extracted the ItemSelection from athmos and created a parent class

2025-08-03 18:29:25 +02:00
parent f55522f03c
commit 9f9f667a86
3 changed files with 58 additions and 33 deletions
--- a/item_selection.py
+++ b/item_selection.py
@ -0,0 +1,44 @@
+from .fonts import *
+from .colors import *
+import pygame
+import math
+
+class ItemSelection:
+
+    def __init__(self, surface, max_item_width, max_count):
+        self.index = 0
+        self.items = []
+        self.surface = surface
+        self.max_item_width = max_item_width
+        self.max_count = max_count
+
+    def set_items(self, items):
+        self.items = items
+        self.surface = pygame.Surface(
+            (self.max_item_width+50, self.get_display_count()*40),
+            pygame.SRCALPHA)
+
+    def get_display_count(self):
+        return min(self.max_count, len(self.items))
+
+    def update(self):
+        self.surface.fill("black")
+        for i in range(self.get_display_count()):
+            text = self.items[(i+self.index-math.floor(self.get_display_count()/2))%len(self.items)]
+            if len(text)> math.floor(self.max_item_width/10):
+                text = text[0:math.floor(self.max_item_width/10)-2]
+                text += '...'
+            #text = self.items[i]
+            if i == math.floor(self.get_display_count()/2):
+            #if i == self.index:
+                text_surface = font_helvetica16.render(text, False, color_primary_light)
+            else:
+                text_surface = font_helvetica16.render(text, False, color_primary)
+                opacity = -20 + math.floor((i+1) * 2 * 255 / self.max_count
+                                        if i < self.max_count/2
+                                        else (self.max_count-i) * 2 * 255 / self.max_count)
+                text_surface.set_alpha(opacity)
+            #if text_surface.get_width() > self.max_item_width: self.max_item_width = text_surface.get_width()
+            self.surface.blit(text_surface, ((10, self.surface.get_height()/self.get_display_count()*i)))
+            pygame.draw.rect(self.surface, color_primary_light, (0, self.surface.get_height()/2-25, self.max_item_width+20, 40), 2)
+