请问c# mapx开发的如何添加图元

Question

我使用的是 .net 2005 mapx 5
增加图元的代码怎么也调试不通过!
哪位贴个例子看看!

Answer 1

这里基本上没有做gis的，所以不一定有人用过mapx。

Answer 2

基本类型不用看，看看方法就行了，马上开会就不整理了，抱歉
        #region "创建车辆地图对象"
        private delegate void _CreateVehicleFeatrue(MotorData motordata);
        private void CreateVehicleFeatrue(MotorData motordata)
        {
            if (_map.InvokeRequired)
            {
                BeginInvoke(new _CreateVehicleFeatrue(CreateVehicleFeatrue), new object[] { motordata });
                return;
            }
            try
            {
                MapXLib.Feature fea = new MapXLib.Feature();
                fea.Attach(_map.GetOcx());
                fea.Style = new MapXLib.Style();
                fea.Type = MapXLib.FeatureTypeConstants.miFeatureTypeSymbol;
                fea.KeyValue = motordata.MotorID; 
                fea.Style.SymbolFontRotation = (short)motordata.Gps.Direction;
                fea.Style.SymbolType = MapXLib.SymbolTypeConstants.miSymbolTypeTrueTypeFont;
                if (motordata.Gps.Speed > 5)
                {
                   fea.Style.SymbolFont.Name = appset.Vehicle_MoveFont;
                   fea.Style.SymbolCharacter = appset.Vehicle_MoveChar;
                   fea.Style.SymbolFont.Size = appset.Vehicle_MoveSize;
                   fea.Style.SymbolFontColor = appset.Vehicle_MoveColor;
                }
                else
                {
                   fea.Style.SymbolFont.Name = appset.Vehicle_StopFont;
                   fea.Style.SymbolCharacter = appset.Vehicle_StopChar;
                   fea.Style.SymbolFont.Size = appset.Vehicle_StopSize;
                   fea.Style.SymbolFontColor = appset.Vehicle_StopColor;
                }
                fea.Style.SymbolFontOpaque = false;                 //fea.Style.SymbolFontColor = (uint)MapXLib.ColorConstants.miColorYellow;                if (GpsPosition.IsValid(motordata.Gps.Longitude, motordata.Gps.Latitude))
                {
                    fea.Point.Set(motordata.Gps.Longitude, motordata.Gps.Latitude);
                }
                else
                {
                    fea.Point.Set(_map.CenterX, _map.CenterY);
                }
                fea = _map.Layers._Item("Vehicle").AddFeature(fea, Type.Missing);
                fea.Update(fea, Type.Missing);
                
                motordata.AdditionalAttribute.Add(appset.MapFeatrueKey, fea);
                motordata.MotorDataChanged += new MotorData.OnMotorDataChanged(UpdateVehicleFeature);
                motordata.BackgroundValueChanged += new MotorData.OnBackgroundValueChanged(motordata_BackgroundValueChanged);
                _VehicleFeatures.Add(fea.KeyValue, motordata);
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.ToString());
            }
        }