From 78c665af8b860063658d1782f75e072cfe88c82b Mon Sep 17 00:00:00 2001
From: Viljami Ilola <+@hix.fi>
Date: Mon, 18 Mar 2024 14:16:37 +0200
Subject: area percent calculation

---
 src/sliceitoff/__main__.py        |  2 +-
 src/sliceitoff/display/scaling.py |  4 ++--
 src/sliceitoff/field/field.py     | 31 ++++++++++++++++++++++++++++---
 3 files changed, 31 insertions(+), 6 deletions(-)

diff --git a/src/sliceitoff/__main__.py b/src/sliceitoff/__main__.py
index c4366e0..6845d94 100644
--- a/src/sliceitoff/__main__.py
+++ b/src/sliceitoff/__main__.py
@@ -19,7 +19,7 @@ def sliceitoff():
     display = Display()
     Images.load_images( Path(__file__).parent.resolve() )
 
-    level1 = Level(display = display, level = 100, score = 10)
+    level1 = Level(display = display, level = 10, score = 10)
 
     clock = pygame.time.Clock()
     dt = 0
diff --git a/src/sliceitoff/display/scaling.py b/src/sliceitoff/display/scaling.py
index aad6c18..af307d1 100644
--- a/src/sliceitoff/display/scaling.py
+++ b/src/sliceitoff/display/scaling.py
@@ -27,10 +27,10 @@ class Scaling():
     def scale_to_internal(coords: tuple ) -> tuple:
         """ Converts display coordinates to internal coodinates """
         x = coords[0] - __class__.left
-        x = max(x, 0) / __class__.factor
+        x = max(x, 0) // __class__.factor
         x = min(x, INTERNAL_WIDTH - 1)
         y = coords[1] - __class__.top
-        y = max(y, 0) / __class__.factor
+        y = max(y, 0) // __class__.factor
         y = min(y, INTERNAL_HEIGHT - 1)
         return (x, y)
 
diff --git a/src/sliceitoff/field/field.py b/src/sliceitoff/field/field.py
index 979590e..5881ed9 100644
--- a/src/sliceitoff/field/field.py
+++ b/src/sliceitoff/field/field.py
@@ -1,5 +1,9 @@
+import os
+
 import pygame
-from display import Scaling
+from display import Scaling, INTERNAL_WIDTH, INTERNAL_HEIGHT
+
+DEBUG = os.getenv("DEBUG")
 
 class FieldSprite(pygame.sprite.Sprite):
     def __init__(self, area: tuple ):
@@ -14,11 +18,17 @@ class FieldSprite(pygame.sprite.Sprite):
         
 
 class Field():
+    initial_area = (400_000, 280_000)
+
     def __init__(self):
         self.sprites = pygame.sprite.Group()
-        self.sprites.add(FieldSprite( (0, 0, 400_000, 280_000) ))
+        self.sprites.add(FieldSprite( (0, 0, *__class__.initial_area) ))
+        self.area_full = __class__.initial_area[0] * __class__.initial_area[1]
+        self.area_current = self.area_full
+        self.percentage = 100
         
     def coordinates_inside_area(self, area, x, y) -> bool:
+        """ Test if coordinates are inside area """
         if x < area[0]:
             return False
         if y < area[1]:
@@ -28,8 +38,21 @@ class Field():
         if y >= area[1]+area[3]:
             return False
         return True
+        
+    def update_area(self):
+        """ calculates remaining area and remaining percentage """
+        self.area_current = sum( s.area[2]*s.area[3] for s in self.sprites )
+        self.percentage = 100 * self.area_current // self.area_full
+        if DEBUG:
+            print(
+                    f"FIELD: {self.area_full}/{self.area_current}, "
+                    f"{self.percentage}")
 
-    def slice(self, pos: tuple, direction: bool, thickness: int) -> pygame.Rect:
+    def slice(
+            self,
+            pos: tuple,
+            direction: bool,
+            thickness: int) -> pygame.Rect:
         """ Slice one area into two areas """
 
         # Find the overlapping area
@@ -55,6 +78,7 @@ class Field():
                 self.sprites.add(FieldSprite( (x1, ay, x2-x1, ah) ))
             if x4 > x3:
                 self.sprites.add(FieldSprite( (x3, ay, x4-x3, ah) ))
+            self.update_area()
             return Scaling.area_to_rect((x2, ay, x3-x2, ah))
         y1 = ay
         y2 = pos[1] - thickness
@@ -65,6 +89,7 @@ class Field():
             self.sprites.add(FieldSprite( (ax, y1, aw, y2-y1) ))
         if y4 > y3:
             self.sprites.add(FieldSprite( (ax, y3, aw, y4-y3) ))
+        self.update_area()
         return Scaling.area_to_rect((ax, y2, aw, y3-y2))
         
     def update(self, dt):
-- 
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