Android 调用系统的照相，浏览图片，转存并裁剪！

[b]public class AddCardActivity extends Activity {[/b]

private
Button add;

private
Button take_p;

private
Button app_ol;

private
File sdCard;

private
File sdPhoto;


private AlphaAnimation anim_alpha;


private int menu = -1;


private final int LOCAL = 0;


private final int TAKE = 1;


private final int APP = 2;


public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);


//全屏显示

ActivityUtil.noNotificationBar(this);

ActivityUtil.noTitleBar(this);







[b] setContentView(R.layout.addcard);[/b]


//转存出的路径

sdPhoto = new File("/sdcard/card_xx/photo_xx");


if(!sdPhoto.exists()){


sdPhoto.mkdirs();

}

//转存出的文件

sdCard = new File("/sdcard/card_xx/aa.png");

add = (Button)findViewById(R.id.add);

take_p = (Button)findViewById(R.id.take_p);

app_ol = (Button)findViewById(R.id.app_ol);

/* 事件处理 */

setListener();

anim_alpha = new AlphaAnimation(0.5f, 0.5f);

anim_alpha.setDuration(80);

anim_alpha.setRepeatCount(1);

anim_alpha.setAnimationListener(new
AnimationListener() {

public
void onAnimationStart(Animation animation) {

}

public
void onAnimationRepeat(Animation animation) {

}

public
void onAnimationEnd(Animation animation) {

switch
(menu) {

case
LOCAL:

Intent
intent = new Intent(Intent.ACTION_GET_CONTENT);

intent.setType("image/*");

startActivityForResult(intent,
1);

break;

case
TAKE:


intent=new Intent(MediaStore.ACTION_IMAGE_CAPTURE);


File out = new File(Environment.getExternalStorageDirectory(),"camera.png");


Uri uri = Uri.fromFile(out);


intent.putExtra(MediaStore.EXTRA_OUTPUT,uri);


startActivityForResult(intent, 3);

break;

case
APP:

intent
= new Intent();

intent.setClass(AddCardActivity.this,
TemplateListActivity.class);

startActivityForResult(intent,
9);

break;

}

}

});

}

private void setListener()

{


/* 本地导入按钮事件处理 */

add.setOnClickListener(new OnClickListener() {

public
void onClick(View v) {

menu
= LOCAL;

add.setAnimation(anim_alpha);


anim_alpha.startNow();


add.invalidate();

}

});

/* 拍照 按钮事件处理 */

take_p.setOnClickListener(new OnClickListener() {

public
void onClick(View v) {

menu
= TAKE;

take_p.setAnimation(anim_alpha);


anim_alpha.startNow();


take_p.invalidate();

}

});

/* 在线申请事件处理 */

app_ol.setOnClickListener(new OnClickListener()

{


public void onClick(View v)


{


menu = APP;


app_ol.setAnimation(anim_alpha);


anim_alpha.startNow();


app_ol.invalidate();


}

}

);

}

/* 返回值处理 */


protected void onActivityResult(int requestCode, int resultCode, Intent data) {


if (resultCode == RESULT_OK){


switch (requestCode) {


/* 裁剪功能 ,裁剪后跳到2保存*/

case
1:

Intent
cj = new Intent("com.android.camera.action.CROP");

cj.setData(
data.getData());

cj.putExtra("crop",
"true");

cj.putExtra("aspectX",
3);

cj.putExtra("aspectY",
2);

cj.putExtra("outputX",384
);

cj.putExtra("outputY",
256);

cj.putExtra("noFaceDetection",
true);

cj.putExtra("return-data",
true);

startActivityForResult(Intent.createChooser(cj,
"裁剪") , 2);

break;

/*
保存并跳转 */

case
2:

Intent
intent = new Intent();

Bundle
extras = data.getExtras();

if(extras
!= null ) {


Bitmap photo = extras.getParcelable("data");


try {

FileOutputStream
outStreamz = new FileOutputStream(sdCard);

photo.compress(Bitmap.CompressFormat.PNG,
50, outStreamz);

outStreamz.close();

}
catch (FileNotFoundException e) {

e.printStackTrace();

}

catch
(IOException e) {

e.printStackTrace();

}


intent.setClass(AddCardActivity.this,ChooseABActivity.class);

startActivity(intent);

finish();

}

break;

/*
拍照后保存图片，并跳到裁剪功能 */

case
3:

Intent
cj1 = new Intent("com.android.camera.action.CROP");

try
{

cj1.setData(Uri.parse(android.provider.MediaStore.Images.Media.

insertImage(getContentResolver(),"/sdcard/camera.png",
null, null)));

}
catch (FileNotFoundException e) {

e.printStackTrace();

}


cj1.putExtra("crop",
"true");

cj1.putExtra("aspectX",
3);

cj1.putExtra("aspectY",
2);

cj1.putExtra("outputX",384
);

cj1.putExtra("outputY",
256);

cj1.putExtra("return-data",
true);

startActivityForResult(cj1,
2);

File
camera = new File("/sdcard/camera.png");

if(camera.exists())

camera.delete();

break;

}


}


if (requestCode == 9) {


Intent i=new Intent(this,MainMenuActivity.class);


startActivity(i);


finish();


}


}


@Override

public
boolean onKeyDown(int keyCode, KeyEvent event) {


if(keyCode==KeyEvent.KEYCODE_BACK)


{


Intent i=new Intent(this,MainMenuActivity.class);


startActivity(i);


finish();


}

return
super.onKeyDown(keyCode, event);

}

}

/**************************************************************************************************************************************************/

如果照相之后要添加裁剪：

class TakePicture implements OnClickListener{

public void onClick(View v) {

takePic();

File picture = new File("/sdcard/picture.jpg");

Intent intent = new Intent("com.android.camera.action.CROP");

/**************如果不加这句话，会报错，找不到裁剪的Activity******/

intent.setDataAndType( Uri.fromFile(file)，"image/*);

/********************************************************************************/

intent.putExtra("crop", "true");

intent.putExtra("aspectX", 3);

intent.putExtra("aspectY", 2);

intent.putExtra("outputX",384 );

intent.putExtra("outputY", 256);

intent.putExtra("return-data", true);

startActivityForResult(intent, OVER);

finish();

}

}

/***********************************************************************************************************************************************/

转自：http://daibw.blog.163.com/blog/static/1751082342010102393411355/ ( 作者：daibw)