Valentin Ivanov / Mbed 2 deprecated RETRO_Snake Featured

Classic Snake game for RETRO

Dependencies:   mbed

DisplayN18.cpp@1:52a4c894086e, 2015-01-12 (annotated)

Committer:
Architect
Date:
Mon Jan 12 20:23:34 2015 +0000
Revision:
1:52a4c894086e
Parent:
0:5160597f3364 
Removed USBDevice since it is not needed

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Architect 0:5160597f3364 1 #include "DisplayN18.h"
Architect 0:5160597f3364 2
Architect 0:5160597f3364 3 const uint16_t DisplayN18::White = DisplayN18::rgbToShort(0xff, 0xff, 0xff);
Architect 0:5160597f3364 4 const uint16_t DisplayN18::Silver = DisplayN18::rgbToShort(0xc0, 0xc0, 0xc0);
Architect 0:5160597f3364 5 const uint16_t DisplayN18::Gray = DisplayN18::rgbToShort(0x80, 0x80, 0x80);
Architect 0:5160597f3364 6 const uint16_t DisplayN18::Black = DisplayN18::rgbToShort(0x00, 0x00, 0x00);
Architect 0:5160597f3364 7 const uint16_t DisplayN18::Red = DisplayN18::rgbToShort(0xff, 0x00, 0x00);
Architect 0:5160597f3364 8 const uint16_t DisplayN18::Maroon = DisplayN18::rgbToShort(0x80, 0x00, 0x00);
Architect 0:5160597f3364 9 const uint16_t DisplayN18::Yellow = DisplayN18::rgbToShort(0xff, 0xff, 0x00);
Architect 0:5160597f3364 10 const uint16_t DisplayN18::Olive = DisplayN18::rgbToShort(0x80, 0x80, 0x00);
Architect 0:5160597f3364 11 const uint16_t DisplayN18::Lime = DisplayN18::rgbToShort(0x00, 0xff, 0x00);
Architect 0:5160597f3364 12 const uint16_t DisplayN18::Green = DisplayN18::rgbToShort(0x00, 0x80, 0x00);
Architect 0:5160597f3364 13 const uint16_t DisplayN18::Aqua = DisplayN18::rgbToShort(0x00, 0xff, 0xff);
Architect 0:5160597f3364 14 const uint16_t DisplayN18::Teal = DisplayN18::rgbToShort(0x00, 0x80, 0x80);
Architect 0:5160597f3364 15 const uint16_t DisplayN18::Blue = DisplayN18::rgbToShort(0x00, 0x00, 0xff);
Architect 0:5160597f3364 16 const uint16_t DisplayN18::Navy = DisplayN18::rgbToShort(0x00, 0x00, 0x80);
Architect 0:5160597f3364 17 const uint16_t DisplayN18::Fuchsia = DisplayN18::rgbToShort(0xff, 0x00, 0xff);
Architect 0:5160597f3364 18 const uint16_t DisplayN18::Purple = DisplayN18::rgbToShort(0x80, 0x00, 0x80);
Architect 0:5160597f3364 19
Architect 0:5160597f3364 20 DisplayN18::DisplayN18() : resetPin(P0_20), backlightPin(P0_19), rsPin(P0_7), csPin(P0_2), spi(P0_21, P0_22, P1_15) {
Architect 0:5160597f3364 21 this->resetPin.write(false);
Architect 0:5160597f3364 22 this->backlightPin.write(true);
Architect 0:5160597f3364 23 this->rsPin.write(false);
Architect 0:5160597f3364 24
Architect 0:5160597f3364 25 this->spi.format(8, 3);
Architect 0:5160597f3364 26 this->spi.frequency(15000000);
Architect 0:5160597f3364 27
Architect 0:5160597f3364 28 this->initialize();
Architect 0:5160597f3364 29 }
Architect 0:5160597f3364 30
Architect 0:5160597f3364 31 void DisplayN18::writeCommand(unsigned char command) {
Architect 0:5160597f3364 32 this->rsPin.write(false);
Architect 0:5160597f3364 33
Architect 0:5160597f3364 34 this->csPin.write(false);
Architect 0:5160597f3364 35
Architect 0:5160597f3364 36 this->spi.write(command);
Architect 0:5160597f3364 37
Architect 0:5160597f3364 38 this->csPin.write(true);
Architect 0:5160597f3364 39 }
Architect 0:5160597f3364 40
Architect 0:5160597f3364 41 void DisplayN18::writeData(unsigned char data) {
Architect 0:5160597f3364 42 this->writeData(&data, 1);
Architect 0:5160597f3364 43 }
Architect 0:5160597f3364 44
Architect 0:5160597f3364 45 void DisplayN18::writeData(const unsigned char* data, unsigned int length) {
Architect 0:5160597f3364 46 this->rsPin.write(true);
Architect 0:5160597f3364 47
Architect 0:5160597f3364 48 this->csPin.write(false);
Architect 0:5160597f3364 49
Architect 0:5160597f3364 50 for (unsigned int i = 0; i < length; i++)
