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- Committer: edam
- Date: 2011-11-04 13:48:15 UTC
- Revision ID: edam@waxworlds.org-20111104134815-kj7qdhqfbxaj1tng
finished writing up electronics notes
- files added:
- propeller-clock.sch
- files removed:
- .bzrignore
- project
- src
- src/util
- test
- test/fan-test
- test/fan-test/Makefile
- test/led-test
- test/led-test/Makefile
- test/phantom-button-presses
- test/phantom-button-presses/Makefile
- files renamed:
- src/Makefile@ => Makefile
- notes => Notes
- files modified:
- electronics-information
added
removed
src/text_renderer.cc
1
/*
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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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*/
23
#include "text_renderer.h"
24
#include "config.h"
25
#include "Arduino.h"
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#include <avr/pgmspace.h>
27
#include "display.h"
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29
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#define MAX_MESSAGE_LENGTH 64
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// the buffer for the message
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static char _message_buffer[ MAX_MESSAGE_LENGTH ];
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// the current message
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static PString _message( _message_buffer, sizeof( _message_buffer ) );
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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
43
static char _glyph_cache_char;
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// selected font
46
static int _font = 0;
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// time last frame
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static unsigned long _last_millis;
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// duration last frame (in case we can't calculate it this frame!)
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static unsigned long _duration;
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// scroll position (in segments )
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static signed long _scroll;
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// cache a glyph
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void cache_glyph( char c )
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{
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static char fonts[][ 66 * 8 ] PROGMEM = {
62
{ // INVD-A
63
0x00, 0x7c, 0x7e, 0x12, 0x12, 0x12, 0x7e, 0x7c, // A
64
0x00, 0x7e, 0x7e, 0x4a, 0x4a, 0x4a, 0x7e, 0x34, // B
65
0x00, 0x3c, 0x7e, 0x42, 0x42, 0x42, 0x66, 0x24, // C
66
0x00, 0x7e, 0x7e, 0x42, 0x42, 0x66, 0x3c, 0x18, // D
67
0x00, 0x7e, 0x7e, 0x4a, 0x4a, 0x4a, 0x42, 0x00, // E
68
0x00, 0x7e, 0x7e, 0x0a, 0x0a, 0x0a, 0x02, 0x00, // F
69
0x00, 0x3c, 0x7e, 0x42, 0x52, 0x52, 0x76, 0x34, // G
70
0x00, 0x7e, 0x7e, 0x08, 0x08, 0x08, 0x7e, 0x7e, // H
71
0x00, 0x42, 0x42, 0x7e, 0x7e, 0x42, 0x42, 0x00, // I
72
0x00, 0x30, 0x70, 0x40, 0x40, 0x40, 0x7e, 0x3e, // J
73
