetY');
        }

        $this->offsetY = $offsetY;
    }

    /**
     * Adds the label to the drawing.
     *
     * @param BCGLabel $label
     */
    public function addLabel(BCGLabel $label) {
        $label->setBackgroundColor($this->colorBg);
        $this->labels[] = $label;
    }

    /**
     * Removes the label from the drawing.
     *
     * @param BCGLabel $label
     */
    public function removeLabel(BCGLabel $label) {
        $remove = -1;
        $c = count($this->labels);
        for ($i = 0; $i < $c; $i++) {
            if ($this->labels[$i] === $label) {
                $remove = $i;
                break;
            }
        }

        if ($remove > -1) {
            array_splice($this->labels, $remove, 1);
        }
    }

    /**
     * Clears the labels.
     */
    public function clearLabels() {
        $this->labels = array();
    }

    /**
     * Draws the text.
     * The coordinate passed are the positions of the barcode.
     * $x1 and $y1 represent the top left corner.
     * $x2 and $y2 represent the bottom right corner.
     *
     * @param resource $im
     * @param int $x1
     * @param int $y1
     * @param int $x2
     * @param int $y2
     */
    protected function drawText($im, $x1, $y1, $x2, $y2) {
        foreach ($this->labels as $label) {
            $label->draw($im,
                ($x1 + $this->offsetX) * $this->scale + $this->pushLabel[0],
                ($y1 + $this->offsetY) * $this->scale + $this->pushLabel[1],
                ($x2 + $this->offsetX) * $this->scale + $this->pushLabel[0],
                ($y2 + $this->offsetY) * $this->scale + $this->pushLabel[1]);
        }
    }

    /**
     * Draws 1 pixel on the resource at a specific position with a determined color.
     *
     * @param resource $im
     * @param int $x
     * @param int $y
     * @param int $color
     */
    protected function drawPixel($im, $x, $y, $color = self::COLOR_FG) {
        $xR = ($x + $this->offsetX) * $this->scale + $this->pushLabel[0];
        $yR = ($y + $this->offsetY) * $this->scale + $this->pushLabel[1];

        // We always draw a rectangle
        imagefilledrectangle($im,
            $xR,
            $yR,
            $xR + $this->scale - 1,
            $yR + $this->scale - 1,
            $this->getColor($im, $color));
    }

    /**
     * Draws an empty rectangle on the resource at a specific position with a determined color.
     *
     * @param resource $im
     * @param int $x1
     * @param int $y1
     * @param int $x2
     * @param int $y2
     * @param int $color
     */
    protected function drawRectangle($im, $x1, $y1, $x2, $y2, $color = self::COLOR_FG) {
        if ($this->scale === 1) {
            imagefilledrectangle($im,
                ($x1 + $this->offsetX) + $this->pushLabel[0],
                ($y1 + $this->offsetY) + $this->pushLabel[1],
                ($x2 + $this->offsetX) + $this->pushLabel[0],
                ($y2 + $this->offsetY) + $this->pushLabel[1],
                $this->getColor($im, $color));
        } else {
            imagefilledrectangle($im, ($x1 + $this->offsetX) * $this->scale + $this->pushLabel[0], ($y1 + $this->offsetY) * $this->scale + $this->pushLabel[1], ($x2 + $this->offsetX) * $this->scale + $this->pushLabel[0] + $this->scale - 1, ($y1 + $this->offsetY) * $this->scale + $this->pushLabel[1] + $this->scale - 1, $this->getColor($im, $color));
            imagefilledrectangle($im, ($x1 + $this->offsetX) * $this->scale + $this->pushLabel[0], ($y1 + $this->offsetY) * $this->scale + $this->pushLabel[1], ($x1 + $this->offsetX) * $this->scale + $this->pushLabel[0] + $this->scale - 1, ($y2 + $this->offsetY) * $this->scale + $this->pushLabel[1] + $this->scale - 1, $this->getColor($im, $color));
            imagefilledrectangle($im, ($x2 + $this->offsetX) * $this->scale + $this->pushLabel[0], ($y1 + $this->offsetY) * $this->scale + $this->pushLabel[1], ($x2 + $this->offsetX) * $this->scale + $this->pushLabel[0] + $this->scale - 1, ($y2 + $this->offsetY) * $this->scale + $this->pushLabel[1] + $this->scale - 1, $this->getColor($im, $color));
            imagefilledrectangle($im, ($x1 + $this->offsetX) * $this->scale + $this->pushLabel[0], ($y2 + $this->offsetY) * $this->scale + $this->pushLabel[1], ($x2 + $this->offsetX) * $this->scale + $this->pushLabel[0] + $this->scale - 1, ($y2 + $this->offsetY) * $this->scale + $this->pushLabel[1] + $this->scale - 1, $this->getColor($im, $color));
        }
    }

    /**
     * Draws a filled rectangle on the resource at a specific position with a determined color.
     *
     * @param resource $im
     * @param int $x1
     * @param int $y1
     * @param int $x2
     * @param int $y2
     * @param int $color
     */
    protected function drawFilledRectangle($im, $x1, $y1, $x2, $y2, $color = self::COLOR_FG) {
        if ($x1 > $x2) { // Swap
            $x1 ^= $x2 ^= $x1 ^= $x2;
        }

        if ($y1 > $y2) { // Swap
            $y1 ^= $y2 ^= $y1 ^= $y2;
        }

        imagefilledrectangle($im,
            ($x1 + $this->offsetX) * $this->scale + $this->pushLabel[0],
            ($y1 + $this->offsetY) * $this->scale + $this->pushLabel[1],
            ($x2 + $this->offsetX) * $this->scale + $this->pushLabel[0] + $this->scale - 1,
            ($y2 + $this->offsetY) * $this->scale + $this->pushLabel[1] + $this->scale - 1,
            $this->getColor($im, $color));
    }

    /**
     * Allocates the color based on the integer.
     *
     * @param resource $im
     * @param int $color
     * @return resource
     */
    protected function getColor($im, $color) {
        if ($color === self::COLOR_BG) {
            return $this->colorBg->allocate($im);
        } else {
            return $this->colorFg->allocate($im);
        }
    }

    /**
     * Returning the biggest label widths for LEFT/RIGHT and heights for TOP/BOTTOM.
     *
     * @param bool $reversed
     * @return BCGLabel[]
     */
    private function getBiggestLabels($reversed = false) {
        $searchLR = $reversed ? 1 : 0;
        $searchTB = $reversed ? 0 : 1;
    
        $labels = array();
        foreach ($this->labels as $label) {
            $position = $label->getPosition();
            if (isset($labels[$position])) {
                $savedDimension = $labels[$position]->getDimension();
                $dimension = $label->getDimension();
                if ($position === BCGLabel::POSITION_LEFT || $position === BCGLabel::POSITION_RIGHT) {
                    if ($dimension[$searchLR] > $savedDimension[$searchLR]) {
                        $labels[$position] = $label;
                    }
                } else {
                    if ($dimension[$searchTB] > $savedDimension[$searchTB]) {
                        $labels[$position] = $label;
                    }
                }
            } else {
                $labels[$position] = $label;
            }
        }

        return $labels;
    }
}
?>
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: BCGBarcode.php

File Content: `BCGBarcode.php`
