/Examples/Rbac/Lib/ORG/Util/Image.class.php
PHP | 569 lines | 343 code | 30 blank | 196 comment | 86 complexity | 8847cd43b83af242013a9acc1f0c6db4 MD5 | raw file
Possible License(s): MPL-2.0-no-copyleft-exception
- <?php
-
- // +----------------------------------------------------------------------
- // | ThinkPHP [ WE CAN DO IT JUST THINK IT ]
- // +----------------------------------------------------------------------
- // | Copyright (c) 2009 http://thinkphp.cn All rights reserved.
- // +----------------------------------------------------------------------
- // | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
- // +----------------------------------------------------------------------
- // | Author: liu21st <liu21st@gmail.com>
- // +----------------------------------------------------------------------
- // $Id: Image.class.php 2601 2012-01-15 04:59:14Z liu21st $
-
- /**
- +------------------------------------------------------------------------------
- * ??????
- +------------------------------------------------------------------------------
- * @category ORG
- * @package ORG
- * @subpackage Util
- * @author liu21st <liu21st@gmail.com>
- * @version $Id: Image.class.php 2601 2012-01-15 04:59:14Z liu21st $
- +------------------------------------------------------------------------------
- */
- class Image {
-
- /**
- +----------------------------------------------------------
- * ??????
- *
- +----------------------------------------------------------
- * @static
- * @access public
- +----------------------------------------------------------
- * @param string $image ?????
- +----------------------------------------------------------
- * @return mixed
- +----------------------------------------------------------
- */
-
- static function getImageInfo($img) {
- $imageInfo = getimagesize($img);
- if ($imageInfo !== false) {
- $imageType = strtolower(substr(image_type_to_extension($imageInfo[2]), 1));
- $imageSize = filesize($img);
- $info = array(
- "width" => $imageInfo[0],
- "height" => $imageInfo[1],
- "type" => $imageType,
- "size" => $imageSize,
- "mime" => $imageInfo['mime']
- );
- return $info;
- } else {
- return false;
- }
- }
-
- /**
- +----------------------------------------------------------
- * ???????
- +----------------------------------------------------------
- * @static public
- +----------------------------------------------------------
- * @param string $source ????
- * @param string $water ????
- * @param string $$savename ?????????
- * @param string $alpha ??????
- +----------------------------------------------------------
- * @return string
- +----------------------------------------------------------
- * @throws ThinkExecption
- +----------------------------------------------------------
- */
- static public function water($source, $water, $savename=null, $alpha=80) {
- //????????
- if (!file_exists($source) || !file_exists($water))
- return false;
-
- //????
- $sInfo = self::getImageInfo($source);
- $wInfo = self::getImageInfo($water);
-
- //????????????????
- if ($sInfo["width"] < $wInfo["width"] || $sInfo['height'] < $wInfo['height'])
- return false;
-
- //????
- $sCreateFun = "imagecreatefrom" . $sInfo['type'];
- $sImage = $sCreateFun($source);
- $wCreateFun = "imagecreatefrom" . $wInfo['type'];
- $wImage = $wCreateFun($water);
-
- //?????????
- imagealphablending($wImage, true);
-
- //????,?????????
- $posY = $sInfo["height"] - $wInfo["height"];
- $posX = $sInfo["width"] - $wInfo["width"];
-
- //??????
- imagecopymerge($sImage, $wImage, $posX, $posY, 0, 0, $wInfo['width'], $wInfo['height'], $alpha);
-
- //????
- $ImageFun = 'Image' . $sInfo['type'];
- //???????????????????
- if (!$savename) {
- $savename = $source;
- @unlink($source);
- }
- //????
- $ImageFun($sImage, $savename);
- imagedestroy($sImage);
- }
-
- function showImg($imgFile, $text='', $x='10', $y='10', $alpha='50') {
- //????????
- //2007/6/26 ?????????$text??????????
- $info = Image::getImageInfo($imgFile);
- if ($info !== false) {
- $createFun = str_replace('/', 'createfrom', $info['mime']);
- $im = $createFun($imgFile);
- if ($im) {
- $ImageFun = str_replace('/', '', $info['mime']);
- //????
- if (!empty($text)) {
- $tc = imagecolorallocate($im, 0, 0, 0);
- if (is_file($text) && file_exists($text)) {//??$text???????
- // ??????
- $textInfo = Image::getImageInfo($text);
- $createFun2 = str_replace('/', 'createfrom', $textInfo['mime']);
- $waterMark = $createFun2($text);
- //$waterMark=imagecolorallocatealpha($text,255,255,0,50);
- $imgW = $info["width"];
- $imgH = $info["width"] * $textInfo["height"] / $textInfo["width"];
- //$y = ($info["height"]-$textInfo["height"])/2;
- //?????????????????????
