/// <summary>
/// 将内容写入
/// </summary>
/// <param name="writer"></param>
/// <param name="format"></param>
public void WriteRaster(RasterWriter writer, string format)
{
writer.Write(_raster, format);
}
private void Run(object p)
{
Hashtable para = p as Hashtable;
var wait = para["wait"] as ProgressWait;
string folderPath = para["folderPath"].ToString();
int totalCount = Cities.Count(item => item.IsSelected);
int count = 0;
try
{
wait.SetWaitCaption("计算高铁城市空间可达性");
foreach (string city in _dijkstra.GetCityEnumerator())
{
wait.SetProgress((double)count++/_dijkstra.Count);
_highTrainStation.Add(city, CalculationCity(city));
}
Dictionary<string,RasterOp> backup=new Dictionary<string, RasterOp>(_highTrainStation.Count);
//backup
foreach (var keyValue in _highTrainStation)
{
backup.Add(keyValue.Key,new RasterOp(keyValue.Value));
}
//***********************************
wait.SetProgress(0);
wait.SetWaitCaption("计算高铁城市叠加效应");
count = 0;
foreach (string city in _dijkstra.GetCityEnumerator())
{
wait.SetProgress((double)count++ / _dijkstra.Count);
float[] times = _dijkstra.Dijkstra(city);
foreach (var otherCity in _dijkstra.GetCityEnumerator())
{
if (city!=otherCity)
{
int cityIndex = _dijkstra.GetCityIndex(otherCity);
backup[otherCity].Overlay(item => item + times[cityIndex]);
_highTrainStation[city].Overlay(backup[otherCity],Math.Min);
backup[otherCity].Overlay(item => item - times[cityIndex]);
}
}
}
//****************************************
backup.Clear();
//foreach (var keyValue in _highTrainStation)
//{
// backup.Add(keyValue.Key, new RasterOp(keyValue.Value));
//}
wait.SetWaitCaption("计算所有城市空间可达性");
wait.SetProgress(0);
count = 0;
foreach (var calculatorCity in Cities)
{
if (calculatorCity.IsSelected)
{
wait.SetProgress((double)count++ / totalCount);
RasterOp res;
if (_highTrainStation.ContainsKey(calculatorCity.Name))
{
res = _highTrainStation[calculatorCity.Name];
}
else
{
res = CalculationCity(calculatorCity.Name);
RasterOp back = res.Clone();
foreach (var station in _highTrainStation)
{
//RasterOp op = back.Clone();
City city = _allCities.First(item => item.Name == station.Key);
Postion pos = _rasterReader.Coordinate(city.XCoord, city.YCoord);
float timecost = (float)back.Read(pos.XIndex, pos.YIndex);
_highTrainStation[station.Key].Overlay(item=>item+timecost);
res.Overlay(_highTrainStation[station.Key],Math.Min);
_highTrainStation[station.Key].Overlay(item => item - timecost);
}
}
RasterWriter writer
= new RasterWriter(folderPath, calculatorCity.Name + "_高铁通车后", _rasterReader.RasterInfo);
res.WriteRaster(writer, "TIFF");
}
}
para["ret"] = true;
}
catch (Exception e)
{
_log.Error(e.Message+e.StackTrace);
para["ret"] = false;
}
finally
{
wait.CloseWait();
}
}
private void Run(RasterReader reader, CalculatorCity city, string folderPath)
{
RasterOp rasterOp=new RasterOp(reader);
Postion pos = reader.Coordinate(city.XCoord,city.YCoord);
var result = rasterOp.Calculator(pos);
RasterWriter writer=new RasterWriter(folderPath,city.Name+"_高铁未通车",reader.RasterInfo);
result.WriteRaster(writer, "TIFF");
}
private void Run(object p)
{
Hashtable para=p as Hashtable;
ContinuousWait wait = para["wait"] as ContinuousWait;
var folderPath = para["folderPath"].ToString();
try
{
string preWorkSpace = Path.GetDirectoryName(_preRasterFilePath);
string preFileName = Path.GetFileNameWithoutExtension(_preRasterFilePath);
string aftWorkSpace = Path.GetDirectoryName(_aftRasterFilePath);
string aftFileName = Path.GetFileNameWithoutExtension(_aftRasterFilePath);
RasterReader preReader = new RasterReader(preWorkSpace, preFileName + ".tif");
RasterReader aftReader = new RasterReader(aftWorkSpace, aftFileName + ".tif");
RasterOp preOp = new RasterOp(preReader);
RasterOp aftOp = new RasterOp(aftReader);
RasterOp res = preOp.Clone();
res.Reset();
for (int i = 0; i < preOp.Width; i++)
{
for (int j = 0; j < preOp.Height; j++)
{
if (preOp.Read(i, j).HasValue)
{
float orgin = (float) preOp.Read(i, j);
float now = (float) aftOp.Read(i, j);
if (Math.Abs(orgin) > 10e-5)
{
float rate = (now - orgin)/orgin;
res.Write(i, j, rate);
}
}
}
}
RasterWriter writer=new RasterWriter(folderPath,RasterName,preReader.RasterInfo);
res.WriteRaster(writer,"TIFF");
para["ret"] = true;
}
catch (Exception e)
{
_log.Error(e.GetType()+e.Message+e.StackTrace);
para["ret"] = false;
}
finally
{
wait.CloseWait();
}
}
/// <summary>
/// 将内容写入
/// </summary>
/// <param name="writer"></param>
/// <param name="format"></param>
public void WriteRaster(RasterWriter writer,string format)
{
writer.Write(_raster,format);
}
protected void Wirte(RasterOp op, string foldePath, string name)
{
RasterWriter writer = new RasterWriter(foldePath, name, Info);
op.WriteRaster(writer, "TIFF");
}
private bool WriteTimeCostRaster(string folderPath)
{
try
{
//读取两个文件
var landReader = new RasterReader(folderPath, LandUse + ".tif");
var roadReader = new RasterReader(folderPath, TrafficRoad + ".tif");
RasterOp landOp = new RasterOp(landReader);
RasterOp roadOp = new RasterOp(roadReader);
//取最小值
landOp.Overlay(roadOp,RasterAlgorithm.MinPixel);
////写入文件
RasterWriter writer = new RasterWriter(folderPath, TimeCostName, landReader.RasterInfo);
landOp.WriteRaster(writer,"TIFF");
return true;
}
catch (Exception e)
{
_log.Error(e.Message + e.StackTrace);
}
return false;
}
