diff options
Diffstat (limited to 'src/android/app/src/main/java/org/yuzu/yuzu_emu/overlay/InputOverlayDrawableJoystick.java')
| -rw-r--r-- | src/android/app/src/main/java/org/yuzu/yuzu_emu/overlay/InputOverlayDrawableJoystick.java | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/overlay/InputOverlayDrawableJoystick.java b/src/android/app/src/main/java/org/yuzu/yuzu_emu/overlay/InputOverlayDrawableJoystick.java new file mode 100644 index 000000000..875719311 --- /dev/null +++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/overlay/InputOverlayDrawableJoystick.java @@ -0,0 +1,264 @@ +/** + * Copyright 2013 Dolphin Emulator Project + * Licensed under GPLv2+ + * Refer to the license.txt file included. + */ + +package org.yuzu.yuzu_emu.overlay; + +import android.content.res.Resources; +import android.graphics.Bitmap; +import android.graphics.Canvas; +import android.graphics.Rect; +import android.graphics.drawable.BitmapDrawable; +import android.view.MotionEvent; + +import org.yuzu.yuzu_emu.NativeLibrary.ButtonType; +import org.yuzu.yuzu_emu.utils.EmulationMenuSettings; + +/** + * Custom {@link BitmapDrawable} that is capable + * of storing it's own ID. + */ +public final class InputOverlayDrawableJoystick { + private final int[] axisIDs = {0, 0, 0, 0}; + private final float[] axises = {0f, 0f}; + private int trackId = -1; + private int mJoystickType; + private int mControlPositionX, mControlPositionY; + private int mPreviousTouchX, mPreviousTouchY; + private int mWidth; + private int mHeight; + private Rect mVirtBounds; + private Rect mOrigBounds; + private BitmapDrawable mOuterBitmap; + private BitmapDrawable mDefaultStateInnerBitmap; + private BitmapDrawable mPressedStateInnerBitmap; + private BitmapDrawable mBoundsBoxBitmap; + private boolean mPressedState = false; + + /** + * Constructor + * + * @param res {@link Resources} instance. + * @param bitmapOuter {@link Bitmap} which represents the outer non-movable part of the joystick. + * @param bitmapInnerDefault {@link Bitmap} which represents the default inner movable part of the joystick. + * @param bitmapInnerPressed {@link Bitmap} which represents the pressed inner movable part of the joystick. + * @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. + */ + public InputOverlayDrawableJoystick(Resources res, Bitmap bitmapOuter, + Bitmap bitmapInnerDefault, Bitmap bitmapInnerPressed, + Rect rectOuter, Rect rectInner, int joystick) { + axisIDs[0] = joystick + 1; // Up + axisIDs[1] = joystick + 2; // Down + axisIDs[2] = joystick + 3; // Left + axisIDs[3] = joystick + 4; // Right + mJoystickType = joystick; + + mOuterBitmap = new BitmapDrawable(res, bitmapOuter); + mDefaultStateInnerBitmap = new BitmapDrawable(res, bitmapInnerDefault); + mPressedStateInnerBitmap = new BitmapDrawable(res, bitmapInnerPressed); + mBoundsBoxBitmap = new BitmapDrawable(res, bitmapOuter); + mWidth = bitmapOuter.getWidth(); + mHeight = bitmapOuter.getHeight(); + + setBounds(rectOuter); + mDefaultStateInnerBitmap.setBounds(rectInner); + mPressedStateInnerBitmap.setBounds(rectInner); + mVirtBounds = getBounds(); + mOrigBounds = mOuterBitmap.copyBounds(); + mBoundsBoxBitmap.setAlpha(0); + mBoundsBoxBitmap.setBounds(getVirtBounds()); + SetInnerBounds(); + } + + /** + * Gets this InputOverlayDrawableJoystick's button ID. + * + * @return this InputOverlayDrawableJoystick's button ID. + */ + public int getId() { + return mJoystickType; + } + + public void draw(Canvas canvas) { + mOuterBitmap.draw(canvas); + getCurrentStateBitmapDrawable().draw(canvas); + mBoundsBoxBitmap.draw(canvas); + } + + public void TrackEvent(MotionEvent event) { + int pointerIndex = event.getActionIndex(); + + switch (event.getAction() & MotionEvent.ACTION_MASK) { + case MotionEvent.ACTION_DOWN: + case MotionEvent.ACTION_POINTER_DOWN: + if (getBounds().contains((int) event.getX(pointerIndex), (int) event.getY(pointerIndex))) { + mPressedState = true; + mOuterBitmap.setAlpha(0); + mBoundsBoxBitmap.setAlpha(255); + if (EmulationMenuSettings.getJoystickRelCenter()) { + getVirtBounds().offset((int) event.getX(pointerIndex) - getVirtBounds().centerX(), + (int) event.getY(pointerIndex) - getVirtBounds().centerY()); + } + mBoundsBoxBitmap.setBounds(getVirtBounds()); + trackId = event.getPointerId(pointerIndex); + } + break; + case MotionEvent.ACTION_UP: + case MotionEvent.ACTION_POINTER_UP: + if (trackId == event.getPointerId(pointerIndex)) { + mPressedState = false; + axises[0] = axises[1] = 