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* Copyright (C) 2011 Tim Marston <tim@ed.am> and Dan Marston.
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* This file is part of propeller-clock (hereafter referred to as "this
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* program"). See http://ed.am/dev/software/arduino/propeller-clock for more
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "text_renderer.h"
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#include <avr/pgmspace.h>
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static char _glyph_cache[ 8 ];
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// the character the current cached glyph is for
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static char _glyph_cache_char;
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static unsigned char _output_buffer;
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// does buffer need rendering?
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static bool _need_render;
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void cache_glyph( char c )
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static char fonts[][ 67 * 8 ] PROGMEM = {
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0x00, 0x7c, 0x7e, 0x12, 0x12, 0x12, 0x7e, 0x7c, // A
53
0x00, 0x7e, 0x7e, 0x4a, 0x4a, 0x4a, 0x7e, 0x34, // B
54
0x00, 0x3c, 0x7e, 0x42, 0x42, 0x42, 0x66, 0x24, // C
55
0x00, 0x7e, 0x7e, 0x42, 0x42, 0x66, 0x3c, 0x18, // D
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0x00, 0x7e, 0x7e, 0x4a, 0x4a, 0x4a, 0x42, 0x00, // E
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0x00, 0x7e, 0x7e, 0x0a, 0x0a, 0x0a, 0x02, 0x00, // F
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0x00, 0x3c, 0x7e, 0x42, 0x52, 0x52, 0x76, 0x34, // G
59
0x00, 0x7e, 0x7e, 0x08, 0x08, 0x08, 0x7e, 0x7e, // H
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0x00, 0x42, 0x42, 0x7e, 0x7e, 0x42, 0x42, 0x00, // I
61
0x00, 0x30, 0x70, 0x40, 0x40, 0x40, 0x7e, 0x3e, // J
62
0x00, 0x7e, 0x7e, 0x08, 0x1c, 0x36, 0x62, 0x40, // K
63
0x00, 0x7e, 0x7e, 0x40, 0x40, 0x40, 0x40, 0x00, // L
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0x00, 0x7e, 0x7e, 0x0c, 0x18, 0x0c, 0x7e, 0x7e, // M
65
0x00, 0x7e, 0x7e, 0x0c, 0x18, 0x30, 0x7e, 0x7e, // N
66
0x00, 0x3c, 0x7e, 0x42, 0x42, 0x42, 0x7e, 0x3c, // O
67
0x00, 0x7e, 0x7e, 0x12, 0x12, 0x12, 0x1e, 0x0c, // P
68
0x00, 0x3c, 0x7e, 0x52, 0x52, 0x62, 0x7e, 0x3c, // Q
69
0x00, 0x7e, 0x7e, 0x12, 0x12, 0x32, 0x7e, 0x4c, // R
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0x00, 0x24, 0x6e, 0x4a, 0x4a, 0x4a, 0x7a, 0x30, // S
71
0x00, 0x02, 0x02, 0x7e, 0x7e, 0x02, 0x02, 0x00, // T
72
0x00, 0x3e, 0x7e, 0x40, 0x40, 0x40, 0x7e, 0x3e, // U
73
0x00, 0x1e, 0x3e, 0x60, 0x40, 0x60, 0x3e, 0x1e, // V
74
0x00, 0x3e, 0x7e, 0x60, 0x30, 0x60, 0x7e, 0x3e, // W
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0x00, 0x42, 0x66, 0x3c, 0x18, 0x3c, 0x66, 0x42, // X
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0x02, 0x06, 0x0c, 0x78, 0x78, 0x0c, 0x06, 0x02, // Y
77
