From cfa221a38d9a95a4cf26ae9e8347b4c053eeb7b8 Mon Sep 17 00:00:00 2001
From: Stefan Bethke <stb@lassitu.de>
Date: Mon, 2 Jun 2025 13:26:21 +0200
Subject: [PATCH] Add showing only a single charset page

---
 buba/BubaAnimator.py | 32 +++++++++++++++++++++-----------
 buba/__main__.py     |  2 +-
 2 files changed, 22 insertions(+), 12 deletions(-)

diff --git a/buba/BubaAnimator.py b/buba/BubaAnimator.py
index c19edd3..817a45f 100644
--- a/buba/BubaAnimator.py
+++ b/buba/BubaAnimator.py
@@ -17,33 +17,43 @@ class BubaAnimation:
     def __repr__(self):
         return f"<{type(self).__name__}>"
 
+
 class BubaTime(BubaAnimation):
     def __init__(self, buba: BubaCmd):
         super().__init__(buba)
 
     def run(self):
         self.buba.simple_text(page=0, row=0, col=0, text="Buba")
-        self.buba.simple_text(page=0, row=1, col=0, text="CCC Hansestadt Hamburg")
-        self.buba.simple_text(page=0, row=2, col=0, text="")
+        self.buba.simple_text(page=0, row=1, col=0, text="Choas Computer Club")
+        self.buba.simple_text(page=0, row=2, col=0, text="Hansestadt Hamburg")
         self.buba.simple_text(page=0, row=3, col=0, text="Hello, world!")
         self.buba.set_page(0)
 
-        for i in range(15):
+        for i in range(5):
             self.buba.simple_text(page=0, row=0, col=93, text=datetime.now().strftime("%H:%M:%S"))
             sleep(1)
 
 
 class BubaCharset(BubaAnimation):
-    def __init__(self, buba: BubaCmd):
+    def __init__(self, buba: BubaCmd, single=None):
         super().__init__(buba)
+        self.charset = bytes(range(256)).decode("CP437")
+        self.single = single
 
     def run(self):
-        self.buba.simple_text(page=0, row=0, col=0, text=" !\"#$%&'()*+,-./0123456789:;<=>?")
-        self.buba.simple_text(page=0, row=1, col=0, text="@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_")
-        self.buba.simple_text(page=0, row=2, col=0, text="`abcdefghijklmnopqrstuvwxyz{|}~") # ignore until we fix the mapping \u2302
-        self.buba.simple_text(page=0, row=3, col=0, text="That's all, folks!")
-        sleep(10)
+        if self.single is not None:
+            while True:
+                self.render(self.single)
+                sleep(1)
+        else:
+            for page in range(16):
+                self.render(page)
+                sleep(5)
 
+    def render(self, page):
+        for row in range(4):
+            start = ((page + row) * 16) % 256
+            self.buba.simple_text(page=0, row=row, col=0, text=f"${start:02x}: {self.charset[start:start + 16]}")
 
 class BubaAnimator:
     def __init__(self, buba: BubaCmd):
@@ -62,5 +72,5 @@ class BubaAnimator:
                     self.log.debug(f"Starting animation: {a}")
                     a.run()
 
-    def add(self, animation):
-        self.animations.append(animation(self.buba))
\ No newline at end of file
+    def add(self, animation, *args, **kwargs):
+        self.animations.append(animation(self.buba, *args, **kwargs))
diff --git a/buba/__main__.py b/buba/__main__.py
index 86ea6de..de0cffe 100644
--- a/buba/__main__.py
+++ b/buba/__main__.py
@@ -25,7 +25,7 @@ TEMPLATE_PATH.insert(0, config.templatepath)
 websocket_clients = WebSocketClients()
 buba = BubaCmd(config.serial, websocket_clients.send)
 animator = BubaAnimator(buba)
-animator.add(BubaCharset)
+animator.add(BubaCharset) #, single=12)
 animator.add(BubaTime)
 # bottle_helpers = BottleHelpers(auth, group=config.requires_group, allowed=config.allowed)
 # update_poller = UpdatePoller(websocket_clients, ccujack, 1 if config.debug else 0.1)