/***************************************************************************
 *   Copyright (C) 2005 by David Saxton                                    *
 *   david@bluehaze.org                                                    *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 ***************************************************************************/

#include "libraryitem.h"
#include "logic.h"
#include "matrixdisplaydriver.h"

#include <tdelocale.h>
#include <tqpainter.h>
#include <tqstring.h>

#include <assert.h>

// Thank you Scott Dattalo!
// http://www.dattalo.com/gnupic/lcdfont.inc

static char characterMap[256][5] = {
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //0
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //1
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //2
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //3
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //4
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //5
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //6
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //7
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //8
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //9
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //10
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //11
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //12
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //13
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //14
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //15
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //16
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //17
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //18
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //19
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //20
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //21
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //22
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //23
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //24
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //25
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //26
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //27
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //28
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //29
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //30
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //31
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //32
{ 0x00, 0x00, 0x7d, 0x00, 0x00 }, //33
{ 0x00, 0x70, 0x00, 0x70, 0x00 }, //34
{ 0x14, 0x7f, 0x14, 0x7f, 0x14 }, //35
{ 0x12, 0x2a, 0x7f, 0x2a, 0x24 }, //36
{ 0x62, 0x64, 0x08, 0x13, 0x23 }, //37
{ 0x36, 0x49, 0x55, 0x22, 0x05 }, //38
{ 0x00, 0x50, 0x60, 0x00, 0x00 }, //39
{ 0x00, 0x1c, 0x22, 0x41, 0x00 }, //40
{ 0x00, 0x41, 0x22, 0x1c, 0x00 }, //41
{ 0x14, 0x08, 0x3e, 0x08, 0x14 }, //42
{ 0x08, 0x08, 0x3e, 0x08, 0x08 }, //43
{ 0x00, 0x05, 0x06, 0x00, 0x00 }, //44