0x00, 0x42, 0x62, 0x72, 0x5a, 0x4e, 0x46, 0x42, // Z
78
0x00, 0x20, 0x74, 0x54, 0x54, 0x7c, 0x78, 0x00, // a
79
0x00, 0x00, 0x7e, 0x7e, 0x48, 0x48, 0x78, 0x30, // b
80
0x00, 0x00, 0x38, 0x7c, 0x44, 0x44, 0x00, 0x00, // c
81
0x00, 0x30, 0x78, 0x48, 0x48, 0x7e, 0x7e, 0x00, // d
82
0x00, 0x38, 0x7c, 0x54, 0x54, 0x5c, 0x08, 0x00, // e
83
0x00, 0x00, 0x7c, 0x7e, 0x0a, 0x02, 0x00, 0x00, // f
84
0x00, 0x18, 0xbc, 0xa4, 0xa4, 0xfc, 0x7c, 0x00, // g
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0x00, 0x7e, 0x7e, 0x08, 0x08, 0x78, 0x70, 0x00, // h
86
0x00, 0x00, 0x48, 0x7a, 0x7a, 0x40, 0x00, 0x00, // i
87
0x00, 0x00, 0x40, 0xc0, 0x80, 0xfa, 0x7a, 0x00, // j
88
0x00, 0x00, 0x7e, 0x7e, 0x10, 0x3c, 0x64, 0x40, // k
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0x00, 0x00, 0x00, 0x3e, 0x7e, 0x40, 0x40, 0x00, // l
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0x7c, 0x7c, 0x04, 0x78, 0x7c, 0x04, 0x7c, 0x78, // m
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0x00, 0x7c, 0x7c, 0x04, 0x04, 0x7c, 0x78, 0x00, // n
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0x00, 0x38, 0x7c, 0x44, 0x44, 0x7c, 0x38, 0x00, // o
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0x00, 0xfc, 0xfc, 0x24, 0x24, 0x3c, 0x18, 0x00, // p
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0x00, 0x18, 0x3c, 0x24, 0x24, 0xfc, 0xfc, 0x80, // q
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0x00, 0x00, 0x78, 0x7c, 0x04, 0x04, 0x00, 0x00, // r
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0x00, 0x48, 0x5c, 0x54, 0x54, 0x74, 0x20, 0x00, // s
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0x00, 0x04, 0x3e, 0x7e, 0x44, 0x44, 0x00, 0x00, // t
98
0x00, 0x3c, 0x7c, 0x40, 0x40, 0x7c, 0x3c, 0x00, // u
99
0x00, 0x0c, 0x3c, 0x70, 0x60, 0x3c, 0x0c, 0x00, // v
100
0x3c, 0x7c, 0x40, 0x30, 0x40, 0x7c, 0x3c, 0x00, // w
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0x00, 0x44, 0x6c, 0x38, 0x38, 0x6c, 0x44, 0x00, // x
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0x00, 0x1c, 0xbc, 0xa0, 0xa0, 0xfc, 0x7c, 0x00, // y
103
0x00, 0x44, 0x64, 0x74, 0x5c, 0x4c, 0x44, 0x00, // z
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0x00, 0x3c, 0x7e, 0x52, 0x4a, 0x46, 0x7e, 0x3c, // 0
105
0x00, 0x00, 0x44, 0x44, 0x7e, 0x7e, 0x40, 0x40, // 1
106
0x00, 0x64, 0x76, 0x52, 0x52, 0x52, 0x5e, 0x4c, // 2
107
0x00, 0x24, 0x66, 0x42, 0x4a, 0x4a, 0x7e, 0x34, // 3
108
0x00, 0x30, 0x28, 0x24, 0x7e, 0x7e, 0x20, 0x20, // 4
109
0x00, 0x2e, 0x6e, 0x4a, 0x4a, 0x4a, 0x7a, 0x32, // 5
110
0x00, 0x3c, 0x7e, 0x4a, 0x4a, 0x4a, 0x7a, 0x30, // 6
111
0x00, 0x02, 0x02, 0x62, 0x72, 0x1a, 0x0e, 0x06, // 7
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0x00, 0x34, 0x7e, 0x4a, 0x4a, 0x4a, 0x7e, 0x34, // 8
113
0x00, 0x0c, 0x5e, 0x52, 0x52, 0x52, 0x7e, 0x3c, // 9
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0x00, 0x00, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, // -
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0x00, 0x00, 0x00, 0x6c, 0x6c, 0x00, 0x00, 0x00, // :
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0x00, 0x00, 0x00, 0x60, 0x60, 0x00, 0x00, 0x00, // .
