/elec/propeller-clock

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bzr branch http://bzr.ed.am/elec/propeller-clock
59 by edam
removed ulibc, fixed button, added text rendering
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/*
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 * text_renderer.cc
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 *
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 * Copyright (C) 2011 Tim Marston <tim@ed.am> and Dan Marston.
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 *
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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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 * information.
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 *
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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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 *
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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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 *
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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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 */
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#include "text_renderer.h"
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#include "config.h"
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#include "Arduino.h"
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#include <avr/pgmspace.h>
65 by Tim Marston
removed most OOP/inheritance crap, saved loads of space!
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#include "common.h"
76 by edam
switch button to no interim presses during settings mode; added NVRAM support
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#include "nvram.h"
59 by edam
removed ulibc, fixed button, added text rendering
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60 by edam
remove TextRenderer singleton and save space
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// cached glyph
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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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// selected font
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static int _font = 0;
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62 by edam
moved some stuf round, created a re-usable pool of message buffers, genericised "modes" for messages
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// output buffer
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static unsigned char _output_buffer;
60 by edam
remove TextRenderer singleton and save space
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71 by Tim Marston
added time set mode, made text renderer's buffer auto reset/output
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// does buffer need rendering?
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static bool _need_render;
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60 by edam
remove TextRenderer singleton and save space
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// cache a glyph
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void cache_glyph( char c )
59 by edam
removed ulibc, fixed button, added text rendering
49
{
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	static char fonts[][ 66 * 8 ] PROGMEM = {
51
		{ // INVD-A
52
			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
56
			0x00, 0x7e, 0x7e, 0x4a, 0x4a, 0x4a, 0x42, 0x00, // E
57
			0x00, 0x7e, 0x7e, 0x0a, 0x0a, 0x0a, 0x02, 0x00, // F
58
			0x00, 0x3c, 0x7e, 0x42, 0x52, 0x52, 0x76, 0x34, // G
59
			0x00, 0x7e, 0x7e, 0x08, 0x08, 0x08, 0x7e, 0x7e, // H
60
			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
64
			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
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			0x00, 0x7e, 0x7e, 0x12, 0x12, 0x12, 0x1e, 0x0c, // P
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			0x00, 0x3c, 0x7e, 0x52, 0x52, 0x62, 0x7e, 0x3c, // Q
69
			0x00, 0x7e, 0x7e, 0x12, 0x12, 0x32, 0x7e, 0x4c, // R
70
			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
75
			0x00, 0x42, 0x66, 0x3c, 0x18, 0x3c, 0x66, 0x42, // X
76
			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
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			0x00, 0x00, 0x38, 0x7c, 0x44, 0x44, 0x00, 0x00, // c
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			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
85
			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
89
			0x00, 0x00, 0x00, 0x3e, 0x7e, 0x40, 0x40, 0x00, // l
90
			0x7c, 0x7c, 0x04, 0x78, 0x7c, 0x04, 0x7c, 0x78, // m
91
			0x00, 0x7c, 0x7c, 0x04, 0x04, 0x7c, 0x78, 0x00, // n
92
			0x00, 0x38, 0x7c, 0x44, 0x44, 0x7c, 0x38, 0x00, // o
93
			0x00, 0xfc, 0xfc, 0x24, 0x24, 0x3c, 0x18, 0x00, // p
94
			0x00, 0x18, 0x3c, 0x24, 0x24, 0xfc, 0xfc, 0x80, // q
95
			0x00, 0x00, 0x78, 0x7c, 0x04, 0x04, 0x00, 0x00, // r
96
			0x00, 0x48, 0x5c, 0x54, 0x54, 0x74, 0x20, 0x00, // s
97
			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
101
			0x00, 0x44, 0x6c, 0x38, 0x38, 0x6c, 0x44, 0x00, // x
102
			0x00, 0x1c, 0xbc, 0xa0, 0xa0, 0xfc, 0x7c, 0x00, // y
103
			0x00, 0x44, 0x64, 0x74, 0x5c, 0x4c, 0x44, 0x00, // z
104
			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
112
			0x00, 0x34, 0x7e, 0x4a, 0x4a, 0x4a, 0x7e, 0x34, // 8
113
			0x00, 0x0c, 0x5e, 0x52, 0x52, 0x52, 0x7e, 0x3c, // 9
114
			0x00, 0x00, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, // -
115
			0x00, 0x00, 0x00, 0x6c, 0x6c, 0x00, 0x00, 0x00, // :
116
			0x00, 0x00, 0x00, 0x60, 0x60, 0x00, 0x00, 0x00, // .