Architect 0:5160597f3364 51 this->spi.write(data[i]);
Architect 0:5160597f3364 52
Architect 0:5160597f3364 53 this->csPin.write(true);
Architect 0:5160597f3364 54 }
Architect 0:5160597f3364 55
Architect 0:5160597f3364 56 void DisplayN18::reset() {
Architect 0:5160597f3364 57 this->resetPin.write(false);
Architect 0:5160597f3364 58 wait_ms(300);
Architect 0:5160597f3364 59
Architect 0:5160597f3364 60 this->resetPin.write(true);
Architect 0:5160597f3364 61 wait_ms(500);
Architect 0:5160597f3364 62 }
Architect 0:5160597f3364 63
Architect 0:5160597f3364 64 void DisplayN18::initialize() {
Architect 0:5160597f3364 65 this->reset();
Architect 0:5160597f3364 66
Architect 0:5160597f3364 67 this->writeCommand(0x11);
Architect 0:5160597f3364 68
Architect 0:5160597f3364 69 wait_ms(120);
Architect 0:5160597f3364 70
Architect 0:5160597f3364 71 this->writeCommand(0xB1);
Architect 0:5160597f3364 72 this->writeData(0x01); this->writeData(0x2C); this->writeData(0x2D);
Architect 0:5160597f3364 73 this->writeCommand(0xB2);
Architect 0:5160597f3364 74 this->writeData(0x01); this->writeData(0x2C); this->writeData(0x2D);
Architect 0:5160597f3364 75 this->writeCommand(0xB3);
Architect 0:5160597f3364 76 this->writeData(0x01); this->writeData(0x2C); this->writeData(0x2D);
Architect 0:5160597f3364 77 this->writeData(0x01); this->writeData(0x2C); this->writeData(0x2D);
Architect 0:5160597f3364 78
Architect 0:5160597f3364 79 this->writeCommand(0xB4);
Architect 0:5160597f3364 80 this->writeData(0x07);
Architect 0:5160597f3364 81
Architect 0:5160597f3364 82 this->writeCommand(0xC0);
Architect 0:5160597f3364 83 this->writeData(0xA2); this->writeData(0x02); this->writeData(0x84);
Architect 0:5160597f3364 84 this->writeCommand(0xC1); this->writeData(0xC5);
Architect 0:5160597f3364 85 this->writeCommand(0xC2);
Architect 0:5160597f3364 86 this->writeData(0x0A); this->writeData(0x00);
Architect 0:5160597f3364 87 this->writeCommand(0xC3);
Architect 0:5160597f3364 88 this->writeData(0x8A); this->writeData(0x2A);
Architect 0:5160597f3364 89 this->writeCommand(0xC4);
Architect 0:5160597f3364 90 this->writeData(0x8A); this->writeData(0xEE);
Architect 0:5160597f3364 91
Architect 0:5160597f3364 92 this->writeCommand(0xC5);
Architect 0:5160597f3364 93 this->writeData(0x0E);
Architect 0:5160597f3364 94
Architect 0:5160597f3364 95 this->writeCommand(0x36);
Architect 0:5160597f3364 96 this->writeData(0xA8);
Architect 0:5160597f3364 97
Architect 0:5160597f3364 98 this->writeCommand(0xe0);
Architect 0:5160597f3364 99 this->writeData(0x0f); this->writeData(0x1a);
Architect 0:5160597f3364 100 this->writeData(0x0f); this->writeData(0x18);
Architect 0:5160597f3364 101 this->writeData(0x2f); this->writeData(0x28);
Architect 0:5160597f3364 102 this->writeData(0x20); this->writeData(0x22);
Architect 0:5160597f3364 103 this->writeData(0x1f); this->writeData(0x1b);
Architect 0:5160597f3364 104 this->writeData(0x23); this->writeData(0x37); this->writeData(0x00);
Architect 0:5160597f3364 105 this->writeData(0x07);
Architect 0:5160597f3364 106 this->writeData(0x02); this->writeData(0x10);
Architect 0:5160597f3364 107
Architect 0:5160597f3364 108 this->writeCommand(0xe1);
Architect 0:5160597f3364 109 this->writeData(0x0f); this->writeData(0x1b);
Architect 0:5160597f3364 110 this->writeData(0x0f); this->writeData(0x17);
Architect 0:5160597f3364 111 this->writeData(0x33); this->writeData(0x2c);
Architect 0:5160597f3364 112 this->writeData(0x29); this->writeData(0x2e);
Architect 0:5160597f3364 113 this->writeData(0x30); this->writeData(0x30);
Architect 0:5160597f3364 114 this->writeData(0x39); this->writeData(0x3f);
Architect 0:5160597f3364 115 this->writeData(0x00); this->writeData(0x07);
