# HG changeset patch
# User Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
# Date 1360693630 -3600
# Node ID 7aa70f0def38538abc6454eceaf7914186a45929
# Parent  1c773544eaeb3e357f2bbdb6f44290bc8250a9cf
Add support for MoF’s hint format.

diff --git a/pytouhou/formats/hint.py b/pytouhou/formats/hint.py
new file mode 100644
--- /dev/null
+++ b/pytouhou/formats/hint.py
@@ -0,0 +1,134 @@
+# -*- encoding: utf-8 -*-
+##
+## Copyright (C) 2013 Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published
+## by the Free Software Foundation; version 3 only.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+##
+
+
+from collections import OrderedDict
+
+
+def _read_n_int(value):
+    values = value.split(', ')
+    return tuple(int(value) for value in values)
+
+
+class Stage(list):
+    def __init__(self, number):
+        list.__init__(self)
+        self.number = number
+
+
+class Hint(object):
+    _fields = {'Stage': int,
+               'Tips': None,
+               'Remain': int,
+               'Text': lambda v: v[1:-1],
+               'Pos': _read_n_int,
+               'Count': int,
+               'Base': str,
+               'Align': str,
+               'Time': int,
+               'Alpha': int,
+               'Color': _read_n_int,
+               'Scale': float,
+               'End': None,
+               'StageEnd': None}
+
+
+    def __init__(self):
+        self.version = 0.0
+        self.stages = []
+
+
+    @classmethod
+    def read(cls, file):
+        tokens = []
+
+        for line in file:
+            line = line.strip()
+
+            if not line:
+                continue
+            if line[0] == '#':
+                continue
+            if line == 'Version = 0.0':
+                continue
+
+            field, _, value = line.partition(':')
+            field = field.rstrip()
+            value = value.lstrip()
+            parser = cls._fields[field]
+
+            if parser:
+                tokens.append((field, parser(value)))
+            else:
+                tokens.append((field, None))
+
+        stage_mode = False
+        tip_mode = False
+        stage = None
+        hints = cls()
+        stages = hints.stages
+
+        for token in tokens:
+            key = token[0]
+            value = token[1]
+
+            if stage_mode:
+                if key != 'StageEnd':
+                    if tip_mode:
+                        if key != 'End':
+                            tip[key] = value
+                        else:
+                            assert tip_mode == True
+                            stage.append(tip)
+                            tip_mode = False
+                    elif key == 'Tips':
+                        assert tip_mode == False
+                        tip = OrderedDict()
+                        tip_mode = True
+                else:
+                    assert stage_mode == True
+                    stages.append(stage)
+                    stage_mode = False
+            elif key == 'Stage':
+                assert stage_mode == False
+                stage = Stage(value)
+                stage_mode = True
+
+        return hints
+
+
+    def write(self, file):
+        file.write('# Hints file generated with PyTouhou\n\n\n')
+
+        file.write('Version = {}\n\n'.format(self.version))
+
+        for stage in self.stages:
+            file.write('# ================================== \n')
+            file.write('Stage : {}\n\n'.format(stage.number))
+
+            for tip in stage:
+                file.write('Tips\n')
+
+                for key, value in tip.items():
+                    if key == 'Text':
+                        value = '"{}"'.format(value)
+                    elif key == 'Pos':
+                        key = 'Pos\t'
+                    if isinstance(value, tuple):
+                        value = str(value)[1:-1]
+                    file.write('\t{}\t: {}\n'.format(key, value))
+
+                file.write('End\n\n')
+
+            file.write('StageEnd\n')