package com.lcjian.library.util;
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import java.io.BufferedOutputStream;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.Locale;
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import android.app.Activity;
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import android.content.Context;
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import android.content.Intent;
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import android.database.Cursor;
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import android.graphics.Bitmap;
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import android.net.Uri;
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import android.os.Environment;
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import android.provider.MediaStore;
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import androidx.fragment.app.Fragment;
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public class ImageChooseHelper {
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private static final int REQUEST_CODE_GET = 0;
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private static final int REQUEST_CODE_CAPTURE = 1;
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private static final int REQUEST_CODE_CROP = 2;
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private static final int REQUEST_CODE_CAPTURE_ORIGIN = 3;
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private Activity mActivity;
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private Fragment mFragment;
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private Context mContext;
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private boolean mNeedCrop;
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private Callback mCallback;
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public interface Callback {
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public void onResult(Bitmap bitmap, String path);
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public void onError();
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}
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public static ImageChooseHelper create(Activity activity, boolean needCrop, Callback callback) {
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return new ImageChooseHelper(activity, needCrop, callback);
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}
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public static ImageChooseHelper create(Fragment fragment, boolean needCrop, Callback callback) {
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return new ImageChooseHelper(fragment, needCrop, callback);
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}
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private ImageChooseHelper(Activity activity, boolean needCrop, Callback callback) {
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this.mActivity = activity;
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this.mContext = activity;
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this.mNeedCrop = needCrop;
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this.mCallback = callback;
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}
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private ImageChooseHelper(Fragment fragment, boolean needCrop, Callback callback) {
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this.mFragment = fragment;
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this.mContext = fragment.getActivity();
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this.mNeedCrop = needCrop;
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this.mCallback = callback;
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}
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public void startActivityGet() {
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/***
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* 这个是调用android内置的intent，来过滤图片文件，同时也可以过滤其他的
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*/
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Intent intent = new Intent();
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intent.setType("image/*");
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intent.setAction(Intent.ACTION_GET_CONTENT);
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if (mActivity == null) {
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mFragment.startActivityForResult(intent, REQUEST_CODE_GET);
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} else {
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mActivity.startActivityForResult(intent, REQUEST_CODE_GET);
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}
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}
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public void startActivityCapture() {
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Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
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if (mActivity == null) {
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mFragment.startActivityForResult(intent, REQUEST_CODE_CAPTURE);
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} else {
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mActivity.startActivityForResult(intent, REQUEST_CODE_CAPTURE);
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}
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}
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private Uri mUri;
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public void startActivityCaptureOrigin() {
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if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
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String name = new SimpleDateFormat("yyyyMMddhhmmss", Locale.CHINA).format(new Date()) + ".jpg";
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mUri = Uri.fromFile(new File(mContext.getExternalFilesDir(Environment.DIRECTORY_PICTURES),
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name));
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Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
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intent.putExtra(MediaStore.Images.Media.ORIENTATION, 0);
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intent.putExtra(MediaStore.EXTRA_OUTPUT, mUri);
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if (mActivity == null) {
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mFragment.startActivityForResult(intent, REQUEST_CODE_CAPTURE_ORIGIN);
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} else {
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mActivity.startActivityForResult(intent, REQUEST_CODE_CAPTURE_ORIGIN);
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}
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}
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}
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private void startCrop(Uri uri, int size) {
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Intent intent = new Intent("com.android.camera.action.CROP");
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intent.setDataAndType(uri, "image/*");
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// crop为true是设置在开启的intent中设置显示的view可以剪裁
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intent.putExtra("crop", "true");
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// aspectX aspectY 是宽高的比例
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intent.putExtra("aspectX", 1);
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intent.putExtra("aspectY", 1);
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// outputX,outputY 是剪裁图片的宽高
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intent.putExtra("outputX", size);
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intent.putExtra("outputY", size);
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intent.putExtra("return-data", true);
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if (mActivity == null) {
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mFragment.startActivityForResult(intent, REQUEST_CODE_CROP);
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} else {
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mActivity.startActivityForResult(intent, REQUEST_CODE_CROP);
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}
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}
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public void handleActivityResult(int requestCode, int resultCode, Intent data) {
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if (resultCode == Activity.RESULT_OK) {
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switch (requestCode) {
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case REQUEST_CODE_GET: {
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if (mNeedCrop) {
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startCrop(data.getData(), 150);
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} else {
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/**
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* 当选择的图片不为空的话，在获取到图片的途径
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*/
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Uri uri = data.getData();
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String[] pojo = { MediaStore.Images.Media.DATA };
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Cursor cursor = mContext.getContentResolver().query(uri, pojo, null, null, null);
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if (cursor != null) {
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int colunm_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
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cursor.moveToFirst();
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String path = cursor.getString(colunm_index);
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mCallback.onResult(null, path);
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} else {
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mCallback.onError();
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}
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cursor.close();
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}
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}
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break;
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case REQUEST_CODE_CAPTURE:
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if (mNeedCrop) {
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Bitmap bitmap = (Bitmap) data.getExtras().get("data");
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startCrop(Uri.fromFile(new File(saveBitmap(bitmap))), 150);
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} else {
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mCallback.onResult((Bitmap) data.getExtras().getParcelable("data"), null);
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}
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break;
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case REQUEST_CODE_CAPTURE_ORIGIN:
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if (mNeedCrop) {
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startCrop(mUri, 150);
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} else {
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mCallback.onResult(null, mUri.getPath());
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}
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break;
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case REQUEST_CODE_CROP:
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mCallback.onResult((Bitmap) data.getExtras().getParcelable("data"), null);
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break;
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default:
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break;
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}
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}
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}
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public String saveBitmap(Bitmap bitmap) {
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String name = new SimpleDateFormat("yyyyMMddhhmmss", Locale.CHINA).format(new Date());
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String fileNmae;
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if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED)) {
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fileNmae = mContext.getExternalFilesDir(null) + File.separator + "save/" + name + ".jpg";
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} else {
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fileNmae = mContext.getFilesDir() + File.separator + "save/" + name + ".jpg";
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}
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File myCaptureFile = new File(fileNmae);
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if (!myCaptureFile.getParentFile().exists()) {
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myCaptureFile.getParentFile().mkdirs();
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}
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FileOutputStream fis = null;
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try {
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fis = new FileOutputStream(myCaptureFile);
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BufferedOutputStream bos = new BufferedOutputStream(fis);
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bitmap.compress(Bitmap.CompressFormat.JPEG, 100, bos);
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try {
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bos.flush();
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} catch (IOException e) {
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fileNmae = null;
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e.printStackTrace();
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} finally {
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try {
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bos.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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} catch (FileNotFoundException e) {
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fileNmae = null;
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e.printStackTrace();
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} finally {
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if (fis != null) {
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try {
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fis.close();
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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return fileNmae;
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}
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}
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