第一阶段个人冲刺记录07

今天：完成相机调用和从相册选取图片功能

明天：对各个成员的项目进行整合

遇到的困难：相机调用和相册选取图片异常，找了教程学习

/**
     * 打开相册
     */
    private void openAlbum() {
        Intent intent = new Intent();
        intent.setAction(Intent.ACTION_PICK);
        intent.setType("image/*");
        startActivityForResult(intent, OPEN_ALBUM_CODE);
    }

    /**
     * 打开相机
     */
    private void turnOnCamera() {
        SimpleDateFormat timeStampFormat = new SimpleDateFormat("HH_mm_ss");
        String filename = timeStampFormat.format(new Date());
        //创建File对象
        outputImage = new File(getExternalCacheDir(), "takePhoto" + filename + ".jpg");
        Uri imageUri;
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
            imageUri = FileProvider.getUriForFile(this,
                    "com.llw.goodtrash.fileprovider", outputImage);
        } else {
            imageUri = Uri.fromFile(outputImage);
        }
        //打开相机
        Intent intent = new Intent();
        intent.setAction(MediaStore.ACTION_IMAGE_CAPTURE);
        intent.putExtra(MediaStore.EXTRA_OUTPUT, imageUri);
        startActivityForResult(intent, TAKE_PHOTO_CODE);
    }

<com.google.android.material.button.MaterialButton
                    android:id="@+id/btn_open_album"
                    style="@style/Widget.MaterialComponents.Button.UnelevatedButton"
                    android:layout_width="0dp"
                    android:layout_height="@dimen/dp_50"
                    android:layout_marginStart="@dimen/dp_6"
                    android:layout_marginEnd="@dimen/dp_6"
                    android:layout_weight="1"
                    android:gravity="center"
                    android:insetTop="@dimen/dp_0"
                    android:insetBottom="@dimen/dp_0"
                    android:text="相册图片"
                    android:textSize="@dimen/sp_16"
                    android:theme="@style/Theme.MaterialComponents.Light.DarkActionBar"
                    app:backgroundTint="@color/colorPrimaryDark"
                    app:cornerRadius="@dimen/dp_12"
                    app:iconGravity="textStart"
                    app:iconSize="@dimen/dp_24" />

                <com.google.android.material.button.MaterialButton
                    android:id="@+id/btn_take_photo"
                    style="@style/Widget.MaterialComponents.Button.UnelevatedButton"
                    android:layout_width="0dp"
                    android:layout_height="@dimen/dp_50"
                    android:layout_marginStart="@dimen/dp_6"
                    android:layout_weight="1"
                    android:gravity="center"
                    android:insetTop="@dimen/dp_0"
                    android:insetBottom="@dimen/dp_0"
                    android:text="拍照图片"
                    android:textSize="@dimen/sp_16"
                    android:theme="@style/Theme.MaterialComponents.Light.DarkActionBar"
                    app:backgroundTint="@color/colorPrimaryDark"
                    app:cornerRadius="@dimen/dp_12"
                    app:iconGravity="textStart"
                    app:iconSize="@dimen/dp_24" />
            </LinearLayout>