PB / DOGL128

C12832 by dreschpe modified to work with the DOGL128-6 LCD Display (ST7565R based)

Dependents:   DOGL128Test

Fork of C12832_lcd by Peter Drescher

DOGL128.cpp@15:2e1423772e77, 2016-07-16 (annotated)

Committer:
Sateg
Date:
Sat Jul 16 20:43:50 2016 +0000
Revision:
15:2e1423772e77
Parent:
14:a68c1c6d125a
Child:
16:3b6865c11663
Rewrote LCD configuration.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Sateg 15:2e1423772e77 1 /* mbed library DOGL128-6 128*64 pixel LCD
Sateg 15:2e1423772e77 2 * Copyright (c) 2012 Peter Drescher - DC2PD,
Sateg 15:2e1423772e77 3 * Copyright (c) 2016 Łukasz Godziejewski
Sateg 15:2e1423772e77 4 *
Sateg 15:2e1423772e77 5 * MIT License
dreschpe 0:4bbc531be6e2 6 */
dreschpe 0:4bbc531be6e2 7
dreschpe 0:4bbc531be6e2 8 // optional defines :
dreschpe 3:468cdccff7af 9 // #define debug_lcd 1
dreschpe 0:4bbc531be6e2 10
Sateg 13:2742c45bc9bc 11 #include "DOGL128.h"
dreschpe 0:4bbc531be6e2 12 #include "mbed.h"
dreschpe 0:4bbc531be6e2 13 #include "stdio.h"
dreschpe 3:468cdccff7af 14 #include "Small_7.h"
dreschpe 0:4bbc531be6e2 15
dreschpe 0:4bbc531be6e2 16 #define BPP 1 // Bits per pixel
dreschpe 0:4bbc531be6e2 17
Sateg 14:a68c1c6d125a 18 DOGL128::DOGL128(const char* name)
Sateg 11:045ceacdd1af 19 : GraphicsDisplay(name), _spi(SPI_MOSI, NC, SPI_SCK), _reset(D7), _A0(D9), _CS(D8)
dreschpe 0:4bbc531be6e2 20 {
dreschpe 0:4bbc531be6e2 21 orientation = 1;
Sateg 15:2e1423772e77 22 contrast = 16;
dreschpe 0:4bbc531be6e2 23 draw_mode = NORMAL;
dreschpe 0:4bbc531be6e2 24 char_x = 0;
dreschpe 0:4bbc531be6e2 25 lcd_reset();
dreschpe 0:4bbc531be6e2 26 }
dreschpe 0:4bbc531be6e2 27
Sateg 14:a68c1c6d125a 28 int DOGL128::width()
dreschpe 0:4bbc531be6e2 29 {
Sateg 11:045ceacdd1af 30 if (orientation == 0 || orientation == 2) return 64;
dreschpe 0:4bbc531be6e2 31 else return 128;
dreschpe 0:4bbc531be6e2 32 }
dreschpe 0:4bbc531be6e2 33
Sateg 14:a68c1c6d125a 34 int DOGL128::height()
dreschpe 0:4bbc531be6e2 35 {
dreschpe 0:4bbc531be6e2 36 if (orientation == 0 || orientation == 2) return 128;
Sateg 11:045ceacdd1af 37 else return 64;
dreschpe 0:4bbc531be6e2 38 }
dreschpe 0:4bbc531be6e2 39
dreschpe 0:4bbc531be6e2 40
Sateg 14:a68c1c6d125a 41 /*void DOGL128::set_orientation(unsigned int o)
dreschpe 0:4bbc531be6e2 42 {
dreschpe 0:4bbc531be6e2 43 orientation = o;
dreschpe 0:4bbc531be6e2 44 switch (o) {
dreschpe 0:4bbc531be6e2 45 case (0):
dreschpe 0:4bbc531be6e2 46 wr_cmd(0xA0);
dreschpe 0:4bbc531be6e2 47 wr_cmd(0xC0);
dreschpe 0:4bbc531be6e2 48 break;
dreschpe 0:4bbc531be6e2 49 case (1):
dreschpe 0:4bbc531be6e2 50 wr_cmd(0xA0);
dreschpe 0:4bbc531be6e2 51 wr_cmd(0xC8);
dreschpe 0:4bbc531be6e2 52 break;
dreschpe 0:4bbc531be6e2 53 case (2):
dreschpe 0:4bbc531be6e2 54 wr_cmd(0xA1);
dreschpe 0:4bbc531be6e2 55 wr_cmd(0xC8);
dreschpe 0:4bbc531be6e2 56 break;
dreschpe 0:4bbc531be6e2 57 case (3):
dreschpe 0:4bbc531be6e2 58 wr_cmd(0xA1);
dreschpe 0:4bbc531be6e2 59 wr_cmd(0xC0);
dreschpe 0:4bbc531be6e2 60 break;
dreschpe 0:4bbc531be6e2 61 }
dreschpe 0:4bbc531be6e2 62 }
dreschpe 0:4bbc531be6e2 63
dreschpe 1:66dd8afbfd06 64 */
dreschpe 1:66dd8afbfd06 65
Sateg 14:a68c1c6d125a 66 void DOGL128::invert(unsigned int o)
dreschpe 0:4bbc531be6e2 67 {
Sateg 15:2e1423772e77 68 if(o == 0) wr_cmd(kDisplayModeNormal);
Sateg 15:2e1423772e77 69 else wr_cmd(kDisplayModeReverse);
dreschpe 0:4bbc531be6e2 70 }
dreschpe 0:4bbc531be6e2 71
dreschpe 0:4bbc531be6e2 72
Sateg 14:a68c1c6d125a 73 void DOGL128::set_contrast(unsigned int o)
dreschpe 0:4bbc531be6e2 74 {
dreschpe 1:66dd8afbfd06 75 contrast = o;
Sateg 15:2e1423772e77 76 wr_cmd(kSetContrast);
Sateg 15:2e1423772e77 77 // only bits 0 - 5.
