public virtual void HandleChangeSelected(bool useInputDirection = true)
{
if (selectables.Length == 0 || inControlMode || (currentInputField != null && !currentInputField.readOnly))
{
return;
}
_Selectable[] otherSelectables = new _Selectable[0];
otherSelectables = otherSelectables.AddRange(selectables);
otherSelectables = otherSelectables.Remove(currentSelected);
if (otherSelectables.Length == 0)
{
return;
}
float selectableAttractiveness;
_Selectable nextSelected = otherSelectables[0];
float highestSelectableAttractiveness = GetAttractivenessOfSelectable(nextSelected, useInputDirection);
for (int i = 1; i < otherSelectables.Length; i++)
{
_Selectable selectable = otherSelectables[i];
selectableAttractiveness = GetAttractivenessOfSelectable(selectable, useInputDirection);
if (selectableAttractiveness > highestSelectableAttractiveness)
{
highestSelectableAttractiveness = selectableAttractiveness;
nextSelected = selectable;
}
}
ChangeSelected(nextSelected);
}
public virtual void ColorSelected(_Selectable selectable, float colorMultiplier)
{
ColorBlock colors = selectable.selectable.colors;
colors.colorMultiplier = colorMultiplier;
selectable.selectable.colors = colors;
}
public virtual float GetAttractivenessOfSelectable(_Selectable selectable, bool useInputDirection = true)
{
float attractiveness = selectable.priority;
if (useInputDirection)
{
Vector2 directionToSelectable = GetDirectionToSelectable(selectable);
float angleAttractiveness = (180f - Vector2.Angle(inputDirection, directionToSelectable)) * angleEffectiveness;
float distanceAttractiveness = directionToSelectable.magnitude * distanceEffectiveness;
attractiveness += angleAttractiveness - distanceAttractiveness;
}
return(attractiveness);
}
public virtual void ChangeSelected(_Selectable selectable)
{
if (inControlMode)
{
return;
}
if (currentSelected != null)
{
ColorSelected(currentSelected, 1);
}
currentSelected = selectable;
currentSelected.selectable.Select();
colorMultiplier.JumpToStart();
}
public virtual bool IsMousedOverSelectable(_Selectable selectable)
{
return(IsMousedOverRectTransform(selectable.rectTrs, selectable.canvas, selectable.canvasRectTrs));
}
public virtual bool CanSelectSelectable(_Selectable selectable)
{
return(selectables.Contains(selectable) && selectable.selectable.IsInteractable() && selectable.canvas.enabled);
}
public virtual Vector2 GetDirectionToSelectable(_Selectable selectable)
{
return(selectable.rectTrs.GetCenterInCanvasNormalized(selectable.canvasRectTrs) - currentSelected.rectTrs.GetCenterInCanvasNormalized(currentSelected.canvasRectTrs));
}
public virtual void RemoveSelectable(_Selectable selectable)
{
selectables = selectables.Remove(selectable);
}
public virtual void AddSelectable(_Selectable selectable)
{
selectables = selectables.Add(selectable);
}