<?php
/*********************
*????pictureDeal.class.php
*????圖片處理類
*
*********************/
class?PictureDeal{
????private?$imagePathName;

????public?function?__construct($filepath){
????????$this->init($filepath);
????}

????public?function?init($filepath){
????????if(is_string($filepath)?&&?file_exists($filepath)?&&?(getimagesize($filepath)!==false)){
????????????$this->imagePathName=$filepath;
????????}
????????else{
????????????//return?false;
????????????exit("不是圖片或文件不存在!");
????????}
????}
????
????/*
????*????@function?給圖片添加文字水印
????*????@param?string?$savePathName?保存路徑及文件名(不含后綴名),?string?$content?文字內容,?int?$fontSize?字體大小,?string?$font?字體路徑,?array?$fontColor?RGB對應的int值0-255,?int?$transparency?透明度,?int?$x?相距原圖0,0點的橫向距離,?int?$y?相距原圖0,0點的縱向距離
????*/
????public?function?addTextWaterMark($savePathName,$content,$fontSize,$font,$fontColor,$transparency,$x,$y){
????????$imageInfo=$this->getImageInfo($this->imagePathName);
????????$imageExt=$this->getImageExt($imageInfo);
????????$this->operateTextCarbon($savePathName,$imageExt,$content,$fontSize,$font,$fontColor,$transparency,$x,$y);//圖片打開,操作,輸出，銷毀
????}

????/*
????*????@function?給圖片添加圖片水印
????*????@param?string?$savePathName?保持路徑及文件名(不含后綴名),?string?$waterImagePath?水印圖片的全路徑,?int?$transparency?透明度,?int?$x?相距原圖0,0點的橫向距離,?int?$y?相距原圖0,0點的縱向距離
????*/
????public?function?addPicWaterMark($savePathName,$waterImagePath,$transparency,$x,$y){
????????$imageInfo=$this->getImageInfo($this->imagePathName);
????????$imageExt=$this->getImageExt($imageInfo);
????????$waterImageInfo=getimagesize($waterImagePath);
????????$waterImageExt=$this->getImageExt($waterImageInfo);
????????$this->operateImageCarbon($savePathName,$imageExt,$imageInfo,$waterImagePath,$waterImageExt,$waterImageInfo,$transparency,$x,$y);
????}

????/*
????*????@function?壓縮圖片(非等比縮放)
????*????@param?string?$savePathName?保存路徑及文件名(不含后綴名),?int?$width?縮放后的寬度,?int?$height?縮放后的高度
????*/
????public?function?thumbImage($savePathName,$width,$height){
????????$imageInfo=$this->getImageInfo($this->imagePathName);
????????$imageExt=$this->getImageExt($imageInfo);
????????$this->operateThumbImage($savePathName,$imageExt,$imageInfo,$width,$height);
????}

????/*
????*????@function?獲取圖片信息
????*????@param
????*????@return?array
????*/
????public?function?getImageInfo($file){
????????$info=getimagesize($file);
????????return?$info;
????}
????
????/*
????*????@function?獲得圖像后綴名
????*????@param?array?$imageInfo
????*????@return?string
????*/
????public?function?getImageExt($imageInfo){
????????return?image_type_to_extension($imageInfo[2],false);
????}
????
????/*
????*????@function?對圖片添加文字水印操作并生成新圖片
????*????@param?string?$imageExt?原圖片的后綴名
????*????@notice?包含打開，操作，輸出，銷毀圖片的操作
????*/
????public?function?operateTextCarbon($savePathName,$imageExt,$content,$fontSize,$font,$fontColor,$transparency,$x,$y){
????????$tmp_handler=$this->getImageResource($imageExt,$this->imagePathName);//打開資源
????????$color=imagecolorallocatealpha($tmp_handler,$fontColor["R"],$fontColor["G"],$fontColor["B"],$transparency);
????????imagettftext($tmp_handler,?$fontSize,?0,?$x,?$y,?$color,?$font,?$content);//操作圖片
????????$this->createImageByResource($imageExt,$tmp_handler,$savePathName);//輸出圖片
????????imagedestroy($tmp_handler);//銷毀圖片
????}
????
????/*
????*????@function?對圖片添加圖片水印操作并生成新圖片
????*????@param?string?$imageExt?原圖片的后綴名,?array?$imageInfo?原圖片信息,?string?$waterImagePath?水印圖片全路徑?
????*????@notice?包含打開，操作，輸出，銷毀圖片的操作
????*/
????public?function?operateImageCarbon($savePathName,$imageExt,$imageInfo,$waterImagePath,$waterImageExt,$waterImageInfo,$transparency,$x,$y){
????????$this->copyResourceImage($imageExt,$imageInfo,$savePathName);//復制圖片
????????$carbon_filename=$savePathName.".".$imageExt;//獲得復制后的圖片全路徑名
????????$tmp_carbon_handler=$this->getImageResource($imageExt,$carbon_filename);//打開副本圖片資源
????????$tmp_water_handler=$this->getImageResource($waterImageExt,$waterImagePath);//打開水印圖片資源
????????//操作圖片
????????imagecopymerge($tmp_carbon_handler,?$tmp_water_handler,?$x,?$y,?0,?0,?$waterImageInfo[0],?$waterImageInfo[1],?$transparency);
????????//header("content-type:image/jpeg");
????????//imagejpeg($tmp_carbon_handler);
????????$this->createImageByResource($imageExt,$tmp_carbon_handler,$savePathName);
????????imagedestroy($tmp_water_handler);//銷毀圖片
????????imagedestroy($tmp_carbon_handler);//銷毀圖片
????}
????
????/*
????*????@function?復制原圖,以副本進行圖像操作
????*????@param?string?$imageExt?原圖后綴名,?array?$imageInfo?原圖信息,?string?$savePathName?保存路徑及文件名(不含后綴名)
????*/
????public?function?copyResourceImage($imageExt,$imageInfo,$savePathName){
????????$tmp_handler=$this->getImageResource($imageExt,$this->imagePathName);
????????$tmp_carbon_handler=imagecreatetruecolor($imageInfo[0],$imageInfo[1]);
????????imagecopy($tmp_carbon_handler,$tmp_handler,0,0,0,0,$imageInfo[0],$imageInfo[1]);
????????$this->createImageByResource($imageExt,$tmp_carbon_handler,$savePathName);
????????imagedestroy($tmp_handler);
????????imagedestroy($tmp_carbon_handler);
????}

