动画播放悬浮窗口

app/src/main/java/dongzhong/testforfloatingwindow/FloatingButtonService.java

@@ -8,7 +8,6 @@ import android.os.Build;
 import android.os.IBinder;
 import android.provider.Settings;
 import android.support.annotation.Nullable;
-import android.util.Log;
 import android.view.Gravity;
 import android.view.MotionEvent;
 import android.view.View;
@@ -20,6 +19,8 @@ import android.widget.Button;
  */
 
 public class FloatingButtonService extends Service {
+    public static boolean isStarted = false;
+
     private WindowManager windowManager;
     private WindowManager.LayoutParams layoutParams;
 
@@ -28,6 +29,7 @@ public class FloatingButtonService extends Service {
     @Override
     public void onCreate() {
         super.onCreate();
+        isStarted = true;
         windowManager = (WindowManager) getSystemService(WINDOW_SERVICE);
         layoutParams = new WindowManager.LayoutParams();
         if (Build.VERSION.SDK_INT > Build.VERSION_CODES.O) {
@@ -38,7 +40,7 @@ public class FloatingButtonService extends Service {
         layoutParams.format = PixelFormat.RGBA_8888;
         layoutParams.gravity = Gravity.LEFT | Gravity.TOP;
         layoutParams.flags = WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
-        layoutParams.width = 100;
+        layoutParams.width = 500;
         layoutParams.height = 100;
         layoutParams.x = 300;
         layoutParams.y = 300;
@@ -57,12 +59,10 @@ public class FloatingButtonService extends Service {
     }
 
     private void showFloatingWindow() {
-        button = new Button(getApplicationContext());
         if (Settings.canDrawOverlays(this)) {
+            button = new Button(getApplicationContext());
             button.setText("Floating Window");
             button.setBackgroundColor(Color.BLUE);
-            button.setWidth(100);
-            button.setHeight(100);
             windowManager.addView(button, layoutParams);
 
             button.setOnTouchListener(new FloatingOnTouchListener());
@@ -85,12 +85,11 @@ public class FloatingButtonService extends Service {
                     int nowY = (int) event.getRawY();
                     int movedX = nowX - x;
                     int movedY = nowY - y;
-                    Log.d("悬浮窗", "movedX = " + movedX + ", movedY =" + movedY);
                     x = nowX;
                     y = nowY;
                     layoutParams.x = layoutParams.x + movedX;
                     layoutParams.y = layoutParams.y + movedY;
-                    windowManager.updateViewLayout(button, layoutParams);
+                    windowManager.updateViewLayout(view, layoutParams);
                     break;
                 default:
                     break;

app/src/main/java/dongzhong/testforfloatingwindow/FloatingImageDisplayService.java

@@ -2,21 +2,137 @@ package dongzhong.testforfloatingwindow;
 
 import android.app.Service;
 import android.content.Intent;
+import android.graphics.PixelFormat;
+import android.os.Build;
+import android.os.Handler;
 import android.os.IBinder;
+import android.os.Message;
+import android.provider.Settings;
 import android.support.annotation.Nullable;
+import android.view.Gravity;
+import android.view.LayoutInflater;
+import android.view.MotionEvent;
+import android.view.View;
 import android.view.WindowManager;
+import android.widget.ImageView;
 
 /**
  * Created by dongzhong on 2018/5/30.
  */
 
 public class FloatingImageDisplayService extends Service {
+    public static boolean isStarted = false;
+
     private WindowManager windowManager;
     private WindowManager.LayoutParams layoutParams;
 
