android照相及照片上传

android照相及照片上传（转载）

http://blog.csdn.net/raphael55/article/details/6838018

   
package  com.android.cist.camera.view;  
      
     import  java.io.ByteArrayOutputStream;  
     import  java.io.InputStream;  
     import  java.util.HashMap;  
     import  java.util.Map;  
      
     import  android.app.Activity;  
     import  android.app.AlertDialog;  
     import  android.content.ContentResolver;  
     import  android.content.DialogInterface;  
     import  android.content.Intent;  
     import  android.graphics.Bitmap;  
     import  android.graphics.BitmapFactory;  
     import  android.net.Uri;  
     import  android.os.Bundle;  
     import  android.os.Handler;  
     import  android.os.Message;  
     import  android.view.View;  
     import  android.view.View.OnClickListener;  
     import  android.widget.Button;  
     import  android.widget.EditText;  
     import  android.widget.ImageView;  
     import  android.widget.LinearLayout;  
     import  android.widget.Toast;  
      
     import  com.android.cist.R;  
     import  com.android.cist.network.HttpUtil;  
     import  com.android.cist.network.form.FormFile;  
     import  com.android.cist.network.form.HttpFormUtil;  
     import  com.android.cist.util.ApplicationUtil;  
     import  com.android.cist.util.ImageUtil;  
      
     public   class  CameraActivity  extends  Activity  implements  OnClickListener{  
         private  ImageView preview;  
         private  EditText carNo;  
         private  EditText addres;  
         private  EditText type;  
         private  Button back;  
         private  Button submit;  
         private  Button capture;  
         private  Button reCapture;  
         private  OnClickListener imgViewListener;  
         private  Bitmap myBitmap;  
         private   byte [] mContent;  
         private  Handler handler;  
        String returnString;  
         private  CalendarView happenDate;  
         private   static   final   int  REQUEST_CAMERA  =   1 ;  
         private   static   final   int  REQUEST_CALENDAR  =   2 ;  
      
        @ Override  
         public   void  onCreate ( Bundle savedInstanceState )  
        {  
             super .onCreate(savedInstanceState);  
            setContentView(R.layout.camera);  
            setUpViews();  
            setUpListeners();  
            ApplicationUtil.getInstance().addActivity( this );  
        }  
      
        @ Override  
         protected   void  onActivityResult (  int  requestCode ,  int  resultCode , Intent data )  
        {  
             super .onActivityResult(requestCode, resultCode, data);  
      
            ContentResolver resolver  =  getContentResolver();  
             /**  
             * 因为两种方式都用到了startActivityForResult方法， 
             * 这个方法执行完后都会执行onActivityResult方法， 所以为了区别到底选择了那个方式获取图片要进行判断， 
             * 这里的requestCode跟startActivityForResult里面第二个参数对应 
              */   
             if  (requestCode  ==   0 )  
            {  
                 try   
                {  
                     //  获得图片的uri  
                    Uri originalUri  =  data.getData();  
                     //  将图片内容解析成字节数组  
                    mContent  =  readStream(resolver.openInputStream(Uri.parse(originalUri.toString())));  
                     //  将字节数组转换为ImageView可调用的Bitmap对象  
                    myBitmap  =  getPicFromBytes(mContent,  null );  
                     //   // 把得到的图片绑定在控件上显示  
                    preview.setImageBitmap(myBitmap);  
                }  catch  ( Exception e )  
                {  
                    System.out.println(e.getMessage());  
                }  
      
            }  else   if  (requestCode  ==  REQUEST_CAMERA){  
                 try   
                {  
                     super .onActivityResult(requestCode, resultCode, data);  
                    Bundle extras  =  data.getExtras();  
                    myBitmap  =  (Bitmap) extras.get( " data " );  
                    ByteArrayOutputStream baos  =   new  ByteArrayOutputStream();  
                    myBitmap.compress(Bitmap.CompressFormat.JPEG,  100 , baos);  
                    mContent  =  baos.toByteArray();  
                }  catch  ( Exception e )  
                {  
                    e.printStackTrace();  
                }  
                 //  把得到的图片绑定在控件上显示  
                preview.setImageBitmap(ImageUtil.toRoundCorner(myBitmap,  10 )); // 把拍摄的照片转成圆角显示在预览控件上  
            } else   if (requestCode == REQUEST_CALENDAR){  
                 if (resultCode  ==  RESULT_OK){  
                    happenDate.setCalendar(data.getIntExtra( " year " ,  1900 ), data.getIntExtra( " month " ,  0 ), data.getIntExtra( " day " ,  1 ));  
                }  
            }  
        }  
      
