public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
int villageID = (int)value;
Village village = new Village();
village.id = villageID;
village.select();
return String.Format(@"{0}:", village.name);
}
public bool isDirty()
{
for (int i = 0; i < villageList.Count; i++)
{
var village = villageList[i];
var villageCopy = new Village();
villageCopy.id = village.id;
villageCopy.select();
var houseList = village.houseList;
var houseListCopy = villageCopy.getAllRelatedHouse();
var commonHouse = village.commonHouse;
var commonHouseCopy = villageCopy.getRelatedCommonHouse();
if (!commonHouse.compare(commonHouseCopy))
{
return true;
}
if (houseList.Count != houseListCopy.Count)
{
return true;
}
for (int j = 0; j < houseList.Count; j++)
{
var house = houseList[j];
var houseCopy = houseListCopy[j];
if (!house.compare(houseCopy))
{
return true;
}
}
}
return false;
}
private void FinishMainRoadButtonClick(object sender, RoutedEventArgs e)
{
if (isValid())
{
if (isDirty())
{
if (Ut.C("继续操作会清空之后的数据, 是否继续?"))
{
dirty = true;
valid = true;
foreach (MainRoad mainRoad in mainRoadList)
{
if (mainRoad.needDelete)
mainRoad.delete();
else
mainRoad.saveOrUpdate();
}
//1. 靠主路生成区域.
GisUtil.CreateShapefile(C.PROGRAM_FOLDER, SiteSelectorUserControl.MAINROAD_LIST_SHP_NAME, mapControl.SpatialReference, "polyline");
List<IGeometry> mainRoadGeometryList = new List<IGeometry>();
foreach (MainRoad mainRoad in mainRoadList)
{
IElement element = mainRoad.lineElement as IElement;
mainRoadGeometryList.Add(element.Geometry);
}
GisUtil.AddGeometryListToShpFile(mainRoadGeometryList, C.PROGRAM_FOLDER, SiteSelectorUserControl.MAINROAD_LIST_SHP_NAME);
cachedVillageAreaPolygonList = GisUtil.GetPolygonListFromPolylineList(
Ut.MakePath(C.PROGRAM_FOLDER, SiteSelectorUserControl.MAINROAD_LIST_SHP_NAME),
Ut.MakePath(C.PROGRAM_FOLDER, SiteSelectorUserControl.VILLAGE_AREA_SHP_NAME));
foreach (IPolygon polygon in cachedVillageAreaPolygonList)
{
GisUtil.drawPolygon(polygon, mapControl);
}
//2. 检查生成的区域是否符合标准.
bool errorFlag = false;
if (cachedVillageAreaPolygonList.Count == 0)
errorFlag = true;
foreach (IPolygon polygon in cachedVillageAreaPolygonList)
{
IArea area = polygon as IArea;
if (area.Area > Village.VILLAGE_MAX_SIZE)
{
errorFlag = true;
break;
}
}
if (errorFlag)
Ut.M("生成的图形中包含错误.");
//3. 区域形成village对象和相应的内部路对象.
villageList = new ObservableCollection<Village>();
foreach (IPolygon polygon in cachedVillageAreaPolygonList)
{
Village village = new Village();
village.programID = program.id;
IPolygonElement polygonElement = new PolygonElementClass();
IElement element = polygonElement as IElement;
element.Geometry = polygon;
village.polygonElement = polygonElement;
village.updateBoundary();
InnerRoad innerRoad = new InnerRoad();
innerRoad.programID = program.id;
innerRoad.villageID = village.id;
village.innerRoad = innerRoad;
villageList.Add(village);
}
}
else
{
return;
}
}
else
{
valid = true;
return;
}
}
else
{
Ut.M("请完整填写信息");
return;
}
}
private void onMapControlMouseDown(Village village)
{
IPolyline innerRoadPolyline = mapControl.TrackLine() as IPolyline;
//这里是不是要对画好的线做一下检查, 比如保证内部路穿过了小区区域.
IPolygonElement villagePolygonElement = village.polygonElement;
IPolygon villagePolygon = (villagePolygonElement as IElement).Geometry as IPolygon;
IRelationalOperator innerRoadPolylineRelationalOperator = innerRoadPolyline as IRelationalOperator;
IRelationalOperator villagePolygonRelationOperator = villagePolygon as IRelationalOperator;
ITopologicalOperator villagePolygonTopologicalOperator = villagePolygon as ITopologicalOperator;
IPolyline villageBoundaryPolyline = villagePolygonTopologicalOperator.Boundary as IPolyline;
ITopologicalOperator villageBoundaryPolylineTopologicalOperator = villageBoundaryPolyline as ITopologicalOperator;
IPointCollection pointCollection = villageBoundaryPolylineTopologicalOperator.Intersect(innerRoadPolyline, esriGeometryDimension.esriGeometry0Dimension) as IPointCollection;
if (pointCollection.PointCount < 2)
{
Ut.M("内部路必须穿过小区");
mainWindow.unmask();
return;
}
innerRoadPolyline = villagePolygonTopologicalOperator.Intersect(innerRoadPolyline, esriGeometryDimension.esriGeometry1Dimension) as IPolyline;
if (village.innerRoad.lineElement != null)
{
GisUtil.ErasePolylineElement(village.innerRoad.lineElement, mapControl);
}
ILineElement innerRoadLineElement = new LineElementClass();
IElement element = innerRoadLineElement as IElement;
element.Geometry = innerRoadPolyline;
village.innerRoad.lineElement = innerRoadLineElement;
village.innerRoad.updatePath();
GisUtil.DrawPolylineElement(innerRoadLineElement, mapControl);
mainWindow.unmask();
}
public bool isDirty()
{
ObservableCollection<Village> tempVillageList = program.getAllRelatedVillage();
if (villageList.Count != tempVillageList.Count)
return true;
foreach (Village village in villageList)
{
int villageID = village.id;
Village villageCopy = new Village();
villageCopy.id = villageID;
villageCopy.select();
if (!village.compare(villageCopy))
{
return true;
}
int innerRoadID = village.innerRoad.id;
InnerRoad innerRoadCopy = new InnerRoad();
innerRoadCopy.id = innerRoadID;
innerRoadCopy.select();
if (!village.innerRoad.compare(innerRoadCopy))
{
return true;
}
}
return false;
}
public bool compare(Village village)
{
if (id != village.id)
return false;
if (prID != village.programID)
return false;
if (vName != village.name)
return false;
if (vBoundary != village.boundary)
return false;
if (vInUse != village.inUse)
return false;
return true;
}
public ObservableCollection<Village> getAllRelatedVillage()
{
if (!isValid(new List<string>() { "prName", "pID" }))
return null;
ObservableCollection<Village> villageList = new ObservableCollection<Village>();
string sqlCommand = String.Format(@"select vID from Village where prID={0}", prID);
Sql sql = new Sql();
SqlDataReader reader = sql.selectAllVillageByPrID(sqlCommand);
if (reader.HasRows)
{
while (reader.Read())
{
int vID = Int32.Parse(reader[0].ToString());
Village village = new Village();
village.id = vID;
village.select();
villageList.Add(village);
}
sql.closeConnection();
return villageList;
}
else
{
sql.closeConnection();
return null;
}
}