// Update is called once per frame
void Update()
{
mousePosition = Camera.main.ScreenToWorldPoint(Input.mousePosition);
// Debug.Log ("Field/Update: mouse position = (" + mousePosition.x + ", " + mousePosition.y + ")");
Direction newCursorState = Direction.NONE;
//version 1 mouse detection
// if (mousePosition.x > width / 2f || mousePosition.x < -width / 2f ||
// mousePosition.y > height / 2f || mousePosition.y < -height / 2f) {
// newCursorState = Direction.NONE;
// }
// else {
// float m = height / width;
// bool posLine = mousePosition.y > m * mousePosition.x;
// bool negLine = mousePosition.y > -m * mousePosition.x;
// if (posLine && negLine) {
// newCursorState = Direction.FRONT;
// }
// else if (!posLine && negLine) {
// newCursorState = Direction.RIGHT;
// }
// else if (!posLine && !negLine) {
// newCursorState = Direction.BACK;
// }
// else if (posLine && !negLine) {
// newCursorState = Direction.LEFT;
// }
// }
//version 2 mouse detection
RaycastHit2D hitInfo = Physics2D.Raycast(mousePosition, Vector2.zero, 0, LayerMask.GetMask("Field"));
if (hitInfo.collider == null)
{
newCursorState = Direction.NONE;
}
else
{
if (hitInfo.collider.gameObject == frontField.gameObject)
{
newCursorState = Direction.FRONT;
}
else if (hitInfo.collider.gameObject == rightField.gameObject)
{
newCursorState = Direction.RIGHT;
}
else if (hitInfo.collider.gameObject == backField.gameObject)
{
newCursorState = Direction.BACK;
}
else if (hitInfo.collider.gameObject == leftField.gameObject)
{
newCursorState = Direction.LEFT;
}
}
if (newCursorState != Direction.NONE && directionState [(int)newCursorState] == false)
{
newCursorState = Direction.NONE;
}
if (cursorState != newCursorState)
{
switch (cursorState)
{
case (Direction.NONE):
break;
case (Direction.FRONT):
frontField.setHighlightState(false);
break;
case (Direction.RIGHT):
rightField.setHighlightState(false);
break;
case (Direction.BACK):
backField.setHighlightState(false);
break;
case (Direction.LEFT):
leftField.setHighlightState(false);
break;
}
switch (newCursorState)
{
case (Direction.NONE):
break;
case (Direction.FRONT):
frontField.setHighlightState(true);
break;
case (Direction.RIGHT):
rightField.setHighlightState(true);
break;
case (Direction.BACK):
backField.setHighlightState(true);
break;
case (Direction.LEFT):
leftField.setHighlightState(true);
break;
}
cursorState = newCursorState;
}
if (Input.GetMouseButtonDown(0))
{
Debug.Log("Field/Update: select" + cursorState);
if (inputState == Direction.NONE)
{
inputState = cursorState;
}
}
}