1 /**
2  * Adapted from
3  * https://raw.githubusercontent.com/dhepper/font8x8/master/font8x8_basic.h
4  *
5  * License:
6  *   Public Domain.
7  */
8 
9 module ae.utils.graphics.fonts.font8x8;
10 
11 /**
12  * 8x8 monochrome bitmap fonts for rendering
13  * Author: Daniel Hepper <daniel@hepper.net>
14  *
15  * License: Public Domain
16  *
17  * Based on:
18  * // Summary: font8x8.h
19  * // 8x8 monochrome bitmap fonts for rendering
20  * //
21  * // Author:
22  * //     Marcel Sondaar
23  * //     International Business Machines (public domain VGA fonts)
24  * //
25  * // License:
26  * //     Public Domain
27  *
28  * Fetched from: http://dimensionalrift.homelinux.net/combuster/mos3/?p=viewsource&file=/modules/gfx/font8_8.asm
29  **/
30 
31 // Constant: font8x8_basic
32 // Contains an 8x8 font map for unicode points U+0000 - U+007F (basic latin)
33 immutable ubyte[8][128] font8x8_basic = [
34 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0000 (nul)
35 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0001
36 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0002
37 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0003
38 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0004
39 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0005
40 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0006
41 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0007
42 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0008
43 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0009
44 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+000A
45 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+000B
46 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+000C
47 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+000D
48 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+000E
49 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+000F
50 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0010
51 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0011
52 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0012
53 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0013
54 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0014
55 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0015
56 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0016
57 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0017
58 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0018
59 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0019
60 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+001A
61 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+001B
62 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+001C
63 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+001D
64 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+001E
65 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+001F
66 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0020 (space)
67 	[ 0x18, 0x3C, 0x3C, 0x18, 0x18, 0x00, 0x18, 0x00],   // U+0021 (!)
68 	[ 0x36, 0x36, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0022 (")
69 	[ 0x36, 0x36, 0x7F, 0x36, 0x7F, 0x36, 0x36, 0x00],   // U+0023 (#)
70 	[ 0x0C, 0x3E, 0x03, 0x1E, 0x30, 0x1F, 0x0C, 0x00],   // U+0024 ($)
71 	[ 0x00, 0x63, 0x33, 0x18, 0x0C, 0x66, 0x63, 0x00],   // U+0025 (%)
72 	[ 0x1C, 0x36, 0x1C, 0x6E, 0x3B, 0x33, 0x6E, 0x00],   // U+0026 (&)
73 	[ 0x06, 0x06, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0027 (')
74 	[ 0x18, 0x0C, 0x06, 0x06, 0x06, 0x0C, 0x18, 0x00],   // U+0028 (()
75 	[ 0x06, 0x0C, 0x18, 0x18, 0x18, 0x0C, 0x06, 0x00],   // U+0029 ())
76 	[ 0x00, 0x66, 0x3C, 0xFF, 0x3C, 0x66, 0x00, 0x00],   // U+002A (*)
77 	[ 0x00, 0x0C, 0x0C, 0x3F, 0x0C, 0x0C, 0x00, 0x00],   // U+002B (+)
78 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x0C, 0x0C, 0x06],   // U+002C (,)
79 	[ 0x00, 0x00, 0x00, 0x3F, 0x00, 0x00, 0x00, 0x00],   // U+002D (-)
80 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x0C, 0x0C, 0x00],   // U+002E (.)
