ShowFonts app: show selection

ThomasFarstrike · ThomasFarstrike · commit 547e1008b6b8 · 2025-11-21T11:32:57.000+01:00
diff --git a/internal_filesystem/apps/com.micropythonos.showfonts/assets/showfonts.py b/internal_filesystem/apps/com.micropythonos.showfonts/assets/showfonts.py
@@ -4,15 +4,62 @@
 class ShowFonts(Activity):
     def onCreate(self):
         screen = lv.obj()
-        #cont.set_size(320, 240)
-        #cont.set_scrollbar_mode(lv.SCROLLBAR_MODE.AUTO)
-        #cont.set_scroll_dir(lv.DIR.VER)
 
         # Make the screen focusable so it can be scrolled with the arrow keys
         focusgroup = lv.group_get_default()
         if focusgroup:
             focusgroup.add_obj(screen)
 
+        self.addAllFonts(screen)
+        #self.addAllGlyphs(screen)
+        self.setContentView(screen)
+
+    def addAllFonts(self, screen):
+        fonts = [
+            (lv.font_montserrat_10, "Montserrat 10"),
+            (lv.font_unscii_8, "Unscii 8"),
+            (lv.font_montserrat_16, "Montserrat 16"), # +6
+            (lv.font_montserrat_22, "Montserrat 22"), # +6
+            (lv.font_unscii_16, "Unscii 16"),
+            (lv.font_montserrat_30, "Montserrat 30"), # +8
+            (lv.font_montserrat_38, "Montserrat 38"), # +8
+            (lv.font_montserrat_48, "Montserrat 48"), # +10
+            (lv.font_dejavu_16_persian_hebrew, "DejaVu 16 Persian/Hebrew"),
+        ]
+
+        dsc = lv.font_glyph_dsc_t()
+
+        y = 0
+        for font, name in fonts:
+            x = 0
+            title = lv.label(screen)
+            title.set_text(name + ":")
+            title.set_style_text_font(lv.font_montserrat_16, 0)
+            title.set_pos(x, y)
+            y += title.get_height() + 20
+
+            line_height = font.get_line_height() + 4
+
+            for cp in range(0x20, 0xFF):
+                if font.get_glyph_dsc(font, dsc, cp, cp+1):
+                    lbl = lv.label(screen)
+                    lbl.set_style_text_font(font, 0)
+                    lbl.set_text(chr(cp))
+                    lbl.set_pos(x, y)
+
+                    width = font.get_glyph_width(cp, cp+1)
+                    x += width
+                    if x + width * 2 > screen.get_width():
+                        x = 0
+                        y += line_height
+
+            y += line_height*2
+
+        screen.set_height(y + 20)
+
+
+
+    def addAllGlyphs(self, screen):
         fonts = [
             (lv.font_montserrat_16, "Montserrat 16"),
             (lv.font_unscii_16, "Unscii 16"),
@@ -21,7 +68,7 @@ def onCreate(self):
         ]
 
         dsc = lv.font_glyph_dsc_t()
-        y = 4
+        y = 40
 
         for font, name in fonts:
             title = lv.label(screen)
@@ -48,4 +95,3 @@ def onCreate(self):
             y += line_height
 
         screen.set_height(y + 20)
-        self.setContentView(screen)
