1 files changed, 43 insertions, 0 deletions
diff --git a/third_party/freetype-py/examples/glyph-monochrome.py b/third_party/freetype-py/examples/glyph-monochrome.py
new file mode 100644
index 0000000..3714ceb
--- /dev/null
+++ b/third_party/freetype-py/examples/glyph-monochrome.py
@@ -0,0 +1,43 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# -----------------------------------------------------------------------------
+#
+#  FreeType high-level python API - Copyright 2011 Nicolas P. Rougier
+#  Distributed under the terms of the new BSD license.
+#
+# -----------------------------------------------------------------------------
+'''
+Glyph bitmap monochrome rendring
+'''
+from freetype import *
+
+def bits(x):
+    data = []
+    for i in range(8):
+        data.insert(0, int((x & 1) == 1))
+        x = x >> 1
+    return data
+
+if __name__ == '__main__':
+    import numpy
+    import matplotlib.pyplot as plt
+
+    face = Face('./Vera.ttf')
+    face.set_char_size( 48*64 )
+    face.load_char('S', FT_LOAD_RENDER |
+                        FT_LOAD_TARGET_MONO )
+
+    bitmap = face.glyph.bitmap
+    width  = face.glyph.bitmap.width
+    rows   = face.glyph.bitmap.rows
+    pitch  = face.glyph.bitmap.pitch
+
+    data = []
+    for i in range(bitmap.rows):
+        row = []
+        for j in range(bitmap.pitch):
+            row.extend(bits(bitmap.buffer[i*bitmap.pitch+j]))
+        data.extend(row[:bitmap.width])
+    Z = numpy.array(data).reshape(bitmap.rows, bitmap.width)
+    plt.imshow(Z, interpolation='nearest', cmap=plt.cm.gray, origin='lower')
+    plt.show()