{ 0x08, 0x08, 0x08, 0x08, 0x08 }, //45
{ 0x00, 0x03, 0x03, 0x00, 0x00 }, //46
{ 0x02, 0x04, 0x08, 0x10, 0x20 }, //47
{ 0x3e, 0x45, 0x49, 0x51, 0x3e }, //48
{ 0x00, 0x21, 0x7f, 0x01, 0x00 }, //49
{ 0x21, 0x43, 0x45, 0x49, 0x31 }, //50
{ 0x42, 0x41, 0x51, 0x69, 0x46 }, //51
{ 0x0c, 0x14, 0x24, 0x7f, 0x04 }, //52
{ 0x72, 0x51, 0x51, 0x51, 0x4e }, //53
{ 0x1e, 0x29, 0x49, 0x49, 0x06 }, //54
{ 0x40, 0x47, 0x48, 0x50, 0x60 }, //55
{ 0x36, 0x49, 0x49, 0x49, 0x36 }, //56
{ 0x30, 0x49, 0x49, 0x4a, 0x3c }, //57
{ 0x00, 0x36, 0x36, 0x00, 0x00 }, //58
{ 0x00, 0x35, 0x36, 0x00, 0x00 }, //59
{ 0x08, 0x14, 0x22, 0x41, 0x00 }, //60
{ 0x14, 0x14, 0x14, 0x14, 0x14 }, //61
{ 0x41, 0x22, 0x14, 0x08, 0x00 }, //62
{ 0x20, 0x40, 0x45, 0x48, 0x30 }, //63
{ 0x26, 0x49, 0x4f, 0x41, 0x3e }, //64
{ 0x3f, 0x44, 0x44, 0x44, 0x3f }, //65
{ 0x7f, 0x49, 0x49, 0x49, 0x36 }, //66
{ 0x3e, 0x41, 0x41, 0x41, 0x22 }, //67
{ 0x7f, 0x41, 0x41, 0x41, 0x3e }, //68
{ 0x7f, 0x49, 0x49, 0x49, 0x41 }, //69
{ 0x7f, 0x48, 0x48, 0x48, 0x40 }, //70
{ 0x3e, 0x41, 0x49, 0x49, 0x2f }, //71
{ 0x7f, 0x08, 0x08, 0x08, 0x7f }, //72
{ 0x00, 0x41, 0x7f, 0x41, 0x00 }, //73
{ 0x02, 0x01, 0x41, 0x7e, 0x40 }, //74
{ 0x7f, 0x08, 0x14, 0x22, 0x41 }, //75
{ 0x7f, 0x01, 0x01, 0x01, 0x01 }, //76
{ 0x7f, 0x40, 0x20, 0x40, 0x7f }, //77
{ 0x7f, 0x10, 0x08, 0x04, 0x7f }, //78
{ 0x3e, 0x41, 0x41, 0x41, 0x3e }, //79
{ 0x7f, 0x48, 0x48, 0x48, 0x30 }, //80
{ 0x3e, 0x41, 0x45, 0x42, 0x3d }, //81
{ 0x7f, 0x48, 0x4c, 0x4a, 0x31 }, //82
{ 0x31, 0x49, 0x49, 0x49, 0x46 }, //83
{ 0x40, 0x40, 0x7f, 0x40, 0x40 }, //84
{ 0x7e, 0x01, 0x01, 0x01, 0x7e }, //85
{ 0x7c, 0x02, 0x01, 0x02, 0x7c }, //86
{ 0x7e, 0x01, 0x0e, 0x01, 0x7e }, //87
{ 0x63, 0x14, 0x08, 0x14, 0x63 }, //88
{ 0x70, 0x08, 0x07, 0x08, 0x70 }, //89
{ 0x43, 0x45, 0x49, 0x51, 0x61 }, //90
{ 0x00, 0x7f, 0x41, 0x41, 0x00 }, //91
{ 0x54, 0x34, 0x1f, 0x34, 0x54 }, //92
{ 0x00, 0x41, 0x41, 0x7f, 0x00 }, //93
{ 0x10, 0x20, 0x40, 0x20, 0x10 }, //94
{ 0x01, 0x01, 0x01, 0x01, 0x01 }, //95
{ 0x00, 0x40, 0x20, 0x10, 0x00 }, //96
{ 0x02, 0x15, 0x15, 0x15, 0x0f }, //97
{ 0x7f, 0x09, 0x11, 0x11, 0x0e }, //98
{ 0x0e, 0x11, 0x11, 0x11, 0x02 }, //99
{ 0x0e, 0x11, 0x11, 0x09, 0x7f }, //100
{ 0x0e, 0x15, 0x15, 0x15, 0x0c }, //101
{ 0x08, 0x3f, 0x48, 0x40, 0x20 }, //102
{ 0x30, 0x49, 0x49, 0x49, 0x7e }, //103
{ 0x7f, 0x08, 0x10, 0x10, 0x0f }, //104
{ 0x00, 0x11, 0x5f, 0x01, 0x00 }, //105
{ 0x02, 0x01, 0x21, 0x7e, 0x00 }, //106
{ 0x7f, 0x04, 0x0a, 0x11, 0x00 }, //107
{ 0x00, 0x41, 0x7f, 0x01, 0x00 }, //108
{ 0x1f, 0x10, 0x0c, 0x10, 0x0f }, //109
{ 0x1f, 0x08, 0x10, 0x10, 0x0f }, //110
{ 0x0e, 0x11, 0x11, 0x11, 0x0e }, //111
{ 0x1f, 0x14, 0x14, 0x14, 0x08 }, //112
{ 0x08, 0x14, 0x14, 0x0c, 0x1f }, //113
{ 0x1f, 0x08, 0x10, 0x10, 0x08 }, //114
{ 0x09, 0x15, 0x15, 0x15, 0x12 }, //115
{ 0x20, 0x7e, 0x21, 0x01, 0x02 }, //116
{ 0x1e, 0x01, 0x01, 0x02, 0x1f }, //117
{ 0x1c, 0x02, 0x01, 0x02, 0x1c }, //118
{ 0x1e, 0x01, 0x06, 0x01, 0x1e }, //119
{ 0x11, 0x0a, 0x04, 0x0a, 0x11 }, //120
{ 0x18, 0x05, 0x05, 0x05, 0x1e }, //121
