#include "StdAfx.h"
#include "MouseTool.h"
#include "GlobalDrawMgr.h"
#include "GlobalFunction.h"
#include "CommandCreat.h"
#include "CommandMgr.h"
#include "GlobalDrawMgr.h"

CMouseTool::CMouseTool(void)
{
    m_Status = _STATUS_1;//初始为第一步
    ClearFirstPoint();
    m_bFirstMove = true;//用于标记第一次移动
}
CMouseTool::~CMouseTool(void)
{
}
void CMouseTool::AddObject(CObjBase *p)
{
    Sptr<CObjBase> sPtr(p);
    m_TmpObjContainer.AddObject(sPtr);
    gLayer.AddTmpObject(sPtr);
}
void CMouseTool::SaveDownPoint(CPoint point)
{
    SaveDownPoint(gDraw->CPoint2Dbxy(point));
}
void CMouseTool::SaveDownPoint(Dbxy point)
{
    m_DownPoint = point;
}
bool CMouseTool::HasPreMovePt()
{
    if(m_PreMovePt.x == 0 && m_PreMovePt.y == 0)
        return false;
    else
        return true;
}
void CMouseTool::ClearFirstPoint()
{
     m_DownPoint.x = 0;
     m_DownPoint.y = 0;
     m_PreMovePt.x = 0;
     m_PreMovePt.y = 0;
}
void CMouseTool::OnLButtonDown(UINT nFlags, CPoint point,CClientDC &dc)
{
    //非编辑模式禁用鼠标相关操作
    if(!gDraw->IsbObjEditMode())
        return;
    SaveDownPoint(point);
}
void CMouseTool::OnRButtonDown(UINT nFlags, CPoint point,CClientDC &dc)
{
     GetCurViewPtr()->OnEscape();
}
void CMouseTool::OperateOver()
{
    ClearFirstPoint();
    m_bFirstMove = true;
    //删除layer 的临时对象-----------------------------------
    gLayer.ClearTmpObj();
}
void CMouseTool::OnLButtonUp(UINT nFlags, CPoint point,CClientDC &dc)
{
    OperateOver();
}
void CMouseTool::AddCreatCommand()
{
    if(!m_TmpObjContainer.Empty())
    {
        //创建撤销指令-------start
        CCommandCreat *p = new CCommandCreat;
        gCommandMgr.AddUndoCommand(p,m_TmpObjContainer.GetObjVec());
        p->Excute();
        //创建撤销指令-------end
    }
    //清空临时容器
    m_TmpObjContainer.Clear();
}
void CMouseTool::OnEscapeKey()
{
    m_TmpObjContainer.Clear();
    OperateOver();
}
//变成下一个状态
void CMouseTool::ToNextStatus()
{
    switch(m_Status)
    {
        case _STATUS_1:
            m_Status = _STATUS_2;
            break;
        case _STATUS_2:
            m_Status = _STATUS_3;
            break;
        case _STATUS_3:
            m_Status = _STATUS_4;
            break;
        case _STATUS_4:
            m_Status = _STATUS_5;
            break;
        case _STATUS_5:
            m_Status = _STATUS_6;
            break;
        default:
            break;
    }
}
bool CMouseTool::IsEndStatus()
{
     return (m_Status ==_STATUS_END);
}
bool CMouseTool::IsStartStatus()
{
     return (m_Status ==_STATUS_1);
}
//创建模拟操作的对象
void CMouseTool::CreatOpSimulateObj()
{
    //先取得选择obj 的矩形
    DbRect rect = gLayer.GetSelObjRect();
    m_OpSimulateObjBak.CreatRect(rect);
}
//重绘模拟对象
void CMouseTool::XorRedrawOpSimulateObj(CDC* pDC)
{
    int old_rop = pDC->SetROP2(R2_XORPEN);
    m_OpSimulateObj.Draw(pDC,gDraw->GetSelObjectPen());
    pDC->SetROP2(old_rop);
}
//操作模拟对象
void CMouseTool::OpSimulateObj(SObjOperatePar &par)
{
    //每次都从备份对象取值来操作
    m_OpSimulateObj.DelAllPt();
    m_OpSimulateObj.CopyPt(m_OpSimulateObjBak);
    m_OpSimulateObj.Operate(par);
}