- imagecopymerge($im, $waterMark, $x, $y, 0, 0, $textInfo['width'], $textInfo['height'], $alpha);
- } else {
- imagestring($im, 80, $x, $y, $text, $tc);
- }
- //ImageDestroy($tc);
- }
- //????
- if ($info['type'] == 'png' || $info['type'] == 'gif') {
- imagealphablending($im, FALSE); //?????????
- imagesavealpha($im, TRUE); //??????? alpha ????
- }
- Header("Content-type: " . $info['mime']);
- $ImageFun($im);
- @ImageDestroy($im);
- return;
- }
-
- //????
- $ImageFun($sImage, $savename);
- imagedestroy($sImage);
- //?????????????????PNG??
- $im = imagecreatetruecolor(80, 30);
- $bgc = imagecolorallocate($im, 255, 255, 255);
- $tc = imagecolorallocate($im, 0, 0, 0);
- imagefilledrectangle($im, 0, 0, 150, 30, $bgc);
- imagestring($im, 4, 5, 5, "no pic", $tc);
- Image::output($im);
- return;
- }
- }
-
- /**
- +----------------------------------------------------------
- * ?????
- +----------------------------------------------------------
- * @static
- * @access public
- +----------------------------------------------------------
- * @param string $image ??
- * @param string $type ????
- * @param string $thumbname ??????
- * @param string $maxWidth ??
- * @param string $maxHeight ??
- * @param string $position ???????
- * @param boolean $interlace ??????
- +----------------------------------------------------------
- * @return void
- +----------------------------------------------------------
- */
- static function thumb($image, $thumbname, $type='', $maxWidth=200, $maxHeight=50, $interlace=true) {
- // ??????
- $info = Image::getImageInfo($image);
- if ($info !== false) {
- $srcWidth = $info['width'];
- $srcHeight = $info['height'];
- $type = empty($type) ? $info['type'] : $type;
- $type = strtolower($type);
- $interlace = $interlace ? 1 : 0;
- unset($info);
- $scale = min($maxWidth / $srcWidth, $maxHeight / $srcHeight); // ??????
- if ($scale >= 1) {
- // ??????????
- $width = $srcWidth;
- $height = $srcHeight;
- } else {
- // ?????
- $width = (int) ($srcWidth * $scale);
- $height = (int) ($srcHeight * $scale);
- }
-
- // ????
- $createFun = 'ImageCreateFrom' . ($type == 'jpg' ? 'jpeg' : $type);
- $srcImg = $createFun($image);
-
- //?????
- if ($type != 'gif' && function_exists('imagecreatetruecolor'))
- $thumbImg = imagecreatetruecolor($width, $height);
- else
- $thumbImg = imagecreate($width, $height);
-
- // ????
- if (function_exists("ImageCopyResampled"))
- imagecopyresampled($thumbImg, $srcImg, 0, 0, 0, 0, $width, $height, $srcWidth, $srcHeight);
- else
- imagecopyresized($thumbImg, $srcImg, 0, 0, 0, 0, $width, $height, $srcWidth, $srcHeight);
- if ('gif' == $type || 'png' == $type) {
- //imagealphablending($thumbImg, false);//?????????
- //imagesavealpha($thumbImg,true);//??????? alpha ????
- $background_color = imagecolorallocate($thumbImg, 0, 255, 0); // ??????
- imagecolortransparent($thumbImg, $background_color); // ????????????????????
- }
-
- // ?jpeg????????
- if ('jpg' == $type || 'jpeg' == $type)
- imageinterlace($thumbImg, $interlace);
-
- //$gray=ImageColorAllocate($thumbImg,255,0,0);
- //ImageString($thumbImg,2,5,5,"ThinkPHP",$gray);
- // ????
- $imageFun = 'image' . ($type == 'jpg' ? 'jpeg' : $type);
- $imageFun($thumbImg, $thumbname);
- imagedestroy($thumbImg);
- imagedestroy($srcImg);
- return $thumbname;
- }
- return false;
- }
-
- /**
- +----------------------------------------------------------
- * ????????????
- +----------------------------------------------------------
- * @static
- * @access public
- +----------------------------------------------------------
- * @param string $string ???
- * @param string $size ???? width,height ?? array(width,height)
- * @param string $font ???? fontface,fontsize ?? array(fontface,fontsize)
- * @param string $type ???? ??PNG
- * @param integer $disturb ???? 1 ??? 2 ??? 3 ???? 0 ???