Architect 0:5160597f3364 116 this->writeData(0x03); this->writeData(0x10);
Architect 0:5160597f3364 117
Architect 0:5160597f3364 118 this->writeCommand(0x2a);
Architect 0:5160597f3364 119 this->writeData(0x00); this->writeData(0x00);
Architect 0:5160597f3364 120 this->writeData(0x00); this->writeData(0x7f);
Architect 0:5160597f3364 121 this->writeCommand(0x2b);
Architect 0:5160597f3364 122 this->writeData(0x00); this->writeData(0x00);
Architect 0:5160597f3364 123 this->writeData(0x00); this->writeData(0x9f);
Architect 0:5160597f3364 124
Architect 0:5160597f3364 125 this->writeCommand(0xF0);
Architect 0:5160597f3364 126 this->writeData(0x01);
Architect 0:5160597f3364 127 this->writeCommand(0xF6);
Architect 0:5160597f3364 128 this->writeData(0x00);
Architect 0:5160597f3364 129
Architect 0:5160597f3364 130 this->writeCommand(0x3A);
Architect 0:5160597f3364 131 this->writeData(0x05);
Architect 0:5160597f3364 132
Architect 0:5160597f3364 133 this->writeCommand(0x29);
Architect 0:5160597f3364 134
Architect 0:5160597f3364 135 this->clear();
Architect 0:5160597f3364 136 }
Architect 0:5160597f3364 137
Architect 0:5160597f3364 138 void DisplayN18::setClippingArea(unsigned char x, unsigned char y, unsigned char width, unsigned char height) {
Architect 0:5160597f3364 139 unsigned char data[4] = { 0x00, 0x00, 0x00, 0x00 };
Architect 0:5160597f3364 140
Architect 0:5160597f3364 141 data[1] = x;
Architect 0:5160597f3364 142 data[3] = x + width;
Architect 0:5160597f3364 143 this->writeCommand(0x2A);
Architect 0:5160597f3364 144 this->writeData(data, 4);
Architect 0:5160597f3364 145
Architect 0:5160597f3364 146 data[1] = y;
Architect 0:5160597f3364 147 data[3] = y + height;
Architect 0:5160597f3364 148 this->writeCommand(0x2B);
Architect 0:5160597f3364 149 this->writeData(data, 4);
Architect 0:5160597f3364 150 }
Architect 0:5160597f3364 151
Architect 0:5160597f3364 152 unsigned short DisplayN18::rgbToShort(unsigned char r, unsigned char g, unsigned char b) {
Architect 0:5160597f3364 153 //return ((r & 0xf8) << 8) | ((g & 0xfc) << 3) | (b >> 3) ;
Architect 0:5160597f3364 154 unsigned short red = r;
Architect 0:5160597f3364 155 unsigned short green = g;
Architect 0:5160597f3364 156 unsigned short blue = b;
Architect 0:5160597f3364 157
Architect 0:5160597f3364 158 red >>= 3;
Architect 0:5160597f3364 159 green >>= 2;
Architect 0:5160597f3364 160 blue >>= 3;
Architect 0:5160597f3364 161
Architect 0:5160597f3364 162 red &= 0x1F;
Architect 0:5160597f3364 163 green &= 0x3F;
Architect 0:5160597f3364 164 blue &= 0x1F;
Architect 0:5160597f3364 165
Architect 0:5160597f3364 166 red <<= 8;
Architect 0:5160597f3364 167 blue <<= 3;
Architect 0:5160597f3364 168 green = ((green & 0x7) << 13) + ((green & 0x38) >> 3);
Architect 0:5160597f3364 169
Architect 0:5160597f3364 170 return red | green | blue;
Architect 0:5160597f3364 171
Architect 0:5160597f3364 172 }
Architect 0:5160597f3364 173
Architect 0:5160597f3364 174 void DisplayN18::clear(unsigned short backColor) {
Architect 0:5160597f3364 175 for (unsigned int i = 0; i < DisplayN18::WIDTH; i += 10)
Architect 0:5160597f3364 176 for (unsigned int j = 0; j < DisplayN18::HEIGHT; j += 8)
Architect 0:5160597f3364 177 this->fillRect(i, j, 10, 8, backColor);
Architect 0:5160597f3364 178 }
Architect 0:5160597f3364 179
Architect 0:5160597f3364 180 void DisplayN18::draw(const unsigned short* data, int x, int y, int width, int height) {
Architect 0:5160597f3364 181 this->setClippingArea(x, y, width - 1, height - 1);
Architect 0:5160597f3364 182 this->writeCommand(0x2C);
Architect 0:5160597f3364 183 this->writeData(reinterpret_cast<const unsigned char*>(data), width * height * 2);