81 	[ 0x60, 0x30, 0x18, 0x0C, 0x06, 0x03, 0x01, 0x00],   // U+002F (/)
82 	[ 0x3E, 0x63, 0x73, 0x7B, 0x6F, 0x67, 0x3E, 0x00],   // U+0030 (0)
83 	[ 0x0C, 0x0E, 0x0C, 0x0C, 0x0C, 0x0C, 0x3F, 0x00],   // U+0031 (1)
84 	[ 0x1E, 0x33, 0x30, 0x1C, 0x06, 0x33, 0x3F, 0x00],   // U+0032 (2)
85 	[ 0x1E, 0x33, 0x30, 0x1C, 0x30, 0x33, 0x1E, 0x00],   // U+0033 (3)
86 	[ 0x38, 0x3C, 0x36, 0x33, 0x7F, 0x30, 0x78, 0x00],   // U+0034 (4)
87 	[ 0x3F, 0x03, 0x1F, 0x30, 0x30, 0x33, 0x1E, 0x00],   // U+0035 (5)
88 	[ 0x1C, 0x06, 0x03, 0x1F, 0x33, 0x33, 0x1E, 0x00],   // U+0036 (6)
89 	[ 0x3F, 0x33, 0x30, 0x18, 0x0C, 0x0C, 0x0C, 0x00],   // U+0037 (7)
90 	[ 0x1E, 0x33, 0x33, 0x1E, 0x33, 0x33, 0x1E, 0x00],   // U+0038 (8)
91 	[ 0x1E, 0x33, 0x33, 0x3E, 0x30, 0x18, 0x0E, 0x00],   // U+0039 (9)
92 	[ 0x00, 0x0C, 0x0C, 0x00, 0x00, 0x0C, 0x0C, 0x00],   // U+003A (:)
93 	[ 0x00, 0x0C, 0x0C, 0x00, 0x00, 0x0C, 0x0C, 0x06],   // U+003B (//)
94 	[ 0x18, 0x0C, 0x06, 0x03, 0x06, 0x0C, 0x18, 0x00],   // U+003C (<)
95 	[ 0x00, 0x00, 0x3F, 0x00, 0x00, 0x3F, 0x00, 0x00],   // U+003D (=)
96 	[ 0x06, 0x0C, 0x18, 0x30, 0x18, 0x0C, 0x06, 0x00],   // U+003E (>)
97 	[ 0x1E, 0x33, 0x30, 0x18, 0x0C, 0x00, 0x0C, 0x00],   // U+003F (?)
98 	[ 0x3E, 0x63, 0x7B, 0x7B, 0x7B, 0x03, 0x1E, 0x00],   // U+0040 (@)
99 	[ 0x0C, 0x1E, 0x33, 0x33, 0x3F, 0x33, 0x33, 0x00],   // U+0041 (A)
100 	[ 0x3F, 0x66, 0x66, 0x3E, 0x66, 0x66, 0x3F, 0x00],   // U+0042 (B)
101 	[ 0x3C, 0x66, 0x03, 0x03, 0x03, 0x66, 0x3C, 0x00],   // U+0043 (C)
102 	[ 0x1F, 0x36, 0x66, 0x66, 0x66, 0x36, 0x1F, 0x00],   // U+0044 (D)
103 	[ 0x7F, 0x46, 0x16, 0x1E, 0x16, 0x46, 0x7F, 0x00],   // U+0045 (E)
104 	[ 0x7F, 0x46, 0x16, 0x1E, 0x16, 0x06, 0x0F, 0x00],   // U+0046 (F)
105 	[ 0x3C, 0x66, 0x03, 0x03, 0x73, 0x66, 0x7C, 0x00],   // U+0047 (G)
106 	[ 0x33, 0x33, 0x33, 0x3F, 0x33, 0x33, 0x33, 0x00],   // U+0048 (H)
107 	[ 0x1E, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x1E, 0x00],   // U+0049 (I)
108 	[ 0x78, 0x30, 0x30, 0x30, 0x33, 0x33, 0x1E, 0x00],   // U+004A (J)
109 	[ 0x67, 0x66, 0x36, 0x1E, 0x36, 0x66, 0x67, 0x00],   // U+004B (K)
110 	[ 0x0F, 0x06, 0x06, 0x06, 0x46, 0x66, 0x7F, 0x00],   // U+004C (L)