{ 0x11, 0x13, 0x15, 0x19, 0x11 }, //122
{ 0x00, 0x08, 0x36, 0x41, 0x00 }, //123
{ 0x00, 0x00, 0x7f, 0x00, 0x00 }, //124
{ 0x00, 0x41, 0x36, 0x08, 0x00 }, //125
{ 0x08, 0x08, 0x2a, 0x1c, 0x08 }, //126
{ 0x08, 0x1c, 0x2a, 0x08, 0x08 }, //127
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //128
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //129
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //130
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //131
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //132
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //133
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //134
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //135
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //136
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //137
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //138
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //139
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //140
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //141
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //142
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //143
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //144
{ 0x07, 0x05, 0x07, 0x00, 0x00 }, //145
{ 0x00, 0x00, 0x78, 0x40, 0x40 }, //146
{ 0x01, 0x01, 0x0f, 0x00, 0x00 }, //147
{ 0x04, 0x02, 0x01, 0x00, 0x00 }, //148
{ 0x00, 0x0c, 0x0c, 0x00, 0x00 }, //149
{ 0x28, 0x28, 0x29, 0x2a, 0x3c }, //150
{ 0x10, 0x11, 0x16, 0x14, 0x18 }, //151
{ 0x02, 0x04, 0x0f, 0x10, 0x00 }, //152
{ 0x0c, 0x08, 0x19, 0x09, 0x0e }, //153
{ 0x09, 0x09, 0x0f, 0x09, 0x09 }, //154
{ 0x09, 0x0a, 0x0c, 0x1f, 0x08 }, //155
{ 0x08, 0x1f, 0x08, 0x0a, 0x0c }, //156
{ 0x01, 0x09, 0x09, 0x0f, 0x01 }, //157
{ 0x15, 0x15, 0x15, 0x1f, 0x00 }, //158
{ 0x0c, 0x00, 0x0d, 0x01, 0x0e }, //159
{ 0x04, 0x04, 0x04, 0x04, 0x04 }, //160
{ 0x40, 0x41, 0x5e, 0x48, 0x70 }, //161
{ 0x04, 0x08, 0x1f, 0x20, 0x40 }, //162
{ 0x38, 0x20, 0x61, 0x22, 0x3c }, //163
{ 0x11, 0x11, 0x1f, 0x11, 0x11 }, //164
{ 0x22, 0x24, 0x28, 0x7f, 0x20 }, //165
{ 0x21, 0x7e, 0x20, 0x21, 0x3e }, //166
{ 0x28, 0x28, 0x7f, 0x28, 0x28 }, //167
{ 0x08, 0x31, 0x21, 0x22, 0x3c }, //168
{ 0x10, 0x60, 0x21, 0x3e, 0x20 }, //169
{ 0x21, 0x21, 0x21, 0x21, 0x3f }, //170
{ 0x20, 0x79, 0x22, 0x7c, 0x20 }, //171
{ 0x29, 0x29, 0x01, 0x02, 0x1c }, //172
{ 0x21, 0x22, 0x24, 0x2a, 0x31 }, //173
{ 0x20, 0x7e, 0x21, 0x29, 0x31 }, //174
{ 0x30, 0x09, 0x01, 0x02, 0x3c }, //175
{ 0x08, 0x31, 0x29, 0x26, 0x3c }, //176
{ 0x28, 0x29, 0x3e, 0x48, 0x08 }, //177
{ 0x30, 0x00, 0x31, 0x02, 0x3c }, //178
{ 0x10, 0x51, 0x5e, 0x50, 0x10 }, //179
{ 0x00, 0x7f, 0x08, 0x04, 0x00 }, //180
{ 0x11, 0x12, 0x7c, 0x10, 0x10 }, //181
{ 0x01, 0x21, 0x21, 0x21, 0x01 }, //182
{ 0x21, 0x2a, 0x24, 0x2a, 0x30 }, //183
{ 0x22, 0x24, 0x6f, 0x34, 0x22 }, //184
{ 0x00, 0x01, 0x02, 0x7c, 0x00 }, //185
{ 0x0f, 0x00, 0x20, 0x10, 0x0f }, //186
{ 0x7e, 0x11, 0x11, 0x11, 0x11 }, //187
{ 0x20, 0x21, 0x21, 0x22, 0x3c }, //188
