/*=============================================================================
-- Sets the caption of the text in the middle.
=============================================================================*/
void ButtonCaption::SetCaption(String caption)
{
mCaption = caption;
WeakPtr<Text> text = DynamicPtrCast<Text>(GetChild(IEI_BUTTONCAPTION_TEXT).lock());
if (!text.expired())
{
text.lock()->SetText(caption);
Font *font = text.lock()->GetFont();
unsigned width = (unsigned)font->GetTextLengthPx(mCaption.GetStd());
unsigned height = (unsigned)font->GetCharHeightPx();
//clip any characters that don't fit inside from the text element
while (width > GetWidth())
{
mCaption.Remove(mCaption.Size()-1,mCaption.Size());
SetCaption(mCaption);
width = (unsigned)font->GetTextLengthPx(mCaption.GetStd());
}
//properly center the text
text.lock()->SetRelPos( Vector2D<int>((GetWidth()-width)/2, (GetHeight()-height)/2) );
}
}
/*=============================================================================
-- Adds the object to the inventory. Effectively "picking up" the object.
=============================================================================*/
void Actor::HoldObject(WeakPtr<Object> object)
{
if (!object.expired())
{
mInventory->AddObject(object);
object.lock()->SetHost( GetManager()->GetEntity(GetId()) );
}
}
/*=============================================================================
-- Drops the object with the id in the inventory if it exists.
=============================================================================*/
void Actor::DropObject(int id)
{
//place the object on the ground behind the Actor so it does not walk over it right away.
WeakPtr<Object> object = mInventory->GetObject(id);
if (!object.expired())
{
object.lock()->SetHeld(false);
object.lock()->SetPos(Vector3D<double>(GetPos().x+32.0, GetPos().y+32.0, GetPos().z+2.0));
mInventory->RemoveObject(id);
}
}
/*=============================================================================
-- Special actions for colliding with certain enity types.
=============================================================================*/
void Actor::ReactToCollision(WeakPtr<Entity> entity)
{
if (entity.expired())
return;
if (entity.lock()->GetType() == OBJECT)
{
WeakPtr<Object> object = WeakPtr<Object>(DynamicPtrCast<Object>(entity.lock()));
if (object.lock()->GetObtainable())
HoldObject( object );
}
}
bool operator()(const WeakPtr &wp) const
{
return wp.expired();
}