0x00, 0x7e, 0x7e, 0x08, 0x1c, 0x36, 0x62, 0x40, // K
74
0x00, 0x7e, 0x7e, 0x40, 0x40, 0x40, 0x40, 0x00, // L
75
0x00, 0x7e, 0x7e, 0x0c, 0x18, 0x0c, 0x7e, 0x7e, // M
76
0x00, 0x7e, 0x7e, 0x0c, 0x18, 0x30, 0x7e, 0x7e, // N
77
0x00, 0x3c, 0x7e, 0x42, 0x42, 0x42, 0x7e, 0x3c, // O
78
0x00, 0x7e, 0x7e, 0x12, 0x12, 0x12, 0x1e, 0x0c, // P
79
0x00, 0x3c, 0x7e, 0x52, 0x52, 0x62, 0x7e, 0x3c, // Q
80
0x00, 0x7e, 0x7e, 0x12, 0x12, 0x32, 0x7e, 0x4c, // R
81
0x00, 0x24, 0x6e, 0x4a, 0x4a, 0x4a, 0x7a, 0x30, // S
82
0x00, 0x02, 0x02, 0x7e, 0x7e, 0x02, 0x02, 0x00, // T
83
0x00, 0x3e, 0x7e, 0x40, 0x40, 0x40, 0x7e, 0x3e, // U
84
0x00, 0x1e, 0x3e, 0x60, 0x40, 0x60, 0x3e, 0x1e, // V
85
0x00, 0x3e, 0x7e, 0x60, 0x30, 0x60, 0x7e, 0x3e, // W
86
0x00, 0x42, 0x66, 0x3c, 0x18, 0x3c, 0x66, 0x42, // X
87
0x02, 0x06, 0x0c, 0x78, 0x78, 0x0c, 0x06, 0x02, // Y
88
0x00, 0x42, 0x62, 0x72, 0x5a, 0x4e, 0x46, 0x42, // Z
89
0x00, 0x20, 0x74, 0x54, 0x54, 0x7c, 0x78, 0x00, // a
90
0x00, 0x00, 0x7e, 0x7e, 0x48, 0x48, 0x78, 0x30, // b
91
0x00, 0x00, 0x38, 0x7c, 0x44, 0x44, 0x00, 0x00, // c
92
0x00, 0x30, 0x78, 0x48, 0x48, 0x7e, 0x7e, 0x00, // d
93
0x00, 0x38, 0x7c, 0x54, 0x54, 0x5c, 0x08, 0x00, // e
94
0x00, 0x00, 0x7c, 0x7e, 0x0a, 0x02, 0x00, 0x00, // f
95
0x00, 0x18, 0xbc, 0xa4, 0xa4, 0xfc, 0x7c, 0x00, // g
96
0x00, 0x7e, 0x7e, 0x08, 0x08, 0x78, 0x70, 0x00, // h
97
0x00, 0x00, 0x48, 0x7a, 0x7a, 0x40, 0x00, 0x00, // i
98
0x00, 0x00, 0x40, 0xc0, 0x80, 0xfa, 0x7a, 0x00, // j
99
0x00, 0x00, 0x7e, 0x7e, 0x10, 0x3c, 0x64, 0x40, // k
100
0x00, 0x00, 0x00, 0x3e, 0x7e, 0x40, 0x40, 0x00, // l
101
0x7c, 0x7c, 0x04, 0x78, 0x7c, 0x04, 0x7c, 0x78, // m
102
0x00, 0x7c, 0x7c, 0x04, 0x04, 0x7c, 0x78, 0x00, // n
103
0x00, 0x38, 0x7c, 0x44, 0x44, 0x7c, 0x38, 0x00, // o
104
0x00, 0xfc, 0xfc, 0x24, 0x24, 0x3c, 0x18, 0x00, // p
105
0x00, 0x18, 0x3c, 0x24, 0x24, 0xfc, 0xfc, 0x80, // q
106
0x00, 0x00, 0x78, 0x7c, 0x04, 0x04, 0x00, 0x00, // r
107
0x00, 0x48, 0x5c, 0x54, 0x54, 0x74, 0x20, 0x00, // s
108
0x00, 0x04, 0x3e, 0x7e, 0x44, 0x44, 0x00, 0x00, // t
109
0x00, 0x3c, 0x7c, 0x40, 0x40, 0x7c, 0x3c, 0x00, // u
110
0x00, 0x0c, 0x3c, 0x70, 0x60, 0x3c, 0x0c, 0x00, // v
111
0x3c, 0x7c, 0x40, 0x30, 0x40, 0x7c, 0x3c, 0x00, // w
112
0x00, 0x44, 0x6c, 0x38, 0x38, 0x6c, 0x44, 0x00, // x
113
0x00, 0x1c, 0xbc, 0xa0, 0xa0, 0xfc, 0x7c, 0x00, // y
114
0x00, 0x44, 0x64, 0x74, 0x5c, 0x4c, 0x44, 0x00, // z
115
0x00, 0x3c, 0x7e, 0x52, 0x4a, 0x46, 0x7e, 0x3c, // 0
116
0x00, 0x00, 0x44, 0x44, 0x7e, 0x7e, 0x40, 0x40, // 1
117
0x00, 0x64, 0x76, 0x52, 0x52, 0x52, 0x5e, 0x4c, // 2
118
0x00, 0x24, 0x66, 0x42, 0x4a, 0x4a, 0x7e, 0x34, // 3
119
0x00, 0x30, 0x28, 0x24, 0x7e, 0x7e, 0x20, 0x20, // 4
120
0x00, 0x2e, 0x6e, 0x4a, 0x4a, 0x4a, 0x7a, 0x32, // 5
121
0x00, 0x3c, 0x7e, 0x4a, 0x4a, 0x4a, 0x7a, 0x30, // 6
122
0x00, 0x02, 0x02, 0x62, 0x72, 0x1a, 0x0e, 0x06, // 7
123
0x00, 0x34, 0x7e, 0x4a, 0x4a, 0x4a, 0x7e, 0x34, // 8
124
0x00, 0x0c, 0x5e, 0x52, 0x52, 0x52, 0x7e, 0x3c, // 9
125
0x00, 0x00, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, // -
126
0x00, 0x00, 0x00, 0x6c, 0x6c, 0x00, 0x00, 0x00, // :
127
0x00, 0x00, 0x00, 0x60, 0x60, 0x00, 0x00, 0x00, // .