- * @param bool $border ????? array(color)
- +----------------------------------------------------------
- * @return string
- +----------------------------------------------------------
- */
- static function buildString($string, $rgb=array(), $filename='', $type='png', $disturb=1, $border=true) {
- if (is_string($size))
- $size = explode(',', $size);
- $width = $size[0];
- $height = $size[1];
- if (is_string($font))
- $font = explode(',', $font);
- $fontface = $font[0];
- $fontsize = $font[1];
- $length = strlen($string);
- $width = ($length * 9 + 10) > $width ? $length * 9 + 10 : $width;
- $height = 22;
- if ($type != 'gif' && function_exists('imagecreatetruecolor')) {
- $im = @imagecreatetruecolor($width, $height);
- } else {
- $im = @imagecreate($width, $height);
- }
- if (empty($rgb)) {
- $color = imagecolorallocate($im, 102, 104, 104);
- } else {
- $color = imagecolorallocate($im, $rgb[0], $rgb[1], $rgb[2]);
- }
- $backColor = imagecolorallocate($im, 255, 255, 255); //???????
- $borderColor = imagecolorallocate($im, 100, 100, 100); //???
- $pointColor = imagecolorallocate($im, mt_rand(0, 255), mt_rand(0, 255), mt_rand(0, 255)); //???
-
- @imagefilledrectangle($im, 0, 0, $width - 1, $height - 1, $backColor);
- @imagerectangle($im, 0, 0, $width - 1, $height - 1, $borderColor);
- @imagestring($im, 5, 5, 3, $string, $color);
- if (!empty($disturb)) {
- // ????
- if ($disturb = 1 || $disturb = 3) {
- for ($i = 0; $i < 25; $i++) {
- imagesetpixel($im, mt_rand(0, $width), mt_rand(0, $height), $pointColor);
- }
- } elseif ($disturb = 2 || $disturb = 3) {
- for ($i = 0; $i < 10; $i++) {
- imagearc($im, mt_rand(-10, $width), mt_rand(-10, $height), mt_rand(30, 300), mt_rand(20, 200), 55, 44, $pointColor);
- }
- }
- }
- Image::output($im, $type, $filename);
- }
-
- /**
- +----------------------------------------------------------
- * ???????
- +----------------------------------------------------------
- * @static
- * @access public
- +----------------------------------------------------------
- * @param string $length ??
- * @param string $mode ??
- * @param string $type ????
- * @param string $width ??
- * @param string $height ??
- +----------------------------------------------------------
- * @return string
- +----------------------------------------------------------
- */
- static function buildImageVerify($length=4, $mode=1, $type='png', $width=48, $height=22, $verifyName='verify') {
- import('@.ORG.Util.String');
- $randval = String::randString($length, $mode);
- $_SESSION[$verifyName] = md5($randval);
- $width = ($length * 10 + 10) > $width ? $length * 10 + 10 : $width;
- if ($type != 'gif' && function_exists('imagecreatetruecolor')) {
- $im = imagecreatetruecolor($width, $height);
- } else {
- $im = imagecreate($width, $height);
- }
- $r = Array(225, 255, 255, 223);
- $g = Array(225, 236, 237, 255);
- $b = Array(225, 236, 166, 125);
- $key = mt_rand(0, 3);
-
- $backColor = imagecolorallocate($im, $r[$key], $g[$key], $b[$key]); //???????
- $borderColor = imagecolorallocate($im, 100, 100, 100); //???
- imagefilledrectangle($im, 0, 0, $width - 1, $height - 1, $backColor);
- imagerectangle($im, 0, 0, $width - 1, $height - 1, $borderColor);
- $stringColor = imagecolorallocate($im, mt_rand(0, 200), mt_rand(0, 120), mt_rand(0, 120));
- // ??
- for ($i = 0; $i < 10; $i++) {
- imagearc($im, mt_rand(-10, $width), mt_rand(-10, $height), mt_rand(30, 300), mt_rand(20, 200), 55, 44, $stringColor);
- }
- for ($i = 0; $i < 25; $i++) {
- imagesetpixel($im, mt_rand(0, $width), mt_rand(0, $height), $stringColor);
- }
- for ($i = 0; $i < $length; $i++) {
- imagestring($im, 5, $i * 10 + 5, mt_rand(1, 8), $randval{$i}, $stringColor);
- }
- Image::output($im, $type);
- }
-
- // ?????
