Android: Convert InputOverlayDrawableJoystick to Kotlin
This commit is contained in:
Charles Lombardo
parent
fb60b708f5
commit
ddb0de0410
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@ -1,318 +0,0 @@
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/*
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* Copyright 2013 Dolphin Emulator Project
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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package org.dolphinemu.dolphinemu.overlay;
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import android.content.res.Resources;
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import android.graphics.Bitmap;
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import android.graphics.Canvas;
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import android.graphics.Rect;
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import android.graphics.drawable.BitmapDrawable;
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import android.view.MotionEvent;
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import org.dolphinemu.dolphinemu.features.input.model.InputOverrider;
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import org.dolphinemu.dolphinemu.features.settings.model.BooleanSetting;
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/**
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* Custom {@link BitmapDrawable} that is capable
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* of storing it's own ID.
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*/
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public final class InputOverlayDrawableJoystick
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{
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private float mCurrentX = 0.0f;
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private float mCurrentY = 0.0f;
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private int trackId = -1;
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private final int mJoystickLegacyId;
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private final int mJoystickXControl;
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private final int mJoystickYControl;
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private int mControlPositionX, mControlPositionY;
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private int mPreviousTouchX, mPreviousTouchY;
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private final int mWidth;
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private final int mHeight;
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private final int mControllerIndex;
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private Rect mVirtBounds;
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private Rect mOrigBounds;
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private int mOpacity;
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private final BitmapDrawable mOuterBitmap;
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private final BitmapDrawable mDefaultStateInnerBitmap;
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private final BitmapDrawable mPressedStateInnerBitmap;
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private final BitmapDrawable mBoundsBoxBitmap;
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private boolean mPressedState = false;
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/**
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* Constructor
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*
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* @param res {@link Resources} instance.
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* @param bitmapOuter {@link Bitmap} which represents the outer non-movable part of the joystick.
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* @param bitmapInnerDefault {@link Bitmap} which represents the default inner movable part of the joystick.
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* @param bitmapInnerPressed {@link Bitmap} which represents the pressed inner movable part of the joystick.
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* @param rectOuter {@link Rect} which represents the outer joystick bounds.
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* @param rectInner {@link Rect} which represents the inner joystick bounds.
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* @param legacyId Legacy identifier (ButtonType) for which joystick this is.
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* @param xControl The control which the x value of the joystick will be written to.
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* @param yControl The control which the y value of the joystick will be written to.
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*/
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public InputOverlayDrawableJoystick(Resources res, Bitmap bitmapOuter, Bitmap bitmapInnerDefault,
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Bitmap bitmapInnerPressed, Rect rectOuter, Rect rectInner, int legacyId, int xControl,
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int yControl, int controllerIndex)
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{
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mJoystickLegacyId = legacyId;
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mJoystickXControl = xControl;
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mJoystickYControl = yControl;
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mOuterBitmap = new BitmapDrawable(res, bitmapOuter);
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mDefaultStateInnerBitmap = new BitmapDrawable(res, bitmapInnerDefault);
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mPressedStateInnerBitmap = new BitmapDrawable(res, bitmapInnerPressed);
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mBoundsBoxBitmap = new BitmapDrawable(res, bitmapOuter);
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mWidth = bitmapOuter.getWidth();
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mHeight = bitmapOuter.getHeight();
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if (controllerIndex < 0 || controllerIndex >= 4)
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throw new IllegalArgumentException("controllerIndex must be 0-3");
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mControllerIndex = controllerIndex;
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setBounds(rectOuter);
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mDefaultStateInnerBitmap.setBounds(rectInner);
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mPressedStateInnerBitmap.setBounds(rectInner);
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mVirtBounds = getBounds();
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mOrigBounds = mOuterBitmap.copyBounds();
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mBoundsBoxBitmap.setAlpha(0);
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mBoundsBoxBitmap.setBounds(getVirtBounds());
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SetInnerBounds();
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}
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/**
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* Gets this InputOverlayDrawableJoystick's legacy ID.
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*
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* @return this InputOverlayDrawableJoystick's legacy ID.
