Merge pull request #4236 from SeannyM/android-buttons

Android: Wiimote on-screen buttons + more

Source/Android/app/src/main/assets/WiimoteNew.ini

@@ -33,7 +33,7 @@ Tilt/Modifier/Range = 50,000000
 Shake/X = `Button 132`
 Shake/Y = `Button 133`
 Shake/Z = `Button 134`
-Extension = None
+Extension = Nunchuk
 Nunchuk/Buttons/C = `Button 200`
 Nunchuk/Buttons/Z = `Button 201`
 Nunchuk/Stick/Up = `Axis 203`

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/activities/EmulationActivity.java

@@ -2,13 +2,17 @@ package org.dolphinemu.dolphinemu.activities;
 
 import android.app.Activity;
 import android.app.ActivityOptions;
+import android.app.AlertDialog;
 import android.app.Fragment;
 import android.content.Context;
+import android.content.DialogInterface;
 import android.content.Intent;
+import android.content.SharedPreferences;
 import android.hardware.usb.UsbManager;
 import android.os.Bundle;
 import android.os.Handler;
 import android.os.Message;
+import android.preference.PreferenceManager;
 import android.support.v7.app.AppCompatActivity;
 import android.view.InputDevice;
 import android.view.KeyEvent;
@@ -48,6 +52,8 @@ public final class EmulationActivity extends AppCompatActivity
 
 	private String mSubmenuFragmentTag;
 
+	private SharedPreferences mPreferences;
+
 	// So that MainActivity knows which view to invalidate before the return animation.
 	private int mPosition;
 
@@ -55,6 +61,8 @@ public final class EmulationActivity extends AppCompatActivity
 	private boolean mSystemUiVisible;
 	private boolean mMenuVisible;
 
+	private static boolean mIsGameCubeGame;
+
 	/**
 	 * Handlers are a way to pass a message to an Activity telling it to do something
 	 * on the UI thread. This Handler responds to any message, even blank ones, by
@@ -209,6 +217,10 @@ public final class EmulationActivity extends AppCompatActivity
 				menuFragment.setTitleText(mSelectedTitle);
 			}
 		}
+
+		mPreferences = PreferenceManager.getDefaultSharedPreferences(this);
+
+		mIsGameCubeGame = (NativeLibrary.GetPlatform(path) == 0);
 	}
 
 	@Override
@@ -383,13 +395,92 @@ public final class EmulationActivity extends AppCompatActivity
 	{
 		switch (id)
 		{
-			// Enable/Disable input overlay.
+			// Enable/Disable specific buttons or the entire input overlay.
 			case R.id.menu_emulation_input_overlay:
+			{
+				boolean[] enabledButtons = new boolean[11];
+				AlertDialog.Builder builder = new AlertDialog.Builder(this);
+				builder.setTitle(R.string.emulation_toggle_input);
+				if (mIsGameCubeGame)
+				{
+					for (int i = 0; i < enabledButtons.length; i++)
+					{
+						enabledButtons[i] = mPreferences.getBoolean("buttonToggleGc" + i, true);
+					}
+					builder.setMultiChoiceItems(R.array.gcpadButtons, enabledButtons,
+							new DialogInterface.OnMultiChoiceClickListener()
+					{
+						@Override
+						public void onClick(DialogInterface dialog, int indexSelected, boolean isChecked)
+						{
+							SharedPreferences.Editor editor = mPreferences.edit();
+
+							if (mPreferences.getBoolean("buttonToggleGc" + indexSelected, true))
+							{
+								// If the button is enabled, disable it.
+								editor.putBoolean("buttonToggleGc" + indexSelected, false);
+							}
+							else
+							{
+								// If the button is disabled, enable it.
+								editor.putBoolean("buttonToggleGc" + indexSelected, true);
+							}
+							editor.apply();
+						}
+					});
+				}
+				else
+				{
+					for (int i = 0; i < enabledButtons.length; i++)
+					{
+						enabledButtons[i] = mPreferences.getBoolean("buttonToggleWii" + i, true);
+					}
+					builder.setMultiChoiceItems(R.array.wiimoteButtons, enabledButtons,
+							new DialogInterface.OnMultiChoiceClickListener()
+					{
+						@Override
+						public void onClick(DialogInterface dialog, int indexSelected, boolean isChecked)
+						{
+							SharedPreferences.Editor editor = mPreferences.edit();
+
+							if (mPreferences.getBoolean("buttonToggleWii" + indexSelected, true))
+							{
+								// If the button is enabled, disable it.
+								editor.putBoolean("buttonToggleWii" + indexSelected, false);
+							}
+							else
+							{
+								// If the button is disabled, enable it.
+								editor.putBoolean("buttonToggleWii" + indexSelected, true);
+							}
+
+							editor.apply();
+						}
+					});
+				}
+				builder.setNeutralButton(getString(R.string.emulation_toggle_all), new DialogInterface.OnClickListener()
+				{
+					@Override
+					public void onClick(DialogInterface dialogInterface, int i)
 					{
 						EmulationFragment emulationFragment = (EmulationFragment) getFragmentManager()
 								.findFragmentByTag(EmulationFragment.FRAGMENT_TAG);
-
 						emulationFragment.toggleInputOverlayVisibility();
+					}
+				});
+				builder.setPositiveButton(getString(R.string.emulation_done), new DialogInterface.OnClickListener()
+				{
+					@Override
+					public void onClick(DialogInterface dialogInterface, int i)
+					{
+						EmulationFragment emulationFragment = (EmulationFragment) getFragmentManager()
+								.findFragmentByTag(EmulationFragment.FRAGMENT_TAG);
+						emulationFragment.refreshInputOverlay();
+					}
+				});
+
+				AlertDialog alertDialog = builder.create();
+				alertDialog.show();
 