117
			0x00, 0x00, 0x00, 0x80, 0xe0, 0x60, 0x00, 0x00, // ,
118
		}, { // INVD-D
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			0x00, 0x7f, 0x7f, 0x09, 0x09, 0x09, 0x7f, 0x7f, // A
120
			0x00, 0x7f, 0x7f, 0x49, 0x49, 0x49, 0x7f, 0x77, // B
121
			0x00, 0x7f, 0x7f, 0x41, 0x41, 0x41, 0x77, 0x77, // C
122
			0x00, 0x7f, 0x7f, 0x41, 0x41, 0x41, 0x7f, 0x3e, // D
123
			0x00, 0x7f, 0x7f, 0x49, 0x49, 0x49, 0x63, 0x63, // E
124
			0x00, 0x7f, 0x7f, 0x09, 0x09, 0x09, 0x03, 0x03, // F
125
			0x00, 0x7f, 0x7f, 0x41, 0x49, 0x49, 0x7b, 0x7b, // G
126
			0x00, 0x7f, 0x7f, 0x08, 0x08, 0x08, 0x7f, 0x7f, // H
127
			0x00, 0x41, 0x41, 0x7f, 0x7f, 0x41, 0x41, 0x00, // I
128
			0x00, 0x60, 0x60, 0x40, 0x40, 0x40, 0x7f, 0x7f, // J
129
			0x00, 0x7f, 0x7f, 0x08, 0x08, 0x08, 0x7f, 0x77, // K
130
			0x00, 0x7f, 0x7f, 0x40, 0x40, 0x40, 0x60, 0x60, // L
131
			0x00, 0x7f, 0x7f, 0x02, 0x04, 0x02, 0x7f, 0x7f, // M
132
			0x00, 0x7f, 0x7f, 0x06, 0x0c, 0x18, 0x7f, 0x7f, // N
133
			0x00, 0x7f, 0x7f, 0x41, 0x41, 0x41, 0x7f, 0x7f, // O
134
			0x00, 0x7f, 0x7f, 0x09, 0x09, 0x09, 0x0f, 0x0f, // P
135
			0x00, 0x7f, 0x7f, 0x41, 0x51, 0x21, 0x7f, 0x7f, // Q
136
			0x00, 0x7f, 0x7f, 0x09, 0x09, 0x09, 0x7f, 0x77, // R
137
			0x00, 0x6f, 0x6f, 0x49, 0x49, 0x49, 0x7b, 0x7b, // S
138
			0x00, 0x01, 0x01, 0x7f, 0x7f, 0x01, 0x01, 0x00, // T
139
			0x00, 0x7f, 0x7f, 0x40, 0x40, 0x40, 0x7f, 0x7f, // U
140
			0x00, 0x1f, 0x3f, 0x60, 0x40, 0x60, 0x3f, 0x1f, // V
141
			0x00, 0x7f, 0x7f, 0x20, 0x10, 0x20, 0x7f, 0x7f, // W
142
			0x00, 0x77, 0x7f, 0x08, 0x08, 0x08, 0x7f, 0x77, // X
143
			0x00, 0x6f, 0x6f, 0x48, 0x48, 0x48, 0x7f, 0x7f, // Y
144
			0x00, 0x63, 0x73, 0x59, 0x4d, 0x47, 0x63, 0x61, // Z
145
			0x00, 0x74, 0x74, 0x54, 0x54, 0x7c, 0x7c, 0x00, // a
146
			0x00, 0x7f, 0x7f, 0x44, 0x44, 0x7c, 0x7c, 0x00, // b
147
			0x00, 0x7c, 0x7c, 0x44, 0x44, 0x6c, 0x6c, 0x00, // c
148
			0x00, 0x7c, 0x7c, 0x44, 0x44, 0x7f, 0x7f, 0x00, // d
149
			0x00, 0x7c, 0x7c, 0x54, 0x54, 0x5c, 0x5c, 0x00, // e
150
			0x00, 0x00, 0x04, 0x7f, 0x7f, 0x05, 0x05, 0x01, // f
