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php 图片水印类_php

php 搞代码 3年前 (2018-06-21) 61次浏览 已收录 0个评论
 <?php class ThumbHandler {         var $dst_img; // 目标文件         var $h_src; // 图片资源句柄         var $h_dst; // 新图句柄         var $h_mask; // 水印句柄         var $img_create_quality = 100; // 图片生成质量         var $img_display_quality = 80; // 图片显示质量,默认为75         var $img_scale = 0; // 图片缩放比例         var $src_w = 0; // 原图宽度         var $src_h = 0; // 原图高度         var $dst_w = 0; // 新图总宽度         var $dst_h = 0; // 新图总高度         var $fill_w; // 填充图形宽         var $fill_h; // 填充图形高         var $copy_w; // 拷贝图形宽         var $copy_h; // 拷贝图形高         var $src_x = 0; // 原图绘制起始横坐标         var $src_y = 0; // 原图绘制起始纵坐标         var $start_x; // 新图绘制起始横坐标         var $start_y; // 新图绘制起始纵坐标         var $mask_word; // 水印文字         var $mask_img; // 水印图片         var $mask_pos_x = 0; // 水印横坐标         var $mask_pos_y = 0; // 水印纵坐标         var $mask_offset_x = 5; // 水印横向偏移         var $mask_offset_y = 5; // 水印纵向偏移         var $font_w; // 水印字体宽         var $font_h; // 水印字体高         var $mask_w; // 水印宽         var $mask_h; // 水印高         var $mask_font_color = "#ffffff"; // 水印文字颜色         var $mask_font = 2; // 水印字体         var $font_size; // 尺寸         var $mask_position = 0; // 水印位置         var $mask_img_pct = 50; // 图片合并程度,值越大,合并程序越低         var $mask_txt_pct = 50; // 文字合并程度,值越小,合并程序越低         var $img_border_size = 0; // 图片边框尺寸         var $img_border_color; // 图片边框颜色         var $_flip_x = 0; // 水平翻转次数         var $_flip_y = 0; // 垂直翻转次数                  var $cut_type = 0; // 剪切类型                  var $img_type; // 文件类型                  // 文件类型定义,并指出了输出图片的函数         var $all_type = array ("jpg" => array ("output" => "imagejpeg" ), "gif" => array ("output" => "imagegif" ), "png" => array ("output" => "imagepng" ), "wbmp" => array ("output" => "image2wbmp" ), "jpeg" => array ("output" => "imagejpeg" ) );                  /**          * 构造函数          */         function ThumbHandler() {                 $this->mask_font_color = "#ffffff";                 $this->font = 2;                 $this->font_size = 12;         }                  /**          * 取得图片的宽          */         function getImgWidth($src) {                 return imagesx ( $src );         }                  /**          * 取得图片的高          */         function getImgHeight($src) {                 return imagesy ( $src );         }                  /**          * 设置图片生成路径          *          * @param    string    $src_img   图片生成路径          */         function setSrcImg($src_img, $img_type = null) {                 echo $img_type;                 if (! file_exists ( $src_img )) {                         die ( "图片不存在" );                 }                                  if (! empty ( $img_type )) {                         $this->img_type = $img_type;                 } else {                         $this->img_type = $this->_getImgType ( $src_img );                 }                                  $this->_checkValid ( $this->img_type );                                  // file_get_contents函数要求php版本>4.3.0                 $src = '';                 if (function_exists ( "file_get_contents" )) {                         $src = file_get_contents ( $src_img );                 } else {                         $handle = fopen ( $src_img, "r" );                         while ( ! feof ( $handle ) ) {                                 $src .= fgets ( $fd, 4096 );                         }                         fclose ( $handle );                 }                 if (empty ( $src )) {                         die ( "图片源为空" );                 }                 $this->h_src = @ImageCreateFromString ( $src );                 $this->src_w = $this->getImgWidth ( $this->h_src );                 $this->src_h = $this->getImgHeight ( $this->h_src );         }                  /**          * 设置图片生成路径          *          * @param    string    $dst_img   图片生成路径          */         function setDstImg($dst_img) {                 $arr = explode ( '/', $dst_img );                 $last = array_pop ( $arr );                 $path = implode ( '/', $arr );                 $this->_mkdirs ( $path );                 $this->dst_img = $dst_img;         }                  /**          * 设置图片的显示质量          *          * @param    string      $n    质量          */         function setImgDisplayQuality($n) {                 $this->img_display_quality = ( int ) $n;         }                  /**          * 设置图片的生成质量          *          * @param    string      $n    质量          */         function setImgCreateQuality($n) {                 $this->img_create_quality = ( int ) $n;         }                  /**          * 设置文字水印          *          * @param    string     $word    水印文字          * @param    integer    $font    水印字体          * @param    string     $color   水印字体颜色          */         function setMaskWord($word) {                 $this->mask_word .