/// <summary>
/// Handle changes to the health attribute
/// </summary>
/// <param name="rAttribute"></param>
/// <param name="rOldValue"></param>
protected virtual void OnAttributeValueChanged(BasicAttribute rAttribute, object rOldValue)
{
BasicAttributeFloat lAttributeFloat = rAttribute as BasicAttributeFloat;
if (lAttributeFloat == null ||
lAttributeFloat.ID.ToUpperInvariant() != _HealthKey.ToUpperInvariant())
{
return;
}
if (_ShowDebugInfo)
{
Debug.Log(string.Format("[{0}] {1} value changed: {2} [{3}]", GetType().Name,
lAttributeFloat._ID, lAttributeFloat.GetValue <float>(), (float)rOldValue));
}
if (_UseEasing)
{
StartCoroutine(ChangeSliderValue(lAttributeFloat.Value, _HealthBar));
}
else
{
_HealthBar.value = lAttributeFloat.Value;
}
}
/// <summary>
/// Set up the Slider's min, max, and current values
/// </summary>
/// <param name="rAttributeFloat"></param>
/// <param name="rSlider"></param>
protected virtual void SetupSlider(BasicAttributeFloat rAttributeFloat, Slider rSlider)
{
//Debug.Log(string.Format("[SetupSlider] MinValue: {0} MaxValue: {1}", rAttributeFloat.MinValue, rAttributeFloat.MaxValue));
// If no Max Value specified, use the Value entered for the attribute
rSlider.maxValue = Math.Abs(rAttributeFloat.MaxValue - float.MaxValue) < 0.01 ? rAttributeFloat.Value : rAttributeFloat.MaxValue;
// If no Min Value specified, use 0
rSlider.minValue = Math.Abs(rAttributeFloat.MinValue - float.MinValue) < 0.01 ? 0 : rAttributeFloat.MinValue;
rSlider.value = rAttributeFloat.Value;
}
/// <summary>
/// Create the BasicAttributes and add the Health attribute
/// </summary>
/// <param name="rMotionController"></param>
/// <param name="rHealth">Health value to set; if the Health attribute already exist, then its value
/// is not overwritten</param>
/// <param name="rMana"></param>
/// <param name="rStamina"></param>
/// <returns></returns>
public static BasicAttributes CreateBasicAttributes(MotionController rMotionController, float rHealth, float rMana = 0, float rStamina = 0)
{
BasicAttributes lAttributes = rMotionController.GetOrAddComponent <BasicAttributes>();
if (!lAttributes.AttributeExists("Health"))
{
lAttributes.SetAttributeValue <float>("Health", rHealth);
BasicAttributeFloat lHealth = lAttributes.GetAttribute("Health") as BasicAttributeFloat;
if (lHealth != null)
{
lHealth.MinValue = 0;
lHealth.MaxValue = rHealth;
}
}
if (rMana > 0 && !lAttributes.AttributeExists("Mana"))
{
lAttributes.SetAttributeValue <float>("Mana", rMana);
BasicAttributeFloat lMana = lAttributes.GetAttribute("Mana") as BasicAttributeFloat;
if (lMana != null)
{
lMana.MinValue = 0;
lMana.MaxValue = rMana;
}
}
if (rStamina > 0 && !lAttributes.AttributeExists("Stamina"))
{
lAttributes.SetAttributeValue <float>("Stamina", rStamina);
BasicAttributeFloat lStamina = lAttributes.GetAttribute("Stamina") as BasicAttributeFloat;
if (lStamina != null)
{
lStamina.MinValue = 0;
lStamina.MaxValue = rMana;
}
}
lAttributes.OnBeforeSerialize();
return(lAttributes);
}
protected virtual void Start()
{
// If no Slider was assigned or found, don't continue initializing
if (_HealthBar == null)
{
return;
}
// If this HUD is for the player, attempt to find the player
if (_UsePlayer)
{
var player = GameObject.FindGameObjectWithTag("Player");
if (player != null)
{
_BasicAttributes = player.GetComponent <BasicAttributes>();
}
}
if (_BasicAttributes == null)
{
return;
}
BasicAttributeFloat lHealthAttribute = _BasicAttributes.GetAttribute(_HealthKey) as BasicAttributeFloat;
if (lHealthAttribute == null)
{
return;
}
// Set the slider min and max values
SetupSlider(lHealthAttribute, _HealthBar);
// Subscribe to change notifications
_BasicAttributes.OnAttributeValueChangedEvent += OnAttributeValueChanged;
mIsInitialized = true;
SetVisibility(CheckVisibilityState());
}