151
			0x00, 0xbc, 0xbc, 0xa4, 0xa4, 0xfc, 0xfc, 0x00, // g
152
			0x00, 0x7f, 0x7f, 0x04, 0x04, 0x7c, 0x7c, 0x00, // h
153
			0x00, 0x44, 0x44, 0x7d, 0x7d, 0x40, 0x40, 0x00, // i
154
			0x00, 0x80, 0x80, 0xfd, 0xfd, 0x00, 0x00, 0x00, // j
155
			0x00, 0x7f, 0x7f, 0x10, 0x10, 0x7c, 0x6c, 0x00, // k
156
			0x00, 0x00, 0x00, 0x7f, 0x7f, 0x40, 0x40, 0x00, // l
157
			0x00, 0x7c, 0x7c, 0x04, 0x7c, 0x04, 0x7c, 0x7c, // m
158
			0x00, 0x7c, 0x7c, 0x04, 0x04, 0x7c, 0x7c, 0x00, // n
159
			0x00, 0x7c, 0x7c, 0x44, 0x44, 0x7c, 0x7c, 0x00, // o
160
			0x00, 0xfc, 0xfc, 0x24, 0x24, 0x3c, 0x3c, 0x00, // p
161
			0x00, 0x3c, 0x3c, 0x24, 0x24, 0xfc, 0xfc, 0x00, // q
162
			0x00, 0x7c, 0x7c, 0x04, 0x04, 0x0c, 0x0c, 0x00, // r
163
			0x00, 0x5c, 0x5c, 0x54, 0x54, 0x74, 0x74, 0x00, // s
164
			0x00, 0x00, 0x04, 0x7f, 0x7f, 0x44, 0x44, 0x00, // t
165
			0x00, 0x7c, 0x7c, 0x40, 0x40, 0x7c, 0x7c, 0x00, // u
166
			0x00, 0x1c, 0x3c, 0x60, 0x60, 0x3c, 0x1c, 0x00, // v
167
			0x00, 0x7c, 0x7c, 0x40, 0x7c, 0x40, 0x7c, 0x7c, // w
168
			0x00, 0x6c, 0x7c, 0x10, 0x10, 0x7c, 0x6c, 0x00, // x
169
			0x00, 0xbc, 0xbc, 0xa0, 0xa0, 0xfc, 0xfc, 0x00, // y
170
			0x00, 0x64, 0x74, 0x54, 0x54, 0x5c, 0x4c, 0x00, // z
171
			0x00, 0x7f, 0x7f, 0x51, 0x49, 0x45, 0x7f, 0x7f, // 0
172
			0x00, 0x41, 0x41, 0x7f, 0x7f, 0x40, 0x40, 0x00, // 1
173
			0x00, 0x7b, 0x7b, 0x49, 0x49, 0x49, 0x4f, 0x4f, // 2
174
			0x00, 0x63, 0x63, 0x49, 0x49, 0x49, 0x7f, 0x7f, // 3
175
			0x00, 0x1f, 0x1f, 0x10, 0x10, 0x7f, 0x7f, 0x10, // 4
176
			0x00, 0x6f, 0x6f, 0x49, 0x49, 0x49, 0x79, 0x79, // 5
177
			0x00, 0x7f, 0x7f, 0x49, 0x49, 0x49, 0x7b, 0x7b, // 6
178
			0x00, 0x03, 0x03, 0x71, 0x79, 0x0d, 0x07, 0x03, // 7
179
			0x00, 0x7f, 0x7f, 0x49, 0x49, 0x49, 0x7f, 0x7f, // 8
180
			0x00, 0x6f, 0x6f, 0x49, 0x49, 0x49, 0x7f, 0x7f, // 9
181
			0x00, 0x00, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, // -
182
			0x00, 0x00, 0x00, 0x66, 0x66, 0x00, 0x00, 0x00, // :
183
			0x00, 0x00, 0x00, 0x60, 0x60, 0x00, 0x00, 0x00, // .