= $word;         }                  /**          * 设置字体颜色          *          * @param    string     $color    字体颜色          */         function setMaskFontColor($color = "#ffffff") {                 $this->mask_font_color = $color;         }                  /**          * 设置水印字体          *          * @param    stringinteger    $font    字体          */         function setMaskFont($font = 2) {                 if (! is_numeric ( $font ) && ! file_exists ( $font )) {                         die ( "字体文件不存在" );                 }                 $this->font = $font;         }                  /**          * 设置文字字体大小,仅对truetype字体有效          */         function setMaskFontSize($size = "12") {                 $this->font_size = $size;         }                  /**          * 设置图片水印          *          * @param    string    $img     水印图片源          */         function setMaskImg($img) {                 $this->mask_img = $img;         }                  /**          * 设置水印横向偏移          *          * @param    integer     $x    横向偏移量          */         function setMaskOffsetX($x) {                 $this->mask_offset_x = ( int ) $x;         }                  /**          * 设置水印纵向偏移          *          * @param    integer     $y    纵向偏移量          */         function setMaskOffsetY($y) {                 $this->mask_offset_y = ( int ) $y;         }                  /**          * 指定水印位置          *          * @param    integer     $position    位置,1:左上,2:左下,3:右上,0/4:右下          */         function setMaskPosition($position = 0) {                 $this->mask_position = ( int ) $position;         }                  /**          * 设置图片合并程度          *          * @param    integer     $n    合并程度          */         function setMaskImgPct($n) {                 $this->mask_img_pct = ( int ) $n;         }                  /**          * 设置文字合并程度          *          * @param    integer     $n    合并程度          */         function setMaskTxtPct($n) {                 $this->mask_txt_pct = ( int ) $n;         }                  /**          * 设置缩略图边框          *          * @param    (类型)     (参数名)    (描述)          */         function setDstImgBorder($size = 1, $color = "#000000") {                 $this->img_border_size = ( int ) $size;                 $this->img_border_color = $color;         }                  /**          * 水平翻转          */         function flipH() {                 $this->_flip_x ++;         }                  /**          * 垂直翻转          */         function flipV() {                 $this->_flip_y ++;         }                  /**          * 设置剪切类型          *          * @param    (类型)     (参数名)    (描述)          */         function setCutType($type) {                 $this->cut_type = ( int ) $type;         }                  /**          * 设置图片剪切          *          * @param    integer     $width    矩形剪切          */         function setRectangleCut($width, $height) {                 $this->fill_w = ( int ) $width;                 $this->fill_h = ( int ) $height;         }                  /**          * 设置源图剪切起始坐标点          *          * @param    (类型)     (参数名)    (描述)          */         function setSrcCutPosition($x, $y) {                 $this->src_x = ( int ) $x;                 $this->src_y = ( int ) $y;         }                  /**          * 创建图片,主函数          * @param    integer    $a     当缺少第二个参数时,此参数将用作百分比,          *                             否则作为宽度值          * @param    integer    $b     图片缩放后的高度          */         function createImg($a, $b = null) {                 $num = func_num_args ();                 if (1 == $num) {                         $r = ( int ) $a;                         if ($r < 1) {                                 die ( "图片缩放比例不得小于1" );                         }                         $this->img_scale = $r;                         $this->_setNewImgSize ( $r );                 }                                  if (2 == $num) {                         $w = ( int ) $a;                         $h = ( int ) $b;                         if (0 == $w) {                                 die ( "目标宽度不能为0" );                         }                         if (0 == $h) {                                 die ( "目标高度不能为0" );                         }                         $this->_setNewImgSize ( $w, $h );                 }                                  if ($this->_flip_x % 2 != 0) {                         $this->_flipH ( $this->h_src );                 }                                  if ($this->_flip_y % 2 != 0) {                         $this->_flipV ( $this->h_src );                 }                 $this->_createMask ();                 $this->_output ();                                  // 释放                 if (imagedestroy ( $this->h_src ) && imagedestroy ( $this->h_dst )) {                         Return true;                 } else {                         Return false;                 }         }                  /**          * 生成水印,调用了生成水印文字和水印图片两个方法          */         function _createMask() {                 if ($this->mask_word) {                         // 获取字体信息                         $this->_setFontInfo ();                                                  if ($this->_isFull ()) {                                 die ( "水印文字过大" );                         } else {                                 $this->h_dst = imagecreatetruecolor ( $this->dst_w, $this->dst_h );                                 $white = ImageColorAllocate ( $this->h_dst, 255, 255, 255 );                                 imagefilledrectangle ( $this->h_dst, 0, 0, $this->dst_w, $this->dst_h, $white ); // 填充背景色                                 $this->_drawBorder ();                                 imagecopyresampled ( $this->h_dst, $this->h_src, $this->start_x, $this->start_y, $this->src_x, $this->src_y, $this->fill_w, $this->fill_h, $this->copy_w, $this->copy_h );                                 $this->_createMaskWord ( $this->h_dst );                         }                 }                                  if ($this->mask_img) {                         $this->_loadMaskImg (); //加载时,取得宽高                                                  if ($this->_isFull ()) {                                 // 将水印生成在原图上再拷                                 $this->_createMaskImg ( $this->h_src );                                 $this->h_dst = imagecreatetruecolor ( $this->dst_w, $this->dst_h );                                 $white = ImageColorAllocate ( $this->h_dst, 255, 255, 255 );                                 imagefilledrectangle ( $this->h_dst, 0, 0, $this->dst_w, $this->dst_h, $white ); // 填充背景色                                 $this->_drawBorder ();                                 imagecopyresampled ( $this->h_dst, $this->h_src, $this->start_x, $this->start_y, $this->src_x, $this->src_y, $this->fill_w, $this->start_y, $this->copy_w, $this->copy_h );                         } else {                                 // 创建新图并拷贝                                 $this->h_dst = imagecreatetruecolor ( $this->dst_w, $this->dst_h );                                 $white = ImageColorAllocate ( $this->h_dst, 255, 255, 255 );                                 imagefilledrectangle ( $this->h_dst, 0, 0, $this->dst_w, $this->dst_h, $white ); // 填充背景色                                 $this->_drawBorder ();                                 imagecopyresampled ( $this->h_dst, $this->h_src, $this->start_x, $this->start_y, $this->src_x, $this->src_y, $this->fill_w, $this->fill_h, $this->copy_w, $this->copy_h );                                 $this->_createMaskImg ( $this->h_dst );                         }                 }                                  if (empty ( $this->mask_word ) && empty ( $this->mask_img )) {                         $this->h_dst = imagecreatetruecolor ( $this->dst_w, $this->dst_h );                         $white = ImageColorAllocate ( $this->h_dst, 255, 255, 255 );                         imagefilledrectangle ( $this->h_dst, 0, 0, $this->dst_w, $this->dst_h, $white ); // 填充背景色                         $this->_drawBorder ();                                                  imagecopyresampled ( $this->h_dst, $this->h_src, $this->start_x, $this->start_y, $this->src_x, $this->src_y, $this->fill_w, $this->fill_h, $this->copy_w, $this->copy_h );                 }         }                  /**          * 画边框          */         function _drawBorder() {                 if (! empty ( $this->img_border_size )) {                         $c = $this->_parseColor ( $this->img_border_color );                         $color = ImageColorAllocate ( $this->h_src, $c [0], $c [1], $c [2] );                         imagefilledrectangle ( $this->h_dst, 0, 0, $this->dst_w, $this->dst_h, $color ); // 填充背景色                 }         }                  /**          * 生成水印文字          */         function _createMaskWord($src) {                 $this->_countMaskPos ();                 $this->_checkMaskValid ();                                  $c = $this->_parseColor ( $this->mask_font_color );                 $color = imagecolorallocatealpha ( $src, $c [0], $c [1], $c [2], $this->mask_txt_pct );                                  if (is_numeric ( $this->font )) {                         imagestring ( $src, $this->font, $this->mask_pos_x, $this->mask_pos_y, $this->mask_word, $color );                 } else {                         imagettftext ( $src, $this->font_size, 0, $this->mask_pos_x, $this->mask_pos_y, $color, $this->font, $this->mask_word );                 }         }                  /**          * 生成水印图          */         function _createMaskImg($src) {                 $this->_countMaskPos ();                 $this->_checkMaskValid ();                 imagecopymerge ( $src, $this->h_mask, $this->mask_pos_x, $this->mask_pos_y, 0, 0, $this->mask_w, $this->mask_h, $this->mask_img_pct );                                  imagedestroy ( $this->h_mask );         }                  /**          * 加载水印图          */         function _loadMaskImg() {                 $mask_type = $this->_getImgType ( $this->mask_img );                 $this->_checkValid ( $mask_type );                                  // file_get_contents函数要求php版本>4.3.0                 $src = '';                 if (function_exists ( "file_get_contents" )) {                         $src = file_get_contents ( $this->mask_img );                 } else {                         $handle = fopen ( $this->mask_img, "r" );                         while ( ! feof ( $handle ) ) {                                 $src .= fgets ( $fd, 4096 );                         }                         fclose ( $handle );                 }                 if (empty ( $this->mask_img )) {                         die ( "水印图片为空" );                 }                 $this->h_mask = ImageCreateFromString ( $src );                 $this->mask_w = $this->getImgWidth ( $this->h_mask );                 $this->mask_h = $this->getImgHeight ( $this->h_mask );         }                  /**          * 图片输出          */         function _output() {                 $img_type = $this->img_type;                 $func_name = $this->all_type [$img_type] ['output'];                 if (function_exists ( $func_name )) {                         // 判断浏览器,若是IE就不发送头                         if (isset ( $_SERVER ['HTTP_USER_AGENT'] )) {                                 $ua = strtoupper ( $_SERVER ['HTTP_USER_AGENT'] );                                 if (! preg_match ( '/^.*MSIE.