aboutsummaryrefslogtreecommitdiffstats
path: root/lib/python/kle2xy.py
blob: bff1d025b76878cc9a9bbac513baf48ff2b5e66f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
""" Original code from https://github.com/skullydazed/kle2xy
"""

import hjson
from decimal import Decimal


class KLE2xy(list):
    """Abstract interface for interacting with a KLE layout.
    """
    def __init__(self, layout=None, name='', invert_y=True):
        super(KLE2xy, self).__init__()

        self.name = name
        self.invert_y = invert_y
        self.key_width = Decimal('19.05')
        self.key_skel = {'decal': False, 'border_color': 'none', 'keycap_profile': '', 'keycap_color': 'grey', 'label_color': 'black', 'label_size': 3, 'label_style': 4, 'width': Decimal('1'), 'height': Decimal('1'), 'x': Decimal('0'), 'y': Decimal('0')}
        self.rows = Decimal(0)
        self.columns = Decimal(0)

        if layout:
            self.parse_layout(layout)

    @property
    def width(self):
        """Returns the width of the keyboard plate.
        """
        return (Decimal(self.columns) * self.key_width) + self.key_width / 2

    @property
    def height(self):
        """Returns the height of the keyboard plate.
        """
        return (self.rows * self.key_width) + self.key_width / 2

    @property
    def size(self):
        """Returns the size of the keyboard plate.
        """
        return (self.width, self.height)

    def attrs(self, properties):
        """Parse the keyboard properties dictionary.
        """
        # FIXME: Store more than just the keyboard name.
        if 'name' in properties:
            self.name = properties['name']

    def parse_layout(self, layout):  # noqa  FIXME(skullydazed): flake8 says this has a complexity of 25, it should be refactored.
        # Wrap this in a dictionary so hjson will parse KLE raw data
        layout = '{"layout": [' + layout + ']}'
        layout = hjson.loads(layout)['layout']

        # Initialize our state machine
        current_key = self.key_skel.copy()
        current_row = Decimal(0)
        current_col = Decimal(0)
        current_x = 0
        current_y = self.key_width / 2

        if isinstance(layout[0], dict):
            self.attrs(layout[0])
            layout = layout[1:]

        for row_num, row in enumerate(layout):
            self.append([])

            # Process the current row
            for key in row:
                if isinstance(key, dict):
                    if 'w' in key and key['w'] != Decimal(1):
                        current_key['width'] = Decimal(key['w'])
                    if 'w2' in key and 'h2' in key and key['w2'] == 1.5 and key['h2'] == 1:
                        # FIXME: ISO Key uses these params: {x:0.25,w:1.25,h:2,w2:1.5,h2:1,x2:-0.25}
                        current_key['isoenter'] = True
                    if 'h' in key and key['h'] != Decimal(1):
                        current_key['height'] = Decimal(key['h'])
                    if 'a' in key:
                        current_key['label_style'] = self.key_skel['label_style'] = int(key['a'])
                        if current_key['label_style'] < 0:
                            current_key['label_style'] = 0
                        elif current_key['label_style'] > 9:
                            current_key['label_style'] = 9
                    if 'f' in key:
                        font_size = int(key['f'])
                        if font_size > 9:
                            font_size = 9
                        elif font_size < 1:
                            font_size = 1
                        current_key['label_size'] = self.key_skel['label_size'] = font_size
                    if 'p' in key:
                        current_key['keycap_profile'] = self.key_skel['keycap_profile'] = key['p']
                    if 'c' in key:
                        current_key['keycap_color'] = self.key_skel['keycap_color'] = key['c']
                    if 't' in key:
                        # FIXME: Need to do better validation, plus figure out how to support multiple colors
                        if '\n' in key['t']:
                            key['t'] = key['t'].split('\n')[0]
                        if key['t'] == "0":
                            key['t'] = "#000000"
                        current_key['label_color'] = self.key_skel['label_color'] = key['t']
                    if 'x' in key:
                        current_col += Decimal(key['x'])
                        current_x += Decimal(key['x']) * self.key_width
                    if 'y' in key:
                        current_row += Decimal(key['y'])
                        current_y += Decimal(key['y']) * self.key_width
                    if 'd' in key:
                        current_key['decal'] = True

                else:
                    current_key['name'] = key
                    current_key['row'] = current_row
                    current_key['column'] = current_col

                    # Determine the X center
                    x_center = (current_key['width'] * self.key_width) / 2
                    current_x += x_center
                    current_key['x'] = current_x
                    current_x += x_center

                    # Determine the Y center
                    y_center = (current_key['height'] * self.key_width) / 2
                    y_offset = y_center - (self.key_width / 2)
                    current_key['y'] = (current_y + y_offset)

                    # Tend to our row/col count
                    current_col += current_key['width']
                    if current_col > self.columns:
                        self.columns = current_col

                    # Invert the y-axis if neccesary
                    if self.invert_y:
                        current_key['y'] = -current_key['y']

                    # Store this key
                    self[-1].append(current_key)
                    current_key = self.key_skel.copy()

            # Move to the next row
            current_x = 0
            current_y += self.key_width
            current_col = Decimal(0)
            current_row += Decimal(1)
            if current_row > self.rows:
                self.rows = Decimal(current_row)