184
			0x00, 0x00, 0x80, 0xe0, 0x60, 0x00, 0x00, 0x00, // ,
185
		}, { // INVD-G
186
			0x7c, 0x7e, 0x22, 0x7e, 0x7e, 0x7e, 0x7c, 0x00, // A
187
			0x7c, 0x7e, 0x7e, 0x7e, 0x4a, 0x7e, 0x34, 0x00, // B
188
			0x3c, 0x7e, 0x7e, 0x7e, 0x42, 0x76, 0x34, 0x00, // C
189
			0x7c, 0x7e, 0x7e, 0x7e, 0x42, 0x7e, 0x3c, 0x00, // D
190
			0x3c, 0x7e, 0x7e, 0x7e, 0x4a, 0x4a, 0x00, 0x00, // E
191
			0x7c, 0x7e, 0x7e, 0x7e, 0x12, 0x12, 0x00, 0x00, // F
192
			0x3c, 0x7e, 0x7e, 0x7e, 0x52, 0x76, 0x34, 0x00, // G
193
			0x7e, 0x7e, 0x7e, 0x7e, 0x08, 0x7e, 0x7e, 0x00, // H
194
			0x00, 0x42, 0x7e, 0x7e, 0x7e, 0x7e, 0x42, 0x00, // I
195
			0x30, 0x70, 0x42, 0x7e, 0x7e, 0x7e, 0x3e, 0x00, // J
196
			0x7e, 0x7e, 0x7e, 0x7e, 0x08, 0x76, 0x62, 0x00, // K
197
			0x00, 0x3e, 0x7e, 0x7e, 0x7e, 0x40, 0x40, 0x00, // L
198
			0x7e, 0x7e, 0x7e, 0x7c, 0x08, 0x7c, 0x7e, 0x00, // M
199
			0x7e, 0x7e, 0x7e, 0x7c, 0x08, 0x7e, 0x7e, 0x00, // N
200
			0x3c, 0x7e, 0x7e, 0x7e, 0x42, 0x7e, 0x3c, 0x00, // O
201
			0x7c, 0x7e, 0x7e, 0x7e, 0x12, 0x1e, 0x0c, 0x00, // P
202
			0x3c, 0x7e, 0x7e, 0x7e, 0x42, 0xfe, 0xbc, 0x00, // Q
203
			0x7c, 0x7e, 0x7e, 0x7e, 0x12, 0x7e, 0x6c, 0x00, // R
204
			0x24, 0x6e, 0x5e, 0x7e, 0x7a, 0x76, 0x24, 0x00, // S
205
			0x00, 0x02, 0x7e, 0x7e, 0x7e, 0x7e, 0x02, 0x00, // T
206
			0x3e, 0x7e, 0x7e, 0x7e, 0x40, 0x7e, 0x3e, 0x00, // U
207
			0x1e, 0x3e, 0x7e, 0x7e, 0x40, 0x3e, 0x1e, 0x00, // V
208
			0x3e, 0x7e, 0x7e, 0x7e, 0x20, 0x7e, 0x3e, 0x00, // W
209
			0x42, 0x66, 0x3e, 0x7e, 0x7c, 0x66, 0x42, 0x00, // X
210
			0x06, 0x0e, 0x7e, 0x7e, 0x70, 0x0e, 0x06, 0x00, // Y
211
			0x62, 0x72, 0x7a, 0x7e, 0x5e, 0x4e, 0x46, 0x00, // Z
212
			0x38, 0x7c, 0x44, 0x3c, 0x7c, 0x7c, 0x78, 0x00, // a
213
			0x3f, 0x7f, 0x7f, 0x7f, 0x44, 0x7c, 0x38, 0x00, // b
214
			0x38, 0x7c, 0x7c, 0x7c, 0x44, 0x6c, 0x28, 0x00, // c
215
			0x38, 0x7c, 0x44, 0x3f, 0x7f, 0x7f, 0x7f, 0x00, // d
216
			0x38, 0x7c, 0x7c, 0x7c, 0x54, 0x5c, 0x28, 0x00, // e
217
			0x88, 0xfe, 0xff, 0xff, 0x7f, 0x09, 0x0a, 0x00, // f