 				return;
 			}
@@ -667,6 +758,11 @@ public final class EmulationActivity extends AppCompatActivity
 		return mSelectedTitle;
 	}
 
+	public static boolean isGameCubeGame()
+	{
+		return mIsGameCubeGame;
+	}
+
 	public static void launch(Activity activity, String path, String title, String screenshotPath, int position, View sharedView)
 	{
 		Intent launcher = new Intent(activity, EmulationActivity.class);

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/fragments/EmulationFragment.java

@@ -162,6 +162,11 @@ public final class EmulationFragment extends Fragment implements SurfaceHolder.C
 		editor.apply();
 	}
 
+	public void refreshInputOverlay()
+	{
+		mInputOverlay.refreshControls();
+	}
+
 	@Override
 	public void surfaceCreated(SurfaceHolder holder)
 	{

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/overlay/InputOverlay.java

@@ -26,6 +26,7 @@ import org.dolphinemu.dolphinemu.NativeLibrary;
 import org.dolphinemu.dolphinemu.NativeLibrary.ButtonState;
 import org.dolphinemu.dolphinemu.NativeLibrary.ButtonType;
 import org.dolphinemu.dolphinemu.R;
+import org.dolphinemu.dolphinemu.activities.EmulationActivity;
 
 import java.util.HashSet;
 import java.util.Set;
@@ -37,12 +38,16 @@ import java.util.Set;
 public final class InputOverlay extends SurfaceView implements OnTouchListener
 {
 	private final Set<InputOverlayDrawableButton> overlayButtons = new HashSet<>();
+	private final Set<InputOverlayDrawableDpad> overlayDpads = new HashSet<>();
 	private final Set<InputOverlayDrawableJoystick> overlayJoysticks = new HashSet<>();
 
 	private boolean mIsInEditMode = false;
 	private InputOverlayDrawableButton mButtonBeingConfigured;
+	private InputOverlayDrawableDpad mDpadBeingConfigured;
 	private InputOverlayDrawableJoystick mJoystickBeingConfigured;
 
+	private SharedPreferences mPreferences;
+
 	/**
 	 * Resizes a {@link Bitmap} by a given scale factor
 	 * 
@@ -75,18 +80,10 @@ public final class InputOverlay extends SurfaceView implements OnTouchListener
 	{
 		super(context, attrs);
 
-		// Add all the overlay items to the HashSet.
-		overlayButtons.add(initializeOverlayButton(context, R.drawable.gcpad_a, ButtonType.BUTTON_A));
-		overlayButtons.add(initializeOverlayButton(context, R.drawable.gcpad_b, ButtonType.BUTTON_B));
-		overlayButtons.add(initializeOverlayButton(context, R.drawable.gcpad_x, ButtonType.BUTTON_X));
-		overlayButtons.add(initializeOverlayButton(context, R.drawable.gcpad_y, ButtonType.BUTTON_Y));
-		overlayButtons.add(initializeOverlayButton(context, R.drawable.gcpad_z, ButtonType.BUTTON_Z));
-		overlayButtons.add(initializeOverlayButton(context, R.drawable.gcpad_start, ButtonType.BUTTON_START));
-		overlayButtons.add(initializeOverlayButton(context, R.drawable.gcpad_l, ButtonType.TRIGGER_L));
-		overlayButtons.add(initializeOverlayButton(context, R.drawable.gcpad_r, ButtonType.TRIGGER_R));
-		overlayJoysticks.add(initializeOverlayJoystick(context,
-				R.drawable.gcpad_joystick_range, R.drawable.gcpad_joystick,
-				ButtonType.STICK_MAIN));
+		mPreferences = PreferenceManager.getDefaultSharedPreferences(getContext());
+
+		// Load the controls.
+		refreshControls();
 
