initial data model

src/cell_gater/model/data_model.py

@@ -0,0 +1,57 @@
+from dataclasses import dataclass, field
+from pathlib import Path
+from typing import Sequence
+
+import pandas as pd
+from napari.utils.events import EmitterGroup, Event
+
+
+@dataclass
+class DataModel:
+    events: EmitterGroup = field(init=False, default=None, repr=True)
+    _samples: Sequence[str] = field(default_factory=list, init=False)
+    _regionprops_df: pd.DataFrame = field(
+        default_factory=pd.DataFrame, init=False
+    )
+    _image_paths: Sequence[Path] = field(default_factory=list, init=False)
+    _mask_paths: Sequence[Path] = field(default_factory=list, init=False)
+
+    def __post_init__(self) -> None:
+        self.events = EmitterGroup(
+            source=self,
+            samples=Event,
+            regionprops_df=Event,
+        )
+
+    @property
+    def samples(self):
+        return self._samples
+
+    @samples.setter
+    def samples(self, samples: Sequence[str]):
+        self._samples = samples
+
+    @property
+    def regionprops_df(self):
+        return self._regionprops_df
+
+    @regionprops_df.setter
+    def regionprops_df(self, regionprops: pd.DataFrame):
+        self._regionprops_df = regionprops
+        self.events.regionprops_df()
+
+    @property
+    def image_paths(self):
+        return self._image_paths
+
+    @image_paths.setter
+    def image_paths(self, image_paths: Sequence[Path]):
+        self._image_paths = image_paths
+
+    @property
+    def mask_paths(self):
+        return self._mask_paths
+
+    @mask_paths.setter
+    def mask_paths(self, mask_paths: Sequence[Path]):
+        self._mask_paths = mask_paths