Adding aoi fixation distribution to Basic module.

1 files changed, 22 insertions, 1 deletions

diff --git a/src/argaze/GazeAnalysis/Basic.py b/src/argaze/GazeAnalysis/Basic.py
index 7b41731..dc7b4fd 100644
--- a/src/argaze/GazeAnalysis/Basic.py
+++ b/src/argaze/GazeAnalysis/Basic.py
@@ -79,12 +79,27 @@ class AOIScanPathAnalyzer(GazeFeatures.AOIScanPathAnalyzer):
         self.__steps_number = len(aoi_scan_path)
 
         sum_fixation_durations = 0
+        self.__sum_aoi_fixation_durations = {}
 
         for aoi_scan_step in aoi_scan_path:
 
             sum_fixation_durations += aoi_scan_step.fixation_duration
 
+            try:
+
+                self.__sum_aoi_fixation_durations[aoi_scan_step.aoi] = self.__sum_aoi_fixation_durations[aoi_scan_step.aoi] + aoi_scan_step.fixation_duration
+
+            except KeyError:
+
+                self.__sum_aoi_fixation_durations[aoi_scan_step.aoi] = aoi_scan_step.fixation_duration
+
         self.__step_fixation_durations_average = sum_fixation_durations / self.__steps_number
+
+        self.__aoi_fixation_distribution = {}
+
+        for aoi_name, sum_aoi_fixation_duration in self.__sum_aoi_fixation_durations.items():
+
+            self.__aoi_fixation_distribution[aoi_name] = sum_aoi_fixation_duration / sum_fixation_durations
         
     @property
     def path_duration(self) -> float:
@@ -102,4 +117,10 @@ class AOIScanPathAnalyzer(GazeFeatures.AOIScanPathAnalyzer):
     def step_fixation_durations_average(self) -> float:
         """AOI scan path step fixation durations average."""
 
-        return self.__step_fixation_durations_average
\ No newline at end of file
+        return self.__step_fixation_durations_average
+
+    @property
+    def aoi_fixation_distribution(self) -> dict:
+        """percentage of time spent on each AOI."""
+
+        return self.__aoi_fixation_distribution
\ No newline at end of file