本文整理汇总了C++中IRasterCoverage::setDataDefintions方法的典型用法代码示例。如果您正苦于以下问题：C++ IRasterCoverage::setDataDefintions方法的具体用法？C++ IRasterCoverage::setDataDefintions怎么用？C++ IRasterCoverage::setDataDefintions使用的例子？那么, 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IRasterCoverage的用法示例。
在下文中一共展示了IRasterCoverage::setDataDefintions方法的1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: resource
Ilwis::OperationImplementation::State SelectionRaster::prepare(ExecutionContext *ctx, const SymbolTable &st)
{
OperationImplementation::prepare(ctx,st);
if ( _expression.parameterCount() != 2) {
ERROR3(ERR_ILLEGAL_NUM_PARM3,"rasvalue","1",QString::number(_expression.parameterCount()));
return sPREPAREFAILED;
}
IlwisTypes inputType = itRASTER;
QString raster = _expression.parm(0).value();
if (!_inputObj.prepare(raster, inputType)) {
ERROR2(ERR_COULD_NOT_LOAD_2,raster,"");
return sPREPAREFAILED;
}
IRasterCoverage inputRaster = _inputObj.as<RasterCoverage>();
_inputAttributeTable = inputRaster->attributeTable();
quint64 copylist = itCOORDSYSTEM ;
QString selector = _expression.parm(1).value();
parseSelector(selector, inputRaster);
std::vector<QString> selectionBands = bands(inputRaster);
_box = boundingBox(_inputObj.as<RasterCoverage>());
bool useOldGrf ;
if ( _box.isNull() || !_box.isValid()){
_box = inputRaster->size();
useOldGrf = true;
} else
useOldGrf = false;
if ( useOldGrf){
copylist |= itGEOREF | itRASTERSIZE | itENVELOPE;
}
int selectedAttributes = attributeNames().size();
if (selectedAttributes != 1)
copylist |= itDOMAIN;
_outputObj = OperationHelperRaster::initialize(_inputObj,inputType, copylist);
if ( !_outputObj.isValid()) {
ERROR1(ERR_NO_INITIALIZED_1, "output coverage");
return sPREPAREFAILED;
}
IRasterCoverage outputRaster = _outputObj.as<RasterCoverage>();
QString outputName = _expression.parm(0,false).value();
if ( outputName != sUNDEF)
_outputObj->name(outputName);
if ( selectedAttributes > 1) {
QString url = INTERNAL_CATALOG + "/" + outputName;
Resource resource(url, itFLATTABLE);
_attTable.prepare(resource);
}
if ( selectedAttributes == 1 && _inputAttributeTable.isValid()){
QStringList names = attributeNames();
//outputRaster->datadefRef().domain(_inputAttributeTable->columndefinition(names[0]).datadef().domain());
outputRaster->setDataDefintions(_inputAttributeTable->columndefinition(names[0]).datadef().domain(), selectionBands, inputRaster->stackDefinition().domain());
}else
outputRaster->setDataDefintions(inputRaster->datadef().domain(), selectionBands, inputRaster->stackDefinition().domain());
if ( (copylist & itGEOREF) == 0) {
Resource resource(QUrl(INTERNAL_CATALOG + "/" + outputRaster->name() + "_grf_" + QString::number(outputRaster->id())),itGEOREF);
resource.addProperty("size", IVARIANT(_box.size()));
auto envelope = inputRaster->georeference()->pixel2Coord(_box);
resource.addProperty("envelope", IVARIANT(envelope));
resource.addProperty("coordinatesystem", IVARIANT(inputRaster->coordinateSystem()));
resource.addProperty("name", _outputObj->name());
resource.addProperty("centerofpixel",inputRaster->georeference()->centerOfPixel());
IGeoReference grf;
grf.prepare(resource);
outputRaster->georeference(grf);
outputRaster->envelope(envelope);
}
return sPREPARED;
}