/// <summary>
/// Switches the selected block if the user scrolls.
/// </summary>
private void SwitchBlock()
{
SetGhostBlockVisibility(false);
float scroll = InputUtil.GetScrollWheel();
if (scroll != 0)
{
if (scroll < 0)
{
_selectedBlock++;
if ((int)_selectedBlock >= numBlockTypes)
{
_selectedBlock--;
}
}
else
{
_selectedBlock--;
if (_selectedBlock < 0)
{
_selectedBlock = 0;
}
}
}
else if (Input.GetButtonDown("Fire3"))
{
_selectedBlock++;
if ((int)_selectedBlock >= numBlockTypes)
{
_selectedBlock = 0;
}
}
else
{
for (KeyCode key = KeyCode.Alpha1; key <= keyLimit; key++)
{
if (InputUtil.GetKeyDown(key))
{
_selectedBlock = (BlockType)(key - KeyCode.Alpha1);
}
}
}
}