 		// Set the on touch listener.
 		setOnTouchListener(this);
@@ -108,6 +105,11 @@ public final class InputOverlay extends SurfaceView implements OnTouchListener
 			button.draw(canvas);
 		}
 
+		for (InputOverlayDrawableDpad dpad : overlayDpads)
+		{
+			dpad.draw(canvas);
+		}
+
 		for (InputOverlayDrawableJoystick joystick: overlayJoysticks)
 		{
 			joystick.draw(canvas);
@@ -149,6 +151,48 @@ public final class InputOverlay extends SurfaceView implements OnTouchListener
 			}
 		}
 
+		for (InputOverlayDrawableDpad dpad : overlayDpads)
+		{
+			// Determine the button state to apply based on the MotionEvent action flag.
+			switch (event.getAction() & MotionEvent.ACTION_MASK)
+			{
+				case MotionEvent.ACTION_DOWN:
+				case MotionEvent.ACTION_POINTER_DOWN:
+				case MotionEvent.ACTION_MOVE:
+					// If a pointer enters the bounds of a button, press that button.
+					if (dpad.getBounds().contains((int)event.getX(pointerIndex), (int)event.getY(pointerIndex)))
+					{
+						if (dpad.getBounds().top + (dpad.getIntrinsicHeight() / 3) > (int)event.getY(pointerIndex))
+						{
+							NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, dpad.getId(0), ButtonState.PRESSED);
+						}
+						if (dpad.getBounds().bottom - (dpad.getIntrinsicHeight() / 3) < (int)event.getY(pointerIndex))
+						{
+							NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, dpad.getId(1), ButtonState.PRESSED);
+						}
+						if (dpad.getBounds().left + (dpad.getIntrinsicWidth() / 3) > (int)event.getX(pointerIndex))
+						{
+							NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, dpad.getId(2), ButtonState.PRESSED);
+						}
+						if (dpad.getBounds().right - (dpad.getIntrinsicWidth() / 3) < (int)event.getX(pointerIndex))
+						{
+							NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, dpad.getId(3), ButtonState.PRESSED);
+						}
+					}
+					break;
+				case MotionEvent.ACTION_UP:
+				case MotionEvent.ACTION_POINTER_UP:
+					// If a pointer ends, release the buttons.
+					if (dpad.getBounds().contains((int)event.getX(pointerIndex), (int)event.getY(pointerIndex)))
+					{
+						for(int i = 0; i < 4; i++)
+						{
+							NativeLibrary.onGamePadEvent(NativeLibrary.TouchScreenDevice, dpad.getId(i), ButtonState.RELEASED);
+						}
+					}
+					break;
+			}
+		}
 
 		for (InputOverlayDrawableJoystick joystick : overlayJoysticks)
 		{
@@ -202,13 +246,47 @@ public final class InputOverlay extends SurfaceView implements OnTouchListener
 					if (mButtonBeingConfigured == button)
 					{
 						//Persist button position by saving new place.
-						saveControlPosition(mButtonBeingConfigured.getSharedPrefsId(), mButtonBeingConfigured.getBounds().left, mButtonBeingConfigured.getBounds().top);
+						saveControlPosition(mButtonBeingConfigured.getId(), mButtonBeingConfigured.getBounds().left, mButtonBeingConfigured.getBounds().top);
 						mButtonBeingConfigured = null;
 					}
 					break;
 			}
 		}
 
+		for (InputOverlayDrawableDpad dpad : overlayDpads)
+		{
+			// Determine the button state to apply based on the MotionEvent action flag.
+			switch (event.getAction() & MotionEvent.ACTION_MASK)
+			{
+				case MotionEvent.ACTION_DOWN:
+				case MotionEvent.ACTION_POINTER_DOWN:
+					// If no button is being moved now, remember the currently touched button to move.
+					if (mButtonBeingConfigured == null && dpad.getBounds().contains(fingerPositionX, fingerPositionY))
+					{
+						mDpadBeingConfigured = dpad;
+						mDpadBeingConfigured.onConfigureTouch(v, event);
+					}
+					break;
+				case MotionEvent.ACTION_MOVE:
+					if (mDpadBeingConfigured != null)
+					{
+						mDpadBeingConfigured.onConfigureTouch(v, event);
+						invalidate();
+						return true;
+					}
+					break;
+
+				case MotionEvent.ACTION_UP:
+				case MotionEvent.ACTION_POINTER_UP:
+					if (mDpadBeingConfigured == dpad)
+					{
+						//Persist button position by saving new place.
+						saveControlPosition(mDpadBeingConfigured.getId(0), mDpadBeingConfigured.getBounds().left, mDpadBeingConfigured.getBounds().top);
+						mDpadBeingConfigured = null;
+					}
+					break;
+			}
+		}
 
