diff options
Diffstat (limited to 'src/android/app/src/main/java/org/yuzu/yuzu_emu/overlay/InputOverlayDrawableDpad.kt')
| -rw-r--r-- | src/android/app/src/main/java/org/yuzu/yuzu_emu/overlay/InputOverlayDrawableDpad.kt | 274 |
1 files changed, 274 insertions, 0 deletions
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/overlay/InputOverlayDrawableDpad.kt b/src/android/app/src/main/java/org/yuzu/yuzu_emu/overlay/InputOverlayDrawableDpad.kt new file mode 100644 index 000000000..43d664d21 --- /dev/null +++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/overlay/InputOverlayDrawableDpad.kt @@ -0,0 +1,274 @@ +// SPDX-FileCopyrightText: 2023 yuzu Emulator Project +// SPDX-License-Identifier: GPL-2.0-or-later + +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.ButtonState + +/** + * Custom [BitmapDrawable] that is capable + * of storing it's own ID. + * + * @param res [Resources] instance. + * @param defaultStateBitmap [Bitmap] of the default state. + * @param pressedOneDirectionStateBitmap [Bitmap] of the pressed state in one direction. + * @param pressedTwoDirectionsStateBitmap [Bitmap] of the pressed state in two direction. + * @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. + */ +class InputOverlayDrawableDpad( + res: Resources, + defaultStateBitmap: Bitmap, + pressedOneDirectionStateBitmap: Bitmap, + pressedTwoDirectionsStateBitmap: Bitmap, + buttonUp: Int, + buttonDown: Int, + buttonLeft: Int, + buttonRight: Int +) { + /** + * Gets one of the InputOverlayDrawableDpad's button IDs. + * + * @return the requested InputOverlayDrawableDpad's button ID. + */ + // The ID identifying what type of button this Drawable represents. + val upId: Int + val downId: Int + val leftId: Int + val rightId: Int + var trackId: Int + + val width: Int + val height: Int + + private val defaultStateBitmap: BitmapDrawable + private val pressedOneDirectionStateBitmap: BitmapDrawable + private val pressedTwoDirectionsStateBitmap: BitmapDrawable + + private var previousTouchX = 0 + private var previousTouchY = 0 + private var controlPositionX = 0 + private var controlPositionY = 0 + + private var upButtonState = false + private var downButtonState = false + private var leftButtonState = false + private var rightButtonState = false + + init { + this.defaultStateBitmap = BitmapDrawable(res, defaultStateBitmap) + this.pressedOneDirectionStateBitmap = BitmapDrawable(res, pressedOneDirectionStateBitmap) + this.pressedTwoDirectionsStateBitmap = BitmapDrawable(res, pressedTwoDirectionsStateBitmap) + width = this.defaultStateBitmap.intrinsicWidth + height = this.defaultStateBitmap.intrinsicHeight + upId = buttonUp + downId = buttonDown + leftId = buttonLeft + rightId = buttonRight + trackId = -1 + } + + fun updateStatus(event: MotionEvent, dpad_slide: Boolean): Boolean { + val pointerIndex = event.actionIndex + val xPosition = event.getX(pointerIndex).toInt() + val yPosition = event.getY(pointerIndex).toInt() + val pointerId = event.getPointerId(pointerIndex) + val motionEvent = event.action and MotionEvent.ACTION_MASK + val isActionDown = + motionEvent == MotionEvent.ACTION_DOWN || motionEvent == MotionEvent.ACTION_POINTER_DOWN + val isActionUp = + motionEvent == MotionEvent.ACTION_UP || motionEvent == MotionEvent.ACTION_POINTER_UP + if (isActionDown) { + if (!bounds.contains(xPosition, yPosition)) { + return false + } + trackId = pointerId + } + if (isActionUp) { + if (trackId != pointerId) { + return false + } + trackId = -1 + upButtonState = false + downButtonState = false + leftButtonState = false + rightButtonState = false + return true + } + if (trackId == -1) { + return false + } + if (!dpad_slide && !isActionDown) { + return false + } + for (i in 0 until event.pointerCount) { + if (trackId != event.getPointerId(i)) { + continue + } + + var touchX = event.getX(i) + var touchY = event.getY(i) + var maxY = bounds.bottom.toFloat() + var maxX = bounds.right.toFloat() + touchX -= bounds.centerX().toFloat() + maxX -= bounds.centerX().toFloat() + touchY -= bounds.centerY().toFloat() + maxY -= bounds.centerY().toFloat() + val axisX = touchX / maxX + val axisY = touchY / maxY + val oldUpState = upButtonState + val oldDownState = downButtonState + val oldLeftState = leftButtonState + val oldRightState = rightButtonState + + upButtonState = axisY < -VIRT_AXIS_DEADZONE + downButtonState = axisY > VIRT_AXIS_DEADZONE + leftButtonState = axisX < -VIRT_AXIS_DEADZONE + rightButtonState = axisX > VIRT_AXIS_DEADZONE + return oldUpState != upButtonState || oldDownState != downButtonState || oldLeftState != leftButtonState || oldRightState != rightButtonState + } + return false + } + + fun draw(canvas: Canvas) { + val px = controlPositionX + width / 2 + val py = controlPositionY + height / 2 + + // Pressed up + if (upButtonState && !leftButtonState && !rightButtonState) { + pressedOneDirectionStateBitmap.draw(canvas) + return + } + + // Pressed down + if (downButtonState && !leftButtonState && !rightButtonState) { + canvas.save() + canvas.rotate(180f, px.toFloat(), py.toFloat()) + pressedOneDirectionStateBitmap.draw(canvas) + canvas.restore() + return + } + + // Pressed left + if (leftButtonState && !upButtonState && !downButtonState) { + canvas.save() + canvas.rotate(270f, px.toFloat(), py.toFloat()) + pressedOneDirectionStateBitmap.draw(canvas) + canvas.restore() + return + } + + // Pressed right + if (rightButtonState && !upButtonState && !downButtonState) { + canvas.save() + canvas.rotate(90f, px.toFloat(), py.toFloat()) + pressedOneDirectionStateBitmap.draw(canvas) + canvas.restore() + return + } + + // Pressed up left + if (upButtonState && leftButtonState && !rightButtonState) { + pressedTwoDirectionsStateBitmap.draw(canvas) + return + } + + // Pressed up right + if (upButtonState && !leftButtonState && rightButtonState) { + canvas.save() + canvas.rotate(90f, px.toFloat(), py.toFloat()) + pressedTwoDirectionsStateBitmap.draw(canvas) + canvas.restore() + return + } + + // Pressed down right + if (downButtonState && !leftButtonState && rightButtonState) { + canvas.save() + canvas.rotate(180f, px.toFloat(), py.toFloat()) + pressedTwoDirectionsStateBitmap.draw(canvas) + canvas.restore() + return + } + + // Pressed down left + if (downButtonState && leftButtonState && !rightButtonState) { + canvas.save() + canvas.rotate(270f, px.toFloat(), py.toFloat()) + pressedTwoDirectionsStateBitmap.draw(canvas) + canvas.restore() + return + } + + // Not pressed + defaultStateBitmap.draw(canvas) + } + + val upStatus: Int + get() = if (upButtonState) ButtonState.PRESSED else ButtonState.RELEASED + val downStatus: Int + get() = if (downButtonState) ButtonState.PRESSED else ButtonState.RELEASED + val leftStatus: Int + get() = if (leftButtonState) ButtonState.PRESSED else ButtonState.RELEASED + val rightStatus: Int + get() = if (rightButtonState) ButtonState.PRESSED else ButtonState.RELEASED + + fun onConfigureTouch(event: MotionEvent): Boolean { + val pointerIndex = event.actionIndex + val fingerPositionX = event.getX(pointerIndex).toInt() + val fingerPositionY = event.getY(pointerIndex).toInt() + + when (event.action) { + MotionEvent.ACTION_DOWN -> { + previousTouchX = fingerPositionX + previousTouchY = fingerPositionY + } + + MotionEvent.ACTION_MOVE -> { + controlPositionX += fingerPositionX - previousTouchX + controlPositionY += fingerPositionY - previousTouchY + setBounds( + controlPositionX, + controlPositionY, + width + controlPositionX, + height + controlPositionY + ) + previousTouchX = fingerPositionX + previousTouchY = fingerPositionY + } + } + return true + } + + fun setPosition(x: Int, y: Int) { + controlPositionX = x + controlPositionY = y + } + + fun setBounds(left: Int, top: Int, right: Int, bottom: Int) { + defaultStateBitmap.setBounds(left, top, right, bottom) + pressedOneDirectionStateBitmap.setBounds(left, top, right, bottom) + pressedTwoDirectionsStateBitmap.setBounds(left, top, right, bottom) + } + + fun setOpacity(value: Int) { + defaultStateBitmap.alpha = value + pressedOneDirectionStateBitmap.alpha = value + pressedTwoDirectionsStateBitmap.alpha = value + } + + val bounds: Rect + get() = defaultStateBitmap.bounds + + companion object { + const val VIRT_AXIS_DEADZONE = 0.5f + } +} |