1.修改RA Image Android照片列表横竖屏Columns。

RA Image/app/src/main/java/com/usai/redant/raimage/PhotoList/NewPhotoPreviewActivity.java

@@ -102,12 +102,12 @@ public class NewPhotoPreviewActivity extends AppCompatActivity {
                 String path = photos.get(position);
 
                 // 低性能机器
-                Bitmap bitmap = scaleImage(path,150,150);
-                xuanImageView.setImageBitmap(bitmap);
+//                Bitmap bitmap = scaleImage(path,500,500);
+//                xuanImageView.setImageBitmap(bitmap);
 
                 // 机能好的机器
-//                Bitmap bitmap = BitmapFactory.decodeFile(path);
-//                xuanImageView.setImageBitmap(bitmap);
+                Bitmap bitmap = BitmapFactory.decodeFile(path);
+                xuanImageView.setImageBitmap(bitmap);
 
                 container.addView(xuanImageView);
 

RA Image/app/src/main/java/com/usai/redant/raimage/PhotoList/PhotoGridActivity.java

@@ -1,17 +1,12 @@
 package com.usai.redant.raimage.PhotoList;
 
-import android.content.Context;
+
 import android.content.Intent;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.support.v7.app.ActionBar;
 import android.support.v7.app.AppCompatActivity;
 import android.os.Bundle;
-import android.support.v7.widget.DefaultItemAnimator;
-import android.support.v7.widget.GridLayoutManager;
-import android.support.v7.widget.RecyclerView;
-import android.util.AttributeSet;
-import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.MenuItem;
 import android.view.View;
@@ -22,12 +17,7 @@ import android.widget.Button;
 import android.widget.GridView;
 import android.widget.ImageButton;
 import android.widget.ImageView;
-import android.widget.RelativeLayout;
-import android.widget.SimpleAdapter;
-import android.widget.Toast;
-
 import com.usai.redant.raimage.R;
-
 import java.io.File;
 import java.io.Serializable;
 import java.util.ArrayList;
@@ -41,6 +31,10 @@ public class PhotoGridActivity extends AppCompatActivity {
     private Button deleteBtn;
     private ArrayList<HashMap<String,String>> photoDic;
 
+    private static int land_col = 5;
+    private static int portrait_col = 3;
+    private int col;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -87,6 +81,13 @@ public class PhotoGridActivity extends AppCompatActivity {
         int w = getWindowManager().getDefaultDisplay().getWidth();
 
 
+        if (w > h) {
+            col = land_col;
+        } else {
+            col = portrait_col;
+        }
+        gridView.setNumColumns(col);
+
 
         // 设置Adapter
         gridView.setAdapter(adapter = new GridViewAdapter());
@@ -205,7 +206,7 @@ public class PhotoGridActivity extends AppCompatActivity {
             String path = item.get("path");
 
 
-            Bitmap bitmap = scaleImage(path,200,200);
+            Bitmap bitmap = scaleImage(path,500,500);
 
             holder.photoView.setImageBitmap(bitmap);
 
@@ -244,7 +245,7 @@ public class PhotoGridActivity extends AppCompatActivity {
 
 
             /**解决Item被拉伸压缩*/
-            int itemWidth = (int)(getResources().getDisplayMetrics().widthPixels -  4 * 10)  / 3;
+            int itemWidth = (int)(getResources().getDisplayMetrics().widthPixels -  (col + 1) * 10)  / col;
             int itemHeight = itemWidth;
 
             AbsListView.LayoutParams param = (AbsListView.LayoutParams) cell.getLayoutParams();