218
			0x58, 0xbc, 0xa4, 0xfc, 0xfc, 0xfc, 0x78, 0x00, // g
219
			0x7f, 0x7f, 0x7f, 0x7f, 0x04, 0x7c, 0x78, 0x00, // h
220
			0x00, 0x00, 0x7a, 0x7f, 0x7f, 0x7a, 0x00, 0x00, // i
221
			0x00, 0x80, 0xfa, 0xff, 0xff, 0x7a, 0x00, 0x00, // j
222
			0x7f, 0x7f, 0x7f, 0x7f, 0x24, 0x7c, 0x58, 0x00, // k
223
			0x00, 0x00, 0x3f, 0x7f, 0x7f, 0x7f, 0x40, 0x00, // l
224
			0x78, 0x7c, 0x7c, 0x04, 0x7c, 0x04, 0x7c, 0x78, // m
225
			0x7c, 0x7c, 0x7c, 0x78, 0x04, 0x7c, 0x78, 0x00, // n
226
			0x38, 0x7c, 0x7c, 0x7c, 0x44, 0x7c, 0x38, 0x00, // o
227
			0xfc, 0xfc, 0xfc, 0xf8, 0x44, 0x7c, 0x38, 0x00, // p
228
			0x38, 0x7c, 0x44, 0xfc, 0xfc, 0xfc, 0xf8, 0x00, // q
229
			0x7c, 0x7c, 0x7c, 0x7c, 0x04, 0x0c, 0x08, 0x00, // r
230
			0x28, 0x5c, 0x5c, 0x7c, 0x74, 0x74, 0x28, 0x00, // s
231
			0x04, 0x3e, 0x7e, 0x7e, 0x7e, 0x44, 0x24, 0x00, // t
232
			0x3c, 0x7c, 0x40, 0x3c, 0x7c, 0x7c, 0x7c, 0x00, // u
233
			0x1c, 0x3c, 0x7c, 0x7c, 0x60, 0x3c, 0x1c, 0x00, // v
234
			0x3c, 0x7c, 0x7c, 0x40, 0x7c, 0x40, 0x7c, 0x3c, // w
235
			0x44, 0x6c, 0x3c, 0x7c, 0x78, 0x6c, 0x44, 0x00, // x
236
			0x9c, 0xbc, 0xfc, 0xfc, 0x60, 0x3c, 0x1c, 0x00, // y
237
			0x64, 0x74, 0x3c, 0x7c, 0x5c, 0x4c, 0x24, 0x00, // z
238
			0x3c, 0x7e, 0x42, 0x7e, 0x7e, 0x7e, 0x3c, 0x00, // 0
239
			0x00, 0x42, 0x7e, 0x7e, 0x7e, 0x7e, 0x40, 0x00, // 1
240
			0x64, 0x72, 0x7a, 0x7e, 0x5e, 0x4e, 0x44, 0x00, // 2
241
			0x24, 0x66, 0x4a, 0x7e, 0x7e, 0x7e, 0x34, 0x00, // 3
242
			0x0e, 0x1e, 0x10, 0x7e, 0x7e, 0x7e, 0x7e, 0x00, // 4
243
			0x2e, 0x6e, 0x4e, 0x7a, 0x7a, 0x7a, 0x32, 0x00, // 5
244
			0x3c, 0x7e, 0x7e, 0x7e, 0x4a, 0x7a, 0x34, 0x00, // 6
245
			0x02, 0x62, 0x7a, 0x7e, 0x7e, 0x1e, 0x06, 0x00, // 7
246
			0x34, 0x7e, 0x4e, 0x7e, 0x7a, 0x7e, 0x34, 0x00, // 8
247
			0x2c, 0x5e, 0x52, 0x7e, 0x7e, 0x7e, 0x3c, 0x00, // 9
248
			0x00, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x00, // -
249
			0x00, 0x00, 0x28, 0x7c, 0x7c, 0x28, 0x00, 0x00, // :
250
			0x00, 0x00, 0x30, 0x78, 0x78, 0x30, 0x00, 0x00, // .
