v.0.5.0 cleanup code, utils ...

app/tryout/font_checker.py

@@ -0,0 +1,39 @@
+from app.display.neopixel_64x64 import NeoPixel_64x64
+from app.utils import align_font, colors
+import app.display.fonts as fonts
+
+class Font_Checker():
+    font = fonts.font_3x5
+
+    
+    def __init__(self, display: NeoPixel_64x64):
+        self.display = display
+
+    def font_pretty(self, font):
+        pretty_font = align_font(font, debug=False)
+        print(pretty_font)
+
+    def fonts_check(self, pretty=False) -> None:
+        self.display.clear()
+        self.display.set_font(self.font)
+
+        height = self.display.font_height
+
+        alphanum: str = ''.join(sorted(self.font.keys()))
+
+        text_left = alphanum
+        while text_left:
+            # Text entsprechend des Display splitten
+            scr_txt_dict = self.display.screen_text(text=text_left)
+            print(f'scr_txt: {scr_txt_dict}')
+
+            self.display.clear()
+            for idx, row_text in enumerate(scr_txt_dict['visible']):
+                ypos = height * idx
+                # display.clear_row(ypos)
+                self.display.write_text(row_text, 0, ypos, colors.RAINBOW[idx % 6])
+
+            text_left = scr_txt_dict['invisible']
+
+        if pretty:
+            self.font_pretty(self.font)