         public   static  Bitmap getPicFromBytes (  byte [] bytes , BitmapFactory.Options opts )  
        {  
             if  (bytes  !=   null )  
                 if  (opts  !=   null )  
                     return  BitmapFactory.decodeByteArray(bytes,  0 , bytes.length, opts);  
                 else   
                     return  BitmapFactory.decodeByteArray(bytes,  0 , bytes.length);  
             return   null ;  
        }  
      
         public   static   byte [] readStream ( InputStream inStream )  throws  Exception  
        {  
             byte [] buffer  =   new   byte [ 1024 ];  
             int  len  =   - 1 ;  
            ByteArrayOutputStream outStream  =   new  ByteArrayOutputStream();  
             while  ((len  =  inStream.read(buffer))  !=   - 1 )  
            {  
                outStream.write(buffer,  0 , len);  
            }  
             byte [] data  =  outStream.toByteArray();  
            outStream.close();  
            inStream.close();  
             return  data;  
        }  
      
        @Override  
         public   void  onClick(View v) {  
             int  id  =  v.getId();  
             switch (id){  
                 case  R.id.capture:{  
                     final  CharSequence[] items  =   
                    {  " 相册 " ,  " 拍照 "  };  
                    AlertDialog dlg  =   new  AlertDialog.Builder(CameraActivity. this ).setTitle( " 选择图片 " ).setItems(items,  
                             new  DialogInterface.OnClickListener()  
                            {  
                                 public   void  onClick ( DialogInterface dialog ,  int  item )  
                                {  
                                     //  这里item是根据选择的方式，  
                                     //  在items数组里面定义了两种方式，拍照的下标为1所以就调用拍照方法  
                                     if  (item  ==   1 ){  
                                        Intent getImageByCamera  =   new  Intent( " android.media.action.IMAGE_CAPTURE " );  
                                        startActivityForResult(getImageByCamera, REQUEST_CAMERA);  
                                    }  else {  
                                        Intent getImage  =   new  Intent(Intent.ACTION_GET_CONTENT);  
                                        getImage.addCategory(Intent.CATEGORY_OPENABLE);  
                                        getImage.setType( " image/jpeg " );  
                                        startActivityForResult(getImage,  0 );  
                                    }  
                                }  
                            }).create();  
                    dlg.show();  
                }  
                 break ;  
                 /* case R.id.reCapture:{ 
                    final CharSequence[] items = 
                    { "相册", "拍照" }; 
                    AlertDialog dlg = new AlertDialog.Builder(CameraActivity.this).setTitle("选择图片").setItems(items, 
                            new DialogInterface.OnClickListener() 
                            { 
                                public void onClick ( DialogInterface dialog , int item ) 
                                { 
                                    // 这里item是根据选择的方式， 
                                    // 在items数组里面定义了两种方式，拍照的下标为1所以就调用拍照方法 
                                    if (item == 1) 
                                    { 
                                        Intent getImageByCamera = new Intent("android.media.action.IMAGE_CAPTURE"); 
                                        startActivityForResult(getImageByCamera, 1); 
                                    } else 
                                    { 
                                        Intent getImage = new Intent(Intent.ACTION_GET_CONTENT); 
                                        getImage.addCategory(Intent.CATEGORY_OPENABLE); 
                                        getImage.setType("image/jpeg"); 
                                        startActivityForResult(getImage, 0); 
                                    } 
                                } 
                            }).create(); 
                    dlg.show(); 
                } 
                break; */   
                 case  R.id.submit:{  
                     new  PostThread().start(); // 开启线程提交数据  
                }  
                 break ;  
                 case  R.id.back:{  
                    CameraActivity. this .finish(); // 返回，销毁当前Activity  
                }  
                 break ;  
                 default :  
                 break ;  
            }  
        }  
          
    }