一个漂亮的PHP验证码

字体大小: 中小 标准 ->行高大小: 标准

自己导入字体,可以按照自己的额需要随便修改。

 

 

<?php
	class Imagecode{
		private $width ;
		private $height;
		private $counts;
		private $distrubcode;
		private $fonturl;
		private $session;
		function __construct($width = 120,$height = 30,$counts = 5,$distrubcode="1235467890qwertyuipkjhgfdaszxcvbnm",$fonturl="C:\Windows\Fonts\TektonPro-BoldCond.otf"){
			$this->width=$width;
			$this->height=$height;
			$this->counts=$counts;
			$this->distrubcode=$distrubcode;
			$this->fonturl=$fonturl;
			$this->session=$this->sessioncode();
			session_start();
			

自己导入字体,可以按照自己的额需要随便修改。

 

 

___FCKpd___0
SESSION['code']=$this->session; } function imageout(){ $im=$this->createimagesource(); $this->setbackgroundcolor($im); $this->set_code($im); $this->setdistrubecode($im); ImageGIF($im); ImageDestroy($im); } private function createimagesource(){ return imagecreate($this->width,$this->height); } private function setbackgroundcolor($im){ $bgcolor = ImageColorAllocate($im, rand(200,255),rand(200,255),rand(200,255));//±³¾°ÑÕÉ« imagefill($im,0,0,$bgcolor); } private function setdistrubecode($im){ $count_h=$this->height; $cou=floor($count_h*2); for($i=0;$i<$cou;$i++){ $x=rand(0,$this->width); $y=rand(0,$this->height); $jiaodu=rand(0,360); $fontsize=rand(8,15); $fonturl=$this->fonturl; $originalcode = $this->distrubcode; $countdistrub = strlen($originalcode); $dscode = $originalcode[rand(0,$countdistrub-1)]; $color = ImageColorAllocate($im, rand(40,140),rand(40,140),rand(40,140)); imagettftext($im,$fontsize,$jiaodu,$x,$y,$color,$fonturl,$dscode); } } private function set_code($im){ $width=$this->width; $counts=$this->counts; $height=$this->height; $scode=$this->session; $y=floor($height/2)+floor($height/4); $fontsize=rand(30,35); $fonturl="C:\Windows\Fonts\AdobeGothicStd-Bold.otf";//$this->fonturl; $counts=$this->counts; for($i=0;$i<$counts;$i++){ $char=$scode[$i]; $x=floor($width/$counts)*$i+8; $jiaodu=rand(-20,30); $color = ImageColorAllocate($im,rand(0,50),rand(50,100),rand(100,140)); imagettftext($im,$fontsize,$jiaodu,$x,$y,$color,$fonturl,$char); } } private function sessioncode(){ $originalcode = $this->distrubcode; $countdistrub = strlen($originalcode);

自己导入字体,可以按照自己的额需要随便修改。

 

 

___FCKpd___0
dscode = ""; $counts=$this->counts; for($j=0;$j<$counts;$j++){ $dscode = $originalcode[rand(0,$countdistrub-1)];

自己导入字体,可以按照自己的额需要随便修改。

 

 

___FCKpd___0
dscode.=$dscode; } return

自己导入字体,可以按照自己的额需要随便修改。

 

 

___FCKpd___0
dscode; } } Header("Content-type: image/GIF"); $imagecode=new Imagecode(160,50); $imagecode->imageout();

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