- public class PhotoActivity extends Activity {
- public static final int NONE = 0;
-
- public static final int PHOTOHRAPH = 1;// 拍照
-
- public static final int PHOTOZOOM = 2; // 缩放
-
- public static final int PHOTORESOULT = 3;// 结果
-
- public static final String IMAGE_UNSPECIFIED = "image/*";
-
- ImageView imageView = null;
-
- Button button0 = null;
-
- Button button1 = null;
-
- @Override
- public void onCreate(Bundle savedInstanceState) {
-
- super.onCreate(savedInstanceState);
-
- setContentView(R.layout.photo);
-
- imageView = (ImageView) findViewById(R.id.imageID);
-
- button0 = (Button) findViewById(R.id.btn_01);
-
- button1 = (Button) findViewById(R.id.btn_02);
-
- button0.setOnClickListener(new OnClickListener() {
-
- @Override
- public void onClick(View v) {
-
- Intent intent = new Intent(Intent.ACTION_PICK, null);
-
- intent.setDataAndType(
- MediaStore.Images.Media.EXTERNAL_CONTENT_URI,
- IMAGE_UNSPECIFIED);
-
- startActivityForResult(intent, PHOTOZOOM);
-
- }
-
- });
-
- button1.setOnClickListener(new OnClickListener() {
-
- @Override
- public void onClick(View v) {
-
- Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
-
- intent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(new File(
- Environment.getExternalStorageDirectory(), "temp.jpg")));
-
- startActivityForResult(intent, PHOTOHRAPH);
-
- }
-
- });
-
- }
-
- @Override
- protected void onActivityResult(int requestCode, int resultCode, Intent data) {
-
- if (resultCode == NONE)
-
- return;
-
- // 拍照
-
- if (requestCode == PHOTOHRAPH) {
-
- // 设置文件保存路径这里放在跟目录下
-
- File picture = new File(Environment.getExternalStorageDirectory()
- + "/temp.jpg");
-
- startPhotoZoom(Uri.fromFile(picture));
-
- }
-
- if (data == null)
-
- return;
-
- // 读取相册缩放图片
-
- if (requestCode == PHOTOZOOM) {
-
- startPhotoZoom(data.getData());
-
- }
-
- // 处理结果
-
- if (requestCode == PHOTORESOULT) {
-
- Bundle extras = data.getExtras();
-
- if (extras != null) {
-
- Bitmap photo = extras.getParcelable("data");
-
- ByteArrayOutputStream stream = new ByteArrayOutputStream();
-
- photo.compress(Bitmap.CompressFormat.JPEG, 75, stream);// (0 -
- // 100)压缩文件
-
- imageView.setImageBitmap(photo);
-
- }
-
- }
-
- super.onActivityResult(requestCode, resultCode, data);
-
- }
-
- public void startPhotoZoom(Uri uri) {
-
- Intent intent = new Intent("com.android.camera.action.CROP");
-
- intent.setDataAndType(uri, IMAGE_UNSPECIFIED);
-
- intent.putExtra("crop", "true");
-
- // aspectX aspectY 是宽高的比例
-
- intent.putExtra("aspectX", 1);
-
- intent.putExtra("aspectY", 1);
-
- // outputX outputY 是裁剪图片宽�?
-
- intent.putExtra("outputX", 64);
-
- intent.putExtra("outputY", 64);
-
- intent.putExtra("return-data", true);
-
- startActivityForResult(intent, PHOTORESOULT);
-
- }
- }
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