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0x00, 0x00, 0x00, 0x80, 0xe0, 0x60, 0x00, 0x00, // ,
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0x00, 0x00, 0x40, 0x20, 0x10, 0x08, 0x04, 0x00, // /
120
0x00, 0x7f, 0x7f, 0x09, 0x09, 0x09, 0x7f, 0x7f, // A
121
0x00, 0x7f, 0x7f, 0x49, 0x49, 0x49, 0x7f, 0x77, // B
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0x00, 0x7f, 0x7f, 0x41, 0x41, 0x41, 0x77, 0x77, // C
123
0x00, 0x7f, 0x7f, 0x41, 0x41, 0x41, 0x7f, 0x3e, // D
124
0x00, 0x7f, 0x7f, 0x49, 0x49, 0x49, 0x63, 0x63, // E
125
0x00, 0x7f, 0x7f, 0x09, 0x09, 0x09, 0x03, 0x03, // F
126
0x00, 0x7f, 0x7f, 0x41, 0x49, 0x49, 0x7b, 0x7b, // G
127
0x00, 0x7f, 0x7f, 0x08, 0x08, 0x08, 0x7f, 0x7f, // H
128
0x00, 0x41, 0x41, 0x7f, 0x7f, 0x41, 0x41, 0x00, // I
129
0x00, 0x60, 0x60, 0x40, 0x40, 0x40, 0x7f, 0x7f, // J
130
0x00, 0x7f, 0x7f, 0x08, 0x08, 0x08, 0x7f, 0x77, // K
131
0x00, 0x7f, 0x7f, 0x40, 0x40, 0x40, 0x60, 0x60, // L
132
0x00, 0x7f, 0x7f, 0x02, 0x04, 0x02, 0x7f, 0x7f, // M
133
0x00, 0x7f, 0x7f, 0x06, 0x0c, 0x18, 0x7f, 0x7f, // N
134
0x00, 0x7f, 0x7f, 0x41, 0x41, 0x41, 0x7f, 0x7f, // O
135
0x00, 0x7f, 0x7f, 0x09, 0x09, 0x09, 0x0f, 0x0f, // P
136
0x00, 0x7f, 0x7f, 0x41, 0x51, 0x21, 0x7f, 0x7f, // Q
137
0x00, 0x7f, 0x7f, 0x09, 0x09, 0x09, 0x7f, 0x77, // R
138
0x00, 0x6f, 0x6f, 0x49, 0x49, 0x49, 0x7b, 0x7b, // S
139
0x00, 0x01, 0x01, 0x7f, 0x7f, 0x01, 0x01, 0x00, // T
140
0x00, 0x7f, 0x7f, 0x40, 0x40, 0x40, 0x7f, 0x7f, // U
141
0x00, 0x1f, 0x3f, 0x60, 0x40, 0x60, 0x3f, 0x1f, // V
142
0x00, 0x7f, 0x7f, 0x20, 0x10, 0x20, 0x7f, 0x7f, // W
143
0x00, 0x77, 0x7f, 0x08, 0x08, 0x08, 0x7f, 0x77, // X
144
0x00, 0x6f, 0x6f, 0x48, 0x48, 0x48, 0x7f, 0x7f, // Y
145
0x00, 0x63, 0x73, 0x59, 0x4d, 0x47, 0x63, 0x61, // Z
146
0x00, 0x74, 0x74, 0x54, 0x54, 0x7c, 0x7c, 0x00, // a
147
0x00, 0x7f, 0x7f, 0x44, 0x44, 0x7c, 0x7c, 0x00, // b
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0x00, 0x7c, 0x7c, 0x44, 0x44, 0x6c, 0x6c, 0x00, // c
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0x00, 0x7c, 0x7c, 0x44, 0x44, 0x7f, 0x7f, 0x00, // d
