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89 lines
1.9 KiB
C++
89 lines
1.9 KiB
C++
/*****************************************************************************
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* Eliot
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* Copyright (C) 2008 Olivier Teulière
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* Authors: Olivier Teulière <ipkiss @@ gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*****************************************************************************/
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#include "command.h"
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#include "debug.h"
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INIT_LOGGER(game, Command);
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INIT_LOGGER(game, UndoCmd);
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Command::Command()
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: m_executed(false), m_humanIndependent(true), m_autoExecutable(true)
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{
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}
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void Command::execute()
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{
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ASSERT(!m_executed, "Command already executed!");
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doExecute();
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m_executed = true;
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}
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void Command::undo()
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{
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ASSERT(m_executed, "Command already undone!");
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doUndo();
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m_executed = false;
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}
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UndoCmd::UndoCmd(Command *cmd)
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: m_cmd(cmd)
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{
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ASSERT(m_cmd != 0, "Null command given");
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}
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UndoCmd::~UndoCmd()
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{
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delete m_cmd;
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}
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bool UndoCmd::isAutoExecutable() const
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{
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return m_cmd->isAutoExecutable();
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}
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void UndoCmd::doExecute()
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{
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ASSERT(m_cmd->isExecuted(), "The wrapped command is not executed");
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m_cmd->undo();
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}
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void UndoCmd::doUndo()
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{
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ASSERT(!m_cmd->isExecuted(), "The wrapped command is already executed");
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m_cmd->execute();
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}
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wstring UndoCmd::toString() const
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{
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return L"UndoCmd (" + m_cmd->toString() + L")";
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}
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