Create,Resize,Thumb, Shadow of your Images

class.shadow.php

Code:

<?php
class thumb
{
var $gdver=2;
var $errWidthImg=103;
var $errHeightImg=73;
var $saveDir;
var $saveImg;
var $saveOverwrite;
var $sourceDir;
var $imgDir;
var $errReturn=false;
var $cPercent=100;
var $fontSize=2;
var $bgRGBColor=array(255,255,225);
var $msgRGBColor=array(255,8,71);
var $shadowDir;
var $dropshadow=false;
var $shadowImg=array();
var $newx, $new_x, $newy, $new_y;

/*
** $msg: the message you would like to show in error image
** $offset: the space of left to right (higher to right and lower to left | 0 all left)
*/
function setErr($msg,$offset)
{
// if $this->saveImg set true, the return must be true if not the error image will show and you will not get a thumb.
if($this->saveImg) $this->errReturn=true;
else
{
$bgRGBColor=$this->bgRGBColor;
$msgRGBColor=$this->msgRGBColor;

$im = @imagecreate ($this->errWidthImg, $this->errHeightImg);
$bgColor = imagecolorallocate ($im, $bgRGBColor[0], $bgRGBColor[1], $bgRGBColor[2]);
$msgColor = imagecolorallocate ($im, $msgRGBColor[0], $msgRGBColor[1], $msgRGBColor[2]);
imagefilledrectangle ($im, 0, 0, 90, 70, $bgColor);
imagestring ($im, $this->fontSize, $offset, 28, $msg, $msgColor);
header ("Content-type: image/jpeg");
imagejpeg ($im,'',$this->cPercent);
imagedestroy ($im);
return false;
}
}

/*
** $this->gdver: the version of GD lib (1 | 2)
** $src: the path to your image source
** $desiredw: the width you would like to resize from image source
** $desiredh: the height you would like to resize from image source
*/
function resized($src,$desiredw,$desiredh,$shadow_color="FFFFFF")
{
if(!$desiredw||!$desiredh)
$this->setErr("WIDTH|HIGHT ERR",6);

$shadow_color=$this->toRGB($shadow_color);
$shadow_color=explode(",",$shadow_color);

$gdarr=array(1,2);
for($i=0;$i<count($gdarr);$i++)
{
if($this->gdver!=$gdarr[$i])
$test.="|";
}
$exp=explode("|",$test);

(count($exp)==3)?$this->setErr("GD VER NOT FOUND",5):"";

$size=@getimagesize($this->sourceDir.$src);

if (!$size)
{
$this->setErr("Image Error",20);
if($this->errReturn) return false;
}
else
{
(is_string($this->saveImg))?$this->setErr("VAR ERR",30):"";

((!$this->saveOverwrite)&&!isset($this->saveDir)&&$this->saveImg)?$this->setErr("VAR ERR",30):"";

if ($size[0]>=$size[1]*((float)($desiredw/$desiredh)))
{
$this->newy = round(($size[1] * (float)($desiredw/$size[0])),0);
$this->newx = $desiredw;
}
else
{
$this->newy = $desiredh;
$this->newx = round(($size[0] * (float)($desiredh/$size[1])),0);
}

$this->shadowImg=array(
'left'=>@imagecreatefrompng($this->shadowDir . "sim_left.png"),
'right'=>@imagecreatefrompng($this->shadowDir . "sim_right.png"),
'top'=>@imagecreatefrompng($this->shadowDir . "sim_top.png"),
'bottom'=>@imagecreatefrompng($this->shadowDir . "sim_bottom.png"),
'tlcorner'=>@imagecreatefrompng($this->shadowDir . "sim_tlcorner.png"),
'trcorner'=>@imagecreatefrompng($this->shadowDir . "sim_trcorner.png"),
'blcorner'=>@imagecreatefrompng($this->shadowDir . "sim_blcorner.png"),
'brcorner'=>@imagecreatefrompng($this->shadowDir . "sim_brcorner.png"),