{ 0x10, 0x20, 0x10, 0x08, 0x06 }, //189
{ 0x26, 0x20, 0x7f, 0x20, 0x26 }, //190
{ 0x20, 0x24, 0x22, 0x25, 0x38 }, //191
{ 0x00, 0x2a, 0x2a, 0x2a, 0x01 }, //192
{ 0x0e, 0x12, 0x22, 0x02, 0x07 }, //193
{ 0x01, 0x0a, 0x04, 0x0a, 0x30 }, //194
{ 0x28, 0x3e, 0x29, 0x29, 0x29 }, //195
{ 0x10, 0x7f, 0x10, 0x14, 0x18 }, //196
{ 0x01, 0x21, 0x21, 0x3f, 0x01 }, //197
{ 0x29, 0x29, 0x29, 0x29, 0x3f }, //198
{ 0x10, 0x50, 0x51, 0x52, 0x1c }, //199
{ 0x78, 0x01, 0x02, 0x7c, 0x00 }, //200
{ 0x1f, 0x00, 0x3f, 0x01, 0x06 }, //201
{ 0x3f, 0x01, 0x02, 0x04, 0x08 }, //202
{ 0x3f, 0x21, 0x21, 0x21, 0x3f }, //203
{ 0x38, 0x20, 0x21, 0x22, 0x3c }, //204
{ 0x21, 0x21, 0x01, 0x02, 0x0c }, //205
{ 0x20, 0x10, 0x40, 0x20, 0x00 }, //206
{ 0x70, 0x50, 0x70, 0x00, 0x00 }, //207
{ 0x0e, 0x11, 0x09, 0x06, 0x19 }, //208
{ 0x02, 0x55, 0x15, 0x55, 0x0f }, //209
{ 0x1f, 0x2a, 0x2a, 0x2a, 0x14 }, //210
{ 0x0a, 0x15, 0x15, 0x11, 0x02 }, //211
{ 0x3f, 0x02, 0x02, 0x04, 0x3e }, //212
{ 0x0e, 0x11, 0x19, 0x15, 0x12 }, //213
{ 0x0f, 0x12, 0x22, 0x22, 0x1c }, //214
{ 0x1c, 0x22, 0x22, 0x22, 0x3f }, //215
{ 0x02, 0x01, 0x1e, 0x10, 0x10 }, //216
{ 0x20, 0x20, 0x00, 0x70, 0x00 }, //217
{ 0x00, 0x00, 0x10, 0x5f, 0x00 }, //218
{ 0x28, 0x10, 0x28, 0x00, 0x00 }, //219
{ 0x18, 0x24, 0x7e, 0x24, 0x08 }, //220
{ 0x14, 0x7f, 0x15, 0x01, 0x01 }, //221
{ 0x1f, 0x48, 0x50, 0x50, 0x0f }, //222
{ 0x0e, 0x51, 0x11, 0x51, 0x0e }, //223
{ 0x3f, 0x12, 0x22, 0x22, 0x1c }, //224
{ 0x1c, 0x22, 0x22, 0x12, 0x3f }, //225
{ 0x3c, 0x52, 0x52, 0x52, 0x3c }, //226
{ 0x03, 0x05, 0x02, 0x05, 0x06 }, //227
{ 0x1a, 0x26, 0x20, 0x26, 0x1a }, //228
{ 0x1e, 0x41, 0x01, 0x42, 0x1f }, //229
{ 0x63, 0x55, 0x49, 0x41, 0x41 }, //230
{ 0x22, 0x3c, 0x20, 0x3e, 0x22 }, //231
{ 0x51, 0x4a, 0x44, 0x4a, 0x51 }, //232
{ 0x3c, 0x02, 0x02, 0x02, 0x3f }, //233
{ 0x28, 0x28, 0x3e, 0x28, 0x48 }, //234
{ 0x22, 0x3c, 0x28, 0x28, 0x2e }, //235
{ 0x3e, 0x28, 0x38, 0x28, 0x3e }, //236
{ 0x04, 0x04, 0x15, 0x04, 0x04 }, //237
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //238
{ 0x7f, 0x7f, 0x7f, 0x7f, 0x7f }, //239
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //240
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //241
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //242
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //243
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //244
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //245
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //246
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //247
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //248
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //249
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //250
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //251
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //252
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //253
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //254
{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //255
							};