 		for (InputOverlayDrawableJoystick joystick : overlayJoysticks)
 		{
@@ -233,7 +311,7 @@ public final class InputOverlay extends SurfaceView implements OnTouchListener
 				case MotionEvent.ACTION_POINTER_UP:
 					if (mJoystickBeingConfigured != null)
 					{
-						saveControlPosition(mJoystickBeingConfigured.getSharedPrefsId(), mJoystickBeingConfigured.getBounds().left, mJoystickBeingConfigured.getBounds().top);
+						saveControlPosition(mJoystickBeingConfigured.getId(), mJoystickBeingConfigured.getBounds().left, mJoystickBeingConfigured.getBounds().top);
 						mJoystickBeingConfigured = null;
 					}
 					break;
@@ -245,7 +323,125 @@ public final class InputOverlay extends SurfaceView implements OnTouchListener
 		return true;
 	}
 
-	private void saveControlPosition(String sharedPrefsId, int x, int y)
+	public void refreshControls()
+	{
+		// Remove all the overlay buttons from the HashSet.
+		overlayButtons.removeAll(overlayButtons);
+		overlayDpads.removeAll(overlayDpads);
+		overlayJoysticks.removeAll(overlayJoysticks);
+
+		// Add all the enabled overlay items back to the HashSet.
+		if (EmulationActivity.isGameCubeGame())
+		{
+			// GameCube
+			if (mPreferences.getBoolean("buttonToggleGc0", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.gcpad_a, ButtonType.BUTTON_A));
+			}
+			if (mPreferences.getBoolean("buttonToggleGc1", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.gcpad_b, ButtonType.BUTTON_B));
+			}
+			if (mPreferences.getBoolean("buttonToggleGc2", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.gcpad_x, ButtonType.BUTTON_X));
+			}
+			if (mPreferences.getBoolean("buttonToggleGc3", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.gcpad_y, ButtonType.BUTTON_Y));
+			}
+			if (mPreferences.getBoolean("buttonToggleGc4", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.gcpad_z, ButtonType.BUTTON_Z));
+			}
+			if (mPreferences.getBoolean("buttonToggleGc5", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.gcpad_start, ButtonType.BUTTON_START));
+			}
+			if (mPreferences.getBoolean("buttonToggleGc6", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.gcpad_l, ButtonType.TRIGGER_L));
+			}
+			if (mPreferences.getBoolean("buttonToggleGc7", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.gcpad_r, ButtonType.TRIGGER_R));
+			}
+			if (mPreferences.getBoolean("buttonToggleGc8", true))
+			{
+				overlayDpads.add(initializeOverlayDpad(getContext(), R.drawable.gcwii_dpad,
+						ButtonType.BUTTON_UP, ButtonType.BUTTON_DOWN,
+						ButtonType.BUTTON_LEFT, ButtonType.BUTTON_RIGHT));
+			}
+			if (mPreferences.getBoolean("buttonToggleGc9", true))
+			{
+				overlayJoysticks.add(initializeOverlayJoystick(getContext(),
+						R.drawable.gcwii_joystick_range, R.drawable.gcwii_joystick,
+						ButtonType.STICK_MAIN));
+			}
+			if (mPreferences.getBoolean("buttonToggleGc10", true))
+			{
+				overlayJoysticks.add(initializeOverlayJoystick(getContext(),
+						R.drawable.gcwii_joystick_range, R.drawable.gcpad_c,
+						ButtonType.STICK_C));
+			}
+		}
+		else
+		{
+			// Wiimote + Nunchuk
+			if (mPreferences.getBoolean("buttonToggleWii0", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.wiimote_a, ButtonType.WIIMOTE_BUTTON_A));
+			}
+			if (mPreferences.getBoolean("buttonToggleWii1", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.wiimote_b, ButtonType.WIIMOTE_BUTTON_B));
+			}
+			if (mPreferences.getBoolean("buttonToggleWii2", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.wiimote_one, ButtonType.WIIMOTE_BUTTON_1));
+			}
+			if (mPreferences.getBoolean("buttonToggleWii3", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.wiimote_two, ButtonType.WIIMOTE_BUTTON_2));
+			}
+			if (mPreferences.getBoolean("buttonToggleWii4", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.wiimote_plus, ButtonType.WIIMOTE_BUTTON_PLUS));
+			}
+			if (mPreferences.getBoolean("buttonToggleWii5", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.wiimote_minus, ButtonType.WIIMOTE_BUTTON_MINUS));
+			}
+			if (mPreferences.getBoolean("buttonToggleWii6", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.wiimote_home, ButtonType.WIIMOTE_BUTTON_HOME));
+			}
+			if (mPreferences.getBoolean("buttonToggleWii7", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.nunchuk_c, ButtonType.NUNCHUK_BUTTON_C));
+			}
+			if (mPreferences.getBoolean("buttonToggleWii8", true))
+			{
+				overlayButtons.add(initializeOverlayButton(getContext(), R.drawable.nunchuk_z, ButtonType.NUNCHUK_BUTTON_Z));
+			}
+			if (mPreferences.getBoolean("buttonToggleWii9", true))
+			{
+				overlayDpads.add(initializeOverlayDpad(getContext(), R.drawable.gcwii_dpad,
+						ButtonType.WIIMOTE_UP, ButtonType.WIIMOTE_DOWN,
+						ButtonType.WIIMOTE_LEFT, ButtonType.WIIMOTE_RIGHT));
+			}
+			if (mPreferences.getBoolean("buttonToggleWii10", true))
+			{
+				overlayJoysticks.add(initializeOverlayJoystick(getContext(),
+						R.drawable.gcwii_joystick_range, R.drawable.gcwii_joystick,
+						ButtonType.NUNCHUK_STICK));
+			}
+		}
+
+		invalidate();
+	}
+
+	private void saveControlPosition(int sharedPrefsId, int x, int y)
 	{
 		final SharedPreferences sPrefs = PreferenceManager.getDefaultSharedPreferences(getContext());
 		SharedPreferences.Editor sPrefsEditor = sPrefs.edit();
@@ -295,38 +491,48 @@ public final class InputOverlay extends SurfaceView implements OnTouchListener
 