128
0x00, 0x00, 0x00, 0x80, 0xe0, 0x60, 0x00, 0x00, // ,
129
}, { // INVD-D
130
0x00, 0x7f, 0x7f, 0x09, 0x09, 0x09, 0x7f, 0x7f, // A
131
0x00, 0x7f, 0x7f, 0x49, 0x49, 0x49, 0x7f, 0x77, // B
132
0x00, 0x7f, 0x7f, 0x41, 0x41, 0x41, 0x77, 0x77, // C
133
0x00, 0x7f, 0x7f, 0x41, 0x41, 0x41, 0x7f, 0x3e, // D
134
0x00, 0x7f, 0x7f, 0x49, 0x49, 0x49, 0x63, 0x63, // E
135
0x00, 0x7f, 0x7f, 0x09, 0x09, 0x09, 0x03, 0x03, // F
136
0x00, 0x7f, 0x7f, 0x41, 0x49, 0x49, 0x7b, 0x7b, // G
137
0x00, 0x7f, 0x7f, 0x08, 0x08, 0x08, 0x7f, 0x7f, // H
138
0x00, 0x41, 0x41, 0x7f, 0x7f, 0x41, 0x41, 0x00, // I
139
0x00, 0x60, 0x60, 0x40, 0x40, 0x40, 0x7f, 0x7f, // J
140
0x00, 0x7f, 0x7f, 0x08, 0x08, 0x08, 0x7f, 0x77, // K
141
0x00, 0x7f, 0x7f, 0x40, 0x40, 0x40, 0x60, 0x60, // L
142
0x00, 0x7f, 0x7f, 0x02, 0x04, 0x02, 0x7f, 0x7f, // M
143
0x00, 0x7f, 0x7f, 0x06, 0x0c, 0x18, 0x7f, 0x7f, // N
144
0x00, 0x7f, 0x7f, 0x41, 0x41, 0x41, 0x7f, 0x7f, // O
145
0x00, 0x7f, 0x7f, 0x09, 0x09, 0x09, 0x0f, 0x0f, // P
146
0x00, 0x7f, 0x7f, 0x41, 0x51, 0x21, 0x7f, 0x7f, // Q
147
0x00, 0x7f, 0x7f, 0x09, 0x09, 0x09, 0x7f, 0x77, // R
148
0x00, 0x6f, 0x6f, 0x49, 0x49, 0x49, 0x7b, 0x7b, // S
149
0x00, 0x01, 0x01, 0x7f, 0x7f, 0x01, 0x01, 0x00, // T
150
0x00, 0x7f, 0x7f, 0x40, 0x40, 0x40, 0x7f, 0x7f, // U
151
0x00, 0x1f, 0x3f, 0x60, 0x40, 0x60, 0x3f, 0x1f, // V
152
0x00, 0x7f, 0x7f, 0x20, 0x10, 0x20, 0x7f, 0x7f, // W
153
0x00, 0x77, 0x7f, 0x08, 0x08, 0x08, 0x7f, 0x77, // X
154
0x00, 0x6f, 0x6f, 0x48, 0x48, 0x48, 0x7f, 0x7f, // Y
155
0x00, 0x63, 0x73, 0x59, 0x4d, 0x47, 0x63, 0x61, // Z
156
0x00, 0x74, 0x74, 0x54, 0x54, 0x7c, 0x7c, 0x00, // a
157
0x00, 0x7f, 0x7f, 0x44, 0x44, 0x7c, 0x7c, 0x00, // b
158
0x00, 0x7c, 0x7c, 0x44, 0x44, 0x6c, 0x6c, 0x00, // c
159
0x00, 0x7c, 0x7c, 0x44, 0x44, 0x7f, 0x7f, 0x00, // d
160
0x00, 0x7c, 0x7c, 0x54, 0x54, 0x5c, 0x5c, 0x00, // e
161
0x00, 0x00, 0x04, 0x7f, 0x7f, 0x05, 0x05, 0x01, // f