- static function GBVerify($length=4, $type='png', $width=180, $height=50, $fontface='simhei.ttf', $verifyName='verify') {
- import('ORG.Util.String');
- $code = String::randString($length, 4);
- $width = ($length * 45) > $width ? $length * 45 : $width;
- $_SESSION[$verifyName] = md5($code);
- $im = imagecreatetruecolor($width, $height);
- $borderColor = imagecolorallocate($im, 100, 100, 100); //???
- $bkcolor = imagecolorallocate($im, 250, 250, 250);
- imagefill($im, 0, 0, $bkcolor);
- @imagerectangle($im, 0, 0, $width - 1, $height - 1, $borderColor);
- // ??
- for ($i = 0; $i < 15; $i++) {
- $fontcolor = imagecolorallocate($im, mt_rand(0, 255), mt_rand(0, 255), mt_rand(0, 255));
- imagearc($im, mt_rand(-10, $width), mt_rand(-10, $height), mt_rand(30, 300), mt_rand(20, 200), 55, 44, $fontcolor);
- }
- for ($i = 0; $i < 255; $i++) {
- $fontcolor = imagecolorallocate($im, mt_rand(0, 255), mt_rand(0, 255), mt_rand(0, 255));
- imagesetpixel($im, mt_rand(0, $width), mt_rand(0, $height), $fontcolor);
- }
- if (!is_file($fontface)) {
- $fontface = dirname(__FILE__) . "/" . $fontface;
- }
- for ($i = 0; $i < $length; $i++) {
- $fontcolor = imagecolorallocate($im, mt_rand(0, 120), mt_rand(0, 120), mt_rand(0, 120)); //??????????????
- $codex = String::msubstr($code, $i, 1);
- imagettftext($im, mt_rand(16, 20), mt_rand(-60, 60), 40 * $i + 20, mt_rand(30, 35), $fontcolor, $fontface, $codex);
- }
- Image::output($im, $type);
- }
-
- /**
- +----------------------------------------------------------
- * ??????????
- +----------------------------------------------------------
- * @static
- * @access public
- +----------------------------------------------------------
- * @param string $image ??????
- * @param string $type ???????????
- +----------------------------------------------------------
- * @return string
- +----------------------------------------------------------
- */
- static function showASCIIImg($image, $string='', $type='') {
- $info = Image::getImageInfo($image);
- if ($info !== false) {
- $type = empty($type) ? $info['type'] : $type;
- unset($info);
- // ????
- $createFun = 'ImageCreateFrom' . ($type == 'jpg' ? 'jpeg' : $type);
- $im = $createFun($image);
- $dx = imagesx($im);
- $dy = imagesy($im);
- $i = 0;
- $out = '<span style="padding:0px;margin:0;line-height:100%;font-size:1px;">';
- set_time_limit(0);
- for ($y = 0; $y < $dy; $y++) {
- for ($x = 0; $x < $dx; $x++) {
- $col = imagecolorat($im, $x, $y);
- $rgb = imagecolorsforindex($im, $col);
- $str = empty($string) ? '*' : $string[$i++];
- $out .= sprintf('<span style="margin:0px;color:#%02x%02x%02x">' . $str . '</span>', $rgb['red'], $rgb['green'], $rgb['blue']);
- }
- $out .= "<br>\n";
- }
- $out .= '</span>';
- imagedestroy($im);
- return $out;
- }
- return false;
- }
-
- /**
- +----------------------------------------------------------
- * ?????????
- +----------------------------------------------------------
- * @static
- * @access public
- +----------------------------------------------------------
- * @param string $type ????
- * @param string $width ??
- * @param string $height ??
- +----------------------------------------------------------
- * @return string
- +----------------------------------------------------------
- */
- static function showAdvVerify($type='png', $width=180, $height=40, $verifyName='verifyCode') {
- $rand = range('a', 'z');
- shuffle($rand);
- $verifyCode = array_slice($rand, 0, 10);
- $letter = implode(" ", $verifyCode);
- $_SESSION[$verifyName] = $verifyCode;
- $im = imagecreate($width, $height);
- $r = array(225, 255, 255, 223);
- $g = array(225, 236, 237, 255);
- $b = array(225, 236, 166, 125);
- $key = mt_rand(0, 3);
- $backColor = imagecolorallocate($im, $r[$key], $g[$key], $b[$key]);
- $borderColor = imagecolorallocate($im, 100, 100, 100); //???
- imagefilledrectangle($im, 0, 0, $width - 1, $height - 1, $backColor);
- imagerectangle($im, 0, 0, $width - 1, $height - 1, $borderColor);
- $numberColor = imagecolorallocate($im, 255, rand(0, 100), rand(0, 100));
- $stringColor = imagecolorallocate($im, rand(0, 100), rand(0, 100), 255);
- // ????