0.0f; + mOuterBitmap.setAlpha(255); + mBoundsBoxBitmap.setAlpha(0); + setVirtBounds(new Rect(mOrigBounds.left, mOrigBounds.top, mOrigBounds.right, + mOrigBounds.bottom)); + setBounds(new Rect(mOrigBounds.left, mOrigBounds.top, mOrigBounds.right, + mOrigBounds.bottom)); + SetInnerBounds(); + trackId = -1; + } + break; + } + + if (trackId == -1) + return; + + for (int i = 0; i < event.getPointerCount(); i++) { + if (trackId == event.getPointerId(i)) { + float touchX = event.getX(i); + float touchY = event.getY(i); + float maxY = getVirtBounds().bottom; + float maxX = getVirtBounds().right; + touchX -= getVirtBounds().centerX(); + maxX -= getVirtBounds().centerX(); + touchY -= getVirtBounds().centerY(); + maxY -= getVirtBounds().centerY(); + final float AxisX = touchX / maxX; + final float AxisY = touchY / maxY; + + // Clamp the circle pad input to a circle + final float angle = (float) Math.atan2(AxisY, AxisX); + float radius = (float) Math.sqrt(AxisX * AxisX + AxisY * AxisY); + if(radius > 1.0f) + { + radius = 1.0f; + } + axises[0] = ((float)Math.cos(angle) * radius); + axises[1] = ((float)Math.sin(angle) * radius); + SetInnerBounds(); + } + } + } + + public boolean onConfigureTouch(MotionEvent event) { + int pointerIndex = event.getActionIndex(); + int fingerPositionX = (int) event.getX(pointerIndex); + int fingerPositionY = (int) event.getY(pointerIndex); + + int scale = 1; + if (mJoystickType == ButtonType.STICK_C) { + // C-stick is scaled down to be half the size of the circle pad + scale = 2; + } + + switch (event.getAction()) { + case MotionEvent.ACTION_DOWN: + mPreviousTouchX = fingerPositionX; + mPreviousTouchY = fingerPositionY; + break; + case MotionEvent.ACTION_MOVE: + int deltaX = fingerPositionX - mPreviousTouchX; + int deltaY = fingerPositionY - mPreviousTouchY; + mControlPositionX += deltaX; + mControlPositionY += deltaY; + setBounds(new Rect(mControlPositionX, mControlPositionY, + mOuterBitmap.getIntrinsicWidth() / scale + mControlPositionX, + mOuterBitmap.getIntrinsicHeight() / scale + mControlPositionY)); + setVirtBounds(new Rect(mControlPositionX, mControlPositionY, + mOuterBitmap.getIntrinsicWidth() / scale + mControlPositionX, + mOuterBitmap.getIntrinsicHeight() / scale + mControlPositionY)); + SetInnerBounds(); + setOrigBounds(new Rect(new Rect(mControlPositionX, mControlPositionY, + mOuterBitmap.getIntrinsicWidth() / scale + mControlPositionX, + mOuterBitmap.getIntrinsicHeight() / scale + mControlPositionY))); + mPreviousTouchX = fingerPositionX; + mPreviousTouchY = fingerPositionY; + break; + } + return true; + } + + + public float[] getAxisValues() { + return axises; + } + + public int[] getAxisIDs() { + return axisIDs; + } + + private void SetInnerBounds() { + int X = getVirtBounds().centerX() + (int) ((axises[0]) * (getVirtBounds().width() / 2)); + int Y = getVirtBounds().centerY() + (int) ((axises[1]) * (getVirtBounds().height() / 2)); + + if (mJoystickType == ButtonType.STICK_LEFT) { + X += 1; + Y += 1; + } + + if (X > getVirtBounds().centerX() + (getVirtBounds().width() / 2)) + X = getVirtBounds().centerX() + (getVirtBounds().width() / 2); + if (X < getVirtBounds().centerX() - (getVirtBounds().width() / 2)) + X = getVirtBounds().centerX() - (getVirtBounds().width() / 2); + if (Y > getVirtBounds().centerY() + (getVirtBounds().height() / 2)) + Y = getVirtBounds().centerY() + (getVirtBounds().height() / 2); + if (Y < getVirtBounds().centerY() - (getVirtBounds().height() / 2)) + Y = getVirtBounds().centerY() - (getVirtBounds().height() / 2); + + int width = mPressedStateInnerBitmap.getBounds().width() / 2; + int height = mPressedStateInnerBitmap.getBounds().height() / 2; + mDefaultStateInnerBitmap.setBounds(X - width, Y - height, X + width, Y + height); + mPressedStateInnerBitmap.setBounds(mDefaultStateInnerBitmap.getBounds()); + } + + public void setPosition(int x, int y) { + mControlPositionX = x; + mControlPositionY = y; + } + + private BitmapDrawable getCurrentStateBitmapDrawable() { + return mPressedState ? mPressedStateInnerBitmap : mDefaultStateInnerBitmap; + } + + public Rect getBounds() { + return mOuterBitmap.getBounds(); + } + + public void setBounds(Rect bounds) { + mOuterBitmap.setBounds(bounds); + } + + private void setOrigBounds(Rect bounds) { + mOrigBounds = bounds; + } + + private Rect getVirtBounds() { + return mVirtBounds; + } + + private void setVirtBounds(Rect bounds) { + mVirtBounds = bounds; + } + + public int getWidth() { + return mWidth; + } + + public int getHeight() { + return mHeight; + } +} |