Architect 0:5160597f3364 184 }
Architect 0:5160597f3364 185
Architect 0:5160597f3364 186 void DisplayN18::setPixel(int x, int y, unsigned short foreColor) {
Architect 0:5160597f3364 187 this->draw(&foreColor, x, y, 1, 1);
Architect 0:5160597f3364 188 }
Architect 0:5160597f3364 189
Architect 0:5160597f3364 190 void DisplayN18::fillRect(int x, int y, int width, int height, unsigned short foreColor) {
Architect 0:5160597f3364 191 this->setClippingArea(static_cast<unsigned char>(x), static_cast<unsigned char>(y), static_cast<unsigned char>(width - 1), static_cast<unsigned char>(height));
Architect 0:5160597f3364 192
Architect 0:5160597f3364 193 this->writeCommand(0x2C);
Architect 0:5160597f3364 194
Architect 0:5160597f3364 195 unsigned short buffer[50];
Architect 0:5160597f3364 196 for (int j = 0; j < sizeof(buffer) / 2; j++)
Architect 0:5160597f3364 197 buffer[j] = foreColor;
Architect 0:5160597f3364 198
Architect 0:5160597f3364 199 this->rsPin.write(true);
Architect 0:5160597f3364 200
Architect 0:5160597f3364 201 int i;
Architect 0:5160597f3364 202 for (i = sizeof(buffer); i < height * width * 2; i += sizeof(buffer))
Architect 0:5160597f3364 203 this->writeData(reinterpret_cast<unsigned char*>(buffer), sizeof(buffer));
Architect 0:5160597f3364 204
Architect 0:5160597f3364 205 i -= sizeof(buffer);
Architect 0:5160597f3364 206 if (i != height * width * 2)
Architect 0:5160597f3364 207 this->writeData(reinterpret_cast<unsigned char*>(buffer), height * width * 2 - i);
Architect 0:5160597f3364 208 }
Architect 0:5160597f3364 209
Architect 0:5160597f3364 210 void DisplayN18::drawRect(int x, int y, int width, int height, unsigned short foreColor) {
Architect 0:5160597f3364 211 this->drawLine(x, y, x + width, y, foreColor);
Architect 0:5160597f3364 212 this->drawLine(x, y + height, x + width, y + height, foreColor);
Architect 0:5160597f3364 213 this->drawLine(x, y, x, y + height, foreColor);
Architect 0:5160597f3364 214 this->drawLine(x + width, y, x + width, y + height, foreColor);
Architect 0:5160597f3364 215 }
Architect 0:5160597f3364 216
Architect 0:5160597f3364 217 void DisplayN18::fillCircle(int x, int y, int radius, unsigned short foreColor) {
Architect 0:5160597f3364 218 int f = 1 - radius;
Architect 0:5160597f3364 219 int dd_f_x = 1;
Architect 0:5160597f3364 220 int dd_f_y = -2 * radius;
Architect 0:5160597f3364 221 int x1 = 0;
Architect 0:5160597f3364 222 int y1 = radius;
Architect 0:5160597f3364 223
Architect 0:5160597f3364 224 for (int i = y - radius; i <= y + radius; i++)
Architect 0:5160597f3364 225 this->setPixel(x, i, foreColor);
Architect 0:5160597f3364 226
Architect 0:5160597f3364 227 while (x1 < y1) {
Architect 0:5160597f3364 228 if (f >= 0) {
Architect 0:5160597f3364 229 y1--;
Architect 0:5160597f3364 230 dd_f_y += 2;
Architect 0:5160597f3364 231 f += dd_f_y;
Architect 0:5160597f3364 232 }
Architect 0:5160597f3364 233
Architect 0:5160597f3364 234 x1++;
Architect 0:5160597f3364 235 dd_f_x += 2;
Architect 0:5160597f3364 236 f += dd_f_x;
Architect 0:5160597f3364 237
Architect 0:5160597f3364 238 for (int i = y - y1; i <= y + y1; i++) {
Architect 0:5160597f3364 239 this->setPixel(x + x1, i, foreColor);
Architect 0:5160597f3364 240 this->setPixel(x - x1, i, foreColor);
Architect 0:5160597f3364 241 }
Architect 0:5160597f3364 242
Architect 0:5160597f3364 243 for (int i = y - x1; i <= y + x1; i++) {
Architect 0:5160597f3364 244 this->setPixel(x + y1, i, foreColor);
Architect 0:5160597f3364 245 this->setPixel(x - y1, i, foreColor);
Architect 0:5160597f3364 246 }
Architect 0:5160597f3364 247 }
Architect 0:5160597f3364 248 }
Architect 0:5160597f3364 249
Architect 0:5160597f3364 250 void DisplayN18::drawCircle(int x, int y, int radius, unsigned short foreColor) {