162
0x00, 0xbc, 0xbc, 0xa4, 0xa4, 0xfc, 0xfc, 0x00, // g
163
0x00, 0x7f, 0x7f, 0x04, 0x04, 0x7c, 0x7c, 0x00, // h
164
0x00, 0x44, 0x44, 0x7d, 0x7d, 0x40, 0x40, 0x00, // i
165
0x00, 0x80, 0x80, 0xfd, 0xfd, 0x00, 0x00, 0x00, // j
166
0x00, 0x7f, 0x7f, 0x10, 0x10, 0x7c, 0x6c, 0x00, // k
167
0x00, 0x00, 0x00, 0x7f, 0x7f, 0x40, 0x40, 0x00, // l
168
0x00, 0x7c, 0x7c, 0x04, 0x7c, 0x04, 0x7c, 0x7c, // m
169
0x00, 0x7c, 0x7c, 0x04, 0x04, 0x7c, 0x7c, 0x00, // n
170
0x00, 0x7c, 0x7c, 0x44, 0x44, 0x7c, 0x7c, 0x00, // o
171
0x00, 0xfc, 0xfc, 0x24, 0x24, 0x3c, 0x3c, 0x00, // p
172
0x00, 0x3c, 0x3c, 0x24, 0x24, 0xfc, 0xfc, 0x00, // q
173
0x00, 0x7c, 0x7c, 0x04, 0x04, 0x0c, 0x0c, 0x00, // r
174
0x00, 0x5c, 0x5c, 0x54, 0x54, 0x74, 0x74, 0x00, // s
175
0x00, 0x00, 0x04, 0x7f, 0x7f, 0x44, 0x44, 0x00, // t
176
0x00, 0x7c, 0x7c, 0x40, 0x40, 0x7c, 0x7c, 0x00, // u
177
0x00, 0x1c, 0x3c, 0x60, 0x60, 0x3c, 0x1c, 0x00, // v
178
0x00, 0x7c, 0x7c, 0x40, 0x7c, 0x40, 0x7c, 0x7c, // w
179
0x00, 0x6c, 0x7c, 0x10, 0x10, 0x7c, 0x6c, 0x00, // x
180
0x00, 0xbc, 0xbc, 0xa0, 0xa0, 0xfc, 0xfc, 0x00, // y
181
0x00, 0x64, 0x74, 0x54, 0x54, 0x5c, 0x4c, 0x00, // z
182
0x00, 0x7f, 0x7f, 0x51, 0x49, 0x45, 0x7f, 0x7f, // 0
183
0x00, 0x41, 0x41, 0x7f, 0x7f, 0x40, 0x40, 0x00, // 1
184
0x00, 0x7b, 0x7b, 0x49, 0x49, 0x49, 0x4f, 0x4f, // 2
185
0x00, 0x63, 0x63, 0x49, 0x49, 0x49, 0x7f, 0x7f, // 3
186
0x00, 0x1f, 0x1f, 0x10, 0x10, 0x7f, 0x7f, 0x10, // 4
187
0x00, 0x6f, 0x6f, 0x49, 0x49, 0x49, 0x79, 0x79, // 5
188
0x00, 0x7f, 0x7f, 0x49, 0x49, 0x49, 0x7b, 0x7b, // 6
189
0x00, 0x03, 0x03, 0x71, 0x79, 0x0d, 0x07, 0x03, // 7
190
0x00, 0x7f, 0x7f, 0x49, 0x49, 0x49, 0x7f, 0x7f, // 8
191
0x00, 0x6f, 0x6f, 0x49, 0x49, 0x49, 0x7f, 0x7f, // 9
192
0x00, 0x00, 0x10, 0x10, 0x10, 0x10, 0x10, 0x00, // -
193
0x00, 0x00, 0x00, 0x66, 0x66, 0x00, 0x00, 0x00, // :
194
0x00, 0x00, 0x00, 0x60, 0x60, 0x00, 0x00, 0x00, // .
