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// $Id: ETNew.cpp,v 1.12 2003/02/09 18:46:53 mat Exp $
#include "ETNew.h"
#include "Application.h"
#include <sstream>
// FIXME: need to replace this by a more "civilised" way to create short
// FIXME: names..
static int m_CurEntityID = 0;
ETNew::ETNew (World *world) : EntityTool (world), m_Entity (NULL)
{}
ETNew::~ETNew()
{
if (m_Entity) delete m_Entity;
}
/// Apply tool at (x,z)
void
ETNew::Apply3D(Ark::Vector3 newpos, const Ark::Collision &col)
{
Entity *ent = GetEntity();
if (!ent)
return;
ent->SetPosition (newpos);
g_Application->PushCommand(CreateCommand());
m_World->Update();
}
/// Update or reset tool
void
ETNew::Update()
{
if (m_Entity)
delete m_Entity;
m_Entity = NULL;
}
/// Create a command with a correct state.
Command*
ETNew::CreateCommand()
{
Entity *ent = m_Entity;
if (ent)
{
Command *cmd = new ECNewDelete (m_World, ent, false);
m_Entity->Unref();
m_Entity = NULL;
return cmd;
}
else
return NULL;
}
Entity *
ETNew::GetEntity()
{
std::cerr << "getentity \n";
if (m_Entity == NULL)
{
std::cerr << " null\n";
//std::cerr << m_World << std::endl;
std::ostringstream of;
std::string mdl = g_Application->GetUI()->SelectModel ("");
if (mdl == "")
return NULL;
//std::cerr << m_World << std::endl;
of << m_CurEntityID++;
of.flush();
m_Entity = new Entity (m_World);
m_Entity->m_ShortName = of.str();
m_Entity->SetTemplate ("Scenery", "");
m_Entity->SetEntry ("model", mdl);
m_World->Add (m_Entity);
}
return m_Entity;
}
///////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////
ETDelete::ETDelete (World *world) : EntityTool (world), m_Entity (NULL)
{}
ETDelete::~ETDelete ()
{}
void
ETDelete::Apply3D (Ark::Vector3 newpos, const Ark::Collision &col)
{
if (col.GetType() == Ark::Collision::ENTITY)
{
m_Entity = static_cast<Entity*>
(const_cast<Ark::Entity*>(col.m_Entity));
m_Entity->Ref();
g_Application->PushCommand(CreateCommand());
m_World->Update();
}
else
m_Entity = NULL;
}
/// Create a command with a correct state.
Command*
ETDelete::CreateCommand()
{
if (!m_Entity)
return 0;
Command *cmd = new ECNewDelete (m_World, m_Entity, true);
cmd->Execute();
m_Entity->Unref();
m_Entity = NULL;
return cmd;
}
///////////////////////////////////////////////////////////////////////////
///////////////////////////////////////////////////////////////////////////
ECNewDelete::ECNewDelete(World *world, Entity *entity,
bool deletecmd) :
m_World (world),
m_Entity (entity),
m_Delete (deletecmd)
{
assert (m_Entity != 0);
m_Entity->Ref();
}
ECNewDelete::~ECNewDelete()
{
if (m_Entity)
m_Entity->Unref();
}
/// Return the command type.
std::string
ECNewDelete::Type() const
{
if (m_Delete)
return "Add entity";
else
return "Remove entity";
}
/// Execute this command.
void
ECNewDelete::Execute()
{
if (m_Delete == false)
m_World->Add (m_Entity);
else
m_World->Remove (m_Entity);
m_World->Update();
}
/// Undo the action done by this command.
void
ECNewDelete::Unexecute()
{
if (m_Delete == false)
m_World->Remove (m_Entity);
else
m_World->Add (m_Entity);
}
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