private string TryGetExtractingArgInfos()
{
try
{
MonitoringSession mss = (_session.MonitoringSession as MonitoringSession);
if (mss != null && mss.CurrentCanvasViewer != null && mss.CurrentCanvasViewer.ActiveObject != null)
{
IExtractingSession ess = mss.ExtractingSession;
if (ess != null && mss.ActiveMonitoringProduct != null && mss.ActiveMonitoringSubProduct != null &&
ess.CurrentSubProduct != null && ess.CurrentSubProduct.ArgumentProvider != null &&
ess.CurrentSubProduct.ArgumentProvider.ArgNames != null)
{
StringBuilder str = new StringBuilder();
str.AppendLine("参数信息");
foreach (string argname in ess.CurrentSubProduct.ArgumentProvider.ArgNames)
{
if (argname.IndexOf("CursorInfo:") != -1)
{
str.AppendLine(" " + argname.Replace("CursorInfo:", "") + " : " + ess.CurrentSubProduct.ArgumentProvider.GetArg(argname));
}
}
return(str.ToString());
}
}
return("");
}
catch
{
return("");
}
}
public MonitoringSession(ISmartSession session)
{
_session = session;
_themeGraphGenerator = new ThemeGraphGenerator(session);
_filenameGenerator = new FileNameGeneratorDefault();
_extractingSession = new ExtractingSession(session);
LoadMonitoringTheme();
}
void c_OnArgumentValueChanged(object sender, IArgumentProvider arg)
{
if (_disableIntimeExtracting)
{
return;
}
IExtractingSession es = (_session.MonitoringSession as IMonitoringSession).ExtractingSession;
if (es != null && es.IsActive || ckIntimeExtracting.Checked)
{
btnExtract_Click(null, null);
}
}
private string TryGetExtractingArea()
{
try
{
MonitoringSession mss = (_session.MonitoringSession as MonitoringSession);
if (mss != null && mss.CurrentCanvasViewer != null && mss.CurrentCanvasViewer.ActiveObject != null)
{
IExtractingSession ess = mss.ExtractingSession;
if (ess != null && mss.ActiveMonitoringProduct != null && mss.ActiveMonitoringSubProduct != null)
{
IPixelIndexMapper extResult = ess.GetBinaryValuesMapper(mss.ActiveMonitoringProduct.Identify, mss.ActiveMonitoringSubProduct.Identify);
if (extResult != null)
{
string areaString = "0";
long count = extResult.Indexes.LongCount();
double area = 0;
if (count != 0)
{
IRasterDataProvider raster = (mss.CurrentCanvasViewer.ActiveObject as RasterDrawing).DataProvider;
if (raster != null)
{
float resolutionX = raster.ResolutionX;
float resolutionY = raster.ResolutionY;
double piexArea = 1;
if (raster.SpatialRef == null || (raster.SpatialRef != null && raster.SpatialRef.ProjectionCoordSystem == null))
{
piexArea = MIF.Core.AreaCountHelper.CalcArea(extResult.CoordEnvelope.Center.X, extResult.CoordEnvelope.Center.Y, resolutionX, resolutionY);
}
else
{
piexArea = resolutionX * resolutionY;
}
area = count * piexArea;//m²
if (area > 1000000 * 100)
{
areaString = (area / 1000000).ToString("f2") + "（KM²）";//m²->km²
}
if (area > 1000000)
{
areaString = (area / 1000000).ToString("f4") + "（KM²）";//m²->km²
}
else
{
areaString = (int)area + "（M²）";
}
}
}
StringBuilder str = new StringBuilder();
str.AppendLine("判识信息");
str.AppendLine(" 像元个数 : " + count);
str.AppendLine(" 判识面积 : " + areaString);
return(str.ToString());
}
}
}
return("");
}
catch
{
return("");
}
}
private ICanvasViewer _activeViewer = null;//用于统计的窗口windows。
/// <summary>
/// 窗口切换
/// </summary>
/// <param name="sender"></param>
/// <param name="oldWindow"></param>
/// <param name="newWindow"></param>
void ActiveWindowChanged(object sender, ISmartWindow oldWindow, ISmartWindow newWindow)
{
_extractedPixels = null;
if (newWindow == null || !(newWindow is ICanvasViewer))
{
return;
}
if (_activeViewer == newWindow)
{
return;
}
if (_filters != null)
{
_filters.Clear();
}
if (_activeViewer != null)
{
if (oldWindow != null && oldWindow is ICanvasViewer)
{
ClearFeature(oldWindow as ICanvasViewer);
}
else
{
ClearFeature(_activeViewer);
}
_activeViewer.Canvas.Refresh(enumRefreshType.VectorLayer);
}
_activeViewer = newWindow as ICanvasViewer;
_activeViewer.OnWindowClosed =
(wSender, e) =>
{
Free();
_activeViewer = null;
};
StatContent statContent = null;
GeoDo.RSS.Core.DrawEngine.ILayer[] layers = _activeViewer.Canvas.LayerContainer.Layers.ToArray();
foreach (GeoDo.RSS.Core.DrawEngine.ILayer layer in layers)
{
if (layer is BinaryBitmapLayer)//二值图层
{
IExtractingSession se = (_session.MonitoringSession as MonitoringSession).ExtractingSession;
_extractedPixels = se.GetBinaryValuesMapper(se.CurrentProduct.Identify, se.CurrentSubProduct.Identify);
if (_extractedPixels == null)
{
continue;
}
string layerName = layer.Name;
statContent = FeatureListStatConfig.MatchStatContent(layerName);
}
else if (layer is IRasterLayer)
{
IRasterLayer rasterLayer = layer as IRasterLayer;
if (rasterLayer == null)
{
continue;
}
IRasterDrawing rasterDrawing = rasterLayer.Drawing as IRasterDrawing;
if (rasterDrawing == null)
{
continue;
}
string layerName = layer.Name;
statContent = FeatureListStatConfig.MatchStatContent(layerName);
}
}
if (statContent != null)
{
Dictionary <string, Func <short, bool> > filters = new Dictionary <string, Func <short, bool> >();
Dictionary <string, int> sataItems = statContent.StatItems;
string[] statKeys = sataItems.Keys.ToArray();
int[] statValues = sataItems.Values.ToArray();
for (int i = 0; i < statKeys.Length; i++)
{
string key = statKeys[i];
int value = statValues[i];
filters.Add(key, (val) => { return(val == value); });
}
InitStatContent(filters);
}
if (_filters == null || _filters.Count == 0)
{
SataSimpleArea();
}
else
{
StatFilterAreas();
}
}