150
0x00, 0x7c, 0x7c, 0x54, 0x54, 0x5c, 0x5c, 0x00, // e
151
0x00, 0x00, 0x04, 0x7f, 0x7f, 0x05, 0x05, 0x01, // f
152
0x00, 0xbc, 0xbc, 0xa4, 0xa4, 0xfc, 0xfc, 0x00, // g
153
0x00, 0x7f, 0x7f, 0x04, 0x04, 0x7c, 0x7c, 0x00, // h
154
0x00, 0x44, 0x44, 0x7d, 0x7d, 0x40, 0x40, 0x00, // i
155
0x00, 0x80, 0x80, 0xfd, 0xfd, 0x00, 0x00, 0x00, // j
156
0x00, 0x7f, 0x7f, 0x10, 0x10, 0x7c, 0x6c, 0x00, // k
157
0x00, 0x00, 0x00, 0x7f, 0x7f, 0x40, 0x40, 0x00, // l
158
0x00, 0x7c, 0x7c, 0x04, 0x7c, 0x04, 0x7c, 0x7c, // m
159
0x00, 0x7c, 0x7c, 0x04, 0x04, 0x7c, 0x7c, 0x00, // n
160
0x00, 0x7c, 0x7c, 0x44, 0x44, 0x7c, 0x7c, 0x00, // o
161
0x00, 0xfc, 0xfc, 0x24, 0x24, 0x3c, 0x3c, 0x00, // p
162
0x00, 0x3c, 0x3c, 0x24, 0x24, 0xfc, 0xfc, 0x00, // q
163
0x00, 0x7c, 0x7c, 0x04, 0x04, 0x0c, 0x0c, 0x00, // r
164
0x00, 0x5c, 0x5c, 0x54, 0x54, 0x74, 0x74, 0x00, // s
165
0x00, 0x00, 0x04, 0x7f, 0x7f, 0x44, 0x44, 0x00, // t
166
0x00, 0x7c, 0x7c, 0x40, 0x40, 0x7c, 0x7c, 0x00, // u
167
0x00, 0x1c, 0x3c, 0x60, 0x60, 0x3c, 0x1c, 0x00, // v
168
0x00, 0x7c, 0x7c, 0x40, 0x7c, 0x40, 0x7c, 0x7c, // w
169
0x00, 0x6c, 0x7c, 0x10, 0x10, 0x7c, 0x6c, 0x00, // x
170
0x00, 0xbc, 0xbc, 0xa0, 0xa0, 0xfc, 0xfc, 0x00, // y
171
0x00, 0x64, 0x74, 0x54, 0x54, 0x5c, 0x4c, 0x00, // z
172
0x00, 0x7f, 0x7f, 0x51, 0x49, 0x45, 0x7f, 0x7f, // 0
173
0x00, 0x41, 0x41, 0x7f, 0x7f, 0x40, 0x40, 0x00, // 1
174
0x00, 0x7b, 0x7b, 0x49, 0x49, 0x49, 0x4f, 0x4f, // 2
175
0x00, 0x63, 0x63, 0x49, 0x49, 0x49, 0x7f, 0x7f, // 3
176
0x00, 0x1f, 0x1f, 0x10, 0x10, 0x7f, 0x7f, 0x10, // 4
177
0x00, 0x6f, 0x6f, 0x49, 0x49, 0x49, 0x79, 0x79, // 5
178
0x00, 0x7f, 0x7f, 0x49, 0x49, 0x49, 0x7b, 0x7b, // 6
179
0x00, 0x03, 0x03, 0x71, 0x79, 0x0d, 0x07, 0x03, // 7
180
0x00, 0x7f, 0x7f, 0x49, 0x49, 0x49, 0x7f, 0x7f, // 8
181
0x00, 0x6f, 0x6f, 0x49, 0x49, 0x49, 0x7f, 0x7f, // 9
182
0x00, 0x00, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, // -
183
0x00, 0x00, 0x00, 0x66, 0x66, 0x00, 0x00, 0x00, // :
184
0x00, 0x00, 0x00, 0x60, 0x60, 0x00, 0x00, 0x00, // .
