Add: Mask class

- Copy module/map/ui_mask.png to assets/mask/MASK_MAP_UI.png

module/base/mask.py

@@ -0,0 +1,17 @@
+import cv2
+import numpy as np
+from PIL import Image
+
+from module.base.template import Template
+
+
+class Mask(Template):
+    @property
+    def image(self):
+        if self._image is None:
+            self._image = np.array(Image.open(self.file).convert('L'))
+
+        return self._image
+
+    def apply(self, image):
+        return cv2.bitwise_and(image, self.image)

module/base/template.py

@@ -17,7 +17,7 @@ class Template:
     @property
     def image(self):
         if self._image is None:
-            self._image = np.array(Image.open(self.file))
+            self._image = np.array(Image.open(self.file).convert('RGB'))
 
         return self._image