comparison data/fileio/CSVFormat.cpp @ 628:001db550bd48

* Add option to import time+duration (or time+endtime) from CSV files
  (importing to Region layers)
* Fix ffwd/rwd in Region layers so as to behave like time-value layers

 #include <iostream>
 
 CSVFormat::CSVFormat(QString filename) :
     m_modelType(TwoDimensionalModel),
     m_timingType(ExplicitTiming),
+    m_durationType(Durations),
     m_timeUnits(TimeSeconds),
     m_separator(","),
     m_sampleRate(44100),
     m_windowSize(1024),
     m_behaviour(QString::KeepEmptyParts),

     in.seek(0);
 
     unsigned int lineno = 0;
 
     bool nonIncreasingPrimaries = false;
+    bool nonIncreasingSecondaries = false;
     bool nonNumericPrimaries = false;
     bool floatPrimaries = false;
     bool variableItemCount = false;
     int itemCount = 1;
     int earliestNonNumericItem = -1;
 
     float prevPrimary = 0.0;
+    float prevSecondary = 0.0;
 
     m_maxExampleCols = 0;
     m_separator = "";
 
     while (!in.atEnd()) {

                     if (!numeric) {
                         if (earliestNonNumericItem < 0 ||
                             i < earliestNonNumericItem) {
                             earliestNonNumericItem = i;
                         }
+                    } else if (i == 1) {
+                        float secondary = s.toFloat();
+                        if (lineno > 0 && secondary <= prevSecondary) {
+                            nonIncreasingSecondaries = true;
+                        }
+                        prevSecondary = secondary;
                     }
                 }
             }
 
             if (lineno < 10) {

 		m_modelType = CSVFormat::TwoDimensionalModel;
 	    }
 	} else {
 	    m_modelType = CSVFormat::ThreeDimensionalModel;
 	}
+
+        if (nonIncreasingSecondaries) {
+            m_durationType = Durations;
+        } else {
+            m_durationType = EndTimes;
+        }
     }
 
     std::cerr << "Estimated model type: " << m_modelType << std::endl;
     std::cerr << "Estimated timing type: " << m_timingType << std::endl;
+    std::cerr << "Estimated duration type: " << m_durationType << std::endl;
     std::cerr << "Estimated units: " << m_timeUnits << std::endl;
 }