195
0x00, 0x00, 0x80, 0xe0, 0x60, 0x00, 0x00, 0x00, // ,
196
}, { // INVD-G
197
0x7c, 0x7e, 0x22, 0x7e, 0x7e, 0x7e, 0x7c, 0x00, // A
198
0x7c, 0x7e, 0x7e, 0x7e, 0x4a, 0x7e, 0x34, 0x00, // B
199
0x3c, 0x7e, 0x7e, 0x7e, 0x42, 0x76, 0x34, 0x00, // C
200
0x7c, 0x7e, 0x7e, 0x7e, 0x42, 0x7e, 0x3c, 0x00, // D
201
0x3c, 0x7e, 0x7e, 0x7e, 0x4a, 0x4a, 0x00, 0x00, // E
202
0x7c, 0x7e, 0x7e, 0x7e, 0x12, 0x12, 0x00, 0x00, // F
203
0x3c, 0x7e, 0x7e, 0x7e, 0x52, 0x76, 0x34, 0x00, // G
204
0x7e, 0x7e, 0x7e, 0x7e, 0x08, 0x7e, 0x7e, 0x00, // H
205
0x00, 0x42, 0x7e, 0x7e, 0x7e, 0x7e, 0x42, 0x00, // I
206
0x30, 0x70, 0x42, 0x7e, 0x7e, 0x7e, 0x3e, 0x00, // J
207
0x7e, 0x7e, 0x7e, 0x7e, 0x08, 0x76, 0x62, 0x00, // K
208
0x00, 0x3e, 0x7e, 0x7e, 0x7e, 0x40, 0x40, 0x00, // L
209
0x7e, 0x7e, 0x7e, 0x7c, 0x08, 0x7c, 0x7e, 0x00, // M
210
0x7e, 0x7e, 0x7e, 0x7c, 0x08, 0x7e, 0x7e, 0x00, // N
211
0x3c, 0x7e, 0x7e, 0x7e, 0x42, 0x7e, 0x3c, 0x00, // O
212
0x7c, 0x7e, 0x7e, 0x7e, 0x12, 0x1e, 0x0c, 0x00, // P
213
0x3c, 0x7e, 0x7e, 0x7e, 0x42, 0xfe, 0xbc, 0x00, // Q
214
0x7c, 0x7e, 0x7e, 0x7e, 0x12, 0x7e, 0x6c, 0x00, // R
215
0x24, 0x6e, 0x5e, 0x7e, 0x7a, 0x76, 0x24, 0x00, // S
216
0x00, 0x02, 0x7e, 0x7e, 0x7e, 0x7e, 0x02, 0x00, // T
217
0x3e, 0x7e, 0x7e, 0x7e, 0x40, 0x7e, 0x3e, 0x00, // U
218
0x1e, 0x3e, 0x7e, 0x7e, 0x40, 0x3e, 0x1e, 0x00, // V
219
0x3e, 0x7e, 0x7e, 0x7e, 0x20, 0x7e, 0x3e, 0x00, // W
220
0x42, 0x66, 0x3e, 0x7e, 0x7c, 0x66, 0x42, 0x00, // X
221
0x06, 0x0e, 0x7e, 0x7e, 0x70, 0x0e, 0x06, 0x00, // Y
222
0x62, 0x72, 0x7a, 0x7e, 0x5e, 0x4e, 0x46, 0x00, // Z
223
0x38, 0x7c, 0x44, 0x3c, 0x7c, 0x7c, 0x78, 0x00, // a
224
0x3f, 0x7f, 0x7f, 0x7f, 0x44, 0x7c, 0x38, 0x00, // b
225
0x38, 0x7c, 0x7c, 0x7c, 0x44, 0x6c, 0x28, 0x00, // c
226
0x38, 0x7c, 0x44, 0x3f, 0x7f, 0x7f, 0x7f, 0x00, // d
227
0x38, 0x7c, 0x7c, 0x7c, 0x54, 0x5c, 0x28, 0x00, // e
228
0x88, 0xfe, 0xff, 0xff, 0x7f, 0x09, 0x0a, 0x00, // f
229
0x58, 0xbc, 0xa4, 0xfc, 0xfc, 0xfc, 0x78, 0x00, // g
230
0x7f, 0x7f, 0x7f, 0x7f, 0x04, 0x7c, 0x78, 0x00, // h
231
0x00, 0x00, 0x7a, 0x7f, 0x7f, 0x7a, 0x00, 0x00, // i
232
0x00, 0x80, 0xfa, 0xff, 0xff, 0x7a, 0x00, 0x00, // j
233
0x7f, 0x7f, 0x7f, 0x7f, 0x24, 0x7c, 0x58, 0x00, // k
234
0x00, 0x00, 0x3f, 0x7f, 0x7f, 0x7f, 0x40, 0x00, // l
235
0x78, 0x7c, 0x7c, 0x04, 0x7c, 0x04, 0x7c, 0x78, // m
236
0x7c, 0x7c, 0x7c, 0x78, 0x04, 0x7c, 0x78, 0x00, // n
237
0x38, 0x7c, 0x7c, 0x7c, 0x44, 0x7c, 0x38, 0x00, // o
238
0xfc, 0xfc, 0xfc, 0xf8, 0x44, 0x7c, 0x38, 0x00, // p
239
0x38, 0x7c, 0x44, 0xfc, 0xfc, 0xfc, 0xf8, 0x00, // q