);

$this->new_x = @imagesx($this->shadowImg['left']) + @imagesx($this->shadowImg['right']) + $this->newx;
$this->new_y = @imagesy($this->shadowImg['top']) + @imagesy($this->shadowImg['bottom']) + $this->newy;

($this->gdver==1)?$destimg = @imagecreate((!$this->dropshadow)?$this->newx:$this->new_x, (!$this->dropshadow)?$this->newy:$this->new_y) or $this->setErr("GD ERR",30):$destimg = @imagecreatetruecolor((!$this->dropshadow)?$this->newx:$this->new_x, (!$this->dropshadow)?$this->newy:$this->new_y ) or $this->setErr("GD2 ERR",30);

@imagefill($destimg,0,0,imagecolorallocate($destimg,$shadow_color[0],$shadow_color[1],$shadow_color[2]));

if($this->errReturn) return false;

if ($size[2]==1)
{
$sourceimg=imagecreatefromgif($this->sourceDir.$src);

$this->dropCreate($destimg,$sourceimg,$size[0],$size[1]);

if(!$this->saveImg)header("content-type: image/gif");

($this->saveImg)?imagegif($destimg,(($this->saveOverwrite)?$this->sourceDir.$src:$this->saveDir.$src),$this->cPercent):imagegif($destimg,'',$this->cPercent);

return true;
}
elseif ($size[2]==2)
{
$sourceimg=imagecreatefromjpeg($this->sourceDir.$src);

$this->dropCreate($destimg,$sourceimg,$size[0],$size[1]);

if(!$this->saveImg)header("content-type: image/jpeg");

($this->saveImg)?imagejpeg($destimg,(($this->saveOverwrite)?$this->sourceDir.$src:$this->saveDir.$src),$this->cPercent):imagejpeg($destimg,'',$this->cPercent);

return true;
}
elseif ($size[2]==3)
{
$sourceimg=imagecreatefrompng($this->sourceDir.$src);

$this->dropCreate($destimg,$sourceimg,$size[0],$size[1]);

if(!$this->saveImg)header("content-type: image/png");

($this->saveImg)?imagepng($destimg,(($this->saveOverwrite)?$this->sourceDir.$src:$this->saveDir.$src),$this->cPercent):imagepng($destimg,'',$this->cPercent);

return true;
}
else
$this->setErr("TYPE ERR",30);

}

imagedestroy($destimg);
imagedestroy($sourceimg);
}

function dropCreate($destimg,$sourceimg,$w,$h)
{
if(!$this->dropshadow)
{
@imagecopyresampled($destimg, $sourceimg, 0,0,0,0, $this->newx, $this->newy, $w, $h);
return true;
}

$funcResize=($this->gdver==2)?"imagecopyresampled":"imagecopyresized";

@$funcResize($destimg, $this->shadowImg['tlcorner'], 0, 0, 0, 0, @imagesx($this->shadowImg['tlcorner']), @imagesy($this->shadowImg['tlcorner']), @imagesx($this->shadowImg['tlcorner']), @imagesy($this->shadowImg['tlcorner']));

@$funcResize($destimg, $this->shadowImg['top'], @imagesx($this->shadowImg['left']), 0, 0, 0, $this->newx, @imagesy($this->shadowImg['top']), @imagesx($this->shadowImg['top']), @imagesy($this->shadowImg['top']));

@$funcResize($destimg, $this->shadowImg['trcorner'], ($this->new_x - @imagesx($this->shadowImg['right'])), 0,
0, 0, @imagesx($this->shadowImg['trcorner']), @imagesy($this->shadowImg['trcorner']), @imagesx($this->shadowImg['trcorner']), @imagesy($this->shadowImg['trcorner']));

@$funcResize($destimg, $this->shadowImg['left'], 0, @imagesy($this->shadowImg['top']), 0, 0,
@imagesx($this->shadowImg['left']), $this->newy, @imagesx($this->shadowImg['left']), @imagesy($this->shadowImg['left']));