 		// Decide scale based on button ID
 		float scale;
-		float overlaySize = sPrefs.getInt("controls_size", 25);
-		overlaySize += 25;
-		overlaySize /= 50;
 
-		switch (resId)
+		switch (buttonId)
 		{
-		case R.drawable.gcpad_b:
-			scale = 0.13f * overlaySize;
+		case ButtonType.BUTTON_A:
+		case ButtonType.WIIMOTE_BUTTON_B:
+		case ButtonType.NUNCHUK_BUTTON_Z:
+			scale = 0.2f;
 			break;
-		case R.drawable.gcpad_x:
-		case R.drawable.gcpad_y:
-			scale = 0.18f * overlaySize;
+		case ButtonType.BUTTON_X:
+		case ButtonType.BUTTON_Y:
+			scale = 0.175f;
 			break;
-		case R.drawable.gcpad_start:
-			scale = 0.12f * overlaySize;
+		case ButtonType.BUTTON_Z:
+		case ButtonType.TRIGGER_L:
+		case ButtonType.TRIGGER_R:
+			scale = 0.22f;
+			break;
+		case ButtonType.BUTTON_START:
+			scale = 0.075f;
+			break;
+		case ButtonType.WIIMOTE_BUTTON_1:
+		case ButtonType.WIIMOTE_BUTTON_2:
+			scale = 0.0875f;
+			break;
+		case ButtonType.WIIMOTE_BUTTON_PLUS:
+		case ButtonType.WIIMOTE_BUTTON_MINUS:
+		case ButtonType.WIIMOTE_BUTTON_HOME:
+			scale = 0.0625f;
 			break;
 		default:
-			scale = 0.20f * overlaySize;
+			scale = 0.125f;
 			break;
 		}
 
 		// Initialize the InputOverlayDrawableButton.
 		final Bitmap bitmap = resizeBitmap(context, BitmapFactory.decodeResource(res, resId), scale);
-		// String ID of the Drawable. This is what is passed into SharedPreferences
-		// to check whether or not a value has been set. Send to button so it can be referenced.
-		final String drawableId = res.getResourceEntryName(resId);
-		final InputOverlayDrawableButton overlayDrawable = new InputOverlayDrawableButton(res, bitmap, buttonId, drawableId);
+		final InputOverlayDrawableButton overlayDrawable = new InputOverlayDrawableButton(res, bitmap, buttonId);
 
 		// The X and Y coordinates of the InputOverlayDrawableButton on the InputOverlay.
 		// These were set in the input overlay configuration menu.
-		int drawableX = (int) sPrefs.getFloat(drawableId+"-X", 0f);
-		int drawableY = (int) sPrefs.getFloat(drawableId+"-Y", 0f);
+		int drawableX = (int) sPrefs.getFloat(buttonId+"-X", 0f);
+		int drawableY = (int) sPrefs.getFloat(buttonId+"-Y", 0f);
 
 		// Intrinsic width and height of the InputOverlayDrawableButton.
 		// For any who may not know, intrinsic width/height
@@ -344,6 +550,70 @@ public final class InputOverlay extends SurfaceView implements OnTouchListener
 		return overlayDrawable;
 	}
 