111 	[ 0x63, 0x77, 0x7F, 0x7F, 0x6B, 0x63, 0x63, 0x00],   // U+004D (M)
112 	[ 0x63, 0x67, 0x6F, 0x7B, 0x73, 0x63, 0x63, 0x00],   // U+004E (N)
113 	[ 0x1C, 0x36, 0x63, 0x63, 0x63, 0x36, 0x1C, 0x00],   // U+004F (O)
114 	[ 0x3F, 0x66, 0x66, 0x3E, 0x06, 0x06, 0x0F, 0x00],   // U+0050 (P)
115 	[ 0x1E, 0x33, 0x33, 0x33, 0x3B, 0x1E, 0x38, 0x00],   // U+0051 (Q)
116 	[ 0x3F, 0x66, 0x66, 0x3E, 0x36, 0x66, 0x67, 0x00],   // U+0052 (R)
117 	[ 0x1E, 0x33, 0x07, 0x0E, 0x38, 0x33, 0x1E, 0x00],   // U+0053 (S)
118 	[ 0x3F, 0x2D, 0x0C, 0x0C, 0x0C, 0x0C, 0x1E, 0x00],   // U+0054 (T)
119 	[ 0x33, 0x33, 0x33, 0x33, 0x33, 0x33, 0x3F, 0x00],   // U+0055 (U)
120 	[ 0x33, 0x33, 0x33, 0x33, 0x33, 0x1E, 0x0C, 0x00],   // U+0056 (V)
121 	[ 0x63, 0x63, 0x63, 0x6B, 0x7F, 0x77, 0x63, 0x00],   // U+0057 (W)
122 	[ 0x63, 0x63, 0x36, 0x1C, 0x1C, 0x36, 0x63, 0x00],   // U+0058 (X)
123 	[ 0x33, 0x33, 0x33, 0x1E, 0x0C, 0x0C, 0x1E, 0x00],   // U+0059 (Y)
124 	[ 0x7F, 0x63, 0x31, 0x18, 0x4C, 0x66, 0x7F, 0x00],   // U+005A (Z)
125 	[ 0x1E, 0x06, 0x06, 0x06, 0x06, 0x06, 0x1E, 0x00],   // U+005B ([)
126 	[ 0x03, 0x06, 0x0C, 0x18, 0x30, 0x60, 0x40, 0x00],   // U+005C (\)
127 	[ 0x1E, 0x18, 0x18, 0x18, 0x18, 0x18, 0x1E, 0x00],   // U+005D (])
128 	[ 0x08, 0x1C, 0x36, 0x63, 0x00, 0x00, 0x00, 0x00],   // U+005E (^)
129 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF],   // U+005F (_)
130 	[ 0x0C, 0x0C, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+0060 (`)
131 	[ 0x00, 0x00, 0x1E, 0x30, 0x3E, 0x33, 0x6E, 0x00],   // U+0061 (a)
132 	[ 0x07, 0x06, 0x06, 0x3E, 0x66, 0x66, 0x3B, 0x00],   // U+0062 (b)
133 	[ 0x00, 0x00, 0x1E, 0x33, 0x03, 0x33, 0x1E, 0x00],   // U+0063 (c)
134 	[ 0x38, 0x30, 0x30, 0x3e, 0x33, 0x33, 0x6E, 0x00],   // U+0064 (d)
135 	[ 0x00, 0x00, 0x1E, 0x33, 0x3f, 0x03, 0x1E, 0x00],   // U+0065 (e)
136 	[ 0x1C, 0x36, 0x06, 0x0f, 0x06, 0x06, 0x0F, 0x00],   // U+0066 (f)
137 	[ 0x00, 0x00, 0x6E, 0x33, 0x33, 0x3E, 0x30, 0x1F],   // U+0067 (g)
138 	[ 0x07, 0x06, 0x36, 0x6E, 0x66, 0x66, 0x67, 0x00],   // U+0068 (h)
139 	[ 0x0C, 0x00, 0x0E, 0x0C, 0x0C, 0x0C, 0x1E, 0x00],   // U+0069 (i)
