本文整理汇总了C#中IFeatureSet.Close方法的典型用法代码示例。如果您正苦于以下问题：C# IFeatureSet.Close方法的具体用法？C# IFeatureSet.Close怎么用？C# IFeatureSet.Close使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IFeatureSet的用法示例。
在下文中一共展示了IFeatureSet.Close方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Execute
//.........这里部分代码省略.........
output.FeatureType = poly.FeatureType;
foreach (IFeature f in poly.Features)
{
output.Features.Add(f);
}
output.DataTable.Columns.Add("FID", typeof(int));
output.DataTable.Columns.Add(TextStrings.AveSlope, typeof(Double));
IRaster slopeGrid = new Raster { DataType = ras.DataType, Bounds = ras.Bounds };
// FeatureSet polyShape = new FeatureSet();
int previous = 0;
if (Slope(ref ras, zFactor, false, ref slopeGrid, cancelProgressHandler) == false)
{
return false;
}
int shapeCount = output.Features.Count;
int[] areaCount = new int[shapeCount];
double[] areaTotal = new double[shapeCount];
double[] areaAve = new double[shapeCount];
double dxHalf = slopeGrid.CellWidth / 2;
double dyHalf = slopeGrid.CellHeight / 2;
// check whether those two envelope are intersect
if (ras.Extent.Intersects(output.Extent) == false)
{
return false;
}
RcIndex start = slopeGrid.ProjToCell(output.Extent.MinX, output.Extent.MaxY);
RcIndex stop = slopeGrid.ProjToCell(output.Extent.MaxX, output.Extent.MinY);
int rowStart = start.Row;
int colStart = start.Column;
int rowStop = stop.Row;
int colStop = stop.Column;
for (int row = rowStart - 1; row < rowStop + 1; row++)
{
int current = Convert.ToInt32((row - rowStart + 1) * 100.0 / (rowStop + 1 - rowStart + 1));
// only update when increment in percentage
if (current > previous + 5)
{
cancelProgressHandler.Progress(string.Empty, current, current + TextStrings.progresscompleted);
previous = current;
}
for (int col = colStart - 1; col < colStop + 1; col++)
{
Coordinate cent = slopeGrid.CellToProj(row, col);
double xCent = cent.X;
double yCent = cent.Y;
for (int shpindx = 0; shpindx < output.Features.Count; shpindx++)
{
IFeature tempFeat = output.Features[shpindx];
Point pt1 = new Point(xCent, yCent);
Point pt2 = new Point(xCent - dxHalf, yCent - dyHalf);
Point pt3 = new Point(xCent + dxHalf, yCent - dyHalf);
Point pt4 = new Point(xCent + dxHalf, yCent + dyHalf);
Point pt5 = new Point(xCent - dxHalf, yCent + dyHalf);
if ((((!tempFeat.Covers(pt1) && !tempFeat.Covers(pt2)) && !tempFeat.Covers(pt3))
&& !tempFeat.Covers(pt4)) && !tempFeat.Covers(pt5))
{
continue;
}
areaCount[shpindx]++;
areaTotal[shpindx] += slopeGrid.Value[row, col] / 100;
if (cancelProgressHandler.Cancel)
{
return false;
}
}
}
}
for (int shpindx = 0; shpindx < output.Features.Count; shpindx++)
{
if (areaCount[shpindx] == 0)
{
areaAve[shpindx] = 0;
}
else
{
areaAve[shpindx] = areaTotal[shpindx] / areaCount[shpindx];
}
output.Features[shpindx].DataRow["FID"] = shpindx;
output.Features[shpindx].DataRow[TextStrings.AveSlope] = areaAve[shpindx];
}
poly.Close();
slopeGrid.Close();
output.SaveAs(output.Filename, true);
return true;
}示例2: Execute
/// <summary>
/// Finds the average slope in the given polygons.
/// </summary>
/// <param name="gridIn">The Polygon Raster(Grid file).</param>
/// <param name="polyOut">The Polygon shapefile path.</param>
/// <param name="progress">The progress handler.</param>
public bool Execute(IRaster gridIn, IFeatureSet polyOut, ICancelProgressHandler cancelProgressHandler)
{
//Validates the input and output data
if (gridIn == null || polyOut == null)
{
return false;
}
int maxX, maxY;
int current = 0;
int previous = 0;
double noData, currVal, currTrack;
string strTrackPath;
IRaster gridTrack = new Raster();
maxX = gridIn.NumRows - 1;
maxY = gridIn.NumColumns - 1;
noData = gridIn.NoDataValue;
//strTrackPath = System.IO.Path.GetDirectoryName(strInRast) + "\\" + System.IO.Path.GetFileNameWithoutExtension(strInRast) + "_track.bgd";
gridTrack = Raster.Create("gridTrack.bgd", "", gridIn.NumColumns, gridIn.NumRows, 1, gridIn.DataType, new string[] { "" });
//gridTrack.CreateNew("gridTrack", "", gridIn.NumColumns, gridIn.NumRows, 1, gridIn.DataType, new string[] { "" });
gridTrack.Bounds = gridIn.Bounds;
gridTrack.NoDataValue = gridIn.NoDataValue;
polyOut.DataTable.Columns.Add("Value", typeof(int));
polyOut.DataTable.Columns.Add("Zone", typeof(string));
polyOut.DataTable.Columns.Add("Area", typeof(double));
polyOut.DataTable.Columns.Add("COMID", typeof(string));
polyOut.DataTable.Columns.Add("AveSlope", typeof(double));
for (int i = 0; i <= maxX; i++)
{
current = Convert.ToInt32(i * 100 / maxX);
//only update when increment in percentage
if (current > previous+5)
{
cancelProgressHandler.Progress("", current, current.ToString() + "% progress completed");
previous = current;
}
for (int j = 0; j <= maxY; j++)
{
if (i > 0 && j > 0)
{
currVal = Convert.ToInt16(gridIn.Value[i, j]);
currTrack = Convert.ToInt16(gridTrack.Value[i, j]);
if (currVal == gridIn.NoDataValue)
{
gridTrack.Value[i, j] = 1;
if (cancelProgressHandler.Cancel == true)
return false;
}
else
{
if (currTrack == 1)
{
}
else
{
formPolyFromCell(gridIn, gridTrack, i, j, polyOut, cancelProgressHandler);
if (cancelProgressHandler.Cancel == true)
return false;
}
}
}
else
{
gridTrack.Value[i, j] = gridIn.NoDataValue;
}
}
}
gridIn.Close();
gridTrack.Close();
polyOut.SaveAs(polyOut.Filename, true);
polyOut.Close();
return true;
}