+	/**
+	 * Initializes an {@link InputOverlayDrawableDpad}
+	 *
+	 * @param context  The current {@link Context}.
+	 * @param resId    The resource ID of the {@link Drawable} to get the {@link Bitmap} of.
+	 * @param buttonUp  Identifier for the up button.
+	 * @param buttonDown  Identifier for the down button.
+	 * @param buttonLeft  Identifier for the left button.
+	 * @param buttonRight  Identifier for the right button.
+	 *
+	 * @return the initialized {@link InputOverlayDrawableDpad}
+	 */
+	private static InputOverlayDrawableDpad initializeOverlayDpad(Context context, int resId,
+								      int buttonUp, int buttonDown,
+								      int buttonLeft, int buttonRight)
+	{
+		// Resources handle for fetching the initial Drawable resource.
+		final Resources res = context.getResources();
+
+		// SharedPreference to retrieve the X and Y coordinates for the InputOverlayDrawableDpad.
+		final SharedPreferences sPrefs = PreferenceManager.getDefaultSharedPreferences(context);
+
+		// Decide scale based on button ID
+		float scale;
+
+		switch (buttonUp)
+		{
+		case ButtonType.BUTTON_UP:
+			scale = 0.2375f;
+			break;
+		case ButtonType.WIIMOTE_UP:
+			scale = 0.2125f;
+			break;
+		default:
+			scale = 0.275f;
+			break;
+		}
+
+		// Initialize the InputOverlayDrawableDpad.
+		final Bitmap bitmap = resizeBitmap(context, BitmapFactory.decodeResource(res, resId), scale);
+		final InputOverlayDrawableDpad overlayDrawable = new InputOverlayDrawableDpad(res, bitmap,
+				buttonUp, buttonDown, buttonLeft, buttonRight);
+
+		// The X and Y coordinates of the InputOverlayDrawableDpad on the InputOverlay.
+		// These were set in the input overlay configuration menu.
+		int drawableX = (int) sPrefs.getFloat(buttonUp+"-X", 0f);
+		int drawableY = (int) sPrefs.getFloat(buttonUp+"-Y", 0f);
+
+		// Intrinsic width and height of the InputOverlayDrawableDpad.
+		// For any who may not know, intrinsic width/height
+		// are the original unmodified width and height of the image.
+		int intrinWidth = overlayDrawable.getIntrinsicWidth();
+		int intrinHeight = overlayDrawable.getIntrinsicHeight();
+
+		// Now set the bounds for the InputOverlayDrawableDpad.
+		// This will dictate where on the screen (and the what the size) the InputOverlayDrawableDpad will be.
+		overlayDrawable.setBounds(drawableX, drawableY, drawableX+intrinWidth, drawableY+intrinHeight);
+
+		// Need to set the image's position
+		overlayDrawable.setPosition(drawableX, drawableY);
+
+		return overlayDrawable;
+	}
+
 	/**
 	 * Initializes an {@link InputOverlayDrawableJoystick} 
 	 * 
@@ -363,33 +633,39 @@ public final class InputOverlay extends SurfaceView implements OnTouchListener
 		final SharedPreferences sPrefs = PreferenceManager.getDefaultSharedPreferences(context);
 
 		// Initialize the InputOverlayDrawableJoystick.
-		float overlaySize = sPrefs.getInt("controls_size", 20);
-		overlaySize += 30;
-		overlaySize /= 50;
-		final Bitmap bitmapOuter = resizeBitmap(context, BitmapFactory.decodeResource(res, resOuter), 0.30f * overlaySize);
+		final Bitmap bitmapOuter = resizeBitmap(context, BitmapFactory.decodeResource(res, resOuter), 0.275f);
 		final Bitmap bitmapInner = BitmapFactory.decodeResource(res, resInner);
 
-		// String ID of the Drawable. This is what is passed into SharedPreferences
-		// to check whether or not a value has been set.
-		final String drawableId = res.getResourceEntryName(resOuter);
-
 		// The X and Y coordinates of the InputOverlayDrawableButton on the InputOverlay.
 		// These were set in the input overlay configuration menu.
-		int drawableX = (int) sPrefs.getFloat(drawableId+"-X", 0f);
-		int drawableY = (int) sPrefs.getFloat(drawableId+"-Y", 0f);
+		int drawableX = (int) sPrefs.getFloat(joystick+"-X", 0f);
+		int drawableY = (int) sPrefs.getFloat(joystick+"-Y", 0f);
+
+		// Decide inner scale based on joystick ID
+		float scale;
+
+		switch (joystick)
+		{
+		case ButtonType.STICK_C:
+			scale = 1.833f;
+			break;
+		default:
+			scale = 1.375f;
+			break;
+		}
 