@$funcResize($destimg, $this->shadowImg['right'], ($this->new_x - @imagesx($this->shadowImg['right'])), @imagesy($this->shadowImg['tlcorner']), 0, 0, @imagesx($this->shadowImg['right']), $this->newy, @imagesx($this->shadowImg['right']), @imagesy($this->shadowImg['right']));

@$funcResize($destimg, $this->shadowImg['blcorner'], 0, ($this->new_y - @imagesy($this->shadowImg['bottom'])),
0, 0, @imagesx($this->shadowImg['blcorner']), @imagesy($this->shadowImg['blcorner']), @imagesx($this->shadowImg['blcorner']), @imagesy($this->shadowImg['blcorner']));

@$funcResize($destimg, $this->shadowImg['bottom'], @imagesx($this->shadowImg['left']), ($this->new_y - @imagesy($this->shadowImg['bottom'])), 0, 0, $this->newx, @imagesy($this->shadowImg['bottom']), @imagesx($this->shadowImg['bottom']), @imagesy($this->shadowImg['bottom']));

@$funcResize($destimg, $this->shadowImg['brcorner'], ($this->new_x - @imagesx($this->shadowImg['right'])), ($this->new_y - @imagesy($this->shadowImg['bottom'])), 0, 0, @imagesx($this->shadowImg['brcorner']), @imagesy($this->shadowImg['brcorner']), @imagesx($this->shadowImg['brcorner']), @imagesy($this->shadowImg['brcorner']));

@$funcResize($destimg, $sourceimg, @imagesx($this->shadowImg['left']), @imagesy($this->shadowImg['top']),
0, 0, $this->newx, $this->newy, $w, $h);

}

function toRGB($hex)
{
$_1stHex=$hex[0].$hex[1];
$_2ndHex=$hex[2].$hex[3];
$_3rdHex=$hex[4].$hex[5];
$R=strtoupper(hexdec($_1stHex));
$G=strtoupper(hexdec($_2ndHex));
$B=strtoupper(hexdec($_3rdHex));
return $R.",".$G.",".$B;
}

}

?>

here is some example how to use it:
example.php

Code:

<?php

//--------------------------------------------Thumb class (Global)
include_once "class.shadow.php";
$thumb=new thumb;

$thumb->gdver=2;

// Shadow conf
$thumb->shadowDir="Images/Shadow/";
$thumb->dropshadow=true;
$thumb->sourceDir="Images/Uploaded/";
// true for save thumb image | false just resize image
$thumb->saveImg=true;
$thumb->resized($_GET[src],$_GET[w],$_GET[h],$_GET[hex]);
/*
Save from file

$thumb->dropshadow=true;

// the source directory of your image which you would like to resize
$thumb->sourceDir="/path/source/";
// true | false // true for save direct from source (overwrite) | false for save to the save directory
$thumb->saveOverwrite=false;

$thumb->saveDir="/path/save/";
// true for save thumb image | false just resize image
$thumb->saveImg=true;

// The file will get from $thumb->sourceDir
$thumb->resized('filename.jpg','width','height');
*/

/*
Thumb directly

<img src="thumb.php?src=filename.jpg&w=111&h=83&hex=FFFFFF">

in thumb.php file

include_once "class.thumb.php";
$thumb=new thumb;
// GD version
$thumb->gdver=2;

// Shadow conf
$thumb->shadowDir="/path/shadow/";
$thumb->dropshadow=true;

$thumb->sourceDir="/path/source/";

// true for save thumb image | false just resize image
$thumb->saveImg=false;

$thumb->resized($_GET[src],$_GET[width],$_GET[height],$_GET[hex]);

*/
?>

use any browser like IE or opera and use this link:
http://www.yourdomain.com/Path/to/Shadow/Example.php?src=filename.jpg&w=100&h=100&hex=FFFFFF

Save these images to folder name "images/shadow/":