Ogre::OverlayContainer *GUIHelper::findContainer(Ogre::OverlayContainer *overlay,
const Ogre::String subStrName)
{
ASSERT(overlay);
std::queue<Ogre::OverlayContainer *> q;
q.push(overlay);
Ogre::OverlayContainer *parent = 0;
while(!q.empty()){
parent = q.back();
q.pop();
if(parent->getName().find(subStrName) != Ogre::String::npos){
// we find it
return parent;
}
// else we have to iterate over all the children an put it in the queue
Ogre::OverlayContainer *child = 0;
Ogre::OverlayContainer::ChildIterator it = parent->getChildIterator();
while(it.hasMoreElements()){
child = static_cast<Ogre::OverlayContainer *>(it.peekNextValue());
if(!child){
break;
}
// else we put it in the queue
q.push(child);
it.moveNext();
}
}
return 0;
}
void GUIHelper::fullDestroyOverlayElement(Ogre::OverlayContainer *elem)
{
ASSERT(elem);
Ogre::OverlayManager &om = Ogre::OverlayManager::getSingleton();
Ogre::OverlayContainer::ChildIterator it = elem->getChildIterator();
Ogre::OverlayContainer *child = 0;
// TODO: cuidado aca que podemos estar teniendo SIGSEV si tenemos
// muchos overlays anidados, deberiamos guardarlos capaz en un container
// y luego liberar todos de una como en la funcion de arriba
while(it.hasMoreElements()){
child = static_cast<Ogre::OverlayContainer *>(it.peekNextValue());
if(!child){
break;
}
// else.. we have to configure this child with the parent size and
// position
fullDestroyOverlayElement(child);
it.moveNext();
}
destroyMaterial(elem->getMaterialName());
om.destroyOverlayElement(elem);
}
/**
* Ugly but fast recursively function used to reposition the overlaycontainer
*/
void GUIHelper::reposContainer(Ogre::OverlayContainer *o,
Ogre::Real parentX, Ogre::Real parentY, Ogre::Real parentHeight,
Ogre::Real parentWidth)
{
ASSERT(o);
ASSERT(parentX >= 0.0f && parentX <= 1.0f);
ASSERT(parentY >= 0.0f && parentY <= 1.0f);
ASSERT(parentHeight >= 0.0f && parentHeight <= 1.0f);
ASSERT(parentWidth >= 0.0f && parentWidth <= 1.0f);
// debugBLUE("Configuring new container: \n"
// "Top: %f, Left:%f, Width:%f, Height:%f\n"
// "Parent: %f,%f,%f,%f\n",
// o->getTop(), o->getLeft(), o->getWidth(), o->getHeight(),
// parentY, parentX, parentWidth, parentHeight);
// configure this container
// size
ASSERT( o->getHeight() >= 0.0f && o->getHeight() <= 1.0f);
ASSERT(o->getWidth() >= 0.0f && o->getWidth() <= 1.0f);
o->setHeight(parentHeight * o->getHeight());
o->setWidth(parentWidth * o->getWidth());
// position
ASSERT(o->getTop() >= 0.0f && o->getTop() <= 1.0f);
ASSERT(o->getLeft() >= 0.0f && o->getLeft() <= 1.0f);
o->setTop((o->getTop() * parentHeight));
o->setLeft((o->getLeft() * parentWidth));
Ogre::OverlayContainer::ChildIterator it = o->getChildIterator();
Ogre::OverlayContainer *child = 0;
while(it.hasMoreElements()){
child = static_cast<Ogre::OverlayContainer *>(it.peekNextValue());
if(!child){
return;
}
// else.. we have to configure this child with the parent size and
// position
reposContainer(child, o->getLeft(), o->getTop(), o->getHeight(),
o->getWidth());
it.moveNext();
}
}
void GUIHelper::getChildrens(Ogre::OverlayContainer *elem,
std::vector<Ogre::OverlayContainer *> &ch)
{
ASSERT(elem);
ch.clear();
Ogre::OverlayContainer::ChildIterator it = elem->getChildIterator();
Ogre::OverlayContainer *child = 0;
while(it.hasMoreElements()){
child = static_cast<Ogre::OverlayContainer *>(it.peekNextValue());
if(!child){
break;
}
ch.push_back(child);
it.moveNext();
}
}