185
0x00, 0x00, 0x80, 0xe0, 0x60, 0x00, 0x00, 0x00, // ,
186
0x00, 0x60, 0x30, 0x18, 0x0c, 0x06, 0x03, 0x00, // /
188
0x7c, 0x7e, 0x22, 0x7e, 0x7e, 0x7e, 0x7c, 0x00, // A
189
0x7c, 0x7e, 0x7e, 0x7e, 0x4a, 0x7e, 0x34, 0x00, // B
190
0x3c, 0x7e, 0x7e, 0x7e, 0x42, 0x76, 0x34, 0x00, // C
191
0x7c, 0x7e, 0x7e, 0x7e, 0x42, 0x7e, 0x3c, 0x00, // D
192
0x3c, 0x7e, 0x7e, 0x7e, 0x4a, 0x4a, 0x00, 0x00, // E
193
0x7c, 0x7e, 0x7e, 0x7e, 0x12, 0x12, 0x00, 0x00, // F
194
0x3c, 0x7e, 0x7e, 0x7e, 0x52, 0x76, 0x34, 0x00, // G
195
0x7e, 0x7e, 0x7e, 0x7e, 0x08, 0x7e, 0x7e, 0x00, // H
196
0x00, 0x42, 0x7e, 0x7e, 0x7e, 0x7e, 0x42, 0x00, // I
197
0x30, 0x70, 0x42, 0x7e, 0x7e, 0x7e, 0x3e, 0x00, // J
198
0x7e, 0x7e, 0x7e, 0x7e, 0x08, 0x76, 0x62, 0x00, // K
199
0x00, 0x3e, 0x7e, 0x7e, 0x7e, 0x40, 0x40, 0x00, // L
200
0x7e, 0x7e, 0x7e, 0x7c, 0x08, 0x7c, 0x7e, 0x00, // M
201
0x7e, 0x7e, 0x7e, 0x7c, 0x08, 0x7e, 0x7e, 0x00, // N
202
0x3c, 0x7e, 0x7e, 0x7e, 0x42, 0x7e, 0x3c, 0x00, // O
203
0x7c, 0x7e, 0x7e, 0x7e, 0x12, 0x1e, 0x0c, 0x00, // P
204
0x3c, 0x7e, 0x7e, 0x7e, 0x42, 0xfe, 0xbc, 0x00, // Q
205
0x7c, 0x7e, 0x7e, 0x7e, 0x12, 0x7e, 0x6c, 0x00, // R
206
0x24, 0x6e, 0x5e, 0x7e, 0x7a, 0x76, 0x24, 0x00, // S
207
0x00, 0x02, 0x7e, 0x7e, 0x7e, 0x7e, 0x02, 0x00, // T
208
0x3e, 0x7e, 0x7e, 0x7e, 0x40, 0x7e, 0x3e, 0x00, // U
209
0x1e, 0x3e, 0x7e, 0x7e, 0x40, 0x3e, 0x1e, 0x00, // V
210
0x3e, 0x7e, 0x7e, 0x7e, 0x20, 0x7e, 0x3e, 0x00, // W
211
0x42, 0x66, 0x3e, 0x7e, 0x7c, 0x66, 0x42, 0x00, // X
212
0x06, 0x0e, 0x7e, 0x7e, 0x70, 0x0e, 0x06, 0x00, // Y
213
0x62, 0x72, 0x7a, 0x7e, 0x5e, 0x4e, 0x46, 0x00, // Z
214
0x38, 0x7c, 0x44, 0x3c, 0x7c, 0x7c, 0x78, 0x00, // a
215
0x3f, 0x7f, 0x7f, 0x7f, 0x44, 0x7c, 0x38, 0x00, // b
216
0x38, 0x7c, 0x7c, 0x7c, 0x44, 0x6c, 0x28, 0x00, // c
217
0x38, 0x7c, 0x44, 0x3f, 0x7f, 0x7f, 0x7f, 0x00, // d
218
0x38, 0x7c, 0x7c, 0x7c, 0x54, 0x5c, 0x28, 0x00, // e
219
0x88, 0xfe, 0xff, 0xff, 0x7f, 0x09, 0x0a, 0x00, // f