251
			0x00, 0x00, 0x10, 0xb8, 0xf8, 0x70, 0x00, 0x00, // ,
252
		}, { // INVD-B
253
			0x00, 0x78, 0x7f, 0x09, 0x09, 0x0f, 0x78, 0x00, // A
254
			0x00, 0x7f, 0x79, 0x49, 0x49, 0x4f, 0x78, 0x00, // B
255
			0x00, 0x7f, 0x79, 0x41, 0x41, 0x41, 0x63, 0x00, // C
256
			0x00, 0x7f, 0x79, 0x41, 0x41, 0x41, 0x7f, 0x00, // D
257
			0x00, 0x00, 0x7f, 0x79, 0x49, 0x49, 0x41, 0x00, // E
258
			0x00, 0x00, 0x7f, 0x79, 0x09, 0x09, 0x01, 0x00, // F
259
			0x00, 0x7f, 0x79, 0x41, 0x41, 0x49, 0x7b, 0x00, // G
260
			0x00, 0x7f, 0x78, 0x08, 0x08, 0x08, 0x7f, 0x00, // H
261
			0x00, 0x00, 0x00, 0x7f, 0x78, 0x00, 0x00, 0x00, // I
262
			0x00, 0x60, 0x40, 0x40, 0x40, 0x7f, 0x78, 0x00, // J
263
			0x00, 0x7f, 0x78, 0x08, 0x08, 0x0f, 0x78, 0x00, // K
264
			0x00, 0x00, 0x7f, 0x78, 0x40, 0x40, 0x40, 0x00, // L
265
			0x00, 0x7f, 0x79, 0x01, 0x7f, 0x01, 0x7f, 0x00, // M
266
			0x00, 0x7f, 0x79, 0x01, 0x01, 0x01, 0x7f, 0x00, // N
267
			0x00, 0x7f, 0x41, 0x41, 0x41, 0x43, 0x7f, 0x00, // O
268
			0x00, 0x7f, 0x79, 0x09, 0x09, 0x09, 0x0f, 0x00, // P
269
			0x00, 0x7f, 0x41, 0x41, 0x61, 0x61, 0x7f, 0x00, // Q
270
			0x00, 0x7f, 0x79, 0x09, 0x09, 0x0f, 0x78, 0x00, // R
271
			0x00, 0x6f, 0x49, 0x49, 0x49, 0x79, 0x7b, 0x00, // S
272
			0x00, 0x01, 0x01, 0x7f, 0x79, 0x01, 0x01, 0x00, // T
273
			0x00, 0x7f, 0x78, 0x40, 0x40, 0x40, 0x7f, 0x00, // U
274
			0x00, 0x0f, 0x7f, 0x40, 0x40, 0x78, 0x0f, 0x00, // V
275
			0x00, 0x7f, 0x78, 0x40, 0x7f, 0x40, 0x7f, 0x00, // W
276
			0x00, 0x77, 0x78, 0x08, 0x08, 0x08, 0x77, 0x00, // X
277
			0x00, 0x0f, 0x08, 0x78, 0x78, 0x08, 0x0f, 0x00, // Y
278
			0x00, 0x7b, 0x79, 0x49, 0x49, 0x49, 0x6f, 0x00, // Z
279
			0x00, 0x74, 0x74, 0x54, 0x54, 0x7c, 0x00, 0x00, // a
280
			0x00, 0x7f, 0x74, 0x44, 0x44, 0x7c, 0x00, 0x00, // b
281
			0x00, 0x7c, 0x74, 0x44, 0x44, 0x6c, 0x00, 0x00, // c
282
			0x00, 0x7c, 0x74, 0x44, 0x44, 0x7f, 0x00, 0x00, // d
283
			0x00, 0x7c, 0x74, 0x54, 0x54, 0x5c, 0x00, 0x00, // e
284
			0x00, 0x00, 0x04, 0x7f, 0x75, 0x01, 0x00, 0x00, // f
285
			0x00, 0xbc, 0xb4, 0xa4, 0xa4, 0xfc, 0x00, 0x00, // g
286
			0x00, 0x7f, 0x74, 0x04, 0x04, 0x7c, 0x00, 0x00, // h
287
			0x00, 0x00, 0x00, 0x7d, 0x71, 0x00, 0x00, 0x00, // i
288
			0x00, 0x00, 0x80, 0xbd, 0xf1, 0x00, 0x00, 0x00, // j
289
			0x00, 0x7f, 0x70, 0x10, 0x1c, 0x70, 0x00, 0x00, // k
290
			0x00, 0x00, 0x00, 0x7f, 0x78, 0x00, 0x00, 0x00, // l
291
			0x00, 0x7c, 0x74, 0x04, 0x7c, 0x04, 0x7c, 0x00, // m