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*/
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public int getLegacyId()
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{
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return mJoystickLegacyId;
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}
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public void draw(Canvas canvas)
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{
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mOuterBitmap.draw(canvas);
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getCurrentStateBitmapDrawable().draw(canvas);
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mBoundsBoxBitmap.draw(canvas);
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}
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public boolean TrackEvent(MotionEvent event)
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{
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boolean reCenter = BooleanSetting.MAIN_JOYSTICK_REL_CENTER.getBoolean();
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int action = event.getActionMasked();
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boolean firstPointer = action != MotionEvent.ACTION_POINTER_DOWN &&
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action != MotionEvent.ACTION_POINTER_UP;
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int pointerIndex = firstPointer ? 0 : event.getActionIndex();
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boolean pressed = false;
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switch (action)
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{
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case MotionEvent.ACTION_DOWN:
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case MotionEvent.ACTION_POINTER_DOWN:
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if (getBounds().contains((int) event.getX(pointerIndex), (int) event.getY(pointerIndex)))
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{
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mPressedState = pressed = true;
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mOuterBitmap.setAlpha(0);
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mBoundsBoxBitmap.setAlpha(mOpacity);
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if (reCenter)
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{
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getVirtBounds().offset((int) event.getX(pointerIndex) - getVirtBounds().centerX(),
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(int) event.getY(pointerIndex) - getVirtBounds().centerY());
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}
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mBoundsBoxBitmap.setBounds(getVirtBounds());
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trackId = event.getPointerId(pointerIndex);
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}
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break;
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case MotionEvent.ACTION_UP:
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case MotionEvent.ACTION_POINTER_UP:
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if (trackId == event.getPointerId(pointerIndex))
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{
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pressed = true;
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mPressedState = false;
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mCurrentX = mCurrentY = 0.0f;
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mOuterBitmap.setAlpha(mOpacity);
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mBoundsBoxBitmap.setAlpha(0);
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setVirtBounds(new Rect(mOrigBounds.left, mOrigBounds.top, mOrigBounds.right,
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mOrigBounds.bottom));
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setBounds(new Rect(mOrigBounds.left, mOrigBounds.top, mOrigBounds.right,
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mOrigBounds.bottom));
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SetInnerBounds();
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trackId = -1;
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}
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break;
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}
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if (trackId == -1)
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return pressed;
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for (int i = 0; i < event.getPointerCount(); i++)
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{
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if (trackId == event.getPointerId(i))
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{
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float touchX = event.getX(i);
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float touchY = event.getY(i);
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float maxY = getVirtBounds().bottom;
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float maxX = getVirtBounds().right;
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touchX -= getVirtBounds().centerX();
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maxX -= getVirtBounds().centerX();
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touchY -= getVirtBounds().centerY();
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maxY -= getVirtBounds().centerY();
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mCurrentX = touchX / maxX;
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mCurrentY = touchY / maxY;
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SetInnerBounds();
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}
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}
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return pressed;
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}
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public void onConfigureTouch(MotionEvent event)
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{
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switch (event.getAction())
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{
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case MotionEvent.ACTION_DOWN:
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mPreviousTouchX = (int) event.getX();
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mPreviousTouchY = (int) event.getY();
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break;
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case MotionEvent.ACTION_MOVE:
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int deltaX = (int) event.getX() - mPreviousTouchX;
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int deltaY = (int) event.getY() - mPreviousTouchY;
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mControlPositionX += deltaX;
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mControlPositionY += deltaY;
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setBounds(new Rect(mControlPositionX, mControlPositionY,
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mOuterBitmap.getIntrinsicWidth() + mControlPositionX,
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mOuterBitmap.getIntrinsicHeight() + mControlPositionY));
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setVirtBounds(new Rect(mControlPositionX, mControlPositionY,
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mOuterBitmap.getIntrinsicWidth() + mControlPositionX,
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mOuterBitmap.getIntrinsicHeight() + mControlPositionY));
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SetInnerBounds();
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setOrigBounds(new Rect(new Rect(mControlPositionX, mControlPositionY,
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mOuterBitmap.getIntrinsicWidth() + mControlPositionX,
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mOuterBitmap.getIntrinsicHeight() + mControlPositionY)));
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mPreviousTouchX = (int) event.getX();
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mPreviousTouchY = (int) event.getY();
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break;
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}
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}
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public float getX()
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{
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return mCurrentX;
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}
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public float getY()
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{
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return mCurrentY;
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}
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public int getXControl()
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{
