Android Open Source - jmini3d Input Controller

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License

The source code is released under:
Copyright 2012 Mobialia http://www.mobialia.com/ Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to ...
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Java Source Code

package jmini3d.android.input;
//www.j av a 2 s  . c  o  m
import android.os.Build;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.View;
import android.view.View.OnTouchListener;

import java.util.HashMap;

import jmini3d.android.compat.CompatibilityWrapper5;
import jmini3d.input.KeyListener;
import jmini3d.input.TouchListener;
import jmini3d.input.TouchPointer;

public class InputController implements OnTouchListener, View.OnKeyListener {

  TouchListener touchListener;
  KeyListener keyListener;

  HashMap<Integer, TouchPointer> pointers = new HashMap<Integer, TouchPointer>();
  HashMap<Integer, TouchPointer> pointersAux = new HashMap<Integer, TouchPointer>();

  View view;

  public InputController(View view) {
    this.view = view;
  }

  public void setTouchListener(TouchListener touchListener) {
    this.touchListener = touchListener;
    view.setOnTouchListener(this);
  }

  public void setKeyListener(KeyListener keyListener) {
    this.keyListener = keyListener;
    view.setOnKeyListener(this);
  }

  @Override
  public boolean onTouch(View v, MotionEvent event) {
    if (touchListener == null) {
      return false;
    }
    // = event.getActionMasked();
    int action = event.getAction();
    // = event.getActionIndex();
    int pointerIndex = (action & MotionEvent.ACTION_POINTER_INDEX_MASK) >> MotionEvent.ACTION_POINTER_INDEX_SHIFT;
    int pointerId = 0;
    if (Build.VERSION.SDK_INT >= 5) {
      pointerId = CompatibilityWrapper5.getPointerId(event, pointerIndex);
    }

    switch (action & MotionEvent.ACTION_MASK) {
      case MotionEvent.ACTION_DOWN:
      case MotionEvent.ACTION_POINTER_DOWN:
        TouchPointer touchPointer = pointersAux.get(Integer.valueOf(pointerId));
        if (touchPointer == null) {
          touchPointer = new TouchPointer();
        }

        new TouchPointer();
        if (Build.VERSION.SDK_INT >= 5) {
          touchPointer.x = (int) CompatibilityWrapper5.getX(event, pointerIndex);
          touchPointer.y = (int) CompatibilityWrapper5.getY(event, pointerIndex);
        } else {
          touchPointer.x = (int) event.getX();
          touchPointer.y = (int) event.getY();
        }
        touchPointer.status = TouchPointer.TOUCH_DOWN;
        pointers.put(pointerId, touchPointer);
        if (touchListener != null) {
          touchListener.onTouch(pointers);
        }
        touchPointer.status = TouchPointer.TOUCH_MOVE;
        break;
      case MotionEvent.ACTION_MOVE:
        for (int i = 0; i < event.getPointerCount(); i++) {
          if (Build.VERSION.SDK_INT >= 5) {
            int curPointerId = CompatibilityWrapper5.getPointerId(event, i);
            if (pointers.containsKey(Integer.valueOf(curPointerId))) {
              TouchPointer movePointer = pointers.get(Integer.valueOf(curPointerId));
              movePointer.x = (int) CompatibilityWrapper5.getX(event, i);
              movePointer.y = (int) CompatibilityWrapper5.getY(event, i);
              movePointer.status = TouchPointer.TOUCH_MOVE;
            }
          } else {
            TouchPointer movePointer = pointers.get(Integer.valueOf(0));
            movePointer.x = (int) event.getX();
            movePointer.y = (int) event.getY();
            movePointer.status = TouchPointer.TOUCH_MOVE;
          }
        }
        if (touchListener != null) {
          touchListener.onTouch(pointers);
        }
        break;
      case MotionEvent.ACTION_UP:
      case MotionEvent.ACTION_POINTER_UP:
        TouchPointer upPointer = pointers.get(Integer.valueOf(pointerId));
        upPointer.status = TouchPointer.TOUCH_UP;
        if (touchListener != null) {
          touchListener.onTouch(pointers);
        }
        pointers.remove(Integer.valueOf(pointerId));
        pointersAux.put(pointerId, upPointer);
        break;
      case MotionEvent.ACTION_OUTSIDE:
        break;
    }

    try {
      // Avoid event flood
      Thread.sleep(16);
    } catch (InterruptedException e) {
      e.printStackTrace();
    }
    return true;
  }

  @Override
  public boolean onKey(View v, int keyCode, KeyEvent event) {
    if (keyListener == null) {
      return false;
    }

    int key;

    switch (keyCode) {
      case KeyEvent.KEYCODE_DPAD_UP:
        key = KeyListener.KEY_UP;
        break;
      case KeyEvent.KEYCODE_DPAD_DOWN:
        key = KeyListener.KEY_DOWN;
        break;
      case KeyEvent.KEYCODE_DPAD_LEFT:
        key = KeyListener.KEY_LEFT;
        break;
      case KeyEvent.KEYCODE_DPAD_RIGHT:
        key = KeyListener.KEY_RIGHT;
        break;
      case KeyEvent.KEYCODE_DPAD_CENTER:
        key = KeyListener.KEY_CENTER;
        break;
      case KeyEvent.KEYCODE_BACK:
        key = KeyListener.KEY_BACK;
        break;
      case KeyEvent.KEYCODE_ENTER:
        key = KeyListener.KEY_ENTER;
        break;
      default:
        return false;
    }

    boolean managed = false;
    if (event.getAction() == KeyEvent.ACTION_DOWN) {
      managed = keyListener.onKeyDown(key);
    }

    if (event.getAction() == KeyEvent.ACTION_UP) {
      managed = keyListener.onKeyUp(key);
    }
    return managed;
  }

}
Java Source Code List