292
			0x00, 0x7c, 0x74, 0x04, 0x04, 0x7c, 0x00, 0x00, // n
293
			0x00, 0x7c, 0x74, 0x44, 0x44, 0x7c, 0x00, 0x00, // o
294
			0x00, 0xfc, 0x34, 0x24, 0x24, 0x3c, 0x00, 0x00, // p
295
			0x00, 0x3c, 0x34, 0x24, 0x24, 0xfc, 0x00, 0x00, // q
296
			0x00, 0x00, 0x7c, 0x74, 0x04, 0x04, 0x00, 0x00, // r
297
			0x00, 0x5c, 0x54, 0x54, 0x74, 0x74, 0x00, 0x00, // s
298
			0x00, 0x00, 0x04, 0x7f, 0x74, 0x00, 0x00, 0x00, // t
299
			0x00, 0x7c, 0x70, 0x40, 0x40, 0x7c, 0x00, 0x00, // u
300
			0x00, 0x1c, 0x7c, 0x40, 0x70, 0x1c, 0x00, 0x00, // v
301
			0x00, 0x7c, 0x70, 0x40, 0x7c, 0x40, 0x7c, 0x00, // w
302
			0x00, 0x6c, 0x70, 0x10, 0x10, 0x6c, 0x00, 0x00, // x
303
			0x00, 0xbc, 0xb0, 0xa0, 0xa0, 0xfc, 0x00, 0x00, // y
304
			0x00, 0x74, 0x74, 0x54, 0x54, 0x5c, 0x00, 0x00, // z
305
			0x00, 0x7f, 0x41, 0x41, 0x41, 0x79, 0x7f, 0x00, // 0
306
			0x00, 0x00, 0x00, 0x78, 0x7f, 0x00, 0x00, 0x00, // 1
307
			0x00, 0x7b, 0x79, 0x49, 0x49, 0x49, 0x4f, 0x00, // 2
308
			0x00, 0x63, 0x49, 0x49, 0x49, 0x7f, 0x78, 0x00, // 3
309
			0x00, 0x1f, 0x11, 0x11, 0x71, 0x7f, 0x10, 0x00, // 4
310
			0x00, 0x6f, 0x49, 0x49, 0x49, 0x79, 0x79, 0x00, // 5
311
			0x00, 0x7f, 0x49, 0x49, 0x49, 0x79, 0x7b, 0x00, // 6
312
			0x00, 0x01, 0x01, 0x01, 0x79, 0x7f, 0x00, 0x00, // 7
313
			0x00, 0x78, 0x4f, 0x49, 0x49, 0x7f, 0x78, 0x00, // 8
314
			0x00, 0x1f, 0x11, 0x11, 0x11, 0x71, 0x7f, 0x00, // 9
315
			0x00, 0x00, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, // -
316
			0x00, 0x00, 0x00, 0x6c, 0x6c, 0x00, 0x00, 0x00, // :
317
			0x00, 0x00, 0x00, 0x60, 0x60, 0x00, 0x00, 0x00, // .
318
			0x00, 0x00, 0x00, 0x60, 0xe0, 0x00, 0x00, 0x00, // ,
319
		}
320
	};
321
60 by edam
remove TextRenderer singleton and save space
322
	// nothing to do?
323
	if( c == _glyph_cache_char )
324
		return;
325
	_glyph_cache_char = c;
326
327
	// find glyph data position
59 by edam
removed ulibc, fixed button, added text rendering
328
	int pos;
329
	if( c >= 'A' && c <= 'Z' )
330
		pos = c - 'A';
331
	else if( c >= 'a' && c <= 'z' )
332
		pos = c - 'a' + 26;
333
	else if( c >= '0' && c <= '9' )
334
		pos = c - '0' + 52;
335
	else if( c == '-' )
336
		pos = 62;
337
	else if( c == ':' )
338
		pos = 63;
339
	else if( c == '.' )
340
		pos = 64;
341
	else if( c == ',' )
342
		pos = 65;
343
	else
344
		pos = -1;
345
60 by edam
remove TextRenderer singleton and save space
346
	// space? or copy glyph from progmem?
