int getThresholdLayerInfo(Layer* pLayer, struct ThresholdLayerInfo* pInfo)
{
ThresholdLayer* pThresh = dynamic_cast<ThresholdLayer*>(pLayer);
if (pThresh == NULL || pInfo == NULL)
{
setLastError(SIMPLE_BAD_PARAMS);
return 1;
}
// convert the threshold values to the current threshold region units
pInfo->firstThreshold = pThresh->convertThreshold(RAW_VALUE,
pThresh->getFirstThreshold(), pThresh->getRegionUnits());
pInfo->secondThreshold = pThresh->convertThreshold(RAW_VALUE,
pThresh->getSecondThreshold(), pThresh->getRegionUnits());
switch(pThresh->getPassArea())
{
case LOWER:
pInfo->passArea = 0;
break;
case UPPER:
pInfo->passArea = 1;
break;
case MIDDLE:
pInfo->passArea = 2;
break;
case OUTSIDE:
pInfo->passArea = 3;
break;
default:
setLastError(SIMPLE_OTHER_FAILURE);
return 1;
}
switch(pThresh->getRegionUnits())
{
case RAW_VALUE:
pInfo->regionUnits = 0;
break;
case PERCENTAGE:
pInfo->regionUnits = 1;
break;
case PERCENTILE:
pInfo->regionUnits = 2;
break;
case STD_DEV:
pInfo->regionUnits = 3;
break;
default:
setLastError(SIMPLE_OTHER_FAILURE);
return 1;
}
setLastError(SIMPLE_NO_ERROR);
return 0;
}
void SetThresholdValues::executeRedo()
{
ThresholdLayer* pLayer = dynamic_cast<ThresholdLayer*>(getSessionItem());
if (pLayer != NULL)
{
if (pLayer->getFirstThreshold() != mNewLowerThreshold)
{
pLayer->setFirstThreshold(mNewLowerThreshold);
}
if (pLayer->getSecondThreshold() != mNewUpperThreshold)
{
pLayer->setSecondThreshold(mNewUpperThreshold);
}
}
}
QWidget* ResultsExporter::getExportOptionsWidget(const PlugInArgList *pInArgList)
{
const DataDescriptor* pDescriptor = NULL;
if (pInArgList != NULL)
{
RasterElement* pElement = pInArgList->getPlugInArgValue<RasterElement>(Exporter::ExportItemArg());
if (pElement != NULL)
{
pDescriptor = pElement->getDataDescriptor();
}
}
if (mpOptionsWidget == NULL)
{
Service<DesktopServices> pDesktop;
VERIFY(pDesktop.get() != NULL);
mpOptionsWidget = new ResultsOptionsWidget(pDesktop->getMainWidget());
}
if (mpOptionsWidget != NULL)
{
const string& name = pDescriptor->getName();
const string& type = pDescriptor->getType();
DataElement* pParent = pDescriptor->getParent();
RasterElement* pResults = dynamic_cast<RasterElement*>(mpModel->getElement(name, type, pParent));
if (pResults != NULL)
{
PassArea passArea = MIDDLE;
double dFirstThreshold = 0.0;
double dSecondThreshold = 0.0;
SpatialDataWindow* pWindow = dynamic_cast<SpatialDataWindow*>(mpDesktop->getCurrentWorkspaceWindow());
if (pWindow != NULL)
{
SpatialDataView* pView = pWindow->getSpatialDataView();
if (pView != NULL)
{
LayerList* pLayerList = pView->getLayerList();
if (pLayerList != NULL)
{
ThresholdLayer* pThresholdLayer =
static_cast<ThresholdLayer*>(pLayerList->getLayer(THRESHOLD, pResults));
if (pThresholdLayer != NULL)
{
passArea = pThresholdLayer->getPassArea();
dFirstThreshold = pThresholdLayer->getFirstThreshold();
dSecondThreshold = pThresholdLayer->getSecondThreshold();
}
else
{
Statistics* pStatistics = pResults->getStatistics();
if (pStatistics != NULL)
{
dFirstThreshold = pStatistics->getMin();
dSecondThreshold = pStatistics->getMax();
}
}
}
LatLonLayer* pLatLonLayer = static_cast<LatLonLayer*>(pView->getTopMostLayer(LAT_LONG));
if (pLatLonLayer != NULL)
{
GeocoordType geocoordType = pLatLonLayer->getGeocoordType();
mpOptionsWidget->setGeocoordType(geocoordType);
}
}
}
mpOptionsWidget->setPassArea(passArea);
mpOptionsWidget->setFirstThreshold(dFirstThreshold);
mpOptionsWidget->setSecondThreshold(dSecondThreshold);
}
}
return mpOptionsWidget;
}