Architect 0:5160597f3364 251 int f = 1 - radius;
Architect 0:5160597f3364 252 int dd_f_x = 1;
Architect 0:5160597f3364 253 int dd_f_y = -2 * radius;
Architect 0:5160597f3364 254 int x1 = 0;
Architect 0:5160597f3364 255 int y1 = radius;
Architect 0:5160597f3364 256
Architect 0:5160597f3364 257 this->setPixel(x, y + radius, foreColor);
Architect 0:5160597f3364 258 this->setPixel(x, y - radius, foreColor);
Architect 0:5160597f3364 259 this->setPixel(x + radius, y, foreColor);
Architect 0:5160597f3364 260 this->setPixel(x - radius, y, foreColor);
Architect 0:5160597f3364 261
Architect 0:5160597f3364 262 while (x1 < y1) {
Architect 0:5160597f3364 263 if (f >= 0) {
Architect 0:5160597f3364 264 y1--;
Architect 0:5160597f3364 265 dd_f_y += 2;
Architect 0:5160597f3364 266 f += dd_f_y;
Architect 0:5160597f3364 267 }
Architect 0:5160597f3364 268
Architect 0:5160597f3364 269 x1++;
Architect 0:5160597f3364 270 dd_f_x += 2;
Architect 0:5160597f3364 271 f += dd_f_x;
Architect 0:5160597f3364 272
Architect 0:5160597f3364 273 this->setPixel(x + x1, y + y1, foreColor);
Architect 0:5160597f3364 274 this->setPixel(x - x1, y + y1, foreColor);
Architect 0:5160597f3364 275 this->setPixel(x + x1, y - y1, foreColor);
Architect 0:5160597f3364 276 this->setPixel(x - x1, y - y1, foreColor);
Architect 0:5160597f3364 277
Architect 0:5160597f3364 278 this->setPixel(x + y1, y + x1, foreColor);
Architect 0:5160597f3364 279 this->setPixel(x - y1, y + x1, foreColor);
Architect 0:5160597f3364 280 this->setPixel(x + y1, y - x1, foreColor);
Architect 0:5160597f3364 281 this->setPixel(x - y1, y - x1, foreColor);
Architect 0:5160597f3364 282 }
Architect 0:5160597f3364 283 }
Architect 0:5160597f3364 284
Architect 0:5160597f3364 285 void DisplayN18::drawLine(int x0, int y0, int x1, int y1, unsigned short foreColor) {
Architect 0:5160597f3364 286 if (x0 == x1) {
Architect 0:5160597f3364 287 if (y1 < y0) {
Architect 0:5160597f3364 288 int temp = y0;
Architect 0:5160597f3364 289 y0 = y1;
Architect 0:5160597f3364 290 y1 = temp;
Architect 0:5160597f3364 291 }
Architect 0:5160597f3364 292
Architect 0:5160597f3364 293 this->setClippingArea(static_cast<unsigned char>(x0), static_cast<unsigned char>(y0), 0, static_cast<unsigned char>(y1 - y0 - 1));
Architect 0:5160597f3364 294 this->writeCommand(0x2C);
Architect 0:5160597f3364 295
Architect 0:5160597f3364 296 unsigned short data[DisplayN18::STEP];
Architect 0:5160597f3364 297 for (int i = 0; i < DisplayN18::STEP; i++)
Architect 0:5160597f3364 298 data[i] = foreColor;
Architect 0:5160597f3364 299
Architect 0:5160597f3364 300 for (unsigned char thisY = y0; thisY < y1; thisY += DisplayN18::STEP)
Architect 0:5160597f3364 301 this->writeData(reinterpret_cast<unsigned char*>(data), (thisY + DisplayN18::STEP <= y1 ? DisplayN18::STEP : y1 - thisY) * 2);
Architect 0:5160597f3364 302
Architect 0:5160597f3364 303 return;
Architect 0:5160597f3364 304 }
Architect 0:5160597f3364 305
Architect 0:5160597f3364 306 if (y0 == y1) {
Architect 0:5160597f3364 307 if (x1 < x0) {
Architect 0:5160597f3364 308 int temp = x0;
Architect 0:5160597f3364 309 x0 = x1;
Architect 0:5160597f3364 310 x1 = temp;
Architect 0:5160597f3364 311 }
Architect 0:5160597f3364 312
Architect 0:5160597f3364 313 this->setClippingArea(static_cast<unsigned char>(x0), static_cast<unsigned char>(y0), static_cast<unsigned char>(x1 - x0 - 1), 0);
Architect 0:5160597f3364 314 this->writeCommand(0x2C);
Architect 0:5160597f3364 315
Architect 0:5160597f3364 316 unsigned short data[DisplayN18::STEP];
Architect 0:5160597f3364 317 for (int i = 0; i < DisplayN18::STEP; i++)
Architect 0:5160597f3364 318 data[i] = foreColor;
