GameActivity.kt

@Preview
@Composable
fun DrawSquare() {
    Canvas(
        modifier = Modifier
            .height(100.dp)
            .width(200.dp)
    ) {
        drawRect(
            color = Color.Red,
            size = Size(width = size.height, height = size.height),
            topLeft = Offset(x = 0f, y = 0f)
        )
        drawRect(
            color = Color.Red,
            size = Size(width = size.height, height = size.height),
            topLeft = Offset(x = size.height, y = 0f)
        )
    }
}