1 files changed, 122 insertions, 0 deletions
diff --git a/src/android/app/src/main/java/org/yuzu/yuzu_emu/overlay/InputOverlayDrawableButton.java b/src/android/app/src/main/java/org/yuzu/yuzu_emu/overlay/InputOverlayDrawableButton.java
new file mode 100644
index 000000000..fe523c6c4
--- /dev/null
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/overlay/InputOverlayDrawableButton.java
@@ -0,0 +1,122 @@
+/**
+ * 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;
+
+/**
+ * Custom {@link BitmapDrawable} that is capable
+ * of storing it's own ID.
+ */
+public final class InputOverlayDrawableButton {
+    // The ID identifying what type of button this Drawable represents.
+    private int mButtonType;
+    private int mTrackId;
+    private int mPreviousTouchX, mPreviousTouchY;
+    private int mControlPositionX, mControlPositionY;
+    private int mWidth;
+    private int mHeight;
+    private BitmapDrawable mDefaultStateBitmap;
+    private BitmapDrawable mPressedStateBitmap;
+    private boolean mPressedState = false;
+
+    /**
+     * Constructor
+     *
+     * @param res                {@link Resources} instance.
+     * @param defaultStateBitmap {@link Bitmap} to use with the default state Drawable.
+     * @param pressedStateBitmap {@link Bitmap} to use with the pressed state Drawable.
+     * @param buttonType         Identifier for this type of button.
+     */
+    public InputOverlayDrawableButton(Resources res, Bitmap defaultStateBitmap,
+                                      Bitmap pressedStateBitmap, int buttonType) {
+        mDefaultStateBitmap = new BitmapDrawable(res, defaultStateBitmap);
+        mPressedStateBitmap = new BitmapDrawable(res, pressedStateBitmap);
+        mButtonType = buttonType;
+
+        mWidth = mDefaultStateBitmap.getIntrinsicWidth();
+        mHeight = mDefaultStateBitmap.getIntrinsicHeight();
+    }
+
+    /**
+     * Gets this InputOverlayDrawableButton's button ID.
+     *
+     * @return this InputOverlayDrawableButton's button ID.
+     */
+    public int getId() {
+        return mButtonType;
+    }
+
+    public int getTrackId() {
+        return mTrackId;
+    }
+
+    public void setTrackId(int trackId) {
+        mTrackId = trackId;
+    }
+
+    public boolean onConfigureTouch(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(mControlPositionX, mControlPositionY, getWidth() + mControlPositionX,
+                        getHeight() + mControlPositionY);
+                mPreviousTouchX = fingerPositionX;
+                mPreviousTouchY = fingerPositionY;
+                break;
+
+        }
+        return true;
+    }
+
+    public void setPosition(int x, int y) {
+        mControlPositionX = x;
+        mControlPositionY = y;
+    }
+
+    public void draw(Canvas canvas) {
+        getCurrentStateBitmapDrawable().draw(canvas);
+    }
+
+    private BitmapDrawable getCurrentStateBitmapDrawable() {
+        return mPressedState ? mPressedStateBitmap : mDefaultStateBitmap;
+    }
+
+    public void setBounds(int left, int top, int right, int bottom) {
+        mDefaultStateBitmap.setBounds(left, top, right, bottom);
+        mPressedStateBitmap.setBounds(left, top, right, bottom);
+    }
+
+    public Rect getBounds() {
+        return mDefaultStateBitmap.getBounds();
+    }
+
+    public int getWidth() {
+        return mWidth;
+    }
+
+    public int getHeight() {
+        return mHeight;
+    }
+
+    public void setPressedState(boolean isPressed) {
+        mPressedState = isPressed;
+    }
+}