dump metrics

dumpmetrics.py

@@ -0,0 +1,38 @@
+import sys
+from zttf.ttfile import TTFile
+
+
+if __name__ == '__main__':
+    if len(sys.argv) < 2:
+        print("Usage: {} <font filename>".format(sys.argv[0]))
+        sys.exit(0)
+
+    t = TTFile(sys.argv[1])
+    if not t.is_valid:
+        print("Invalid")
+        sys.exit(0)
+        
+    f = t.faces[0]    
+    glyphs = {}    
+    for c in range(0,65536):
+        try:
+            g = f.char_to_glyph(c)
+            if g:
+                glyphs[c] = g
+        except:
+            pass
+    chars = sorted(glyphs.keys())
+
+    print("Family "+f.font_family)
+    print("Name "+f.name)
+    print("Ascender "+str(f.ascender))
+    print("Descender "+str(f.descender))
+    print("Units "+str(f.units_per_em))
+    for c in chars:
+        glyph = f.char_to_glyph(c)
+        print("Width %d %d" % (c, f.glyph_metrics[glyph][0]))
+        for c2 in chars:
+            r = f.char_to_glyph(c2)
+            if (glyph,r) in f.glyph_kern:
+                print("Kern %d %d %d" % (c, c2, f.glyph_kern[(glyph,r)]))
+