dreschpe 2:bdc53502af17 78 wr_cmd(o & 0x3F);
dreschpe 0:4bbc531be6e2 79 }
dreschpe 0:4bbc531be6e2 80
Sateg 14:a68c1c6d125a 81 unsigned int DOGL128::get_contrast(void)
dreschpe 1:66dd8afbfd06 82 {
dreschpe 1:66dd8afbfd06 83 return(contrast);
dreschpe 1:66dd8afbfd06 84 }
dreschpe 1:66dd8afbfd06 85
dreschpe 0:4bbc531be6e2 86
dreschpe 0:4bbc531be6e2 87 // write command to lcd controller
dreschpe 0:4bbc531be6e2 88
Sateg 14:a68c1c6d125a 89 void DOGL128::wr_cmd(unsigned char cmd)
dreschpe 0:4bbc531be6e2 90 {
dreschpe 0:4bbc531be6e2 91 _A0 = 0;
dreschpe 0:4bbc531be6e2 92 _CS = 0;
dreschpe 2:bdc53502af17 93 _spi.write(cmd);
dreschpe 7:0f5a3b0f3cab 94 _CS = 1;
dreschpe 0:4bbc531be6e2 95 }
dreschpe 0:4bbc531be6e2 96
dreschpe 0:4bbc531be6e2 97 // write data to lcd controller
dreschpe 0:4bbc531be6e2 98
Sateg 14:a68c1c6d125a 99 void DOGL128::wr_dat(unsigned char dat)
dreschpe 0:4bbc531be6e2 100 {
dreschpe 0:4bbc531be6e2 101 _A0 = 1;
dreschpe 0:4bbc531be6e2 102 _CS = 0;
dreschpe 2:bdc53502af17 103 _spi.write(dat);
dreschpe 0:4bbc531be6e2 104 _CS = 1;
dreschpe 0:4bbc531be6e2 105 }
dreschpe 0:4bbc531be6e2 106
dreschpe 0:4bbc531be6e2 107 // reset and init the lcd controller
dreschpe 0:4bbc531be6e2 108
Sateg 15:2e1423772e77 109 void DOGL128::configure()
Sateg 15:2e1423772e77 110 {
Sateg 15:2e1423772e77 111 // init taken from official DOGL Arduino library, values:
Sateg 15:2e1423772e77 112 // 0x40, 0xA1, 0xC0, 0xA6, 0xA2, 0x2F, 0xF8, 0x00, 0x27, 0x81, 0x10, 0xAC, 0x00, 0xAF
Sateg 15:2e1423772e77 113
Sateg 15:2e1423772e77 114 wr_cmd(0x40); // start line = 0
Sateg 15:2e1423772e77 115 wr_cmd(kADCModeReverse);
Sateg 15:2e1423772e77 116 wr_cmd(kCommonOutputModeNormal);
Sateg 15:2e1423772e77 117 wr_cmd(kDisplayModeNormal);
Sateg 15:2e1423772e77 118 wr_cmd(kLCDBiasOneNinth);
Sateg 15:2e1423772e77 119
Sateg 15:2e1423772e77 120 wr_cmd(0x2F); // power on
Sateg 15:2e1423772e77 121 wr_cmd(0xF8); // set booster ratio
Sateg 15:2e1423772e77 122 wr_cmd(0x00); // to 2x, 3x, 4x
Sateg 15:2e1423772e77 123
Sateg 15:2e1423772e77 124 wr_cmd(0x27); // resistor ratio set to 6.5
Sateg 15:2e1423772e77 125
Sateg 15:2e1423772e77 126 wr_cmd(kSetContrast);
Sateg 15:2e1423772e77 127 wr_cmd(0x10); // set optimal contrast
Sateg 15:2e1423772e77 128
Sateg 15:2e1423772e77 129 wr_cmd(kStaticIndicatorOff);
Sateg 15:2e1423772e77 130 wr_cmd(0x00); // static indicator register (?)
