Answers for "flutter icon button custom image"

icon as button flutter

IconButton(
            icon: Icon(
              Icons.directions_transit,
            ),
            iconSize: 50,
            color: Colors.green,
            splashColor: Colors.purple,
            onPressed: () {},
          ),

flutter image button example

Material(
    elevation: 4.0,
    clipBehavior: Clip.hardEdge,
    color: Colors.transparent,
    child: Stack(
      alignment: Alignment.bottomCenter,
      fit: StackFit.passthrough,
      children: [
        Ink.image(
          image: AssetImage(imagePath),
          fit: BoxFit.cover,
          width: 120,
          height: 120,
          child: InkWell(onTap: () {}),
        ),
        Align(
          alignment: Alignment.bottomCenter,
          child: Padding(
            padding: const EdgeInsets.all(8.0),
            child: Text(label, style: const TextStyle(fontSize: 20)),
          ),
        )
      ],
    ),
  );