写了这么多个的APP，最近才把他这个功能写上来，就抽取其中的用户修改头像的相关操作这个功能写了这篇博客，来与大家分享，希望对你有所帮助。
案例包含了:
- Xutil图片上传
- 拍照和SD卡选择图片
- 图片缓存和界面逻辑处理
- 图片压缩和图片处理
- 自定义圆形头像
其他图片上传方式请看博客 ：Volley-XUtils-OkHttp三种方式实现单张多张图片上传
效果图：（注：模拟器没拍照功能，效果图只有SD卡上传，手机测试拍照上传也是可以的）
image
代码：
MainActivity.java
public class MainActivity extends AppCompatActivity implements View.OnClickListener {
ZQRoundOvalImageView zqRoundOvalImageView;
ACache aCache;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
zqRoundOvalImageView = (ZQRoundOvalImageView) findViewById(R.id.my_sign_sub_img);
zqRoundOvalImageView.setOnClickListener(this);
findViewById(R.id.my_sign_sub_txt).setOnClickListener(this);
aCache = ACache.get(MainActivity.this);
initData();
}
private void initData() {
if (UtilFileDB.SELETEFile(aCache, "stscimage") != null) {
if (aCache.getAsBitmap("myimg") == null) {
getImage(UtilFileDB.LOGINIMGURL(aCache));
} else {
zqRoundOvalImageView.setImageBitmap(aCache.getAsBitmap("myimg"));
}
}
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.my_sign_sub_img:
case R.id.my_sign_sub_txt:
Intent intents = new Intent(MainActivity.this, SettingActivity.class);
startActivityForResult(intents, 1);
break;
}
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == 1) {
if (resultCode == 3) {
getImage(data.getStringExtra("urlimg"));
} else {
zqRoundOvalImageView.setImageResource(R.mipmap.zhangwo_hometop1);
}
}
}
public void getImage(String url) {
UtilFileDB.DELETEFile(aCache, "myimg");
OkHttpUtils.get().url(url).tag(this).build().connTimeOut(20000)
.readTimeOut(20000).writeTimeOut(20000)
.execute(new BitmapCallback() {
@Override
public void onError(Call call, Exception e, int id) {
}
@Override
public void onResponse(Bitmap bitmap, int id) {
zqRoundOvalImageView.setImageBitmap(bitmap);
aCache.put("myimg", bitmap);
}
});
}
}
SettingActivity.Java
public class SettingActivity extends AppCompatActivity implements View.OnClickListener {
String URL = "url";
TextView homeTopName;
ZQRoundOvalImageView zqRoundOvalImageView;
PopupWindow pop;
LinearLayout ll_popup;
Intent intent;
String urlsf = "";
int img = 1;
ACache aCache;
@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.my_setting);
initView();
}
private void initView() {
homeTopName = (TextView) findViewById(R.id.home_top_name);
homeTopName.setText("设置");
aCache = ACache.get(SettingActivity.this);
zqRoundOvalImageView = (ZQRoundOvalImageView) findViewById(R.id.my_setting_txlehs);
zqRoundOvalImageView.setOnClickListener(this);
findViewById(R.id.home_tour_close).setOnClickListener(this);
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.my_setting_txlehs:
showPopupWindow();
ll_popup.startAnimation(AnimationUtils.loadAnimation(
SettingActivity.this, R.anim.activity_translate_in));
pop.showAtLocation(v, Gravity.BOTTOM, 0, 0);
break;
case R.id.home_tour_close:
intent = new Intent();
intent.putExtra("urlimg", urlsf);
setResult(img, intent);
finish();
break;
}
}
/****
* 头像提示框
*/
public void showPopupWindow() {
pop = new PopupWindow(SettingActivity.this);
View view = getLayoutInflater().inflate(R.layout.item_popupwindows,
null);
ll_popup = (LinearLayout) view.findViewById(R.id.ll_popup);
pop.setWidth(ViewGroup.LayoutParams.MATCH_PARENT);
pop.setHeight(ViewGroup.LayoutParams.WRAP_CONTENT);
pop.setBackgroundDrawable(new BitmapDrawable());
pop.setFocusable(true);
pop.setOutsideTouchable(true);
pop.setContentView(view);
RelativeLayout parent = (RelativeLayout) view.findViewById(R.id.parent);
Button bt1 = (Button) view.findViewById(R.id.item_popupwindows_camera);
Button bt2 = (Button) view.findViewById(R.id.item_popupwindows_Photo);
Button bt3 = (Button) view.findViewById(R.id.item_popupwindows_cancel);
parent.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
pop.dismiss();
ll_popup.clearAnimation();
}
});
bt1.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
Intent camera = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
startActivityForResult(camera, 1);
pop.dismiss();
ll_popup.clearAnimation();
}
});
bt2.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
Intent picture = new Intent(
Intent.ACTION_PICK,
android.provider.MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
startActivityForResult(picture, 2);
pop.dismiss();
ll_popup.clearAnimation();
}
});
bt3.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
pop.dismiss();
ll_popup.clearAnimation();