Architect 0:5160597f3364 319
Architect 0:5160597f3364 320 for (unsigned char thisX = x0; thisX < x1; thisX += DisplayN18::STEP)
Architect 0:5160597f3364 321 this->writeData(reinterpret_cast<unsigned char*>(data), (thisX + DisplayN18::STEP <= x1 ? DisplayN18::STEP : x1 - thisX) * 2);
Architect 0:5160597f3364 322
Architect 0:5160597f3364 323 return;
Architect 0:5160597f3364 324 }
Architect 0:5160597f3364 325
Architect 0:5160597f3364 326 int t;
Architect 0:5160597f3364 327 bool steep = ((y1 - y0) < 0 ? -(y1 - y0) : (y1 - y0)) > ((x1 - x0) < 0 ? -(x1 - x0) : (x1 - x0));
Architect 0:5160597f3364 328
Architect 0:5160597f3364 329 if (steep) {
Architect 0:5160597f3364 330 t = x0;
Architect 0:5160597f3364 331 x0 = y0;
Architect 0:5160597f3364 332 y0 = t;
Architect 0:5160597f3364 333 t = x1;
Architect 0:5160597f3364 334 x1 = y1;
Architect 0:5160597f3364 335 y1 = t;
Architect 0:5160597f3364 336 }
Architect 0:5160597f3364 337
Architect 0:5160597f3364 338 if (x0 > x1) {
Architect 0:5160597f3364 339 t = x0;
Architect 0:5160597f3364 340 x0 = x1;
Architect 0:5160597f3364 341 x1 = t;
Architect 0:5160597f3364 342
Architect 0:5160597f3364 343 t = y0;
Architect 0:5160597f3364 344 y0 = y1;
Architect 0:5160597f3364 345 y1 = t;
Architect 0:5160597f3364 346 }
Architect 0:5160597f3364 347
Architect 0:5160597f3364 348 int dx, dy;
Architect 0:5160597f3364 349 dx = x1 - x0;
Architect 0:5160597f3364 350 dy = (y1 - y0) < 0 ? -(y1 - y0) : (y1 - y0);
Architect 0:5160597f3364 351
Architect 0:5160597f3364 352 int err = (dx / 2);
Architect 0:5160597f3364 353 int ystep;
Architect 0:5160597f3364 354
Architect 0:5160597f3364 355 ystep = y0 < y1 ? 1 : -1;
Architect 0:5160597f3364 356
Architect 0:5160597f3364 357 for (; x0 < x1; x0++) {
Architect 0:5160597f3364 358 if (steep)
Architect 0:5160597f3364 359 this->setPixel(y0, x0, foreColor);
Architect 0:5160597f3364 360 else
Architect 0:5160597f3364 361 this->setPixel(x0, y0, foreColor);
Architect 0:5160597f3364 362
Architect 0:5160597f3364 363 err -= dy;
Architect 0:5160597f3364 364
Architect 0:5160597f3364 365 if (err < 0) {
Architect 0:5160597f3364 366 y0 += (char)ystep;
Architect 0:5160597f3364 367 err += dx;
Architect 0:5160597f3364 368 }
Architect 0:5160597f3364 369 }
Architect 0:5160597f3364 370 }
Architect 0:5160597f3364 371
Architect 0:5160597f3364 372 unsigned char characters[95 * 5] = {
Architect 0:5160597f3364 373 0x00, 0x00, 0x00, 0x00, 0x00, /* Space 0x20 */
Architect 0:5160597f3364 374 0x00, 0x00, 0x4f, 0x00, 0x00, /* ! */
Architect 0:5160597f3364 375 0x00, 0x07, 0x00, 0x07, 0x00, /* " */
Architect 0:5160597f3364 376 0x14, 0x7f, 0x14, 0x7f, 0x14, /* # */
Architect 0:5160597f3364 377 0x24, 0x2a, 0x7f, 0x2a, 0x12, /* $ */
Architect 0:5160597f3364 378 0x23, 0x13, 0x08, 0x64, 0x62, /* % */
Architect 0:5160597f3364 379 0x36, 0x49, 0x55, 0x22, 0x20, /* & */
Architect 0:5160597f3364 380 0x00, 0x05, 0x03, 0x00, 0x00, /* ' */
Architect 0:5160597f3364 381 0x00, 0x1c, 0x22, 0x41, 0x00, /* ( */
Architect 0:5160597f3364 382 0x00, 0x41, 0x22, 0x1c, 0x00, /* ) */
Architect 0:5160597f3364 383 0x14, 0x08, 0x3e, 0x08, 0x14, /* // */
Architect 0:5160597f3364 384 0x08, 0x08, 0x3e, 0x08, 0x08, /* + */
Architect 0:5160597f3364 385 0x50, 0x30, 0x00, 0x00, 0x00, /* , */
Architect 0:5160597f3364 386 0x08, 0x08, 0x08, 0x08, 0x08, /* - */
Architect 0:5160597f3364 387 0x00, 0x60, 0x60, 0x00, 0x00, /* . */
Architect 0:5160597f3364 388 0x20, 0x10, 0x08, 0x04, 0x02, /* / */
Architect 0:5160597f3364 389 0x3e, 0x51, 0x49, 0x45, 0x3e, /* 0 0x30 */
Architect 0:5160597f3364 390 0x00, 0x42, 0x7f, 0x40, 0x00, /* 1 */
Architect 0:5160597f3364 391 0x42, 0x61, 0x51, 0x49, 0x46, /* 2 */
Architect 0:5160597f3364 392 0x21, 0x41, 0x45, 0x4b, 0x31, /* 3 */