240
0x7c, 0x7c, 0x7c, 0x7c, 0x04, 0x0c, 0x08, 0x00, // r
241
0x28, 0x5c, 0x5c, 0x7c, 0x74, 0x74, 0x28, 0x00, // s
242
0x04, 0x3e, 0x7e, 0x7e, 0x7e, 0x44, 0x24, 0x00, // t
243
0x3c, 0x7c, 0x40, 0x3c, 0x7c, 0x7c, 0x7c, 0x00, // u
244
0x1c, 0x3c, 0x7c, 0x7c, 0x60, 0x3c, 0x1c, 0x00, // v
245
0x3c, 0x7c, 0x7c, 0x40, 0x7c, 0x40, 0x7c, 0x3c, // w
246
0x44, 0x6c, 0x3c, 0x7c, 0x78, 0x6c, 0x44, 0x00, // x
247
0x9c, 0xbc, 0xfc, 0xfc, 0x60, 0x3c, 0x1c, 0x00, // y
248
0x64, 0x74, 0x3c, 0x7c, 0x5c, 0x4c, 0x24, 0x00, // z
249
0x3c, 0x7e, 0x42, 0x7e, 0x7e, 0x7e, 0x3c, 0x00, // 0
250
0x00, 0x42, 0x7e, 0x7e, 0x7e, 0x7e, 0x40, 0x00, // 1
251
0x64, 0x72, 0x7a, 0x7e, 0x5e, 0x4e, 0x44, 0x00, // 2
252
0x24, 0x66, 0x4a, 0x7e, 0x7e, 0x7e, 0x34, 0x00, // 3
253
0x0e, 0x1e, 0x10, 0x7e, 0x7e, 0x7e, 0x7e, 0x00, // 4
254
0x2e, 0x6e, 0x4e, 0x7a, 0x7a, 0x7a, 0x32, 0x00, // 5
255
0x3c, 0x7e, 0x7e, 0x7e, 0x4a, 0x7a, 0x34, 0x00, // 6
256
0x02, 0x62, 0x7a, 0x7e, 0x7e, 0x1e, 0x06, 0x00, // 7
257
0x34, 0x7e, 0x4e, 0x7e, 0x7a, 0x7e, 0x34, 0x00, // 8
258
0x2c, 0x5e, 0x52, 0x7e, 0x7e, 0x7e, 0x3c, 0x00, // 9
259
0x00, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x00, // -
260
0x00, 0x00, 0x28, 0x7c, 0x7c, 0x28, 0x00, 0x00, // :
261
0x00, 0x00, 0x30, 0x78, 0x78, 0x30, 0x00, 0x00, // .
262
0x00, 0x00, 0x10, 0xb8, 0xf8, 0x70, 0x00, 0x00, // ,
263
}, { // INVD-B
264
0x00, 0x78, 0x7f, 0x09, 0x09, 0x0f, 0x78, 0x00, // A
265
0x00, 0x7f, 0x79, 0x49, 0x49, 0x4f, 0x78, 0x00, // B
266
0x00, 0x7f, 0x79, 0x41, 0x41, 0x41, 0x63, 0x00, // C
267
0x00, 0x7f, 0x79, 0x41, 0x41, 0x41, 0x7f, 0x00, // D
268
0x00, 0x00, 0x7f, 0x79, 0x49, 0x49, 0x41, 0x00, // E
269
0x00, 0x00, 0x7f, 0x79, 0x09, 0x09, 0x01, 0x00, // F
270
0x00, 0x7f, 0x79, 0x41, 0x41, 0x49, 0x7b, 0x00, // G
271
0x00, 0x7f, 0x78, 0x08, 0x08, 0x08, 0x7f, 0x00, // H
272
0x00, 0x00, 0x00, 0x7f, 0x78, 0x00, 0x00, 0x00, // I
273
0x00, 0x60, 0x40, 0x40, 0x40, 0x7f, 0x78, 0x00, // J
274
0x00, 0x7f, 0x78, 0x08, 0x08, 0x0f, 0x78, 0x00, // K
275
0x00, 0x00, 0x7f, 0x78, 0x40, 0x40, 0x40, 0x00, // L
276
0x00, 0x7f, 0x79, 0x01, 0x7f, 0x01, 0x7f, 0x00, // M
277
0x00, 0x7f, 0x79, 0x01, 0x01, 0x01, 0x7f, 0x00, // N
278
0x00, 0x7f, 0x41, 0x41, 0x41, 0x43, 0x7f, 0x00, // O
279
0x00, 0x7f, 0x79, 0x09, 0x09, 0x09, 0x0f, 0x00, // P
280
0x00, 0x7f, 0x41, 0x41, 0x61, 0x61, 0x7f, 0x00, // Q
281
0x00, 0x7f, 0x79, 0x09, 0x09, 0x0f, 0x78, 0x00, // R
282
0x00, 0x6f, 0x49, 0x49, 0x49, 0x79, 0x7b, 0x00, // S
283
0x00, 0x01, 0x01, 0x7f, 0x79, 0x01, 0x01, 0x00, // T
284
0x00, 0x7f, 0x78, 0x40, 0x40, 0x40, 0x7f, 0x00, // U