}
});
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == 1 && resultCode == Activity.RESULT_OK
&& null != data) {
String sdState = Environment.getExternalStorageState();
if (!sdState.equals(Environment.MEDIA_MOUNTED)) {
return;
}
new DateFormat();
String name = DateFormat.format("yyyyMMdd_hhmmss",
Calendar.getInstance(Locale.CHINA)) + ".jpg";
Bundle bundle = data.getExtras();
// 获取相机返回的数据，并转换为图片格式
Bitmap bmp = (Bitmap) bundle.get("data");
FileOutputStream fout = null;
String filename = null;
try {
filename = UtilImags.SHOWFILEURL(SettingActivity.this) + "/" + name;
} catch (IOException e) {
}
try {
fout = new FileOutputStream(filename);
bmp.compress(Bitmap.CompressFormat.JPEG, 100, fout);
} catch (FileNotFoundException e) {
showToastShort("上传失败");
} finally {
try {
fout.flush();
fout.close();
} catch (IOException e) {
showToastShort("上传失败");
}
}
zqRoundOvalImageView.setImageBitmap(bmp);
staffFileupload(new File(filename));
}
if (requestCode == 2 && resultCode == Activity.RESULT_OK
&& null != data) {
try {
Uri selectedImage = data.getData();
String[] filePathColumns = {MediaStore.Images.Media.DATA};
Cursor c = this.getContentResolver().query(selectedImage,
filePathColumns, null, null, null);
c.moveToFirst();
int columnIndex = c.getColumnIndex(filePathColumns[0]);
String picturePath = c.getString(columnIndex);
c.close();
Bitmap bmp = BitmapFactory.decodeFile(picturePath);
// 获取图片并显示
zqRoundOvalImageView.setImageBitmap(bmp);
saveBitmapFile(UtilImags.compressScale(bmp), UtilImags.SHOWFILEURL(SettingActivity.this) + "/stscname.jpg");
staffFileupload(new File(UtilImags.SHOWFILEURL(SettingActivity.this) + "/stscname.jpg"));
} catch (Exception e) {
showToastShort("上传失败");
}
}
}
public void saveBitmapFile(Bitmap bitmap, String path) {
File file = new File(path);//将要保存图片的路径
try {
BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(file));
bitmap.compress(Bitmap.CompressFormat.JPEG, 100, bos);
bos.flush();
bos.close();
} catch (IOException e) {
e.printStackTrace();
}
}
public void staffFileupload(File file) {
if (false) {
showToastShort("网络未连接");
return;
}
HttpUtils http = new HttpUtils();
http.send(HttpRequest.HttpMethod.POST, URL, MYUPDATEIMG(file),
new RequestCallBack<String>() {
@Override
public void onFailure(HttpException arg0, String arg1) {
}
@Override
public void onSuccess(ResponseInfo<String> arg0) {
JSONObject jsonobj;
try {
jsonobj = new JSONObject(arg0.result.toString());
String errno = jsonobj.getString("errno");
String error = jsonobj.getString("error");
if (errno.equals("0") && error.equals("success")) {
JSONArray jsonarray = jsonobj.getJSONArray("data");
JSONObject jsonobjq = jsonarray.getJSONObject(0);
urlsf = jsonobjq.getString("url");
UtilFileDB.ADDFile(aCache, "stscimage", urlsf);
img = 3;
showToastShort("头像修改成功");
} else {
showToastShort("头像修改失败");
}
} catch (JSONException e) {
return;
}
}
});
}
/***
* 修改头像
*
* @return
*/
public static final RequestParams MYUPDATEIMG(File file) {
RequestParams params = new RequestParams();
params.addBodyParameter("c", "profile");
params.addBodyParameter("a", "setavatar");
params.addBodyParameter("uid", "");
params.addBodyParameter("username", "");
if (file != null) {
params.addBodyParameter("filedata", file);
}
return params;
}
private void showToastShort(String string) {
Toast.makeText(SettingActivity.this, string, Toast.LENGTH_LONG).show();
}
}
AndroidManifest.xml权限
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<!-- SD卡权限 -->
<uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS" />
<!-- 定位 -->
<!-- 用于进行网络定位 -->
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" >
</uses-permission>
<uses-permission android:name="android.permission.ACCESS_LOCATION_EXTRA_COMMANDS">
</uses-permission>
<!-- 用于访问wifi网络信息，wifi信息会用于进行网络定位 -->
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" >
</uses-permission>
<!-- 这个权限用于获取wifi的获取权限，wifi信息会用来进行网络定位 -->
<uses-permission android:name="android.permission.CHANGE_WIFI_STATE" >
</uses-permission>
<!-- 用于读取手机当前的状态 -->
<uses-permission android:name="android.permission.READ_PHONE_STATE" >
</uses-permission>
<!-- 写入扩展存储，向扩展卡写入数据，用于写入缓存定位数据 -->
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" >
</uses-permission>
源码点击下载
https://github.com/DickyQie/android-imageview/tree/picture-upload
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