Architect 0:5160597f3364 393 0x18, 0x14, 0x12, 0x7f, 0x10, /* 4 */
Architect 0:5160597f3364 394 0x27, 0x45, 0x45, 0x45, 0x39, /* 5 */
Architect 0:5160597f3364 395 0x3c, 0x4a, 0x49, 0x49, 0x30, /* 6 */
Architect 0:5160597f3364 396 0x01, 0x71, 0x09, 0x05, 0x03, /* 7 */
Architect 0:5160597f3364 397 0x36, 0x49, 0x49, 0x49, 0x36, /* 8 */
Architect 0:5160597f3364 398 0x06, 0x49, 0x49, 0x29, 0x1e, /* 9 */
Architect 0:5160597f3364 399 0x00, 0x36, 0x36, 0x00, 0x00, /* : */
Architect 0:5160597f3364 400 0x00, 0x56, 0x36, 0x00, 0x00, /* ; */
Architect 0:5160597f3364 401 0x08, 0x14, 0x22, 0x41, 0x00, /* < */
Architect 0:5160597f3364 402 0x14, 0x14, 0x14, 0x14, 0x14, /* = */
Architect 0:5160597f3364 403 0x00, 0x41, 0x22, 0x14, 0x08, /* > */
Architect 0:5160597f3364 404 0x02, 0x01, 0x51, 0x09, 0x06, /* ? */
Architect 0:5160597f3364 405 0x3e, 0x41, 0x5d, 0x55, 0x1e, /* @ 0x40 */
Architect 0:5160597f3364 406 0x7e, 0x11, 0x11, 0x11, 0x7e, /* A */
Architect 0:5160597f3364 407 0x7f, 0x49, 0x49, 0x49, 0x36, /* B */
Architect 0:5160597f3364 408 0x3e, 0x41, 0x41, 0x41, 0x22, /* C */
Architect 0:5160597f3364 409 0x7f, 0x41, 0x41, 0x22, 0x1c, /* D */
Architect 0:5160597f3364 410 0x7f, 0x49, 0x49, 0x49, 0x41, /* E */
Architect 0:5160597f3364 411 0x7f, 0x09, 0x09, 0x09, 0x01, /* F */
Architect 0:5160597f3364 412 0x3e, 0x41, 0x49, 0x49, 0x7a, /* G */
Architect 0:5160597f3364 413 0x7f, 0x08, 0x08, 0x08, 0x7f, /* H */
Architect 0:5160597f3364 414 0x00, 0x41, 0x7f, 0x41, 0x00, /* I */
Architect 0:5160597f3364 415 0x20, 0x40, 0x41, 0x3f, 0x01, /* J */
Architect 0:5160597f3364 416 0x7f, 0x08, 0x14, 0x22, 0x41, /* K */
Architect 0:5160597f3364 417 0x7f, 0x40, 0x40, 0x40, 0x40, /* L */
Architect 0:5160597f3364 418 0x7f, 0x02, 0x0c, 0x02, 0x7f, /* M */
Architect 0:5160597f3364 419 0x7f, 0x04, 0x08, 0x10, 0x7f, /* N */
Architect 0:5160597f3364 420 0x3e, 0x41, 0x41, 0x41, 0x3e, /* O */
Architect 0:5160597f3364 421 0x7f, 0x09, 0x09, 0x09, 0x06, /* P 0x50 */
Architect 0:5160597f3364 422 0x3e, 0x41, 0x51, 0x21, 0x5e, /* Q */
Architect 0:5160597f3364 423 0x7f, 0x09, 0x19, 0x29, 0x46, /* R */
Architect 0:5160597f3364 424 0x26, 0x49, 0x49, 0x49, 0x32, /* S */
Architect 0:5160597f3364 425 0x01, 0x01, 0x7f, 0x01, 0x01, /* T */
Architect 0:5160597f3364 426 0x3f, 0x40, 0x40, 0x40, 0x3f, /* U */
Architect 0:5160597f3364 427 0x1f, 0x20, 0x40, 0x20, 0x1f, /* V */
Architect 0:5160597f3364 428 0x3f, 0x40, 0x38, 0x40, 0x3f, /* W */
Architect 0:5160597f3364 429 0x63, 0x14, 0x08, 0x14, 0x63, /* X */
Architect 0:5160597f3364 430 0x07, 0x08, 0x70, 0x08, 0x07, /* Y */
Architect 0:5160597f3364 431 0x61, 0x51, 0x49, 0x45, 0x43, /* Z */
Architect 0:5160597f3364 432 0x00, 0x7f, 0x41, 0x41, 0x00, /* [ */
Architect 0:5160597f3364 433 0x02, 0x04, 0x08, 0x10, 0x20, /* \ */
Architect 0:5160597f3364 434 0x00, 0x41, 0x41, 0x7f, 0x00, /* ] */
Architect 0:5160597f3364 435 0x04, 0x02, 0x01, 0x02, 0x04, /* ^ */
Architect 0:5160597f3364 436 0x40, 0x40, 0x40, 0x40, 0x40, /* _ */
Architect 0:5160597f3364 437 0x00, 0x00, 0x03, 0x05, 0x00, /* ` 0x60 */
Architect 0:5160597f3364 438 0x20, 0x54, 0x54, 0x54, 0x78, /* a */
Architect 0:5160597f3364 439 0x7F, 0x44, 0x44, 0x44, 0x38, /* b */
Architect 0:5160597f3364 440 0x38, 0x44, 0x44, 0x44, 0x44, /* c */
Architect 0:5160597f3364 441 0x38, 0x44, 0x44, 0x44, 0x7f, /* d */
Architect 0:5160597f3364 442 0x38, 0x54, 0x54, 0x54, 0x18, /* e */
Architect 0:5160597f3364 443 0x04, 0x04, 0x7e, 0x05, 0x05, /* f */
Architect 0:5160597f3364 444 0x08, 0x54, 0x54, 0x54, 0x3c, /* g */
Architect 0:5160597f3364 445 0x7f, 0x08, 0x04, 0x04, 0x78, /* h */
Architect 0:5160597f3364 446 0x00, 0x44, 0x7d, 0x40, 0x00, /* i */
Architect 0:5160597f3364 447 0x20, 0x40, 0x44, 0x3d, 0x00, /* j */