140 	[ 0x30, 0x00, 0x30, 0x30, 0x30, 0x33, 0x33, 0x1E],   // U+006A (j)
141 	[ 0x07, 0x06, 0x66, 0x36, 0x1E, 0x36, 0x67, 0x00],   // U+006B (k)
142 	[ 0x0E, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x1E, 0x00],   // U+006C (l)
143 	[ 0x00, 0x00, 0x33, 0x7F, 0x7F, 0x6B, 0x63, 0x00],   // U+006D (m)
144 	[ 0x00, 0x00, 0x1F, 0x33, 0x33, 0x33, 0x33, 0x00],   // U+006E (n)
145 	[ 0x00, 0x00, 0x1E, 0x33, 0x33, 0x33, 0x1E, 0x00],   // U+006F (o)
146 	[ 0x00, 0x00, 0x3B, 0x66, 0x66, 0x3E, 0x06, 0x0F],   // U+0070 (p)
147 	[ 0x00, 0x00, 0x6E, 0x33, 0x33, 0x3E, 0x30, 0x78],   // U+0071 (q)
148 	[ 0x00, 0x00, 0x3B, 0x6E, 0x66, 0x06, 0x0F, 0x00],   // U+0072 (r)
149 	[ 0x00, 0x00, 0x3E, 0x03, 0x1E, 0x30, 0x1F, 0x00],   // U+0073 (s)
150 	[ 0x08, 0x0C, 0x3E, 0x0C, 0x0C, 0x2C, 0x18, 0x00],   // U+0074 (t)
151 	[ 0x00, 0x00, 0x33, 0x33, 0x33, 0x33, 0x6E, 0x00],   // U+0075 (u)
152 	[ 0x00, 0x00, 0x33, 0x33, 0x33, 0x1E, 0x0C, 0x00],   // U+0076 (v)
153 	[ 0x00, 0x00, 0x63, 0x6B, 0x7F, 0x7F, 0x36, 0x00],   // U+0077 (w)
154 	[ 0x00, 0x00, 0x63, 0x36, 0x1C, 0x36, 0x63, 0x00],   // U+0078 (x)
155 	[ 0x00, 0x00, 0x33, 0x33, 0x33, 0x3E, 0x30, 0x1F],   // U+0079 (y)
156 	[ 0x00, 0x00, 0x3F, 0x19, 0x0C, 0x26, 0x3F, 0x00],   // U+007A (z)
157 	[ 0x38, 0x0C, 0x0C, 0x07, 0x0C, 0x0C, 0x38, 0x00],   // U+007B ([)
158 	[ 0x18, 0x18, 0x18, 0x00, 0x18, 0x18, 0x18, 0x00],   // U+007C (|)
159 	[ 0x07, 0x0C, 0x0C, 0x38, 0x0C, 0x0C, 0x07, 0x00],   // U+007D (])
160 	[ 0x6E, 0x3B, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00],   // U+007E (~)
161 	[ 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]    // U+007F
162 ];
163 
164 /// `Font` interface for `font8x8_basic`.
165 struct Font8x8
166 {
167 	struct Glyph
168 	{
169 		enum width = 8; ///
170 		const(ubyte)[] rows; ///
171 	} ///
172 
173 static:
174 	enum height = 8; ///
175 	enum maxWidth = Glyph.width; ///
176 	enum maxGlyph = 0x80; ///
177 	bool hasGlyph(dchar c) nothrow @nogc { return c < font8x8_basic.length; } ///
178 	Glyph getGlyph(dchar c) nothrow @nogc { return Glyph(font8x8_basic[c][]); } ///
179 }
180 
181 immutable Font8x8 font8x8; /// ditto