/**	 * 跳轉(zhuǎn)至系統(tǒng)相冊(cè)	 * 	 * @param activity	 *            活動(dòng)實(shí)例	 * @param requestCode	 *            請(qǐng)求碼	 */	public static void startSystemAlbumForResult(Activity activity,			int requestCode) {		Intent intent = new Intent(Intent.ACTION_PICK,				Media.EXTERNAL_CONTENT_URI);		activity.startActivityForResult(intent, requestCode);	}

/**	 * 調(diào)用系統(tǒng)相機(jī)	 * 	 * @param activity	 *            活動(dòng)實(shí)例	 * @param requestCode	 *            請(qǐng)求碼	 */	public static void startSystemCameraForResult(Activity activity,			int requestCode) {		Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);		activity.startActivityForResult(intent, requestCode);	}

/**	 * 啟動(dòng)系統(tǒng)截圖頁面	 * 	 * @param activity	 *            當(dāng)前活動(dòng)實(shí)例	 * @param requestCode	 *            請(qǐng)求碼	 * @param data	 *            相片Uri地址	 * @param width	 *            剪裁后圖片的寬	 * @param height	 *            剪裁后圖片的高	 */	public static void startPhotoZoomForResult(Activity activity,			int requestCode, Uri data, int width, int height) {		Intent intent = new Intent("com.android.camera.action.CROP");		intent.setDataAndType(data, "image/*");		// crop為true時(shí)表示顯示的view可以剪裁		intent.putExtra("crop", "true");		// aspectX aspectY 是寬高的比例		intent.putExtra("aspectX", 1);		intent.putExtra("aspectY", 1);		// outputX,outputY 是剪裁圖片的寬高		intent.putExtra("outputX", width);		intent.putExtra("outputY", height);		intent.putExtra("return-data", true);		activity.startActivityForResult(intent, requestCode);	}

/**	 * 獲取系統(tǒng)相冊(cè)返回的圖片路徑	 * 	 * @param context	 *            上下文對(duì)象	 * @param data	 *            攜帶數(shù)據(jù)的Intent對(duì)象	 * @return 圖片本地路徑	 */	public static String getAlbumImgPath(Context context, Intent data) {		Uri selectedImage = data.getData();		if (selectedImage == null) {			return null;		}		String[] filePathColumns = { MediaStore.Images.Media.DATA };		Cursor c = context.getContentResolver().query(selectedImage,				filePathColumns, null, null, null);		c.moveToFirst();		int columnIndex = c.getColumnIndex(filePathColumns[0]);		String picturePath = c.getString(columnIndex);		c.close();		return picturePath;	}

/**	 * 獲取系統(tǒng)相機(jī)返回的圖片Bitmap對(duì)象	 * 	 * @param context	 *            上下文對(duì)象	 * @param data	 *            攜帶數(shù)據(jù)的Intent對(duì)象	 * @return 圖片Bitmap對(duì)象	 */	public static Bitmap getCameraImgBitmap(Context context, Intent data) {		Bundle bundle = data.getExtras();		if (bundle != null) {			return (Bitmap) bundle.get("data");		}		return null;	}