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#include "SelectionGroupManager.h"
#include "i18n.h"
#include "imap.h"
#include "iradiant.h"
#include "itextstream.h"
#include "imapinfofile.h"
#include "icommandsystem.h"
#include "iselection.h"
#include "module/StaticModule.h"
#include "selection/algorithm/Group.h"
#include "selectionlib.h"
#include "SelectionGroup.h"
#include "scene/SelectableNode.h"
#include "SelectionGroupInfoFileModule.h"
namespace selection
{
SelectionGroupManager::SelectionGroupManager() :
_nextGroupId(1)
{}
ISelectionGroupPtr SelectionGroupManager::createSelectionGroup()
{
// Reserve a new group ID
std::size_t id = generateGroupId();
SelectionGroupPtr group = std::make_shared<SelectionGroup>(id);
_groups[id] = group;
return group;
}
ISelectionGroupPtr SelectionGroupManager::getSelectionGroup(std::size_t id)
{
SelectionGroupMap::iterator found = _groups.find(id);
return found != _groups.end() ? found->second : ISelectionGroupPtr();
}
ISelectionGroupPtr SelectionGroupManager::findOrCreateSelectionGroup(std::size_t id)
{
SelectionGroupMap::iterator found = _groups.find(id);
return found != _groups.end() ? found->second : createSelectionGroup(id);
}
void SelectionGroupManager::setGroupSelected(std::size_t id, bool selected)
{
SelectionGroupMap::iterator found = _groups.find(id);
if (found == _groups.end())
{
rError() << "Cannot find the group with ID " << id << std::endl;
return;
}
found->second->setSelected(selected);
}
void SelectionGroupManager::deleteSelectionGroup(std::size_t id)
{
SelectionGroupMap::iterator found = _groups.find(id);
if (found == _groups.end())
{
rError() << "Cannot delete the group with ID " << id << " as it doesn't exist." << std::endl;
return;
}
found->second->removeAllNodes();
_groups.erase(found);
}
void SelectionGroupManager::deleteAllSelectionGroups()
{
for (SelectionGroupMap::iterator g = _groups.begin(); g != _groups.end(); )
{
deleteSelectionGroup((g++)->first);
}
assert(_groups.empty());
resetNextGroupId();
}
void SelectionGroupManager::foreachSelectionGroup(const std::function<void(ISelectionGroup&)>& func)
{
for (SelectionGroupMap::value_type& pair : _groups)
{
func(*pair.second);
}
}
ISelectionGroupPtr SelectionGroupManager::createSelectionGroup(std::size_t id)
{
if (_groups.find(id) != _groups.end())
{
rWarning() << "Cannot create group with ID " << id << ", as it's already taken." << std::endl;
throw std::runtime_error("Group ID already taken");
}
auto group = std::make_shared<SelectionGroup>(id);
_groups[id] = group;
// Adjust the next group ID
resetNextGroupId();
return group;
}
void SelectionGroupManager::resetNextGroupId()
{
if (_groups.empty())
{
_nextGroupId = 0;
}
else
{
_nextGroupId = _groups.rbegin()->first + 1;
}
}
std::size_t SelectionGroupManager::generateGroupId()
{
if (_nextGroupId + 1 == std::numeric_limits<std::size_t>::max())
{
throw std::runtime_error("Out of group IDs.");
}
return _nextGroupId++;
}
}
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