 		// Now set the bounds for the InputOverlayDrawableJoystick.
 		// This will dictate where on the screen (and the what the size) the InputOverlayDrawableJoystick will be.
 		int outerSize = bitmapOuter.getWidth();
 		Rect outerRect = new Rect(drawableX, drawableY, drawableX + outerSize, drawableY + outerSize);
-		Rect innerRect = new Rect(0, 0, outerSize / 4, outerSize / 4);
+		Rect innerRect = new Rect(0, 0, (int) (outerSize / scale), (int) (outerSize / scale));
 
 		// Send the drawableId to the joystick so it can be referenced when saving control position.
 		final InputOverlayDrawableJoystick overlayDrawable
 				= new InputOverlayDrawableJoystick(res,
 					bitmapOuter, bitmapInner,
 					outerRect, innerRect,
-					joystick, drawableId);
+					joystick);
 
 		// Need to set the image's position
 		overlayDrawable.setPosition(drawableX, drawableY);

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/overlay/InputOverlayDrawableButton.java

@@ -23,7 +23,6 @@ public final class InputOverlayDrawableButton extends BitmapDrawable
 	private int mButtonType;
 	private int mPreviousTouchX, mPreviousTouchY;
 	private int mControlPositionX, mControlPositionY;
-	private String mSharedPrefsId;
 
 	/**
 	 * Constructor
@@ -31,13 +30,11 @@ public final class InputOverlayDrawableButton extends BitmapDrawable
 	 * @param res         {@link Resources} instance.
 	 * @param bitmap      {@link Bitmap} to use with this Drawable.
 	 * @param buttonType  Identifier for this type of button.
-	 * @param sharedPrefsId  Identifier for getting X and Y control positions from Shared Preferences.
 	 */
-	public InputOverlayDrawableButton(Resources res, Bitmap bitmap, int buttonType, String sharedPrefsId)
+	public InputOverlayDrawableButton(Resources res, Bitmap bitmap, int buttonType)
 	{
 		super(res, bitmap);
 		mButtonType = buttonType;
-		mSharedPrefsId = sharedPrefsId;
 	}
 
 	/**
@@ -73,11 +70,6 @@ public final class InputOverlayDrawableButton extends BitmapDrawable
 		return true;
 	}
 
-	public String getSharedPrefsId()
-	{
-		return mSharedPrefsId;
-	}
-
 	public void setPosition(int x, int y)
 	{
 		mControlPositionX = x;

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/overlay/InputOverlayDrawableDpad.java

@@ -0,0 +1,86 @@
+/**
+ * Copyright 2016 Dolphin Emulator Project
+ * Licensed under GPLv2+
+ * Refer to the license.txt file included.
+ */
+
+package org.dolphinemu.dolphinemu.overlay;
+
+import android.content.res.Resources;
+import android.graphics.Bitmap;
+import android.graphics.Rect;
+import android.graphics.drawable.BitmapDrawable;
+import android.view.MotionEvent;
+import android.view.View;
+
+/**
+ * Custom {@link BitmapDrawable} that is capable
+ * of storing it's own ID.
+ */
+public final class InputOverlayDrawableDpad extends BitmapDrawable
+{
+	// The ID identifying what type of button this Drawable represents.
+	private int[] mButtonType = new int[4];
+	private int mPreviousTouchX, mPreviousTouchY;
+	private int mControlPositionX, mControlPositionY;
+
+	/**
+	 * Constructor
+	 *
+	 * @param res         {@link Resources} instance.
+	 * @param bitmap      {@link Bitmap} to use with this Drawable.
+	 * @param buttonUp  Identifier for the up button.
+	 * @param buttonDown  Identifier for the down button.
+	 * @param buttonLeft  Identifier for the left button.
+	 * @param buttonRight  Identifier for the right button.
+	 */
+	public InputOverlayDrawableDpad(Resources res, Bitmap bitmap,
+					int buttonUp, int buttonDown,
+					int buttonLeft, int buttonRight)
+	{
+		super(res, bitmap);
+		mButtonType[0] = buttonUp;
+		mButtonType[1] = buttonDown;
+		mButtonType[2] = buttonLeft;
+		mButtonType[3] = buttonRight;
+	}
+
+	/**
+	 * Gets one of the InputOverlayDrawableDpad's button IDs.
+	 *
+	 * @return the requested InputOverlayDrawableDpad's button ID.
+	 */
+	public int getId(int direction)
+	{
+		return mButtonType[direction];
+	}
+
+	public boolean onConfigureTouch(View v, MotionEvent event)
+	{
+		int pointerIndex = event.getActionIndex();
+		int fingerPositionX = (int)event.getX(pointerIndex);
+		int fingerPositionY = (int)event.getY(pointerIndex);
+		switch (event.getAction())
+		{
+			case MotionEvent.ACTION_DOWN:
+				mPreviousTouchX = fingerPositionX;
+				mPreviousTouchY = fingerPositionY;
+				break;
+			case MotionEvent.ACTION_MOVE:
+				mControlPositionX += fingerPositionX - mPreviousTouchX;
+				mControlPositionY += fingerPositionY - mPreviousTouchY;
+				setBounds(new Rect(mControlPositionX, mControlPositionY, getBitmap().getWidth() + mControlPositionX, getBitmap().getHeight() + mControlPositionY));
+				mPreviousTouchX = fingerPositionX;
+				mPreviousTouchY = fingerPositionY;
+				break;
+
+		}
+		return true;
+	}
+
+	public void setPosition(int x, int y)
+	{
+		mControlPositionX = x;
+		mControlPositionY = y;
+	}
+}

Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/overlay/InputOverlayDrawableJoystick.java

@@ -24,7 +24,7 @@ public final class InputOverlayDrawableJoystick extends BitmapDrawable
 	private final float[] axises = {0f, 0f};
 	private final BitmapDrawable ringInner;
 	private int trackId = -1;
-	private String mSharedPrefsId;
+	private int mJoystickType;
 	private int mControlPositionX,	mControlPositionY;
 	private int mPreviousTouchX, mPreviousTouchY;
 
@@ -37,12 +37,11 @@ public final class InputOverlayDrawableJoystick extends BitmapDrawable
 	 * @param rectOuter   {@link Rect} which represents the outer joystick bounds.
 	 * @param rectInner   {@link Rect} which represents the inner joystick bounds.
 	 * @param joystick    Identifier for which joystick this is.
-	 * @param sharedPrefsId  Identifier for getting X and Y control positions from Shared Preferences.
 	 */
 	public InputOverlayDrawableJoystick(Resources res,
 	                                    Bitmap bitmapOuter, Bitmap bitmapInner,
 	                                    Rect rectOuter, Rect rectInner,
-	                                    int joystick, String sharedPrefsId)
+	                                    int joystick)
 	{
 		super(res, bitmapOuter);
 		this.setBounds(rectOuter);
@@ -54,7 +53,17 @@ public final class InputOverlayDrawableJoystick extends BitmapDrawable
 		this.axisIDs[1] = joystick + 2;
 		this.axisIDs[2] = joystick + 3;
 		this.axisIDs[3] = joystick + 4;
-		mSharedPrefsId = sharedPrefsId;
+		mJoystickType = joystick;
+	}
+
+	/**
+	 * Gets this InputOverlayDrawableJoystick's button ID.
+	 *
+	 * @return this InputOverlayDrawableJoystick's button ID.
+	 */
+	public int getId()
+	{
+		return mJoystickType;
 	}
 
 	@Override
@@ -168,11 +177,6 @@ public final class InputOverlayDrawableJoystick extends BitmapDrawable
 		ringInner.invalidateSelf();
 	}
 
-	public String getSharedPrefsId()
-	{
-		return mSharedPrefsId;
-	}
-
 	public void setPosition(int x, int y)
 	{
 		mControlPositionX = x;

Source/Android/app/src/main/res/values/arrays.xml

@@ -159,6 +159,20 @@
         <item>12</item>
     </integer-array>
 
+    <string-array name="gcpadButtons">
+        <item>A</item>
+        <item>B</item>
+        <item>X</item>
+        <item>Y</item>
+        <item>Z</item>
+        <item>Start</item>
+        <item>L</item>
+        <item>R</item>
+        <item>D-Pad</item>
+        <item>Main Stick</item>
+        <item>C Stick</item>
+    </string-array>
+
     <string-array name="wiimoteTypeEntries">
         <item>Disabled</item>
         <item>Emulated</item>
@@ -170,4 +184,18 @@
         <item>2</item>
     </integer-array>
 
+    <string-array name="wiimoteButtons">
+        <item>A</item>
+        <item>B</item>
+        <item>1</item>
+        <item>2</item>
+        <item>+</item>
+        <item>-</item>
+	<item>Home</item>
+        <item>C</item>
+        <item>Z</item>
+        <item>D-Pad</item>
+        <item>Nunchuk Stick</item>
+    </string-array>
+
 </resources>

Source/Android/app/src/main/res/values/strings.xml

@@ -356,6 +356,7 @@
 
     <!-- Emulation Menu -->
     <string name="emulation_toggle_input">Toggle Touch Controls</string>
+    <string name="emulation_toggle_all">Toggle All</string>
     <string name="emulation_quicksave">Quick Save</string>
     <string name="emulation_quickload">Quick Load</string>
     <string name="emulation_refresh_wiimotes">Refresh Wiimotes</string>