*/)$/i', $ua )) {                                         header ( "Content-type:$img_type" );                                 }                         }                         $func_name ( $this->h_dst, $this->dst_img, $this->img_display_quality );                 } else {                         Return false;                 }         }                  /**          * 分析颜色          *          * @param    string     $color    十六进制颜色          */         function _parseColor($color) {                 $arr = array ();                 for($ii = 1; $ii < strlen ( $color ); $ii ++) {                         $arr [] = hexdec ( substr ( $color, $ii, 2 ) );                         $ii ++;                 }                                  Return $arr;         }                  /**          * 计算出位置坐标          */         function _countMaskPos() {                 if ($this->_isFull ()) {                         switch ($this->mask_position) {                                 case 1 :                                         // 左上                                         $this->mask_pos_x = $this->mask_offset_x + $this->img_border_size;                                         $this->mask_pos_y = $this->mask_offset_y + $this->img_border_size;                                         break;                                                                  case 2 :                                         // 左下                                         $this->mask_pos_x = $this->mask_offset_x + $this->img_border_size;                                         $this->mask_pos_y = $this->src_h - $this->mask_h - $this->mask_offset_y;                                         break;                                                                  case 3 :                                         // 右上                                         $this->mask_pos_x = $this->src_w - $this->mask_w - $this->mask_offset_x;                                         $this->mask_pos_y = $this->mask_offset_y + $this->img_border_size;                                         break;                                                                  case 4 :                                         // 右下                                         $this->mask_pos_x = $this->src_w - $this->mask_w - $this->mask_offset_x;                                         $this->mask_pos_y = $this->src_h - $this->mask_h - $this->mask_offset_y;                                         break;                                                                  default :                                         // 默认将水印放到右下,偏移指定像素                                         $this->mask_pos_x = $this->src_w - $this->mask_w - $this->mask_offset_x;                                         $this->mask_pos_y = $this->src_h - $this->mask_h - $this->mask_offset_y;                                         break;                         }                 } else {                         switch ($this->mask_position) {                                 case 1 :                                         // 左上                                         $this->mask_pos_x = $this->mask_offset_x + $this->img_border_size;                                         $this->mask_pos_y = $this->mask_offset_y + $this->img_border_size;                                         break;                                                                  case 2 :                                         // 左下                                         $this->mask_pos_x = $this->mask_offset_x + $this->img_border_size;                                         $this->mask_pos_y = $this->dst_h - $this->mask_h - $this->mask_offset_y - $this->img_border_size;                                         break;                                                                  case 3 :                                         // 右上                                         $this->mask_pos_x = $this->dst_w - $this->mask_w - $this->mask_offset_x - $this->img_border_size;                                         $this->mask_pos_y = $this->mask_offset_y + $this->img_border_size;                                         break;                                                                  case 4 :                                         // 右下                                         $this->mask_pos_x = $this->dst_w - $this->mask_w - $this->mask_offset_x - $this->img_border_size;                                         $this->mask_pos_y = $this->dst_h - $this->mask_h - $this->mask_offset_y - $this->img_border_size;                                         break;                                                                  default :                                         // 默认将水印放到右下,偏移指定像素                                         $this->mask_pos_x = $this->dst_w - $this->mask_w - $this->mask_offset_x - $this->img_border_size;                                         $this->mask_pos_y = $this->dst_h - $this->mask_h - $this->mask_offset_y - $this->img_border_size;                                         break;                         }                 }         }                  /**          * 设置字体信息          */         function _setFontInfo() {                 if (is_numeric ( $this->font )) {                         $this->font_w = imagefontwidth ( $this->font );                         $this->font_h = imagefontheight ( $this->font );                                                  // 计算水印字体所占宽高                         $word_length = strlen ( $this->mask_word );                         $this->mask_w = $this->font_w * $word_length;                         $this->mask_h = $this->font_h;                 } else {                         $arr = imagettfbbox ( $this->font_size, 0, $this->font, $this->mask_word );                         $this->mask_w = abs ( $arr [0] - $arr [2] );                         $this->mask_h = abs ( $arr [7] - $arr [1] );                 }         }                  /**          * 设置新图尺寸          *          * @param    integer     $img_w   目标宽度          * @param    integer     $img_h   目标高度          */         function _setNewImgSize($img_w, $img_h = null) {                 $num = func_num_args ();                 if (1 == $num) {                         $this->img_scale = $img_w; // 宽度作为比例                         $this->fill_w = round ( $this->src_w * $this->img_scale / 100 ) - $this->img_border_size * 2;                         $this->fill_h = round ( $this->src_h * $this->img_scale / 100 ) - $this->img_border_size * 2;                                                  // 源文件起始坐标                         $this->src_x = 0;                         $this->src_y = 0;                         $this->copy_w = $this->src_w;                         $this->copy_h = $this->src_h;                                                  // 目标尺寸                         $this->dst_w = $this->fill_w + $this->img_border_size * 2;                         $this->dst_h = $this->fill_h + $this->img_border_size * 2;                 }                                  if (2 == $num) {                         $fill_w = ( int ) $img_w - $this->img_border_size * 2;                         $fill_h = ( int ) $img_h - $this->img_border_size * 2;                         if ($fill_w < 0  $fill_h < 0) {                                 die ( "图片边框过大,已超过了图片的宽度" );                         }                         $rate_w = $this->src_w / $fill_w;                         $rate_h = $this->src_h / $fill_h;                                                  switch ($this->cut_type) {                                 case 0 :                                         // 如果原图大于缩略图,产生缩小,否则不缩小                                         if ($rate_w < 1 && $rate_h < 1) {                                                 $this->fill_w = ( int ) $this->src_w;                                                 $this->fill_h = ( int ) $this->src_h;                                         } else {                                                 if ($rate_w >= $rate_h) {                                                         $this->fill_w = ( int ) $fill_w;                                                         $this->fill_h = round ( $this->src_h / $rate_w );                                                 } else {                                                         $this->fill_w = round ( $this->src_w / $rate_h );                                                         $this->fill_h = ( int ) $fill_h;                                                 }                                         }                                                                                  $this->src_x = 0;                                         $this->src_y = 0;                                                                                  $this->copy_w = $this->src_w;                                         $this->copy_h = $this->src_h;                                                                                  // 目标尺寸                                         $this->dst_w = $this->fill_w + $this->img_border_size * 2;                                         $this->dst_h = $this->fill_h + $this->img_border_size * 2;                                         break;                                                                  // 自动裁切                                 case 1 :                                         // 如果图片是缩小剪切才进行操作                                         if ($rate_w >= 1 && $rate_h >= 1) {                                                 if ($this->src_w > $this->src_h) {                                                         $src_x = round ( $this->src_w - $this->src_h ) / 2;                                                         $this->setSrcCutPosition ( $src_x, 0 );                                                         $this->setRectangleCut ( $fill_h, $fill_h );                                                                                                                  $this->copy_w = $this->src_h;                                                         $this->copy_h = $this->src_h;                                                                                                  } elseif ($this->src_w < $this->src_h) {                                                         $src_y = round ( $this->src_h - $this->src_w ) / 2;                                                         $this->setSrcCutPosition ( 0, $src_y );                                                         $this->setRectangleCut ( $fill_w, $fill_h );                                                                                                                  $this->copy_w = $this->src_w;                                                         $this->copy_h = $this->src_w;                                                 } else {                                                         $this->setSrcCutPosition ( 0, 0 );                                                         $this->copy_w = $this->src_w;                                                         $this->copy_h = $this->src_w;                                                         $this->setRectangleCut ( $fill_w, $fill_h );                                                 }                                         } else {                                                 $this->setSrcCutPosition ( 0, 0 );                                                 $this->setRectangleCut ( $this->src_w, $this->src_h );                                                                                                  $this->copy_w = $this->src_w;                                                 $this->copy_h = $this->src_h;                                         }                                                                                  // 目标尺寸                                         $this->dst_w = $this->fill_w + $this->img_border_size * 2;                                         $this->dst_h = $this->fill_h + $this->img_border_size * 2;                                                                                  break;                                                                  // 手工裁切                                 case 2 :                                         $this->copy_w = $this->fill_w;                                         $this->copy_h = $this->fill_h;                                                                                  // 目标尺寸                                         $this->dst_w = $this->fill_w + $this->img_border_size * 2;                                         $this->dst_h = $this->fill_h + $this->img_border_size * 2;                                                                                  break;                                 default :                                         break;                                                  }                 }                                  // 目标文件起始坐标                 $this->start_x = $this->img_border_size;                 $this->start_y = $this->img_border_size;         }                  /**          * 检查水印图是否大于生成后的图片宽高          */         function _isFull() {                 Return ($this->mask_w + $this->mask_offset_x > $this->fill_w  $this->mask_h + $this->mask_offset_y > $this->fill_h) ? true : false;         }                  /**          * 检查水印图是否超过原图          */         function _checkMaskValid() {                 if ($this->mask_w + $this->mask_offset_x > $this->src_w  $this->mask_h + $this->mask_offset_y > $this->src_h) {                         die ( "水印图片尺寸大于原图,请缩小水印图" );                 }         }                  /**          * 取得图片类型          *          * @param    string     $file_path    文件路径          */         function _getImgType($file_path) {                 $type_list = array ("1" => "gif", "2" => "jpg", "3" => "png", "4" => "swf", "5" => "psd", "6" => "bmp", "15" => "wbmp" );                 if (file_exists ( $file_path )) {                         $img_info = @getimagesize ( $file_path );                         if (isset ( $type_list [$img_info [2]] )) {                                 Return $type_list [$img_info [2]];                         }                 } else {                         die ( "文件不存在,不能取得文件类型!" );                 }         }                  /**          * 检查图片类型是否合法,调用了array_key_exists函数,此函数要求          * php版本大于4.1.0          *          * @param    string     $img_type    文件类型          */         function _checkValid($img_type) {                 if (! array_key_exists ( $img_type, $this->all_type )) {                         Return false;                 }         }                  /**          * 按指定路径生成目录          *          * @param    string     $path    路径          */         function _mkdirs($path) {                 $adir = explode ( '/', $path );                 $dirlist = '';                 $rootdir = array_shift ( $adir );                 if (($rootdir != '.'  $rootdir != '..') && ! file_exists ( $rootdir )) {                         @mkdir ( $rootdir );                 }                 foreach ( $adir as $key => $val ) {                         if ($val != '.' && $val != '..') {                                 $dirlist .= "/" . $val;                                 $dirpath = $rootdir . $dirlist;                                 if (! file_exists ( $dirpath )) {                                         @mkdir ( $dirpath );                                         @chmod ( $dirpath, 0777 );                                 }                         }                 }         }                  /**          * 垂直翻转          *          * @param    string     $src    图片源          */         function _flipV($src) {                 $src_x = $this->getImgWidth ( $src );                 $src_y = $this->getImgHeight ( $src );                                  $new_im = imagecreatetruecolor ( $src_x, $src_y );                 for($y = 0; $y < $src_y; $y ++) {                         imagecopy ( $new_im, $src, 0, $src_y - $y - 1, 0, $y, $src_x, 1 );                 }                 $this->h_src = $new_im;         }                  /**          * 水平翻转          *          * @param    string     $src    图片源          */         function _flipH($src) {                 $src_x = $this->getImgWidth ( $src );                 $src_y = $this->getImgHeight ( $src );                                  $new_im = imagecreatetruecolor ( $src_x, $src_y );                 for($x = 0; $x < $src_x; $x ++) {                         imagecopy ( $new_im, $src, $src_x - $x - 1, 0, $x, 0, 1, $src_y );                 }                 $this->h_src = $new_im;         } }?>

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