Architect 0:5160597f3364 448 0x7f, 0x10, 0x28, 0x44, 0x00, /* k */
Architect 0:5160597f3364 449 0x00, 0x41, 0x7f, 0x40, 0x00, /* l */
Architect 0:5160597f3364 450 0x7c, 0x04, 0x7c, 0x04, 0x78, /* m */
Architect 0:5160597f3364 451 0x7c, 0x08, 0x04, 0x04, 0x78, /* n */
Architect 0:5160597f3364 452 0x38, 0x44, 0x44, 0x44, 0x38, /* o */
Architect 0:5160597f3364 453 0x7c, 0x14, 0x14, 0x14, 0x08, /* p 0x70 */
Architect 0:5160597f3364 454 0x08, 0x14, 0x14, 0x14, 0x7c, /* q */
Architect 0:5160597f3364 455 0x7c, 0x08, 0x04, 0x04, 0x00, /* r */
Architect 0:5160597f3364 456 0x48, 0x54, 0x54, 0x54, 0x24, /* s */
Architect 0:5160597f3364 457 0x04, 0x04, 0x3f, 0x44, 0x44, /* t */
Architect 0:5160597f3364 458 0x3c, 0x40, 0x40, 0x20, 0x7c, /* u */
Architect 0:5160597f3364 459 0x1c, 0x20, 0x40, 0x20, 0x1c, /* v */
Architect 0:5160597f3364 460 0x3c, 0x40, 0x30, 0x40, 0x3c, /* w */
Architect 0:5160597f3364 461 0x44, 0x28, 0x10, 0x28, 0x44, /* x */
Architect 0:5160597f3364 462 0x0c, 0x50, 0x50, 0x50, 0x3c, /* y */
Architect 0:5160597f3364 463 0x44, 0x64, 0x54, 0x4c, 0x44, /* z */
Architect 0:5160597f3364 464 0x08, 0x36, 0x41, 0x41, 0x00, /* { */
Architect 0:5160597f3364 465 0x00, 0x00, 0x77, 0x00, 0x00, /* | */
Architect 0:5160597f3364 466 0x00, 0x41, 0x41, 0x36, 0x08, /* } */
Architect 0:5160597f3364 467 0x08, 0x08, 0x2a, 0x1c, 0x08 /* ~ */
Architect 0:5160597f3364 468 };
Architect 0:5160597f3364 469
Architect 0:5160597f3364 470 void DisplayN18::drawCharacter(int x, int y, const char character, unsigned short foreColor, unsigned short backColor, unsigned char fontSize) {
Architect 0:5160597f3364 471 if (character > 126 || character < 32)
Architect 0:5160597f3364 472 return;
Architect 0:5160597f3364 473
Architect 0:5160597f3364 474 unsigned short* horizontal = new unsigned short[DisplayN18::CHAR_HEIGHT * fontSize];
Architect 0:5160597f3364 475 for (int i = 0; i < DisplayN18::CHAR_WIDTH; i++) {
Architect 0:5160597f3364 476 for (int j = 0; j < DisplayN18::CHAR_HEIGHT; j++)
Architect 0:5160597f3364 477 for (int k = 0; k < fontSize; k++)
Architect 0:5160597f3364 478 horizontal[j * fontSize + k] = characters[(character - 32) * 5 + i] & (1 << j) ? foreColor : backColor;
Architect 0:5160597f3364 479
Architect 0:5160597f3364 480 for (int k = 0; k < fontSize; k++)
Architect 0:5160597f3364 481 this->draw(horizontal, x + i * fontSize + k, y, 1, DisplayN18::CHAR_HEIGHT * fontSize);
Architect 0:5160597f3364 482 }
Architect 0:5160597f3364 483
Architect 0:5160597f3364 484 for (int i = 0; i < DisplayN18::CHAR_HEIGHT; i++)
Architect 0:5160597f3364 485 for (int k = 0; k < fontSize; k++)
Architect 0:5160597f3364 486 horizontal[i * fontSize + k] = backColor;
Architect 0:5160597f3364 487
Architect 0:5160597f3364 488 for (int k = 0; k < fontSize; k++)
Architect 0:5160597f3364 489 this->draw(horizontal, x + DisplayN18::CHAR_WIDTH * fontSize + k, y, 1, DisplayN18::CHAR_HEIGHT * fontSize);
Architect 0:5160597f3364 490
Architect 0:5160597f3364 491 delete[] horizontal;
Architect 0:5160597f3364 492 }
Architect 0:5160597f3364 493
Architect 0:5160597f3364 494 void DisplayN18::drawString(int x, int y, const char* str, unsigned short foreColor, unsigned short backColor, unsigned char fontSize) {
Architect 0:5160597f3364 495 if (*str == '\0')
Architect 0:5160597f3364 496 return;
Architect 0:5160597f3364 497
Architect 0:5160597f3364 498 do {
Architect 0:5160597f3364 499 this->drawCharacter(x, y, *str, foreColor, backColor, fontSize);
Architect 0:5160597f3364 500
Architect 0:5160597f3364 501 x += (DisplayN18::CHAR_WIDTH + DisplayN18::CHAR_SPACING) * fontSize;
Architect 0:5160597f3364 502 } while (*(++str) != '\0');
Architect 0:5160597f3364 503 }