Move injection methods to Device

Only the main injection method was exposed on Device, the convenience
methods were implemented in Controller.

For consistency, move them all to the Device class.

server/src/main/java/com/genymobile/scrcpy/Controller.java

@@ -1,10 +1,7 @@
 package com.genymobile.scrcpy;
 
-import com.genymobile.scrcpy.wrappers.InputManager;
-
 import android.os.SystemClock;
 import android.view.InputDevice;
-import android.view.InputEvent;
 import android.view.KeyCharacterMap;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
@@ -50,7 +47,7 @@ public class Controller {
     public void control() throws IOException {
         // on start, power on the device
         if (!device.isScreenOn()) {
-            injectKeycode(KeyEvent.KEYCODE_POWER);
+            device.injectKeycode(KeyEvent.KEYCODE_POWER);
 
             // dirty hack
             // After POWER is injected, the device is powered on asynchronously.
@@ -133,7 +130,7 @@ public class Controller {
     }
 
     private boolean injectKeycode(int action, int keycode, int metaState) {
-        return injectKeyEvent(action, keycode, 0, metaState);
+        return device.injectKeyEvent(action, keycode, 0, metaState);
     }
 
     private boolean injectChar(char c) {
@@ -144,7 +141,7 @@ public class Controller {
             return false;
         }
         for (KeyEvent event : events) {
-            if (!injectEvent(event)) {
+            if (!device.injectEvent(event)) {
                 return false;
             }
         }
@@ -200,7 +197,7 @@ public class Controller {
         MotionEvent event = MotionEvent
                 .obtain(lastTouchDown, now, action, pointerCount, pointerProperties, pointerCoords, 0, buttons, 1f, 1f, DEVICE_ID_VIRTUAL, 0,
                         InputDevice.SOURCE_TOUCHSCREEN, 0);
-        return injectEvent(event);
+        return device.injectEvent(event);
     }
 
     private boolean injectScroll(Position position, int hScroll, int vScroll) {
@@ -223,26 +220,11 @@ public class Controller {
         MotionEvent event = MotionEvent
                 .obtain(lastTouchDown, now, MotionEvent.ACTION_SCROLL, 1, pointerProperties, pointerCoords, 0, 0, 1f, 1f, DEVICE_ID_VIRTUAL, 0,
                         InputDevice.SOURCE_TOUCHSCREEN, 0);
-        return injectEvent(event);
+        return device.injectEvent(event);
-    }
-
-    private boolean injectKeyEvent(int action, int keyCode, int repeat, int metaState) {
-        long now = SystemClock.uptimeMillis();
-        KeyEvent event = new KeyEvent(now, now, action, keyCode, repeat, metaState, KeyCharacterMap.VIRTUAL_KEYBOARD, 0, 0,
-                InputDevice.SOURCE_KEYBOARD);
-        return injectEvent(event);
-    }
-
-    private boolean injectKeycode(int keyCode) {
-        return injectKeyEvent(KeyEvent.ACTION_DOWN, keyCode, 0, 0) && injectKeyEvent(KeyEvent.ACTION_UP, keyCode, 0, 0);
-    }
-
-    private boolean injectEvent(InputEvent event) {
-        return device.injectInputEvent(event, InputManager.INJECT_INPUT_EVENT_MODE_ASYNC);
     }
 
     private boolean pressBackOrTurnScreenOn() {
         int keycode = device.isScreenOn() ? KeyEvent.KEYCODE_BACK : KeyEvent.KEYCODE_POWER;
-        return injectKeycode(keycode);
+        return device.injectKeycode(keycode);
     }
 }

server/src/main/java/com/genymobile/scrcpy/Device.java

@@ -10,8 +10,12 @@ import android.content.IOnPrimaryClipChangedListener;
 import android.graphics.Rect;
 import android.os.Build;
 import android.os.IBinder;
+import android.os.SystemClock;
 import android.view.IRotationWatcher;
+import android.view.InputDevice;
 import android.view.InputEvent;
+import android.view.KeyCharacterMap;
+import android.view.KeyEvent;
 
 import java.util.concurrent.atomic.AtomicBoolean;
 
@@ -147,7 +151,7 @@ public final class Device {
         return supportsInputEvents;
     }
 
-    public boolean injectInputEvent(InputEvent inputEvent, int mode) {
+    public boolean injectEvent(InputEvent inputEvent, int mode) {
         if (!supportsInputEvents()) {
             throw new AssertionError("Could not inject input event if !supportsInputEvents()");
         }
@@ -159,6 +163,21 @@ public final class Device {
         return serviceManager.getInputManager().injectInputEvent(inputEvent, mode);
     }
 
+    public boolean injectEvent(InputEvent event) {
+        return injectEvent(event, InputManager.INJECT_INPUT_EVENT_MODE_ASYNC);
+    }
+
+    public boolean injectKeyEvent(int action, int keyCode, int repeat, int metaState) {
+        long now = SystemClock.uptimeMillis();
+        KeyEvent event = new KeyEvent(now, now, action, keyCode, repeat, metaState, KeyCharacterMap.VIRTUAL_KEYBOARD, 0, 0,
+                InputDevice.SOURCE_KEYBOARD);
+        return injectEvent(event);
+    }
+
+    public boolean injectKeycode(int keyCode) {
+        return injectKeyEvent(KeyEvent.ACTION_DOWN, keyCode, 0, 0) && injectKeyEvent(KeyEvent.ACTION_UP, keyCode, 0, 0);
+    }
+
     public boolean isScreenOn() {
         return serviceManager.getPowerManager().isScreenOn();
     }