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return mJoystickXControl;
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}
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public int getYControl()
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{
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return mJoystickYControl;
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}
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private void SetInnerBounds()
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{
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double x = mCurrentX;
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double y = mCurrentY;
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double angle = Math.atan2(y, x) + Math.PI + Math.PI;
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double radius = Math.hypot(y, x);
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double maxRadius = InputOverrider.getGateRadiusAtAngle(mControllerIndex, mJoystickXControl,
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angle);
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if (radius > maxRadius)
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{
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y = maxRadius * Math.sin(angle);
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x = maxRadius * Math.cos(angle);
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mCurrentY = (float) y;
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mCurrentX = (float) x;
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}
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int pixelX = getVirtBounds().centerX() + (int) (x * (getVirtBounds().width() / 2));
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int pixelY = getVirtBounds().centerY() + (int) (y * (getVirtBounds().height() / 2));
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int width = mPressedStateInnerBitmap.getBounds().width() / 2;
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int height = mPressedStateInnerBitmap.getBounds().height() / 2;
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mDefaultStateInnerBitmap.setBounds(pixelX - width, pixelY - height, pixelX + width,
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pixelY + height);
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mPressedStateInnerBitmap.setBounds(mDefaultStateInnerBitmap.getBounds());
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}
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public void setPosition(int x, int y)
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{
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mControlPositionX = x;
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mControlPositionY = y;
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}
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private BitmapDrawable getCurrentStateBitmapDrawable()
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{
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return mPressedState ? mPressedStateInnerBitmap : mDefaultStateInnerBitmap;
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}
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public void setBounds(Rect bounds)
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{
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mOuterBitmap.setBounds(bounds);
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}
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public void setOpacity(int value)
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{
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mOpacity = value;
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mDefaultStateInnerBitmap.setAlpha(value);
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mPressedStateInnerBitmap.setAlpha(value);
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if (trackId == -1)
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{
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mOuterBitmap.setAlpha(value);
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mBoundsBoxBitmap.setAlpha(0);
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}
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else
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{
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mOuterBitmap.setAlpha(0);
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mBoundsBoxBitmap.setAlpha(value);
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}
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}
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public Rect getBounds()
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{
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return mOuterBitmap.getBounds();
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}
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private void setVirtBounds(Rect bounds)
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{
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mVirtBounds = bounds;
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}
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private void setOrigBounds(Rect bounds)
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{
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mOrigBounds = bounds;
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}
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private Rect getVirtBounds()
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{
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return mVirtBounds;
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}
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public int getWidth()
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{
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return mWidth;
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}
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public int getHeight()
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{
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return mHeight;
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}
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public int getTrackId()
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{
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return trackId;
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}
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}
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@ -0,0 +1,258 @@
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// SPDX-License-Identifier: GPL-2.0-or-later
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package org.dolphinemu.dolphinemu.overlay
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import android.content.res.Resources
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import android.graphics.Bitmap
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import android.graphics.Canvas
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import android.graphics.Rect
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import android.graphics.drawable.BitmapDrawable
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import android.view.MotionEvent
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import org.dolphinemu.dolphinemu.features.input.model.InputOverrider
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import org.dolphinemu.dolphinemu.features.settings.model.BooleanSetting
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import kotlin.math.atan2
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import kotlin.math.cos
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import kotlin.math.hypot
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import kotlin.math.sin
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/**
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* Custom [BitmapDrawable] that is capable
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* of storing it's own ID.
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*
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* @param res [Resources] instance.
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* @param bitmapOuter [Bitmap] which represents the outer non-movable part of the joystick.
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* @param bitmapInnerDefault [Bitmap] which represents the default inner movable part of the joystick.
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* @param bitmapInnerPressed [Bitmap] which represents the pressed inner movable part of the joystick.
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* @param rectOuter [Rect] which represents the outer joystick bounds.
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* @param rectInner [Rect] which represents the inner joystick bounds.
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* @param legacyId Legacy identifier (ButtonType) for which joystick this is.
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* @param xControl The control which the x value of the joystick will be written to.
