#include "StdAfx.h"
#include "TSymbEdJigEx.h"

// 转换成ADS代码
int TSymbEdJigEx::GetRetCode(int retCode, int *kwordId) const
{
	int ret = retCode;
	if (ret == AcEdJig::kCancel)
		ret = RTCAN;
    else if(ret == AcEdJig::kNull)
        ret = RTNONE;
	else if (ret <= 0) 
		ret = RTNORM;
    else {
		if(kwordId) *kwordId = ret-1;
		ret = RTKWORD;
	}
    return ret;
}

// 开始执行拖动
int TSymbEdJigEx::DoIt(int *keyIndex)
{
    int nRetCode=0;
    acedGetAcadDwgView()->SetFocus(); //屏幕菜单点取时, 命令焦点没有在图形窗口
    setDispPrompt(m_sPrompt);
    if(!!m_sKeyword && keyIndex) {
        INITGET_BEG(-1, m_sKeyword);
        try {
            nRetCode = drag();
        } catch(...) {
            nRetCode=AcEdJig::kCancel;
        }
        INITGET_END();
    } else {
        try {
            nRetCode = drag();
        } catch(...) {
            nRetCode=AcEdJig::kCancel;
        }
    }
    nRetCode=GetRetCode(nRetCode, keyIndex);
    return nRetCode;
}

AcEdJig::DragStatus TSymbEdJigEx::GetPoint(XPoint &pt)
{
    return acquirePoint(pt);
}

// 反馈
AcEdJig::DragStatus TSymbEdJigEx::sampler()
{
	DragStatus stat;
    setUserInputControls((UserInputControls)
        (AcEdJig::kAccept3dCoordinates|AcEdJig::kNullResponseAccepted));
	if (!!m_sKeyword) setKeywordList(m_sKeyword);
    else setKeywordList(NULL);

    XPoint ptTemp;
    stat=GetPoint(ptTemp);

    if(stat == AcEdJig::kNormal) {
        if (IsPosChanged(ptTemp)) {
            m_ptResult=ptTemp;
        }  else 
            return AcEdJig::kNoChange;
    }
	return stat;
}

BOOL TSymbEdJigEx::IsPosChanged(XPoint ptNew) const
{
    return (ptNew.Distance(m_ptResult)>_DIST_SNAP);
}