Using the Hinge Animation

hinge_animation.dart

 body:
      AnimatedBuilder(
        animation: _slideAnimation,
        builder: (ctx, ch) => Container(
          width: 200,
          height: 100,
          padding: EdgeInsets.all(0),
          margin: EdgeInsets.only(
            left: 75,
            top: _slideAnimation.value,
          ),
          child: RotationTransition(
            turns: _rotateAnimation,
            child: Center(
              child: Text('Animation', style: TextStyle(
                  fontSize: 40,
                  fontWeight: FontWeight.bold,
                  color: Color.fromRGBO(0, 0, 128, _opacityAnimation.value)
              ),),
            ),
          ),
        ),
      ),