【Cocos2d-x】截图分享功能

Cocos2d-x截图实现

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#include "cocos2d.h" USING_NS_CC ; // 设置纹理宽、高、像素质量 CCRenderTexture * tx = CCRenderTexture :: create ( CCDirector :: sharedDirector () -> getWinSize (). width , CCDirector :: sharedDirector () -> getWinSize (). height , kCCTexture2DPixelFormat_RGBA8888 ); tx -> begin (); CCDirector :: sharedDirector () -> getRunningScene () -> visit (); tx -> end (); tx -> saveToFile ( path , kCCImageFormatPNG );

来自CODE的代码片

Cocos2d-x截图实现.cpp

图片将会保存在data/data/包名/files目录下。

Android下分享一张图片

 
         
         

           
           

            
            Intent 
            
            shareIntent 
            
            = 
            
            new 
            
            Intent
            
            (
            
            Intent
            
            .
            
            ACTION_SEND
            
            );
           
           
           
           

            
            //shareIntent.putExtra(Intent.EXTRA_TEXT,文本);
           
           
           
           

            
            String 
            
            imgPath 
            
            = 
            
            图片路径
            
            ;
           
           
           
           

            
            File 
            
            file 
            
            = 
            
            new 
            
            File
            
            (
            
            imgPath
            
            );
           
           
           
           

            
            if 
            
            (
            
            file
            
            .
            
            exists
            
            ()) 
            
            {
           
           
           
           
   
            
            try 
            
            {
           
           
           
           
	   
            
            //一般情况下，保存的图片文件权限为rw- rw- rw-（外部可读写），但有的机型可能是rw- --- ---（外部不可读写），如果是后者会分享失败，因为外部不能读取这张图片。为了保证正常分享，需要通过chmod命令修改图片文件的权限。
           
           
           
           
	   
            
            // 修改文件权限为-rw-r--r--，外部可读
           
           
           
           
		
            
            Process 
            
            p 
            
            = 
            
            Runtime
            
            .
            
            getRuntime
            
            ().
            
            exec
            
            (
            
            "chmod 644 "
            
            +
            
            imgPath
            
            );    
           
           
           
           
		
            
            int 
            
            status 
            
            = 
            
            p
            
            .
            
            waitFor
            
            ();  
            
            //让当前线程等待
           
           
           
           
		
            
            if 
            
            (
            
            status 
            
            == 
            
            0
            
            ) 
            
            {    
            
            // 返回0表示正常终止
           
           
           
           
			
            
            Log
            
            .
            
            d
            
            (
            
            TAG
            
            , 
            
            "chmod succeed"
            
            );
           
           
           
           
		
            
            } 
            
            else 
            
            {    
           
           
           
           
			
            
            Log
            
            .
            
            d
            
            (
            
            TAG
            
            ,240)">"chmod failure"
            
            );
           
           
           
           
		
            
            }    
           
           
           
           
	
            
            } 
            
            catch 
            
            (
            
            Exception 
            
            e
            
            ) 
            
            {
           
           
           
           
		
            
            e
            
            .
            
            printStackTrace
            
            ();
           
           
           
           
	
            
            }
           
           
           
           
   
            
            Uri 
            
            uri 
            
            = 
            
            Uri
            
            .
            
            fromFile
            
            (
            
            file
            
            );
           
           
           
           
   
            
            shareIntent
            
            .
            
            putExtra
            
            (
            
            Intent
            
            .
            
            EXTRA_STREAM
            
            , 
            
            uri
            
            );
           
           
           
           
   
            
            shareIntent
            
            .
            
            setType
            
            (
            
            "image/png"
            
            );
           
           
           
           
   
            
            startActivity
            
            (
            
            Intent
            
            .
            
            createChooser
            
            (
            
            shareIntent
            
            , 
            
            getResources
            
            ().
            
            getText
            
            (
            
            R
            
            .
            
            string
            
            .
            
            SHARE
            
            )));
           
           
           
           

            
            }