Merge pull request #4 from XuDaojie/master

Add MediaUtil and UriUtil

Author: WuXiaolong

.idea/.name

@@ -218,6 +218,30 @@ String getVersionName(Context context)
 int getVersionCode(Context context)
 ```
 
+## MediaUtil
+多媒体工具类
+
+### 打开系统拍照
+``` java
+void startActivityForCamera(Activity activity, int requestCode, Uri outputUri)
+void startActivityForCamera(Activity activity, int requestCode)
+```
+
+### 打开系统相册
+``` java
+void startActivityForGallery(Activity activity, int requestCode)
+```
+
+### 打开系统裁剪
+``` java
+void startActivityForImageCut(Activity activity, int requestCode,
+                                          Uri inputUri, Uri outputUri,
+                                          int width, int height)
+```
+
+## UriUtil
+Uri工具类
+
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.idea/encodings.xml

@@ -0,0 +1,94 @@
+package com.wuxiaolong.androidutils.library;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.graphics.Bitmap;
+import android.net.Uri;
+import android.provider.MediaStore;
+
+/**
+ * Created by xdj on 16/8/28.
+ */
+@SuppressWarnings("unused")
+public class MediaUtil {
+
+    private static final String TAG = MediaUtil.class.getSimpleName();
+
+    public static final int PHOTO_REQUEST_GALLERY = 1000;
+    public static final int PHOTO_REQUEST_CAMERA = 1001;
+    public static final int PHOTO_REQUEST_CUT = 1002;
+
+    /**
+     * 进入系统拍照
+     * @param activity
+     * @param outputUri 照片输出路径 Uri.fromFile(new File(Environment.getExternalStorageDirectory() + "/image.jpg"))
+     */
+    public static void startActivityForCamera(Activity activity, int requestCode, Uri outputUri) {
+        Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
+        intent.addCategory(Intent.CATEGORY_DEFAULT);
+        // 制定图片保存路径
+        intent.putExtra(MediaStore.EXTRA_OUTPUT, outputUri);
+        activity.startActivityForResult(intent, requestCode);
+    }
+
+    /**
+     * 进入系统拍照 (输出为Bitmap)<br>
+     *
+     * 获得输出
+     * 在 @<code>onActivityResult</code>中<br>
+     * 通过@<code>Bitmap bitmap = (Bitmap)intent.data.getExtras().get("data")</code>获取<br>
+     *
+     * Tips: 返回的Bitmap并非原图的Bitmap而是经过压缩的Bitmap
+     * @param activity
+     *
+     */
+    public static void startActivityForCamera(Activity activity, int requestCode) {
+        Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
+        intent.addCategory(Intent.CATEGORY_DEFAULT);
+        activity.startActivityForResult(intent, requestCode);
+    }
+
+    /**
+     * 进入系统图库<br>
+     * 获得输出<br>
+     * 在 @<code>onActivityResult</code>中通过@<code>Uri uri = intent.getData()</code>获取<br>
+     * Uri返回路径格式为 content://media/external/images/media/32073<br>
+     * 需要经过转换才能获得绝对路径 {@link com.wuxiaolong.androidutils.library.UriUtil}
+     * @param activity
+     */
+    public static void startActivityForGallery(Activity activity, int requestCode) {
+        // 弹出系统图库
+        Intent i = new Intent(Intent.ACTION_PICK,
+                MediaStore.Images.Media.EXTERNAL_CONTENT_URI);
+        activity.startActivityForResult(i, requestCode);
+    }
+
+    /**
+     * 进入系统裁剪
+     * @param inputUri 需裁剪的图片路径 Uri.fromFile(new File(Environment.getExternalStorageDirectory() + "/image.jpg")
+     * @param outputUri 裁剪后图片路径 Uri.fromFile(new File(Environment.getExternalStorageDirectory() + "/image_cut.jpg")
+     * @param width 裁剪后宽度(px)
+     * @param height 裁剪后高度(px)
+     */
+    public static void startActivityForImageCut(Activity activity, int requestCode,
+                                          Uri inputUri, Uri outputUri,
+                                          int width, int height) {
+        Intent intent = new Intent("com.android.camera.action.CROP");
+        intent.setDataAndType(inputUri, "image/*");
+        // 下面这个crop=true是设置在开启的Intent中设置显示的VIEW可裁剪
+        intent.putExtra("crop", "true");
+        intent.putExtra("scale", true); // 去黑边
+        intent.putExtra("scaleUpIfNeeded", true); // 去黑边
+        // aspectX aspectY 裁剪框宽高比例
+        intent.putExtra("aspectX", width); // 输出是X方向的比例
+        intent.putExtra("aspectY", height);
+        // outputX outputY 输出图片宽高，切忌不要再改动下列数字，会卡死
+        intent.putExtra("outputX", width); // 输出X方向的像素
+        intent.putExtra("outputY", height);
+        intent.putExtra("outputFormat", Bitmap.CompressFormat.JPEG.toString());
+        intent.putExtra("noFaceDetection", true);
+        intent.putExtra(MediaStore.EXTRA_OUTPUT, outputUri);
+        intent.putExtra("return-data", false); // 设置为不返回数据
+        activity.startActivityForResult(intent, requestCode);
+    }
+}

.idea/gradle.xml

@@ -0,0 +1,27 @@
+package com.wuxiaolong.androidutils.library;
+
+import android.content.Context;
+import android.database.Cursor;
+import android.net.Uri;
+import android.provider.MediaStore;
+
+/**
+ * Created by xdj on 16/8/31.
+ */
+@SuppressWarnings("unused")
+public class UriUtil {
+
+    /**
+     * 将 content://media/external/images/media/32073 格式路径转为文件绝对路径
+     * @param uri
+     * @return
+     */
+    public static String convertToFilePath(Context context, Uri uri) {
+        String[] proj = {MediaStore.Images.Media.DATA};
+        Cursor cursor = context.getContentResolver().query(uri, proj, null, null, null);
+        if (cursor.moveToFirst()) {
+            return cursor.getString(cursor.getColumnIndex(MediaStore.MediaColumns.DATA));
+        }
+        return null;
+    }
+}

.idea/misc.xml

@@ -7,15 +7,20 @@
 /**
  * Created by Administrator
  * on 2016/5/24.
+ *
+ * Android Studio 中会自动生成BuildConfig.java文件
+ * 可以通过此文件获得Apk的VersionCode、 VersionName、isDebug
  */
 @SuppressWarnings("unused")
 public class VersionUtil {
     /**
      * 获取版本号
+     * 使用 BuildConfig.VERSION_NAME 替换
      *
      * @param context 上下文
      * @return 版本号
      */
+    @Deprecated
     public static String getVersionName(Context context) {
         PackageManager packageManager = context.getPackageManager();
         String packageName = context.getPackageName();
@@ -30,10 +35,12 @@ public static String getVersionName(Context context) {
 
     /**
      * 获取版本code
+     * 使用 BuildConfig.VERSION_CODE 替换
      *
      * @param context 上下文
      * @return 版本code
      */
+    @Deprecated
     public static int getVersionCode(Context context) {
         PackageManager packageManager = context.getPackageManager();
         String packageName = context.getPackageName();