/// <summary>
/// Overrides the navigation data for a given direction with a custom object deriving from the SelectableOptionBase class.
/// </summary>
/// <param name="direction"></param>
/// <param name="option"></param>
public void SetNextOption(SelectableNavigationDirection direction, SelectableOptionBase option)
{
if (!direction.Equals(SelectableNavigationDirection.NONE))
{
navigationArray[(int)direction] = option;
}
}
/// <summary>
/// Selects the given option.
/// </summary>
/// <param name="option">The object deriving from SelectableOptionBase to select.</param>
public override void SelectOption(SelectableOptionBase option, object context = null)
{
if (option != null && currentGroup.options.Contains(option))
{
currentlySelectedOption.Deselect(this);
currentlySelectedOption = option;
currentlySelectedOption.Select(this);
}
else
{
Debug.LogWarning("A null option or an option outside of the current group was almost selected, which shouldn't happen. Returning to the last one!");
}
}
private void HandleMouseControls()
{
if (raycaster == null)
{
Debug.LogError("No graphic raycaster was assigned! Please set one in the inspector as it is required for mouse controls to work!");
mouseControls = false;
return;
}
if (Input.GetMouseButtonDown(0))
{
currentlySelectedOption.OkPressed(this);
}
if (Input.GetMouseButtonDown(1))
{
currentlySelectedOption.CancelPressed(this);
}
Vector2 mousePosition = Input.mousePosition;
if (mousePosition == previousMousePosition)
{
return;
}
previousMousePosition = mousePosition;
pointerEventData.position = mousePosition;
List <RaycastResult> results = new List <RaycastResult>();
raycaster.Raycast(pointerEventData, results);
if (results.Count < 1)
{
return;
}
SelectableOptionBase hitOption = results[0].gameObject.GetComponent <SelectableOptionBase>();
if (hitOption != null && currentGroup.options.Contains(hitOption))
{
SelectOption(hitOption);
}
}
private void Awake()
{
if (firstGroup == null)
{
Debug.LogError("A cursor without a valid first group was activated! Please set a valid first group!");
gameObject.SetActive(false);
return;
}
groupHistory = new Stack <SelectableGroup>();
optionHistory = new Stack <SelectableOptionBase>();
currentGroup = firstGroup;
currentlySelectedOption = firstGroup.GetFirstOption();
if (mouseControls)
{
pointerEventData = new PointerEventData(null);
}
}
/// <summary>
/// Enters the given SelectableGroup.
/// </summary>
/// <param name="group">The SelectableGroup to enter</param>
/// <param name="selectOption">The option to select after entering the group (instead of the group's first option)</param>
/// <param name="context">If set to true, the group change won't be recorded in the group history and option history stacks</param>
public override void EnterGroup(SelectableGroup group, SelectableOptionBase selectOption = null, object context = null)
{
if (group != null)
{
if (context == null || (context is bool && (bool)context == false))
{
groupHistory.Push(currentGroup);
optionHistory.Push(currentlySelectedOption);
}
foreach (SelectableOptionBase option in currentGroup.options)
{
option.GroupLeft(this);
}
currentGroup = group;
foreach (SelectableOptionBase option in group.options)
{
option.GroupEntered(this);
}
if (selectOption == null)
{
SelectOption(group.GetFirstOption());
}
else
{
SelectOption(selectOption);
}
}
else
{
Debug.LogWarning("A null group was almost entered, which shouldn't happen. Returning to the last one!");
}
}
/// <summary>
/// Select an option inside the current group.
/// </summary>
/// <param name="option">The option within the current group to select</param>
/// <param name="context">Use this to pass custom data to the cursor</param>
public virtual void SelectOption(SelectableOptionBase option, object context = null)
{
}
/// <summary>
/// Make a cursor enter the specified group.
/// </summary>
/// <param name="group">The group that should be entered</param>
/// <param name="selectOption">The option within the group to select. If this is null, the first option of the group will be used.</param>
/// <param name="context">Use this to pass custom data to the cursor</param>
public virtual void EnterGroup(SelectableGroup group, SelectableOptionBase selectOption = null, object context = null)
{
}