Sateg 15:2e1423772e77 131
Sateg 15:2e1423772e77 132 wr_cmd(kDisplayOn);
Sateg 15:2e1423772e77 133 }
Sateg 15:2e1423772e77 134
Sateg 14:a68c1c6d125a 135 void DOGL128::lcd_reset()
dreschpe 0:4bbc531be6e2 136 {
dreschpe 0:4bbc531be6e2 137
dreschpe 0:4bbc531be6e2 138 _spi.format(8,3); // 8 bit spi mode 3
dreschpe 0:4bbc531be6e2 139 _spi.frequency(20000000); // 19,2 Mhz SPI clock
Sateg 15:2e1423772e77 140
Sateg 15:2e1423772e77 141 //wr_cmd(kReset);
Sateg 15:2e1423772e77 142
dreschpe 0:4bbc531be6e2 143 wait_ms(5);
dreschpe 0:4bbc531be6e2 144
dreschpe 0:4bbc531be6e2 145 /* Start Initial Sequence ----------------------------------------------------*/
Sateg 15:2e1423772e77 146 configure();
dreschpe 0:4bbc531be6e2 147
dreschpe 0:4bbc531be6e2 148 // clear and update LCD
Sateg 11:045ceacdd1af 149 memset(buffer,0x00,1024); // clear display buffer
dreschpe 0:4bbc531be6e2 150 copy_to_lcd();
dreschpe 3:468cdccff7af 151 auto_up = 1; // switch on auto update
sam_grove 10:8f86576007d6 152 // dont do this by default. Make the user call
sam_grove 10:8f86576007d6 153 //claim(stdout); // redirekt printf to lcd
dreschpe 3:468cdccff7af 154 locate(0,0);
dreschpe 7:0f5a3b0f3cab 155 set_font((unsigned char*)Small_7); // standart font
dreschpe 0:4bbc531be6e2 156 }
dreschpe 0:4bbc531be6e2 157
dreschpe 0:4bbc531be6e2 158 // set one pixel in buffer
dreschpe 0:4bbc531be6e2 159
Sateg 14:a68c1c6d125a 160 void DOGL128::pixel(int x, int y, int color)
dreschpe 0:4bbc531be6e2 161 {
dreschpe 0:4bbc531be6e2 162 // first check parameter
Sateg 11:045ceacdd1af 163 if(x > 128 || y > 64 || x < 0 || y < 0) return;
dreschpe 0:4bbc531be6e2 164
dreschpe 0:4bbc531be6e2 165 if(draw_mode == NORMAL) {
dreschpe 0:4bbc531be6e2 166 if(color == 0)
dreschpe 0:4bbc531be6e2 167 buffer[x + ((y/8) * 128)] &= ~(1 << (y%8)); // erase pixel
dreschpe 0:4bbc531be6e2 168 else
dreschpe 0:4bbc531be6e2 169 buffer[x + ((y/8) * 128)] |= (1 << (y%8)); // set pixel
dreschpe 0:4bbc531be6e2 170 } else { // XOR mode
dreschpe 0:4bbc531be6e2 171 if(color == 1)
dreschpe 0:4bbc531be6e2 172 buffer[x + ((y/8) * 128)] ^= (1 << (y%8)); // xor pixel
dreschpe 0:4bbc531be6e2 173 }
dreschpe 0:4bbc531be6e2 174 }
dreschpe 0:4bbc531be6e2 175
Sateg 15:2e1423772e77 176 void DOGL128::write_to_page(uint8_t page_number)
dreschpe 0:4bbc531be6e2 177 {
dreschpe 0:4bbc531be6e2 178 wr_cmd(0x00); // set column low nibble 0
dreschpe 0:4bbc531be6e2 179 wr_cmd(0x10); // set column hi nibble 0
Sateg 15:2e1423772e77 180 wr_cmd(0xB0 | page_number); // set page address
Sateg 11:045ceacdd1af 181
Sateg 15:2e1423772e77 182 for (int i = 128 * page_number; i < 128 * (page_number + 1); ++i) {
dreschpe 2:bdc53502af17 183 wr_dat(buffer[i]);
Sateg 15:2e1423772e77 184 }
Sateg 15:2e1423772e77 185 }
dreschpe 2:bdc53502af17 186
Sateg 15:2e1423772e77 187 // update lcd
Sateg 15:2e1423772e77 188 void DOGL128::copy_to_lcd(void)