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* @param yControl The control which the y value of the joystick will be written to.
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*/
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class InputOverlayDrawableJoystick(
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res: Resources,
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bitmapOuter: Bitmap,
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bitmapInnerDefault: Bitmap,
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bitmapInnerPressed: Bitmap,
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rectOuter: Rect,
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rectInner: Rect,
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val legacyId: Int,
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val xControl: Int,
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val yControl: Int,
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private val controllerIndex: Int
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) {
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var x = 0.0f
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private set
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var y = 0.0f
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private set
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var trackId = -1
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private set
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private var controlPositionX = 0
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private var controlPositionY = 0
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private var previousTouchX = 0
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private var previousTouchY = 0
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val width: Int
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val height: Int
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private var virtBounds: Rect
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private var origBounds: Rect
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private var opacity = 0
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private val outerBitmap: BitmapDrawable
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private val defaultStateInnerBitmap: BitmapDrawable
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private val pressedStateInnerBitmap: BitmapDrawable
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private val boundsBoxBitmap: BitmapDrawable
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private var pressedState = false
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var bounds: Rect
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get() = outerBitmap.bounds
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set(bounds) {
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outerBitmap.bounds = bounds
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}
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init {
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outerBitmap = BitmapDrawable(res, bitmapOuter)
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defaultStateInnerBitmap = BitmapDrawable(res, bitmapInnerDefault)
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pressedStateInnerBitmap = BitmapDrawable(res, bitmapInnerPressed)
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boundsBoxBitmap = BitmapDrawable(res, bitmapOuter)
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width = bitmapOuter.width
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height = bitmapOuter.height
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require(!(controllerIndex < 0 || controllerIndex >= 4)) { "controllerIndex must be 0-3" }
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bounds = rectOuter
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defaultStateInnerBitmap.bounds = rectInner
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pressedStateInnerBitmap.bounds = rectInner
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virtBounds = bounds
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origBounds = outerBitmap.copyBounds()
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boundsBoxBitmap.alpha = 0
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boundsBoxBitmap.bounds = virtBounds
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setInnerBounds()
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}
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fun draw(canvas: Canvas) {
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outerBitmap.draw(canvas)
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currentStateBitmapDrawable.draw(canvas)
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boundsBoxBitmap.draw(canvas)
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}
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fun trackEvent(event: MotionEvent): Boolean {
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val reCenter = BooleanSetting.MAIN_JOYSTICK_REL_CENTER.boolean
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val action = event.actionMasked
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val firstPointer = action != MotionEvent.ACTION_POINTER_DOWN &&
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action != MotionEvent.ACTION_POINTER_UP
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val pointerIndex = if (firstPointer) 0 else event.actionIndex
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var pressed = false
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when (action) {
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MotionEvent.ACTION_DOWN,
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MotionEvent.ACTION_POINTER_DOWN -> {
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if (bounds.contains(
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event.getX(pointerIndex).toInt(),
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event.getY(pointerIndex).toInt()
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)
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) {
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pressed = true
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pressedState = true
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outerBitmap.alpha = 0
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boundsBoxBitmap.alpha = opacity
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if (reCenter) {
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virtBounds.offset(