- /*
- for($i=0;$i<10;$i++){
- $fontcolor=imagecolorallocate($im,mt_rand(0,255),mt_rand(0,255),mt_rand(0,255));
- imagearc($im,mt_rand(-10,$width),mt_rand(-10,$height),mt_rand(30,300),mt_rand(20,200),55,44,$fontcolor);
- }
- for($i=0;$i<255;$i++){
- $fontcolor=imagecolorallocate($im,mt_rand(0,255),mt_rand(0,255),mt_rand(0,255));
- imagesetpixel($im,mt_rand(0,$width),mt_rand(0,$height),$fontcolor);
- } */
- imagestring($im, 5, 5, 1, "0 1 2 3 4 5 6 7 8 9", $numberColor);
- imagestring($im, 5, 5, 20, $letter, $stringColor);
- Image::output($im, $type);
- }
-
- /**
- +----------------------------------------------------------
- * ??UPC-A???
- +----------------------------------------------------------
- * @static
- +----------------------------------------------------------
- * @param string $type ????
- * @param string $type ????
- * @param string $lw ????
- * @param string $hi ????
- +----------------------------------------------------------
- * @return string
- +----------------------------------------------------------
- */
- static function UPCA($code, $type='png', $lw=2, $hi=100) {
- static $Lencode = array('0001101', '0011001', '0010011', '0111101', '0100011',
- '0110001', '0101111', '0111011', '0110111', '0001011');
- static $Rencode = array('1110010', '1100110', '1101100', '1000010', '1011100',
- '1001110', '1010000', '1000100', '1001000', '1110100');
- $ends = '101';
- $center = '01010';
- /* UPC-A Must be 11 digits, we compute the checksum. */
- if (strlen($code) != 11) {
- die("UPC-A Must be 11 digits.");
- }
- /* Compute the EAN-13 Checksum digit */
- $ncode = '0' . $code;
- $even = 0;
- $odd = 0;
- for ($x = 0; $x < 12; $x++) {
- if ($x % 2) {
- $odd += $ncode[$x];
- } else {
- $even += $ncode[$x];
- }
- }
- $code.= ( 10 - (($odd * 3 + $even) % 10)) % 10;
- /* Create the bar encoding using a binary string */
- $bars = $ends;
- $bars.=$Lencode[$code[0]];
- for ($x = 1; $x < 6; $x++) {
- $bars.=$Lencode[$code[$x]];
- }
- $bars.=$center;
- for ($x = 6; $x < 12; $x++) {
- $bars.=$Rencode[$code[$x]];
- }
- $bars.=$ends;
- /* Generate the Barcode Image */
- if ($type != 'gif' && function_exists('imagecreatetruecolor')) {
- $im = imagecreatetruecolor($lw * 95 + 30, $hi + 30);
- } else {
- $im = imagecreate($lw * 95 + 30, $hi + 30);
- }
- $fg = ImageColorAllocate($im, 0, 0, 0);
- $bg = ImageColorAllocate($im, 255, 255, 255);
- ImageFilledRectangle($im, 0, 0, $lw * 95 + 30, $hi + 30, $bg);
- $shift = 10;
- for ($x = 0; $x < strlen($bars); $x++) {
- if (($x < 10) || ($x >= 45 && $x < 50) || ($x >= 85)) {
- $sh = 10;
- } else {
- $sh = 0;
- }
- if ($bars[$x] == '1') {
- $color = $fg;
- } else {
- $color = $bg;
- }
- ImageFilledRectangle($im, ($x * $lw) + 15, 5, ($x + 1) * $lw + 14, $hi + 5 + $sh, $color);
- }
- /* Add the Human Readable Label */
- ImageString($im, 4, 5, $hi - 5, $code[0], $fg);
- for ($x = 0; $x < 5; $x++) {
- ImageString($im, 5, $lw * (13 + $x * 6) + 15, $hi + 5, $code[$x + 1], $fg);
- ImageString($im, 5, $lw * (53 + $x * 6) + 15, $hi + 5, $code[$x + 6], $fg);
- }
- ImageString($im, 4, $lw * 95 + 17, $hi - 5, $code[11], $fg);
- /* Output the Header and Content. */
- Image::output($im, $type);
- }
-
- static function output($im, $type='png', $filename='') {
- ob_clean(); //????'????????????'???
- header("Content-type: image/" . $type);
- $ImageFun = 'image' . $type;
- if (empty($filename)) {
- $ImageFun($im);
- } else {
- $ImageFun($im, $filename);
- }
- imagedestroy($im);
- }
-
- }