@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
drawView = (DrawingView) findViewById(R.id.drawing);
smallBrush = getResources().getInteger(R.integer.small_size);
mediumBrush = getResources().getInteger(R.integer.medium_size);
largeBrush = getResources().getInteger(R.integer.large_size);
drawBtn = (ImageButton) findViewById(R.id.draw_btn);
drawBtn.setOnClickListener(this);
drawView.setBrushSize(mediumBrush);
eraseBtn = (ImageButton) findViewById(R.id.erase_btn);
eraseBtn.setOnClickListener(this);
newBtn = (ImageButton) findViewById(R.id.new_btn);
newBtn.setOnClickListener(this);
equalsBtn = (ImageButton) findViewById(R.id.equals_btn);
equalsBtn.setOnClickListener(this);
}
