Initial commit: IT Site Survey AI v2 with all features

2026-07-03 02:06:55 +00:00
commit b4fff79eda
1985 changed files with 437461 additions and 0 deletions
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+#
+# The Python Imaging Library.
+# $Id$
+#
+# Windows Cursor support for PIL
+#
+# notes:
+#       uses BmpImagePlugin.py to read the bitmap data.
+#
+# history:
+#       96-05-27 fl     Created
+#
+# Copyright (c) Secret Labs AB 1997.
+# Copyright (c) Fredrik Lundh 1996.
+#
+# See the README file for information on usage and redistribution.
+#
+from __future__ import annotations
+
+from . import BmpImagePlugin, Image, ImageOps
+from ._binary import i16le as i16
+from ._binary import i32le as i32
+
+#
+# --------------------------------------------------------------------
+
+
+def _accept(prefix: bytes) -> bool:
+    return prefix.startswith(b"\0\0\2\0")
+
+
+##
+# Image plugin for Windows Cursor files.
+
+
+class CurImageFile(BmpImagePlugin.BmpImageFile):
+    format = "CUR"
+    format_description = "Windows Cursor"
+
+    def _open(self) -> None:
+        assert self.fp is not None
+        offset = self.fp.tell()
+
+        # check magic
+        s = self.fp.read(6)
+        if not _accept(s):
+            msg = "not a CUR file"
+            raise SyntaxError(msg)
+
+        # pick the largest cursor in the file
+        m = b""
+        for i in range(i16(s, 4)):
+            s = self.fp.read(16)
+            if not m:
+                m = s
+            elif s[0] > m[0] and s[1] > m[1]:
+                m = s
+        if not m:
+            msg = "No cursors were found"
+            raise TypeError(msg)
+
+        # load as bitmap
+        self._bitmap(i32(m, 12) + offset)
+        self._masked = self.mode in ("1", "L")
+        if self._masked:
+            self._rawmode = self.mode
+            self._mode = "LA"
+
+        # patch up the bitmap height
+        self._size = self.width, self.height // 2
+        if not self._masked:
+            self.tile = [self.tile[0]._replace(extents=(0, 0) + self.size)]
+
+    def load_prepare(self) -> None:
+        if self._masked:
+            self._mode = self._rawmode
+            self._size = self.width, self.height * 2
+        super().load_prepare()
+
+    def load_end(self) -> None:
+        if not self._masked:
+            return
+        self._mode = "LA"
+        new_height = self.height // 2
+
+        and_mask = self.im.crop((0, 0, self.width, new_height))
+        xor_mask = self.im.crop((0, new_height, self.width, self.height))
+
+        self._size = self.width, new_height
+        self._im = Image.core.fill(self.mode, self.size)
+        self._im.paste(
+            xor_mask.convert(self.mode),
+            (0, 0) + self.size,
+            ImageOps.invert(Image.Image()._new(and_mask)).im,
+        )
+
+
+#
+# --------------------------------------------------------------------
+
+Image.register_open(CurImageFile.format, CurImageFile, _accept)
+
+Image.register_extension(CurImageFile.format, ".cur")