285
0x00, 0x0f, 0x7f, 0x40, 0x40, 0x78, 0x0f, 0x00, // V
286
0x00, 0x7f, 0x78, 0x40, 0x7f, 0x40, 0x7f, 0x00, // W
287
0x00, 0x77, 0x78, 0x08, 0x08, 0x08, 0x77, 0x00, // X
288
0x00, 0x0f, 0x08, 0x78, 0x78, 0x08, 0x0f, 0x00, // Y
289
0x00, 0x7b, 0x79, 0x49, 0x49, 0x49, 0x6f, 0x00, // Z
290
0x00, 0x74, 0x74, 0x54, 0x54, 0x7c, 0x00, 0x00, // a
291
0x00, 0x7f, 0x74, 0x44, 0x44, 0x7c, 0x00, 0x00, // b
292
0x00, 0x7c, 0x74, 0x44, 0x44, 0x6c, 0x00, 0x00, // c
293
0x00, 0x7c, 0x74, 0x44, 0x44, 0x7f, 0x00, 0x00, // d
294
0x00, 0x7c, 0x74, 0x54, 0x54, 0x5c, 0x00, 0x00, // e
295
0x00, 0x00, 0x04, 0x7f, 0x75, 0x01, 0x00, 0x00, // f
296
0x00, 0xbc, 0xb4, 0xa4, 0xa4, 0xfc, 0x00, 0x00, // g
297
0x00, 0x7f, 0x74, 0x04, 0x04, 0x7c, 0x00, 0x00, // h
298
0x00, 0x00, 0x00, 0x7d, 0x71, 0x00, 0x00, 0x00, // i
299
0x00, 0x00, 0x80, 0xbd, 0xf1, 0x00, 0x00, 0x00, // j
300
0x00, 0x7f, 0x70, 0x10, 0x1c, 0x70, 0x00, 0x00, // k
301
0x00, 0x00, 0x00, 0x7f, 0x78, 0x00, 0x00, 0x00, // l
302
0x00, 0x7c, 0x74, 0x04, 0x7c, 0x04, 0x7c, 0x00, // m
303
0x00, 0x7c, 0x74, 0x04, 0x04, 0x7c, 0x00, 0x00, // n
304
0x00, 0x7c, 0x74, 0x44, 0x44, 0x7c, 0x00, 0x00, // o
305
0x00, 0xfc, 0x34, 0x24, 0x24, 0x3c, 0x00, 0x00, // p
306
0x00, 0x3c, 0x34, 0x24, 0x24, 0xfc, 0x00, 0x00, // q
307
0x00, 0x00, 0x7c, 0x74, 0x04, 0x04, 0x00, 0x00, // r
308
0x00, 0x5c, 0x54, 0x54, 0x74, 0x74, 0x00, 0x00, // s
309
0x00, 0x00, 0x04, 0x7f, 0x74, 0x00, 0x00, 0x00, // t
310
0x00, 0x7c, 0x70, 0x40, 0x40, 0x7c, 0x00, 0x00, // u
311
0x00, 0x1c, 0x7c, 0x40, 0x70, 0x1c, 0x00, 0x00, // v
312
0x00, 0x7c, 0x70, 0x40, 0x7c, 0x40, 0x7c, 0x00, // w
313
0x00, 0x6c, 0x70, 0x10, 0x10, 0x6c, 0x00, 0x00, // x
314
0x00, 0xbc, 0xb0, 0xa0, 0xa0, 0xfc, 0x00, 0x00, // y
315
0x00, 0x74, 0x74, 0x54, 0x54, 0x5c, 0x00, 0x00, // z
316
0x00, 0x7f, 0x41, 0x41, 0x41, 0x79, 0x7f, 0x00, // 0
317
0x00, 0x00, 0x00, 0x78, 0x7f, 0x00, 0x00, 0x00, // 1
318
0x00, 0x7b, 0x79, 0x49, 0x49, 0x49, 0x4f, 0x00, // 2
319
0x00, 0x63, 0x49, 0x49, 0x49, 0x7f, 0x78, 0x00, // 3
320
0x00, 0x1f, 0x11, 0x11, 0x71, 0x7f, 0x10, 0x00, // 4
321
0x00, 0x6f, 0x49, 0x49, 0x49, 0x79, 0x79, 0x00, // 5
322
0x00, 0x7f, 0x49, 0x49, 0x49, 0x79, 0x7b, 0x00, // 6
323
0x00, 0x01, 0x01, 0x01, 0x79, 0x7f, 0x00, 0x00, // 7
324
0x00, 0x78, 0x4f, 0x49, 0x49, 0x7f, 0x78, 0x00, // 8
325
0x00, 0x1f, 0x11, 0x11, 0x11, 0x71, 0x7f, 0x00, // 9
326
0x00, 0x00, 0x10, 0x10, 0x10, 0x10, 0x00, 0x00, // -
327
0x00, 0x00, 0x00, 0x6c, 0x6c, 0x00, 0x00, 0x00, // :
328
0x00, 0x00, 0x00, 0x60, 0x60, 0x00, 0x00, 0x00, // .
