//取消监控
private void RemoveWatching(Team team)
{
//删除所有信息点
try
{
StringBuilder stb = new StringBuilder("1<>0");
foreach (Car car in team.Cars)
{
stb.Append(" or ID='").Append(car.CarID).Append("'");
try
{
listViewWatching.Items.Remove(car.ItemInWatch);
}
catch { }
car.ItemInWatch = null;
car.IsWatched = false;
if (car.ItemInList != null)
{
car.ItemInList.Checked = false;
if (car.ItemInList.ForeColor == COLOR_CAR_IN_WATCH)
{
car.ItemInList.ForeColor = COLOR_CAR_NORMAL;
}
}
}
MapInfo.Data.SearchInfo si = MapInfo.Data.SearchInfoFactory.SearchWhere(stb.ToString());
si.QueryDefinition.Columns = new string[] { "*" };
MapInfo.Data.Feature ftr = MapInfo.Engine.Session.Current.Catalog.SearchForFeature(tableWatching, si);
if (ftr != null)
{
tableWatching.DeleteFeature(ftr);
}
}
catch { }
}
//取消监控
private void RemoveWatching(Car car)
{
//删除信息点
try
{
try
{
listViewWatching.Items.Remove(car.ItemInWatch);
}
catch { }
car.ItemInWatch = null;
car.IsWatched = false;
if (car.ItemInList != null)
{
car.ItemInList.Checked = false;
if (car.ItemInList.ForeColor == COLOR_CAR_IN_WATCH)
{
car.ItemInList.ForeColor = COLOR_CAR_NORMAL;
}
}
MapInfo.Data.SearchInfo si = MapInfo.Data.SearchInfoFactory.SearchWhere("ID='" + car.CarID.ToString() + "'");
si.QueryDefinition.Columns = new string[] { "*" };
MapInfo.Data.Feature ftr = MapInfo.Engine.Session.Current.Catalog.SearchForFeature(tableWatching, si);
if (ftr != null)
{
tableWatching.DeleteFeature(ftr);
}
}
catch { }
}
/// <summary>
/// 向图层中添加线段
/// </summary>
public static bool AddLine(Map oMap,
string strLayer,
string strUID,
string strText,
DPoint[] dPoint,
System.Drawing.Color color,
int lineWidth)
{
//获取图层和表
FeatureLayer layer = (FeatureLayer)oMap.Layers[strLayer];
//创建线图元及其样式
FeatureGeometry fg = new MultiCurve(layer.CoordSys, CurveSegmentType.Linear, dPoint);
CompositeStyle cs = new MapInfo.Styles.CompositeStyle(new SimpleLineStyle(new LineWidth(lineWidth, LineWidthUnit.Pixel), 2, color));
MapInfo.Data.Feature feature = new MapInfo.Data.Feature(layer.Table.TableInfo.Columns);
feature.Geometry = fg;
feature.Style = cs;
feature["uid"] = strUID;
feature["name"] = strText;
//将线图元加入图层
layer.Table.InsertFeature(feature);
return(true);
}
//刷新监控车辆信息
private void RefreshWatching(Car car)
{
if (car != null && car.Pos != null)
{
//删除原信息点
try
{
MapInfo.Data.SearchInfo si = MapInfo.Data.SearchInfoFactory.SearchWhere("ID='" + car.CarID.ToString() + "'");
si.QueryDefinition.Columns = new string[] { "*" };
MapInfo.Data.Feature ftr = MapInfo.Engine.Session.Current.Catalog.SearchForFeature(tableWatching, si);
if (ftr != null)
{
tableWatching.DeleteFeature(ftr);
}
//添加新信息点
Feature ftr1 = new Feature(tableWatching.TableInfo.Columns);
ftr1.Geometry = new MapInfo.Geometry.Point(mapControl.Map.GetDisplayCoordSys(), new DPoint(car.Pos.Lo, car.Pos.La)) as FeatureGeometry;
//ftr1.Style = new SimpleVectorPointStyle(46, Color.Green, 16);
if (car.Pos.AlarmHandle != 0)
{
ftr1.Style = new MapInfo.Styles.BitmapPointStyle("red_" + car.Pos.Direction.ToString() + ".bmp", BitmapStyles.NativeSize, Color.Green, 16);
}
else if (car.Pos.Pointed == 0)
{
ftr1.Style = new MapInfo.Styles.BitmapPointStyle("yellow_" + car.Pos.Direction.ToString() + ".bmp", BitmapStyles.NativeSize, Color.Green, 16);
}
else
{
ftr1.Style = new MapInfo.Styles.BitmapPointStyle("green_" + car.Pos.Direction.ToString() + ".bmp", BitmapStyles.NativeSize, Color.Red, 16);
}
ftr1["ID"] = car.CarID.ToString();
ftr1["Label"] = car.CarNO + " [" + car.Pos.Speed.ToString() + "km/h]";
tableWatching.InsertFeature(ftr1);
tableWatching.Refresh();
}
catch { }
}
}