220
0x58, 0xbc, 0xa4, 0xfc, 0xfc, 0xfc, 0x78, 0x00, // g
221
0x7f, 0x7f, 0x7f, 0x7f, 0x04, 0x7c, 0x78, 0x00, // h
222
0x00, 0x00, 0x7a, 0x7f, 0x7f, 0x7a, 0x00, 0x00, // i
223
0x00, 0x80, 0xfa, 0xff, 0xff, 0x7a, 0x00, 0x00, // j
224
0x7f, 0x7f, 0x7f, 0x7f, 0x24, 0x7c, 0x58, 0x00, // k
225
0x00, 0x00, 0x3f, 0x7f, 0x7f, 0x7f, 0x40, 0x00, // l
226
0x78, 0x7c, 0x7c, 0x04, 0x7c, 0x04, 0x7c, 0x78, // m
227
0x7c, 0x7c, 0x7c, 0x78, 0x04, 0x7c, 0x78, 0x00, // n
228
0x38, 0x7c, 0x7c, 0x7c, 0x44, 0x7c, 0x38, 0x00, // o
229
0xfc, 0xfc, 0xfc, 0xf8, 0x44, 0x7c, 0x38, 0x00, // p
230
0x38, 0x7c, 0x44, 0xfc, 0xfc, 0xfc, 0xf8, 0x00, // q
231
0x7c, 0x7c, 0x7c, 0x7c, 0x04, 0x0c, 0x08, 0x00, // r
232
0x28, 0x5c, 0x5c, 0x7c, 0x74, 0x74, 0x28, 0x00, // s
233
0x04, 0x3e, 0x7e, 0x7e, 0x7e, 0x44, 0x24, 0x00, // t
234
0x3c, 0x7c, 0x40, 0x3c, 0x7c, 0x7c, 0x7c, 0x00, // u
235
0x1c, 0x3c, 0x7c, 0x7c, 0x60, 0x3c, 0x1c, 0x00, // v
236
0x3c, 0x7c, 0x7c, 0x40, 0x7c, 0x40, 0x7c, 0x3c, // w
237
0x44, 0x6c, 0x3c, 0x7c, 0x78, 0x6c, 0x44, 0x00, // x
238
0x9c, 0xbc, 0xfc, 0xfc, 0x60, 0x3c, 0x1c, 0x00, // y
239
0x64, 0x74, 0x3c, 0x7c, 0x5c, 0x4c, 0x24, 0x00, // z
240
0x3c, 0x7e, 0x42, 0x7e, 0x7e, 0x7e, 0x3c, 0x00, // 0
241
0x00, 0x42, 0x7e, 0x7e, 0x7e, 0x7e, 0x40, 0x00, // 1
242
0x64, 0x72, 0x7a, 0x7e, 0x5e, 0x4e, 0x44, 0x00, // 2
243
0x24, 0x66, 0x4a, 0x7e, 0x7e, 0x7e, 0x34, 0x00, // 3
244
0x0e, 0x1e, 0x10, 0x7e, 0x7e, 0x7e, 0x7e, 0x00, // 4
245
0x2e, 0x6e, 0x4e, 0x7a, 0x7a, 0x7a, 0x32, 0x00, // 5
246
0x3c, 0x7e, 0x7e, 0x7e, 0x4a, 0x7a, 0x34, 0x00, // 6
247
0x02, 0x62, 0x7a, 0x7e, 0x7e, 0x1e, 0x06, 0x00, // 7
248
0x34, 0x7e, 0x4e, 0x7e, 0x7a, 0x7e, 0x34, 0x00, // 8
249
0x2c, 0x5e, 0x52, 0x7e, 0x7e, 0x7e, 0x3c, 0x00, // 9
250
0x00, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x00, // -
251
0x00, 0x00, 0x28, 0x7c, 0x7c, 0x28, 0x00, 0x00, // :
252
0x00, 0x00, 0x30, 0x78, 0x78, 0x30, 0x00, 0x00, // .