????public?function?operateThumbImage($savePathName,$imageExt,$imageInfo,$width,$height){????????
????????$tmp_dst_handler=imagecreatetruecolor($width,$height);
????????$tmp_handler=$this->getImageResource($imageExt,$this->imagePathName);
????????imagecopyresampled?($tmp_dst_handler,?$tmp_handler,?0,?0,?0,?0,?$width,?$height,?$imageInfo[0],?$imageInfo[1]);
????????$this->createImageByResource($imageExt,$tmp_dst_handler,$savePathName);
????????imagedestroy($tmp_handler);
????????imagedestroy($tmp_dst_handler);
????}
????
????/*
????*????@function?根據后綴名以不同的形式獲取資源句柄
????*????@param?string?$imageExt?原圖后綴名,?string?$file?原圖全路徑
????*????@return?resource
????*/
????public?function?getImageResource($imageExt,$file){
????????$handler=null;
????????if($imageExt=="jpeg"){
????????????$handler=imagecreatefromjpeg($file);
????????}
????????if($imageExt=="png"){
????????????$handler=imagecreatefrompng($file);
????????}
????????if($imageExt=="gif"){
????????????$handler=imagecreatefromgif($file);
????????}
????????return?$handler;
????}
????
????/*
????*????@function?根據后綴名生成格式不同的圖片
????*????@param?string?$imageExt?原圖后綴名,?resource?$handler?圖片資源句柄,?string?$savePathName?保存路徑及文件名(不含后綴名)
????*/
????public?function?createImageByResource($imageExt,$handler,$savePathName){
????????if($imageExt=="jpeg"){
????????????imagejpeg($handler,$savePathName.".".$imageExt);
????????}
????????if($imageExt=="png"){
????????????imagepng($handler,$savePathName.".".$imageExt);
????????}
????????if($imageExt=="gif"){
????????????imagegif($handler,$savePathName.".".$imageExt);
????????}
????}

????
}
/*
//文字水印的測試
$pathname="./resource/Nico_cool_r342.jpg";
$picDeal=new?PictureDeal($pathname);
$savePathName="./resource/new_image_text";
$content="にっこにっこにーー!";
$fontSize=20;
$font="./resource/msyh.ttc";
$fontColor=array("R"=>0,"G"=>0,"B"=>0);
$transparency=50;
$x=55;
$y=20;
$picDeal->addTextWaterMark($savePathName,$content,$fontSize,$font,$fontColor,$transparency,$x,$y);
*/
/*
//圖片水印的測試
$pathname="./resource/Nico_cool_r342.jpg";
$picDeal=new?PictureDeal($pathname);
$savePathName="./resource/new_image_img";
$waterImagePath="./resource/getimage_2.jpg";
$transparency=50;
$x=10;
$y=20;
$picDeal->addPicWaterMark($savePathName,$waterImagePath,$transparency,$x,$y);
*/
//非等比縮放的測試
$pathname="./resource/Nico_cool_r342.jpg";
$picDeal=new?PictureDeal($pathname);
$savePathName="./resource/new_image_thumb";
$width=60;
$height=80;
$picDeal->thumbImage($savePathName,$width,$height);
?>

本人菜鳥一個，各位大大們看看，有寫的不好的地方請指出，個人不喜歡動態調用方法，所以直接就用多重if了。這幾天在趕項目等空下來，準備將圖片的其余操作給補全了，作為將來可以拿來作為工具類。