Android照相及照片上传
日期：2020-06-07 栏目：程序人生 浏览：次
Android照相及照片上传
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();
if (requestCode == 0)
{
try
{
Uri originalUri = data.getData();
mContent = readStream(resolver.openInputStream(Uri.parse(originalUri.toString())));
myBitmap = getPicFromBytes(mContent, null);
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();
}
preview.setImageBitmap(ImageUtil.toRoundCorner(myBitmap, 10));
}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 )
{
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.submit:{
new PostThread().start();
}
break;
case R.id.back:{
CameraActivity.this.finish();
}
break;
default:
break;
}
}
}
