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// -*- C++ -*-
//
// Package: Core
// Class : FWInteractionList
//
// Implementation:
// [Notes on implementation]
//
// Original Author: Alja Mrak-Tadel
// Created: Mon Apr 19 12:48:18 CEST 2010
//
// user include files
#include <cassert>
#include "TEveCompound.h"
#include "TEveManager.h"
#include "TEveSelection.h"
#include "Fireworks/Core/interface/FWInteractionList.h"
#include "Fireworks/Core/interface/FWEventItem.h"
#include "Fireworks/Core/interface/FWModelIdFromEveSelector.h"
#include "Fireworks/Core/interface/FWModelId.h"
//
// constants, enums and typedefs
//
//
// static data member definitions
//
//
// constructors and destructor
//
FWInteractionList::FWInteractionList(const FWEventItem* item) : m_item(item) {}
// FWInteractionList::FWInteractionList(const FWInteractionList& rhs)
// {
// // do actual copying here;
// }
FWInteractionList::~FWInteractionList() {
for (std::vector<TEveCompound*>::iterator i = m_compounds.begin(); i != m_compounds.end(); ++i) {
// Interaction are created only in the standard use case, where user data is FWFromEveSelectorBase.
// This is defined with return value of virtual function FWPRoxyBuilderBase::willHandleInteraction().
if ((*i)->GetUserData())
delete reinterpret_cast<FWFromEveSelectorBase*>((*i)->GetUserData());
(*i)->RemoveElements();
(*i)->DecDenyDestroy();
}
}
//
// member functions
//
/** This function is called from FWProxyBuilderBase::build() function (e.g. on next event).
The PB build function creates TEveElement for each element of collection and calls
this function to add the element to "master" element, which is a TEveCompound.
*/
void FWInteractionList::added(TEveElement* el, unsigned int idx) {
// In the case a compound for the given index already exists, just add
// the TEveElement to it, otherwise create a new one.
if (idx < m_compounds.size()) {
m_compounds[idx]->AddElement(el);
return;
}
// Prepare name for the tooltip on mouseover in GL viewer.Value of
// tooltip is TEveElement::fTitle
std::string name = m_item->modelName(idx);
if (m_item->haveInterestingValue())
name += m_item->modelInterestingValueAsString(idx);
TEveCompound* c = new TEveCompound(name.c_str(), name.c_str());
c->EnableListElements(m_item->defaultDisplayProperties().isVisible());
c->SetMainColor(m_item->defaultDisplayProperties().color());
c->SetMainTransparency(m_item->defaultDisplayProperties().transparency());
// Set flags to propagat attributes.
c->CSCImplySelectAllChildren();
c->CSCApplyMainColorToAllChildren();
c->CSCApplyMainTransparencyToAllChildren();
// TEveElement is auto-destroyed if is is not added to any parent. Alternative could
// be to use increase/decrease reference count.
c->IncDenyDestroy();
// FWModelIdFromEveSelector is needed for interaction from Eve to Fireworks.
// FWEveViewManager gets ROOT signals with selected objects (TEveCompound)
// then cals doSelect() on the compound's user data.
c->SetUserData(new FWModelIdFromEveSelector(FWModelId(m_item, idx)));
// Order does not matter. What is added to TEveCompound is not concern of interaction list.
// Interaction list operates ony with the compound.
m_compounds.push_back(c);
m_compounds.back()->AddElement(el);
// printf("%s[%d] FWInteractionList::added has childern %d\n",m_item->name().c_str(), idx, m_compounds[idx]->NumChildren());
}
/** This method is called from FWEveViewManager::modelChanges(), which
has modelChanges callback same as all other view maangers.
*/
void FWInteractionList::modelChanges(const FWModelIds& iIds) {
assert(m_compounds.size() >= m_item->size());
for (std::set<FWModelId>::const_iterator it = iIds.begin(); it != iIds.end(); ++it) {
const FWEventItem::ModelInfo& info = m_item->modelInfo(it->index());
// std::cout <<" FWInteractionList::modelChanges color "<< info.displayProperties().color() << "(*it).index() " <<(*it).index() << " " << m_item->name() <<std::endl;
const FWDisplayProperties& p = info.displayProperties();
TEveElement* comp = m_compounds[it->index()];
comp->EnableListElements(p.isVisible(), p.isVisible());
comp->SetMainColor(p.color());
comp->SetMainTransparency(p.transparency());
if (info.isSelected()) {
if (comp->GetSelectedLevel() != 1)
gEve->GetSelection()->AddElement(comp);
} else {
if (comp->GetSelectedLevel() == 1)
gEve->GetSelection()->RemoveElement(comp);
}
}
}
/**
This method is called from FWEveViewManager::itemChanged(), which is a callback of
signal FWEventItem::itemChanged_.
*/
void FWInteractionList::itemChanged() {
for (size_t i = 0, e = m_item->size(); i < e; ++i) {
// Assert for sizes is not necessary, becuse it is already in a
// proxy builder.
TEveElement* comp = m_compounds[i];
std::string name = m_item->modelName(i);
if (m_item->haveInterestingValue())
name += m_item->modelInterestingValueAsString(i);
comp->SetElementTitle(name.c_str());
const FWEventItem::ModelInfo& info = m_item->modelInfo(i);
const FWDisplayProperties& p = info.displayProperties();
if (p.isVisible() != comp->GetRnrSelf())
comp->EnableListElements(p.isVisible(), p.isVisible());
if (p.color() != comp->GetMainColor())
comp->SetMainColor(p.color());
if (p.transparency() != comp->GetMainTransparency())
comp->SetMainTransparency(p.transparency());
}
}
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