inline static bool displayBit( unsigned value, unsigned row, unsigned column )
{
	assert( value < 256 );
	assert( row < 7 );
	assert( column < 5 );
	return characterMap[value][column] & (1 << row);
};


Item* MatrixDisplayDriver::construct( ItemDocument *itemDocument, bool newItem, const char *id )
{
	return new MatrixDisplayDriver( (ICNDocument*)itemDocument, newItem, id );
}


LibraryItem * MatrixDisplayDriver::libraryItem()
{
	return new LibraryItem(
		"ec/matrix_display_driver",
		i18n("Matrix Display Driver"),
		i18n("Integrated Circuits"),
		"ic2.png",
		LibraryItem::lit_component,
		MatrixDisplayDriver::construct );
}


MatrixDisplayDriver::MatrixDisplayDriver( ICNDocument *icnDocument, bool newItem, const char *id )
	: Component( icnDocument, newItem, id ? id : "Matrix Display Driver" )
{
	m_name = i18n("Matrix Display Driver");
	
	m_prevCol = 0;
	m_nextCol = 0;
	m_scanCount = 2;
	
	createProperty( "diode-configuration", Variant::Type::Select );
	property("diode-configuration")->setCaption( i18n("Configuration") );
	property("diode-configuration")->setAllowed( TQStringList::split(',',"Row Cathode,Column Cathode") );
	property("diode-configuration")->setValue("Row Cathode");
	property("diode-configuration")->setAdvanced(true);
	
	TQStringList pins = TQStringList::split( ',', "D0,D1,D2,D3,D4,D5,D6,D7,,,,,,C4,C3,C2,C1,C0,,R0,R1,R2,R3,R4,R5,R6", true );
	initDIPSymbol( pins, 64 );
	initDIP(pins);
	
	m_pValueLogic.resize( 8, 0l );
	for ( unsigned i = 0; i < 8; ++i )
		m_pValueLogic[i] = createLogicIn( ecNodeWithID("D"+TQString::number(i)) );
	
	m_pRowLogic.resize( 7, 0l );
	for ( unsigned i = 0; i < 7; ++i )
	{
		m_pRowLogic[i] = createLogicOut( ecNodeWithID("R"+TQString::number(i)), false );
		m_pRowLogic[i]->setOutputLowConductance( 1.0 );
		m_pRowLogic[i]->setOutputHighVoltage(5.0);
	}
	
	m_pColLogic.resize( 5, 0l );
	for ( unsigned i = 0; i < 5; ++i )
	{
		m_pColLogic[i] = createLogicOut( ecNodeWithID("C"+TQString::number(i)), false );
		m_pColLogic[i]->setOutputHighVoltage(5.0);
	}
}


MatrixDisplayDriver::~MatrixDisplayDriver()
{
}


void MatrixDisplayDriver::stepNonLogic()
{
	if ( ++m_scanCount < 5 )
		return;
	m_scanCount = 0;
	
	m_pColLogic[m_prevCol]->setHigh(false);
	m_pColLogic[m_nextCol]->setHigh(true);
	
	unsigned value = 0;
	for ( unsigned i = 0; i < 8; ++i )
		value |= ( m_pValueLogic[i]->isHigh() ) ? (1 << i) : 0;
	
	for ( unsigned row = 0; row < 7; row++ )
	{
		m_pRowLogic[row]->setHigh( !displayBit( value, row, m_nextCol) );
	}
	
	m_prevCol = m_nextCol;
	
	m_nextCol++;
	if ( m_nextCol >= 5 )
		m_nextCol = 0;
}