253
0x00, 0x00, 0x10, 0xb8, 0xf8, 0x70, 0x00, 0x00, // ,
254
0x60, 0x70, 0x38, 0x1c, 0x0e, 0x07, 0x03, 0x00, // /
256
0x00, 0x78, 0x7f, 0x09, 0x09, 0x0f, 0x78, 0x00, // A
257
0x00, 0x7f, 0x79, 0x49, 0x49, 0x4f, 0x78, 0x00, // B
258
0x00, 0x7f, 0x79, 0x41, 0x41, 0x41, 0x63, 0x00, // C
259
0x00, 0x7f, 0x79, 0x41, 0x41, 0x41, 0x7f, 0x00, // D
260
0x00, 0x00, 0x7f, 0x79, 0x49, 0x49, 0x41, 0x00, // E
261
0x00, 0x00, 0x7f, 0x79, 0x09, 0x09, 0x01, 0x00, // F
262
0x00, 0x7f, 0x79, 0x41, 0x41, 0x49, 0x7b, 0x00, // G
263
0x00, 0x7f, 0x78, 0x08, 0x08, 0x08, 0x7f, 0x00, // H
264
0x00, 0x00, 0x00, 0x7f, 0x78, 0x00, 0x00, 0x00, // I
265
0x00, 0x60, 0x40, 0x40, 0x40, 0x7f, 0x78, 0x00, // J
266
0x00, 0x7f, 0x78, 0x08, 0x08, 0x0f, 0x78, 0x00, // K
267
0x00, 0x00, 0x7f, 0x78, 0x40, 0x40, 0x40, 0x00, // L
268
0x00, 0x7f, 0x79, 0x01, 0x7f, 0x01, 0x7f, 0x00, // M
269
0x00, 0x7f, 0x79, 0x01, 0x01, 0x01, 0x7f, 0x00, // N
270
0x00, 0x7f, 0x41, 0x41, 0x41, 0x43, 0x7f, 0x00, // O
271
0x00, 0x7f, 0x79, 0x09, 0x09, 0x09, 0x0f, 0x00, // P
272
0x00, 0x7f, 0x41, 0x41, 0x61, 0x61, 0x7f, 0x00, // Q
273
0x00, 0x7f, 0x79, 0x09, 0x09, 0x0f, 0x78, 0x00, // R
274
0x00, 0x6f, 0x49, 0x49, 0x49, 0x79, 0x7b, 0x00, // S
275
0x00, 0x01, 0x01, 0x7f, 0x79, 0x01, 0x01, 0x00, // T
276
0x00, 0x7f, 0x78, 0x40, 0x40, 0x40, 0x7f, 0x00, // U
277
0x00, 0x0f, 0x7f, 0x40, 0x40, 0x78, 0x0f, 0x00, // V
278
0x00, 0x7f, 0x78, 0x40, 0x7f, 0x40, 0x7f, 0x00, // W
279
0x00, 0x77, 0x78, 0x08, 0x08, 0x08, 0x77, 0x00, // X
280
0x00, 0x0f, 0x08, 0x78, 0x78, 0x08, 0x0f, 0x00, // Y
281
0x00, 0x7b, 0x79, 0x49, 0x49, 0x49, 0x6f, 0x00, // Z
282
0x00, 0x74, 0x74, 0x54, 0x54, 0x7c, 0x00, 0x00, // a
283
0x00, 0x7f, 0x74, 0x44, 0x44, 0x7c, 0x00, 0x00, // b
284
0x00, 0x7c, 0x74, 0x44, 0x44, 0x6c, 0x00, 0x00, // c
285
0x00, 0x7c, 0x74, 0x44, 0x44, 0x7f, 0x00, 0x00, // d
286
0x00, 0x7c, 0x74, 0x54, 0x54, 0x5c, 0x00, 0x00, // e
287
0x00, 0x00, 0x04, 0x7f, 0x75, 0x01, 0x00, 0x00, // f
288
0x00, 0xbc, 0xb4, 0xa4, 0xa4, 0xfc, 0x00, 0x00, // g
289
0x00, 0x7f, 0x74, 0x04, 0x04, 0x7c, 0x00, 0x00, // h
290
0x00, 0x00, 0x00, 0x7d, 0x71, 0x00, 0x00, 0x00, // i
291
0x00, 0x00, 0x80, 0xbd, 0xf1, 0x00, 0x00, 0x00, // j
292
0x00, 0x7f, 0x70, 0x10, 0x1c, 0x70, 0x00, 0x00, // k
293
0x00, 0x00, 0x00, 0x7f, 0x78, 0x00, 0x00, 0x00, // l
294
0x00, 0x7c, 0x74, 0x04, 0x7c, 0x04, 0x7c, 0x00, // m
295
0x00, 0x7c, 0x74, 0x04, 0x04, 0x7c, 0x00, 0x00, // n
296
0x00, 0x7c, 0x74, 0x44, 0x44, 0x7c, 0x00, 0x00, // o
297
0x00, 0xfc, 0x34, 0x24, 0x24, 0x3c, 0x00, 0x00, // p
298
0x00, 0x3c, 0x34, 0x24, 0x24, 0xfc, 0x00, 0x00, // q
299
0x00, 0x00, 0x7c, 0x74, 0x04, 0x04, 0x00, 0x00, // r
300
0x00, 0x5c, 0x54, 0x54, 0x74, 0x74, 0x00, 0x00, // s
301