329
0x00, 0x00, 0x00, 0x60, 0xe0, 0x00, 0x00, 0x00, // ,
330
}
331
};
332
333
// nothing to do?
334
if( c == _glyph_cache_char )
335
return;
336
_glyph_cache_char = c;
337
338
// find glyph data position
339
int pos;
340
if( c >= 'A' && c <= 'Z' )
341
pos = c - 'A';
342
else if( c >= 'a' && c <= 'z' )
343
pos = c - 'a' + 26;
344
else if( c >= '0' && c <= '9' )
345
pos = c - '0' + 52;
346
else if( c == '-' )
347
pos = 62;
348
else if( c == ':' )
349
pos = 63;
350
else if( c == '.' )
351
pos = 64;
352
else if( c == ',' )
353
pos = 65;
354
else
355
pos = -1;
356
357
// space? or copy glyph from progmem?
358
if( pos == -1 )
359
memset( _glyph_cache, 0, 8 );
360
else
361
memcpy_P( _glyph_cache, &( fonts[ _font ][ pos * 8 ] ), 8 );
362
}
363
364
365
// convert segment to display-space segment
366
int xform_segment( int segment )
367
{
368
if( segment < TEXT_DISPLAY_SEGMENTS / 2 )
369
return segment + TEXT_DISPLAY_SEGMENTS / 2;
370
else if( segment >= NUM_SEGMENTS - TEXT_DISPLAY_SEGMENTS / 2 )
371
return segment - ( NUM_SEGMENTS - TEXT_DISPLAY_SEGMENTS / 2 );
372
else
373
return - 1;
374
}
375
376
377
// draw a column of pixels from the current message
378
void render( int x )
379
{
380
// handle negative x
381
if( x < 0 ) {
382
Display::leds_off();
383
return;
384
}
385
386
// scale font
387
x /= TEXT_SCALE;
388
389
// make sure the correct glyph is cached
390
int pos = x / 8;
391
cache_glyph( ( pos >= 0 && pos < (signed)_message.length() )? _message[ pos ] : ' ' );
392
393
// draw a column
394
char col_data = _glyph_cache[ x % 8 ];
395
for( int a = 0; a < 8; a++ )
396
Display::led( 8 - a, ( col_data & ( 1 << a ) )? true : false );
397
}
398
399
400
PString &TextRenderer::get_pstring()
401
{
402
// reset renderer
403
_duration = 0;
404
_last_millis = ::millis();
405
_scroll = -TEXT_DISPLAY_SEGMENTS;
406
407
return _message;
408
}
409
410
411
void TextRenderer::draw_reset()
412
{
413
// how many milliseconds have elapsed since last frame?
414
unsigned long millis = ::millis();
415
if( millis > _last_millis )
416
_duration = millis - _last_millis;
417
_last_millis = millis;
418
419
// move on scroll pos
420
_scroll += ( _duration * TEXT_SCROLL_SPEED / 1000 );
421
if( _scroll > (signed long)_message.length() * 8 * TEXT_SCALE )
422
_scroll -= (signed long)_message.length() * 8 * TEXT_SCALE + TEXT_DISPLAY_SEGMENTS;
423
}
424
425
426
void TextRenderer::draw_scroll( int segment )
427
{
428
segment = xform_segment( segment );
429
if( segment < 0 )
430
Display::leds_off();
431
else
432
render( (long)segment + _scroll );
433
}
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0