Update app.py

app.py

@@ -9,8 +9,8 @@ import zipfile
 import tempfile
 import os
 from fontTools.ttLib import TTFont
-from fontTools.pens.ttGlyphPen import TTGlyphPen
-from fontTools.ttLib.tables import ttProgram
+from fontTools.ttLib.tables import _h_e_a_d, _h_h_e_a, _m_a_x_p, _n_a_m_e, _O_S_2, _p_o_s_t
+from fontTools.ttLib.tables._c_m_a_p import CmapSubtable
 
 def load_model():
     tokenizer = AutoTokenizer.from_pretrained("ChevalierJoseph/typtop")
@@ -60,45 +60,59 @@ def generate_svg_files(glyphs, width=100, height=100):
 
 def create_otf_font(glyphs, output_path="font.otf"):
     font = TTFont()
-    font['head'] = TTFont.newTable('head')
-    font['hhea'] = TTFont.newTable('hhea')
-    font['maxp'] = TTFont.newTable('maxp')
-    font['name'] = TTFont.newTable('name')
-    font['OS/2'] = TTFont.newTable('OS/2')
-    font['post'] = TTFont.newTable('post')
-    font['hmtx'] = TTFont.newTable('hmtx')
-    font['cmap'] = TTFont.newTable('cmap')
-
-    font['head'].fontRevision = 1.0
-    font['hhea'].ascent = 800
-    font['hhea'].descent = -200
-    font['hhea'].lineGap = 0
-    font['maxp'].numGlyphs = len(glyphs)
-
-    cmap = font['cmap']
-    cmap_format_4 = TTFont.newTable('cmap_format_4')
-    cmap_format_4.platformID = 3  # Windows
-    cmap_format_4.platEncID = 1   # Unicode BMP
-    cmap_format_4.language = 0    # Any language
-    cmap_format_4.cmap = {}
-    cmap.tables = [cmap_format_4]
-
-    glyf_table = font['glyf'] = TTFont.newTable('glyf')
+
+    # Create and add mandatory tables
+    head = _h_e_a_d.table__h_e_a_d()
+    hhea = _h_h_e_a.table__h_h_e_a()
+    maxp = _m_a_x_p.table__m_a_x_p()
+    name = _n_a_m_e.table__n_a_m_e()
+    os2 = _O_S_2.table__O_S_2()
+    post = _p_o_s_t.table__p_o_s_t()
+    hmtx = TTFont.newTable('hmtx')
+    cmap = TTFont.newTable('cmap')
+
+    font['head'] = head
+    font['hhea'] = hhea
+    font['maxp'] = maxp
+    font['name'] = name
+    font['OS/2'] = os2
+    font['post'] = post
+    font['hmtx'] = hmtx
+    font['cmap'] = cmap
+
+    # Set required fields
+    head.fontRevision = 1.0
+    hhea.ascent = 800
+    hhea.descent = -200
+    hhea.lineGap = 0
+    maxp.numGlyphs = len(glyphs)
+
+    # Create a cmap table
+    cmap_table = CmapSubtable.newSubtable(3, 1, 0)  # Windows platform, Unicode BMP encoding
+
+    # Add glyphs to the font
+    glyf_table = TTFont.newTable('glyf')
 
     for lettre, path in glyphs:
         unicode_val = ord(lettre)
         glyph_name = f"glyph{unicode_val}"
 
+        # Create a simple glyph (this is a placeholder)
         glyph = glyf_table.glyphClass()
         glyph.name = glyph_name
-        glyph.numberOfContours = 0  # Placeholder logic here for drawing the glyph
 
-        glyf_table.glyphs[glyph_name] = glyph
-        cmap_format_4.cmap[unicode_val] = glyph_name
+        glyf_table[glyph_name] = glyph
+
+        # Map unicode to glyph name
+        cmap_table.cmap[unicode_val] = glyph_name
+        # Set metrics for each glyph
+        hmtx[glyph_name] = (1000, 0)  # (advanceWidth, leftSideBearing)
 
-        # Set metrics
-        font['hmtx'][glyph_name] = (1000, 0)
+    # Assign the cmap and glyf tables to the font
+    cmap.tables = [cmap_table]
+    font['glyf'] = glyf_table
 
+    # Save the font
     font.save(output_path)
     return output_path