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event.getX(pointerIndex).toInt() - virtBounds.centerX(),
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event.getY(pointerIndex).toInt() - virtBounds.centerY()
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)
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}
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boundsBoxBitmap.bounds = virtBounds
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trackId = event.getPointerId(pointerIndex)
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}
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}
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MotionEvent.ACTION_UP,
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MotionEvent.ACTION_POINTER_UP -> {
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if (trackId == event.getPointerId(pointerIndex)) {
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pressed = true
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pressedState = false
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y = 0f
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x = y
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outerBitmap.alpha = opacity
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boundsBoxBitmap.alpha = 0
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virtBounds =
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Rect(origBounds.left, origBounds.top, origBounds.right, origBounds.bottom)
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bounds =
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Rect(origBounds.left, origBounds.top, origBounds.right, origBounds.bottom)
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setInnerBounds()
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trackId = -1
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}
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}
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}
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if (trackId == -1)
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return pressed
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for (i in 0 until event.pointerCount) {
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if (trackId == event.getPointerId(i)) {
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var touchX = event.getX(i)
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var touchY = event.getY(i)
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var maxY = virtBounds.bottom.toFloat()
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var maxX = virtBounds.right.toFloat()
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touchX -= virtBounds.centerX().toFloat()
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maxX -= virtBounds.centerX().toFloat()
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touchY -= virtBounds.centerY().toFloat()
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maxY -= virtBounds.centerY().toFloat()
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x = touchX / maxX
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y = touchY / maxY
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setInnerBounds()
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}
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}
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return pressed
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}
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fun onConfigureTouch(event: MotionEvent) {
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when (event.action) {
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MotionEvent.ACTION_DOWN -> {
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previousTouchX = event.x.toInt()
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previousTouchY = event.y.toInt()
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}
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MotionEvent.ACTION_MOVE -> {
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val deltaX = event.x.toInt() - previousTouchX
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val deltaY = event.y.toInt() - previousTouchY
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controlPositionX += deltaX
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controlPositionY += deltaY
|
||||
bounds = Rect(
|
||||
controlPositionX,
|
||||
controlPositionY,
|
||||
outerBitmap.intrinsicWidth + controlPositionX,
|
||||
outerBitmap.intrinsicHeight + controlPositionY
|
||||
)
|
||||
virtBounds = Rect(
|
||||
controlPositionX,
|
||||
controlPositionY,
|
||||
outerBitmap.intrinsicWidth + controlPositionX,
|
||||
outerBitmap.intrinsicHeight + controlPositionY
|
||||
)
|
||||
setInnerBounds()
|
||||
origBounds = Rect(
|
||||
Rect(
|
||||
controlPositionX,
|
||||
controlPositionY,
|
||||
outerBitmap.intrinsicWidth + controlPositionX,
|
||||
outerBitmap.intrinsicHeight + controlPositionY
|
||||
)
|
||||
)
|
||||
previousTouchX = event.x.toInt()
|
||||
previousTouchY = event.y.toInt()
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private fun setInnerBounds() {
|
||||
var x = x.toDouble()
|
||||
var y = y.toDouble()
|
||||
|
||||
val angle = atan2(y, x) + Math.PI + Math.PI
|
||||
val radius = hypot(y, x)
|
||||
val maxRadius = InputOverrider.getGateRadiusAtAngle(controllerIndex, xControl, angle)
|
||||
if (radius > maxRadius) {
|
||||
x = maxRadius * cos(angle)
|
||||
y = maxRadius * sin(angle)
|
||||
this.x = x.toFloat()
|
||||
this.y = y.toFloat()
|
||||
}
|
||||
|
||||
val pixelX = virtBounds.centerX() + (x * (virtBounds.width() / 2)).toInt()
|
||||
val pixelY = virtBounds.centerY() + (y * (virtBounds.height() / 2)).toInt()
|
||||
|
||||
val width = pressedStateInnerBitmap.bounds.width() / 2
|
||||
val height = pressedStateInnerBitmap.bounds.height() / 2
|
||||
defaultStateInnerBitmap.setBounds(
|
||||
pixelX - width,
|
||||
pixelY - height,
|
||||
pixelX + width,
|
||||
pixelY + height
|
||||
)
|
||||
pressedStateInnerBitmap.bounds = defaultStateInnerBitmap.bounds
|
||||
}
|
||||
|
||||
fun setPosition(x: Int, y: Int) {
|
||||
controlPositionX = x
|
||||
controlPositionY = y
|
||||
}
|
||||
|
||||
private val currentStateBitmapDrawable: BitmapDrawable
|
||||
get() = if (pressedState) pressedStateInnerBitmap else defaultStateInnerBitmap
|
||||
|
||||
fun setOpacity(value: Int) {
|
||||
opacity = value
|
||||
|
||||
defaultStateInnerBitmap.alpha = value
|
||||
pressedStateInnerBitmap.alpha = value
|
||||
|
||||
if (trackId == -1) {
|
||||
outerBitmap.alpha = value
|
||||
boundsBoxBitmap.alpha = 0
|
||||
} else {
|
||||
outerBitmap.alpha = 0
|
||||
boundsBoxBitmap.alpha = value
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue