function InsertCustomEntity() {
            var mxOcx = document.all.item("MxDrawXCtrl");
            var getPt = mxOcx.NewComObject("IMxDrawUiPrPoint");
            getPt.message = "点取第一点";
            if(getPt.go() != 1)
                return;
            var frstPt = getPt.value();
            if(frstPt == null)
                return;

            var getSecondPt = mxOcx.NewComObject("IMxDrawUiPrPoint");

            getSecondPt.message = "点取第二点";
            getSecondPt.basePoint = frstPt;

            getSecondPt.setUseBasePt(true);


            if(getSecondPt.go() != 1)
                return;

            var secondPt = getSecondPt.value();
            if(secondPt == null)
                return;

            var ent = mxOcx.DrawCustomEntity("TestMxCustomEntity","");


            ent.SetPoint("spt",frstPt);
            ent.SetPoint("ept", secondPt);
        }

        function ExplodeFun(pCustomEntity, pWorldDraw) {

            var mxOcx = document.all.item("MxDrawXCtrl");
            var sGuid = pCustomEntity.Guid;
            if(sGuid == "TestMxCustomEntity")
            {
                if (!pCustomEntity.IsHave("ept"))
                    return;

                var stp =  pCustomEntity.GetPoint("spt");
                if(stp == null)
                    return;

                var ept =  pCustomEntity.GetPoint("ept");
                if(ept == null)
                    return;

                pWorldDraw.DrawLine(stp.x, stp.y, ept.x, ept.y);

                mxOcx.SetEventRet(1);

            }
        }

        function GetGripPointsFun(pCustomEntity) {
            var mxOcx = document.all.item("MxDrawXCtrl");
            var sGuid = pCustomEntity.Guid;
            if(sGuid == "TestMxCustomEntity")
            {
                if(!pCustomEntity.IsHave("ept") )
                    return;

                var stp =  pCustomEntity.GetPoint("spt");
                if(stp == null)
                    return;

                var ept =  pCustomEntity.GetPoint("ept");
                if(ept == null)
                    return;

                var ret = mxOcx.NewResbuf();

                ret.AddPoint(stp);
                ret.AddPoint(ept);

                mxOcx.SetEventRetEx(ret);
            }
        }

        function MoveGripPointsFun(pCustomEntity, lGridIndex, dOffsetX, dOffsetY) {
            var mxOcx = document.all.item("MxDrawXCtrl");
            var sGuid = pCustomEntity.Guid;
            if (sGuid == "TestMxCustomEntity") {
                if (!pCustomEntity.IsHave("ept"))
                    return;

                var stp = pCustomEntity.GetPoint("spt");
                if (stp == null)
                    return;

                var ept = pCustomEntity.GetPoint("ept");
                if (ept == null)
                    return;

 
                if(lGridIndex == 0)
                {
                    stp.x=stp.x + dOffsetX;
                    stp.y=stp.y + dOffsetY;
                    pCustomEntity.SetPoint("spt",stp);
                }
                else
                {
                    ept.x=ept.x + dOffsetX;
                    ept.y=ept.y + dOffsetY;
                    pCustomEntity.SetPoint("ept",ept);
                }

                mxOcx.SetEventRet(1);
            }
        }

        function TransformByFun(pCustomEntity, pMatXform) {
            var mxOcx = document.all.item("MxDrawXCtrl");
            var sGuid = pCustomEntity.Guid;
            if (sGuid == "TestMxCustomEntity") {
                if (!pCustomEntity.IsHave("ept"))
                    return;

                var stp = pCustomEntity.GetPoint("spt");
                if (stp == null)
                    return;

                var ept = pCustomEntity.GetPoint("ept");
                if (ept == null)
                    return;


                stp.TransformBy(pMatXform);
                ept.TransformBy(pMatXform);

                pCustomEntity.SetPoint("spt", stp);

                pCustomEntity.SetPoint("ept", ept);
                mxOcx.SetEventRet(1);
            }
        }
        function GetGeomExtentsFun(pCustomEntity) {
            var mxOcx = document.all.item("MxDrawXCtrl");
            var sGuid = pCustomEntity.Guid;
            if (sGuid == "TestMxCustomEntity") 
            {
                if (!pCustomEntity.IsHave("ept"))
                    return;

                var stp = pCustomEntity.GetPoint("spt");
                if (stp == null)
                    return;

                var ept = pCustomEntity.GetPoint("ept");
                if (ept == null)
                    return;

                var ret = mxOcx.NewResbuf();

                ret.AddPoint(stp);
                ret.AddPoint(ept);

                mxOcx.SetEventRetEx(ret);
            }
        }
        document.getElementById("MxDrawXCtrl").ImplementCommandEventFun = DoCommandEventFunc;
        document.getElementById("MxDrawXCtrl").ImpDynWorldDrawFun = DoDynWorldDrawFun;
        document.getElementById("MxDrawXCtrl").ImpExplodeFun = ExplodeFun;
        document.getElementById("MxDrawXCtrl").ImpGetGripPointsFun = GetGripPointsFun;
        document.getElementById("MxDrawXCtrl").ImpMoveGripPointsAtFun = MoveGripPointsFun;
        document.getElementById("MxDrawXCtrl").ImpTransformByFun = TransformByFun;
        document.getElementById("MxDrawXCtrl").ImpGetGeomExtentsFun = GetGeomExtentsFun;