59 by edam
removed ulibc, fixed button, added text rendering
347
	if( pos == -1 )
60 by edam
remove TextRenderer singleton and save space
348
		memset( _glyph_cache, 0, 8 );
349
	else
350
		memcpy_P( _glyph_cache, &( fonts[ _font ][ pos * 8 ] ), 8 );
351
}
352
353
76 by edam
switch button to no interim presses during settings mode; added NVRAM support
354
void TextRenderer::init()
355
{
356
	Nvram::load( Nvram::NVRAM_FONT, _font );
357
	if( _font < 0 || _font >= 4 ) _font = 0;
358
}
359
360
62 by edam
moved some stuf round, created a re-usable pool of message buffers, genericised "modes" for messages
361
int TextRenderer::get_width( int message_len )
60 by edam
remove TextRenderer singleton and save space
362
{
62 by edam
moved some stuf round, created a re-usable pool of message buffers, genericised "modes" for messages
363
	return message_len * 8 * TEXT_SCALE;
60 by edam
remove TextRenderer singleton and save space
364
}
365
366
62 by edam
moved some stuf round, created a re-usable pool of message buffers, genericised "modes" for messages
367
void TextRenderer::render( const char *message, int message_len, int x,
368
						   bool y_flip, int y_shift )
60 by edam
remove TextRenderer singleton and save space
369
{
62 by edam
moved some stuf round, created a re-usable pool of message buffers, genericised "modes" for messages
370
	char glyph_col = 0;
371
60 by edam
remove TextRenderer singleton and save space
372
	// handle negative x
62 by edam
moved some stuf round, created a re-usable pool of message buffers, genericised "modes" for messages
373
	if( x >= 0 )
374
	{
375
		// scale font
376
		x /= TEXT_SCALE;
377
378
		int pos = x / 8;
379
		if( pos < message_len )
380
		{
71 by Tim Marston
added time set mode, made text renderer's buffer auto reset/output
381
			// ensure correct glyph is cached and pull out column of data
62 by edam
moved some stuf round, created a re-usable pool of message buffers, genericised "modes" for messages
382
			cache_glyph( message[ pos ] );
383
			glyph_col = _glyph_cache[ x % 8 ];
384
		}
60 by edam
remove TextRenderer singleton and save space
385
	}
386
387
	// draw a column
62 by edam
moved some stuf round, created a re-usable pool of message buffers, genericised "modes" for messages
388
	if( y_flip )
63 by edam
widenned clock hands, tweaked scales, got top & bottom text modes working
389
		for( int a = 7; a >= 0; a-- ) {
390
			if( glyph_col & 1 )
391
				_output_buffer |= 1 << ( a + y_shift );
392
			glyph_col >>= 1;
393
		}
394
	else
62 by edam
moved some stuf round, created a re-usable pool of message buffers, genericised "modes" for messages
395
		for( int a = 0; a < 8; a++ ) {
396
			if( glyph_col & 1 )
397
				_output_buffer |= 1 << ( a + y_shift );
398
			glyph_col >>= 1;
399
		}
400
}
401
402
403
void TextRenderer::reset_buffer()
404
{
405
	_output_buffer = 0;
71 by Tim Marston
added time set mode, made text renderer's buffer auto reset/output
406
	_need_render = false;
407
}
408
409
410
void TextRenderer::buffer_in_use()
411
{
412
	_need_render = true;
62 by edam
moved some stuf round, created a re-usable pool of message buffers, genericised "modes" for messages
413
}
414
415
416
void TextRenderer::output_buffer()
417
{
71 by Tim Marston
added time set mode, made text renderer's buffer auto reset/output
418
	if( !_need_render ) return;
419
62 by edam
moved some stuf round, created a re-usable pool of message buffers, genericised "modes" for messages
420
	for( int a = 8; a >= 0; a-- ) {
65 by Tim Marston
removed most OOP/inheritance crap, saved loads of space!
421
		led( a, ( _output_buffer & 1 )? true : false );
62 by edam
moved some stuf round, created a re-usable pool of message buffers, genericised "modes" for messages
422
		_output_buffer >>= 1;
423
	}
424
	_output_buffer = 0;
59 by edam
removed ulibc, fixed button, added text rendering
425
}
63 by edam
widenned clock hands, tweaked scales, got top & bottom text modes working
426
427
71 by Tim Marston
added time set mode, made text renderer's buffer auto reset/output
428
int TextRenderer::get_font()
429
{
430
	return _font;
431
}
432
433
434
void TextRenderer::inc_font()
435
{
436
	if( ++_font >= 4 )
437
		_font = 0;
76 by edam
switch button to no interim presses during settings mode; added NVRAM support
438
	Nvram::save( Nvram::NVRAM_FONT, _font );
63 by edam
widenned clock hands, tweaked scales, got top & bottom text modes working
439
}