Cnd Format Reader

pyembroidery/CndReader.py

@@ -0,0 +1,28 @@
+from .ReadHelper import read_int_16le, read_int_8
+
+
+def read_cnd_stitches(f, out):
+    while True:
+        control = read_int_8(f)
+        if control is None:
+            break
+        x = read_int_16le(f)
+        y = read_int_16le(f)
+        # if control & 0x20 == 0x20:
+        #     y = -y
+        # if control & 0x40 == 0x40:
+        #     x = -x
+        if y is None:
+            break
+        if control & 0xF == 0x07:  # Jump
+            out.move(x, y)
+            continue
+        elif control & 0xF == 0x01:
+            out.stitch_abs(x, y)
+            continue
+        break  # Uncaught Control
+    out.end()
+
+
+def read(f, out, settings=None):
+    read_cnd_stitches(f, out)

pyembroidery/EmbPattern.py

@@ -932,6 +932,16 @@ class EmbPattern:
                 "writer": ExpWriter,
             }
         )
+        # yield (
+        #     {
+        #         "description": "Melco Condensed Embroidery Format",
+        #         "extension": "cnd",
+        #         "extensions": ("cnd",),
+        #         "mimetype": "application/x-cnd",
+        #         "category": "embroidery",
+        #         "reader": CndReader,
+        #     }
+        # )
         yield (
             {
                 "description": "Tajima Embroidery Format",