void ossimQtVceCanvasWidget::openImageFile(const ossimString& filename, QPoint& locationPt, std::vector<QCanvasItem*>& newItemList) { ossimRefPtr<ossimImageHandler> ih = ossimImageHandlerRegistry::instance()->open(filename); QCanvasItem* newItem = (QCanvasItem*)NULL; if(ih.valid()) { ih->setDescription(ih->getFilename()); newItem = addObject(ih.get(), locationPt); if(!newItem) { ih = 0; } else { QRect bounds = newItem->boundingRect(); locationPt.setY(locationPt.y() + bounds.height() + 10); newItemList.push_back(newItem); newItem->show(); } } }
void ossimQtVceCanvasWidget::addAllObjects(const ossimKeywordlist& kwl, const QPoint& location, const char* prefix) { unselectItems(); QPoint locationPoint = location; ossimString copyPrefix = prefix; std::vector<QCanvasItem*> newItemList; ossimString regExpression = ossimString("^(") + copyPrefix + "object[0-9]+.)"; vector<ossimString> keys = kwl.getSubstringKeyList( regExpression ); long numberOfObjets = keys.size();//kwl.getNumberOfSubstringKeys(regExpression); int offset = (copyPrefix+"object").size(); int idx = 0; std::vector<int> theNumberList(numberOfObjets); for(idx = 0; idx < (int)theNumberList.size();++idx) { ossimString numberStr(keys[idx].begin() + offset, keys[idx].end()); theNumberList[idx] = numberStr.toInt(); } std::sort(theNumberList.begin(), theNumberList.end()); for(idx=0;idx < (int)theNumberList.size();++idx) { ossimString newPrefix = copyPrefix; newPrefix += ossimString("object"); newPrefix += ossimString::toString(theNumberList[idx]); newPrefix += ossimString("."); ossimString objType = kwl.find(newPrefix, ossimKeywordNames::TYPE_KW); QCanvasItem* item = NULL; if(objType == "ossimQtImageWindow") { item = new ossimQtVceImageDisplayObject(canvas(), this); item->setX(locationPoint.x()); item->setY(locationPoint.y()); item->show(); emit itemAdded(item); } else if(objType == "ossimImageHandler") { QStringList filenames = QFileDialog::getOpenFileNames("Images (*.adf *.ccf *.dem *.DEM *.dt1 *.dt0 *.dt2 *.hdr *.hgt *.jpg *.jpeg *.img *.doqq *.fst *.FST *.nitf *.NTF *.ntf *.ras *.sid *.tif *.tiff *.toc *.TOC);;Vectors(*.shp dht *.tab);;All Files(*)", QString::null, this, "open file dialog", "Choose a file to open"); QStringList::Iterator it; for(it = filenames.begin(); it != filenames.end(); ++it) { std::vector<QCanvasItem*> newItems; openImageFile((*it).ascii(), locationPoint, newItems); if(newItems.size()) { // QRect bounds = newItems[newItems.size()-1]->boundingRect(); // locationPoint.setY(locationPoint.y() + bounds.height() + 10); newItemList.insert(newItemList.end(), newItems.begin(), newItems.end()); } } // we will make sure that we don't adjust the location point any further // item = NULL; } else { ossimObject* object = ossimObjectFactoryRegistry::instance()->createObject(objType); if(object) { item = addObject(object, locationPoint); } } if(item) { newItemList.push_back(item); QRect bounds = item->boundingRect(); locationPoint.setY(locationPoint.y() + bounds.height() + 10); emit itemAdded(item); } } if(newItemList.size() > 0) { for(idx = 0; idx < (int)newItemList.size(); ++idx) { newItemList[idx]->setSelected(true); theSelectedItems.push_back(newItemList[idx]); emit itemSelected(newItemList[idx]); } } }