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118 lines
3.0 KiB
C++

#include "StdAfx.h"
#include "CommandMgr.h"
#include "LogMgr.h"
#include "GlobalFunction.h"
#define MAX_UNDO_CNT 100//最大撤销次数
CCommandMgr gCommandMgr;
CCommandMgr::CCommandMgr(void)
{
}
CCommandMgr::~CCommandMgr(void)
{
m_UndoQueue.clear();
m_RedoQueue.clear();
}
//p 是指令特定的操作对象
void CCommandMgr::AddUndoCommand(CCommandBase *p)
{
vector<Sptr<CObjBase>> Vec;
AddUndoCommand(p,Vec);
}
void CCommandMgr::AddUndoCommand(CCommandBase *p,vector<Sptr<CObjBase>> &pMarkObjectVec)
{
if(p->HasOpObj()==false)
{
//加入指定的
if(pMarkObjectVec.empty()==false)
{
vector<Sptr<CObjBase>>::iterator iter = pMarkObjectVec.begin();
vector<Sptr<CObjBase>>::iterator iter_end = pMarkObjectVec.end();
for(;iter!=iter_end;iter++)
{
p->AddOpObj((*iter));
}
}
else//没有指定就加入当前选择的obj
{
gLayer.GetObjContainer().AddObjToCmd(p,true);
}
}
if(p->HasOpObj()==false)//没有操作对象时不要添加指令
{
delete p;
return;
}
gCommandMgr.AddUndoCommandExt(p);
}
//添加指令
void CCommandMgr::AddUndoCommandExt(CCommandBase *p)
{
//------------------------------------日志start
CLogInfo LogInfo;
LogInfo.m_ClassName = "CCommandMgr";
LogInfo.m_FuncName = "AddUndoCommandExt";
LogInfo.m_LogMsg = p->GetStr();
gLogMgr->WriteLogInfo(LogInfo);
//------------------------------------日志end
//保存到智能指针
Sptr<CCommandBase> sPtr(p);
m_UndoQueue.push_back(sPtr);
if(m_UndoQueue.size()>MAX_UNDO_CNT)
{
m_UndoQueue.pop_front();
}
//之前的redo 全部清除
m_RedoQueue.clear();
}
bool CCommandMgr::HasUndoCmd()
{
return !m_UndoQueue.empty();
}
bool CCommandMgr::HasRedoCmd()
{
return !m_RedoQueue.empty();
}
void CCommandMgr::Undo()
{
if(!m_UndoQueue.empty())
{
Sptr<CCommandBase> p = m_UndoQueue[m_UndoQueue.size()-1];
p->Undo();
m_RedoQueue.push_back(p);
m_UndoQueue.pop_back();
//------------------------------------日志start
CLogInfo LogInfo;
LogInfo.m_ClassName = "CCommandMgr";
LogInfo.m_FuncName = "Undo";
LogInfo.m_LogMsg = p->GetStr();
gLogMgr->WriteLogInfo(LogInfo);
//------------------------------------日志end
}
}
void CCommandMgr::Redo()
{
if(!m_RedoQueue.empty())
{
Sptr<CCommandBase> p = m_RedoQueue[m_RedoQueue.size()-1];
p->Excute();
m_UndoQueue.push_back(p);
m_RedoQueue.pop_back();
//------------------------------------日志start
CLogInfo LogInfo;
LogInfo.m_ClassName = "CCommandMgr";
LogInfo.m_FuncName = "Redo";
LogInfo.m_LogMsg = p->GetStr();
gLogMgr->WriteLogInfo(LogInfo);
//------------------------------------日志end
}
}
//重置回撤指令状态
void CCommandMgr::Reset()
{
m_UndoQueue.clear();
m_RedoQueue.clear();
}