0x00, 0x00, 0x04, 0x7f, 0x74, 0x00, 0x00, 0x00, // t
302
0x00, 0x7c, 0x70, 0x40, 0x40, 0x7c, 0x00, 0x00, // u
303
0x00, 0x1c, 0x7c, 0x40, 0x70, 0x1c, 0x00, 0x00, // v
304
0x00, 0x7c, 0x70, 0x40, 0x7c, 0x40, 0x7c, 0x00, // w
305
0x00, 0x6c, 0x70, 0x10, 0x10, 0x6c, 0x00, 0x00, // x
306
0x00, 0xbc, 0xb0, 0xa0, 0xa0, 0xfc, 0x00, 0x00, // y
307
0x00, 0x74, 0x74, 0x54, 0x54, 0x5c, 0x00, 0x00, // z
308
0x00, 0x7f, 0x41, 0x41, 0x41, 0x79, 0x7f, 0x00, // 0
309
0x00, 0x00, 0x00, 0x78, 0x7f, 0x00, 0x00, 0x00, // 1
310
0x00, 0x7b, 0x79, 0x49, 0x49, 0x49, 0x4f, 0x00, // 2
311
0x00, 0x63, 0x49, 0x49, 0x49, 0x7f, 0x78, 0x00, // 3
312
0x00, 0x1f, 0x11, 0x11, 0x71, 0x7f, 0x10, 0x00, // 4
313
0x00, 0x6f, 0x49, 0x49, 0x49, 0x79, 0x79, 0x00, // 5
314
0x00, 0x7f, 0x49, 0x49, 0x49, 0x79, 0x7b, 0x00, // 6
315
0x00, 0x01, 0x01, 0x01, 0x79, 0x7f, 0x00, 0x00, // 7
316
0x00, 0x78, 0x4f, 0x49, 0x49, 0x7f, 0x78, 0x00, // 8
317
0x00, 0x1f, 0x11, 0x11, 0x11, 0x71, 0x7f, 0x00, // 9
318
0x00, 0x00, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, // -
319
0x00, 0x00, 0x00, 0x6c, 0x6c, 0x00, 0x00, 0x00, // :
320
0x00, 0x00, 0x00, 0x60, 0x60, 0x00, 0x00, 0x00, // .
321
0x00, 0x00, 0x00, 0x60, 0xe0, 0x00, 0x00, 0x00, // ,
322
0x00, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x00, // /
327
if( c == _glyph_cache_char )
329
_glyph_cache_char = c;
331
// find glyph data position
333
if( c >= 'A' && c <= 'Z' )
335
else if( c >= 'a' && c <= 'z' )
337
else if( c >= '0' && c <= '9' )
352
// space? or copy glyph from progmem?
354
memset( _glyph_cache, 0, 8 );
356
memcpy_P( _glyph_cache, &( fonts[ _font ][ pos * 8 ] ), 8 );
360
void TextRenderer::init()
362
Nvram::load( Nvram::NVRAM_FONT, _font );
363
if( _font < 0 || _font >= 4 ) _font = 0;
367
int TextRenderer::get_width( int message_len, int scale )
369
return message_len * 8 * scale;
373
void TextRenderer::render( const char *message, int message_len, int x,
374
bool y_flip, int y_shift, int scale )
385
if( pos < message_len )
387
// ensure correct glyph is cached and pull out column of data
388
cache_glyph( message[ pos ] );
389
glyph_col = _glyph_cache[ x % 8 ];
395
for( int a = 7; a >= 0; a-- ) {
397
_output_buffer |= 1 << ( a + y_shift );
401
for( int a = 0; a < 8; a++ ) {
403
_output_buffer |= 1 << ( a + y_shift );
409
void TextRenderer::reset_buffer()
412
_need_render = false;
416
void TextRenderer::buffer_in_use()
422
void TextRenderer::output_buffer()
424
if( !_need_render ) return;
426
for( int a = 8; a >= 0; a-- ) {
427
led( a, ( _output_buffer & 1 )? true : false );
428
_output_buffer >>= 1;
434
int TextRenderer::get_font()
440
void TextRenderer::inc_font()
444
Nvram::save( Nvram::NVRAM_FONT, _font );