+    private View displayView;
+
+    private int[] images;
+    private int imageIndex = 0;
+
+    private Handler changeImageHandler;
+
+    @Override
+    public void onCreate() {
+        super.onCreate();
+        isStarted = true;
+        windowManager = (WindowManager) getSystemService(WINDOW_SERVICE);
+        layoutParams = new WindowManager.LayoutParams();
+        if (Build.VERSION.SDK_INT > Build.VERSION_CODES.O) {
+            layoutParams.type = WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY;
+        } else {
+            layoutParams.type = WindowManager.LayoutParams.TYPE_PHONE;
+        }
+        layoutParams.format = PixelFormat.RGBA_8888;
+        layoutParams.gravity = Gravity.LEFT | Gravity.TOP;
+        layoutParams.flags = WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
+        layoutParams.width = 500;
+        layoutParams.height = 500;
+        layoutParams.x = 300;
+        layoutParams.y = 300;
+
+        images = new int[] {
+                R.drawable.image_01,
+                R.drawable.image_02,
+                R.drawable.image_03,
+                R.drawable.image_04,
+                R.drawable.image_05,
+        };
+
+        changeImageHandler = new Handler(this.getMainLooper(), changeImageCallback);
+    }
+
     @Nullable
     @Override
     public IBinder onBind(Intent intent) {
         return null;
     }
+
+    @Override
+    public int onStartCommand(Intent intent, int flags, int startId) {
+        showFloatingWindow();
+        return super.onStartCommand(intent, flags, startId);
+    }
+
+    private void showFloatingWindow() {
+        if (Settings.canDrawOverlays(this)) {
+            LayoutInflater layoutInflater = LayoutInflater.from(this);
+            displayView = layoutInflater.inflate(R.layout.image_display, null);
+            displayView.setOnTouchListener(new FloatingOnTouchListener());
+            ImageView imageView = displayView.findViewById(R.id.image_display_imageview);
+            imageView.setImageResource(images[imageIndex]);
+            windowManager.addView(displayView, layoutParams);
+
+            changeImageHandler.sendEmptyMessageDelayed(0, 2000);
+        }
+    }
+
+    private Handler.Callback changeImageCallback = new Handler.Callback() {
+        @Override
+        public boolean handleMessage(Message msg) {
+            if (msg.what == 0) {
+                imageIndex++;
+                if (imageIndex >= 5) {
+                    imageIndex = 0;
+                }
+                if (displayView != null) {
+                    ((ImageView) displayView.findViewById(R.id.image_display_imageview)).setImageResource(images[imageIndex]);
+                }
+                windowManager.updateViewLayout(displayView, layoutParams);
+
+                changeImageHandler.sendEmptyMessageDelayed(0, 2000);
+            }
+            return false;
+        }
+    };
+
+    private class FloatingOnTouchListener implements View.OnTouchListener {
+        private int x;
+        private int y;
+
+        @Override
+        public boolean onTouch(View view, MotionEvent event) {
+            switch (event.getAction()) {
+                case MotionEvent.ACTION_DOWN:
+                    x = (int) event.getRawX();
+                    y = (int) event.getRawY();
+                    break;
+                case MotionEvent.ACTION_MOVE:
+                    int nowX = (int) event.getRawX();
+                    int nowY = (int) event.getRawY();
+                    int movedX = nowX - x;
+                    int movedY = nowY - y;
+                    x = nowX;
+                    y = nowY;
+                    layoutParams.x = layoutParams.x + movedX;
+                    layoutParams.y = layoutParams.y + movedY;
+                    windowManager.updateViewLayout(view, layoutParams);
+                    break;
+                default:
+                    break;
+            }
+            return false;
+        }
+    }
 }

app/src/main/java/dongzhong/testforfloatingwindow/MainActivity.java

@@ -29,6 +29,9 @@ public class MainActivity extends AppCompatActivity {
     }
 
     public void startFloatingButtonService(View view) {
+        if (FloatingButtonService.isStarted) {
+            return;
+        }
         if (!Settings.canDrawOverlays(this)) {
             Toast.makeText(this, "当前无权限，请授权", Toast.LENGTH_SHORT);
             startActivityForResult(new Intent(Settings.ACTION_MANAGE_OVERLAY_PERMISSION, Uri.parse("package:" + getPackageName())), 1111);
@@ -37,12 +40,15 @@ public class MainActivity extends AppCompatActivity {
         }
     }
 
-    public void startFloatingLayoutService(View view) {
+    public void startFloatingImageDisplayService(View view) {
+        if (FloatingImageDisplayService.isStarted) {
+            return;
+        }
         if (!Settings.canDrawOverlays(this)) {
             Toast.makeText(this, "当前无权限，请授权", Toast.LENGTH_SHORT);
             startActivityForResult(new Intent(Settings.ACTION_MANAGE_OVERLAY_PERMISSION, Uri.parse("package:" + getPackageName())), 1111);
         } else {
-            startService(new Intent(MainActivity.this, FloatingButtonService.class));
+            startService(new Intent(MainActivity.this, FloatingImageDisplayService.class));
         }
     }
 }

app/src/main/res/layout/activity_main.xml

@@ -14,7 +14,7 @@
     <Button
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:text="start floating layout"
-        android:onClick="startFloatingLayoutService"/>
+        android:text="start floating image display"
+        android:onClick="startFloatingImageDisplayService"/>
 
 </LinearLayout>
\ No newline at end of file

app/src/main/res/layout/image_display.xml

+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:orientation="vertical" >
+
+    <ImageView
+        android:id="@+id/image_display_imageview"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content" />
+
+</LinearLayout>
\ No newline at end of file