First Commit

include/barcode/postnet.barcode.php

@@ -0,0 +1,139 @@
+<?php
+if(!defined('IN_CB'))die('You are not allowed to access to this page.');
+
+/**
+ * postnet.php
+ *--------------------------------------------------------------------
+ *
+ * Sub-Class - PostNet
+ *
+ * ################ NOT TESTED ################
+ *
+ *--------------------------------------------------------------------
+ * Revision History
+ * V1.00	17 jun	2004	Jean-Sebastien Goupil
+ *--------------------------------------------------------------------
+ * Copyright (C) Jean-Sebastien Goupil
+ * http://other.lookstrike.com/barcode/
+ */
+class postnet extends BarCode {
+	protected $keys = array(), $code = array();
+	private $starting, $ending;
+	protected $text;
+	protected $textfont;
+
+	/**
+	 * Constructor
+	 *
+	 * @param int $maxHeight
+	 * @param FColor $color1
+	 * @param FColor $color2
+	 * @param int $res
+	 * @param string $text
+	 * @param int $textfont
+	 */
+	public function __construct($maxHeight,FColor $color1,FColor $color2,$res,$text,$textfont) {
+		BarCode::__construct($maxHeight,$color1,$color2,$res);
+		$this->keys = array('0','1','2','3','4','5','6','7','8','9');
+		$this->code = array(
+			'11000',	/* 0 */
+			'00011',	/* 1 */
+			'00101',	/* 2 */
+			'00110',	/* 3 */
+			'01001',	/* 4 */
+			'01010',	/* 5 */
+			'01100',	/* 6 */
+			'10001',	/* 7 */
+			'10010',	/* 8 */
+			'10100'		/* 9 */
+		);
+		$this->setText($text);
+		$this->textfont = $textfont;
+	}
+
+	/**
+	 * Saves Text
+	 *
+	 * @param string $text
+	 */
+	public function setText($text){
+		$this->text = $text;
+	}
+
+	/**
+	 * Draws the barcode
+	 *
+	 * @param ressource $im
+	 */
+	public function draw($im) {
+		$error_stop = false;
+
+		// Checking if all chars are allowed
+		for($i=0;$i<strlen($this->text);$i++) {
+			if(!is_int(array_search($this->text[$i],$this->keys))) {
+				$this->DrawError($im,'Char \''.$this->text[$i].'\' not allowed.');
+				$error_stop = true;
+			}
+		}
+		if($error_stop == false) {
+			// Must contains 5, 9 or 11 chars
+			if(strlen($this->text) != 5 && strlen($this->text) != 9 && strlen($this->text) != 11) {
+				$this->DrawError($im,'Must contains 5, 9 or 11 chars.');
+				$error_stop = true;
+			}
+			if($error_stop == false) {
+				// Checksum
+				$checksum = 0;
+				for($i=0;$i<strlen($this->text);$i++)
+					$checksum += intval($this->text[$i]);
+				$checksum = 10-($checksum % 10);
+				
+				// Starting Code
+				$this->DrawChar($im,'1',0);
+				// Code
+				for($i=0;$i<strlen($this->text);$i++)
+					$this->DrawChar($im,$this->findCode($this->text[$i]),0);
+				// Checksum
+				$this->DrawChar($im,$this->findCode($checksum),0);
+				//Ending Code
+				$this->DrawChar($im,'1',1);
+				$this->lastX = $this->positionX;
+				$this->lastY = $this->maxHeight;
+				$this->DrawText($im);
+			}
+		}
+	}
+
+	/**
+	 * Overloaded method for drawing special barcode
+	 *
+	 * @param ressource $im
+	 * @param string $code
+	 * @param int $last
+	 */
+	protected function DrawChar($im,$code,$last=0) {
+		$first_posY = $this->positionY;
+		$bar_color = (is_null($this->color1))?NULL:$this->color1->allocate($im);
+		if(!is_null($bar_color)){
+			for($i=0;$i<strlen($code);$i++){
+				if($code[$i] == '0') {
+					$this->positionY = ($first_posY+$this->maxHeight)/2;
+					$height = $this->positionY+($first_posY+$this->maxHeight)/2;
+				}
+				else {
+					$this->positionY = $first_posY;
+					$height = $first_posY+$this->maxHeight;
+				}
+
+				for($j=0;$j<$this->res;$j++) 
+					for($z=0;$z<$this->res;$z++)
+						imageline($im,$this->positionX+$j+$z,$this->positionY,$this->positionX+$j+$z,$height,$bar_color);
+
+				for($j=0;$j<(2*$this->res);$j++)
+					$this->nextX();
+			}
+			$this->positionY = $first_posY;
+		}
+	}
+};
+?>