Sateg 15:2e1423772e77 189 {
Sateg 15:2e1423772e77 190 for (uint8_t i = 0; i < kPageCount; ++i) {
Sateg 15:2e1423772e77 191 write_to_page(i);
Sateg 15:2e1423772e77 192 }
dreschpe 0:4bbc531be6e2 193 }
dreschpe 0:4bbc531be6e2 194
Sateg 14:a68c1c6d125a 195 void DOGL128::cls(void)
Sateg 15:2e1423772e77 196 {
Sateg 11:045ceacdd1af 197 memset(buffer,0x00,1024); // clear display buffer
Sateg 15:2e1423772e77 198 copy_to_lcd();
dreschpe 0:4bbc531be6e2 199 }
dreschpe 0:4bbc531be6e2 200
dreschpe 0:4bbc531be6e2 201
Sateg 14:a68c1c6d125a 202 void DOGL128::line(int x0, int y0, int x1, int y1, int color)
dreschpe 0:4bbc531be6e2 203 {
dreschpe 0:4bbc531be6e2 204 int dx = 0, dy = 0;
dreschpe 0:4bbc531be6e2 205 int dx_sym = 0, dy_sym = 0;
dreschpe 0:4bbc531be6e2 206 int dx_x2 = 0, dy_x2 = 0;
dreschpe 0:4bbc531be6e2 207 int di = 0;
dreschpe 0:4bbc531be6e2 208
dreschpe 0:4bbc531be6e2 209 dx = x1-x0;
dreschpe 0:4bbc531be6e2 210 dy = y1-y0;
dreschpe 0:4bbc531be6e2 211
dreschpe 0:4bbc531be6e2 212 // if (dx == 0) { /* vertical line */
dreschpe 0:4bbc531be6e2 213 // if (y1 > y0) vline(x0,y0,y1,color);
dreschpe 0:4bbc531be6e2 214 // else vline(x0,y1,y0,color);
dreschpe 0:4bbc531be6e2 215 // return;
dreschpe 0:4bbc531be6e2 216 // }
dreschpe 0:4bbc531be6e2 217
dreschpe 0:4bbc531be6e2 218 if (dx > 0) {
dreschpe 0:4bbc531be6e2 219 dx_sym = 1;
dreschpe 0:4bbc531be6e2 220 } else {
dreschpe 0:4bbc531be6e2 221 dx_sym = -1;
dreschpe 0:4bbc531be6e2 222 }
dreschpe 0:4bbc531be6e2 223 // if (dy == 0) { /* horizontal line */
dreschpe 0:4bbc531be6e2 224 // if (x1 > x0) hline(x0,x1,y0,color);
dreschpe 0:4bbc531be6e2 225 // else hline(x1,x0,y0,color);
dreschpe 0:4bbc531be6e2 226 // return;
dreschpe 0:4bbc531be6e2 227 // }
dreschpe 0:4bbc531be6e2 228
dreschpe 0:4bbc531be6e2 229 if (dy > 0) {
dreschpe 0:4bbc531be6e2 230 dy_sym = 1;
dreschpe 0:4bbc531be6e2 231 } else {
dreschpe 0:4bbc531be6e2 232 dy_sym = -1;
dreschpe 0:4bbc531be6e2 233 }
dreschpe 0:4bbc531be6e2 234
dreschpe 0:4bbc531be6e2 235 dx = dx_sym*dx;
dreschpe 0:4bbc531be6e2 236 dy = dy_sym*dy;
dreschpe 0:4bbc531be6e2 237
dreschpe 0:4bbc531be6e2 238 dx_x2 = dx*2;
dreschpe 0:4bbc531be6e2 239 dy_x2 = dy*2;
dreschpe 0:4bbc531be6e2 240
dreschpe 0:4bbc531be6e2 241 if (dx >= dy) {
dreschpe 0:4bbc531be6e2 242 di = dy_x2 - dx;
dreschpe 0:4bbc531be6e2 243 while (x0 != x1) {
dreschpe 0:4bbc531be6e2 244
dreschpe 0:4bbc531be6e2 245 pixel(x0, y0, color);
dreschpe 0:4bbc531be6e2 246 x0 += dx_sym;
dreschpe 0:4bbc531be6e2 247 if (di<0) {
dreschpe 0:4bbc531be6e2 248 di += dy_x2;
dreschpe 0:4bbc531be6e2 249 } else {
dreschpe 0:4bbc531be6e2 250 di += dy_x2 - dx_x2;
dreschpe 0:4bbc531be6e2 251 y0 += dy_sym;
dreschpe 0:4bbc531be6e2 252 }
dreschpe 0:4bbc531be6e2 253 }
dreschpe 0:4bbc531be6e2 254 pixel(x0, y0, color);
dreschpe 0:4bbc531be6e2 255 } else {
dreschpe 0:4bbc531be6e2 256 di = dx_x2 - dy;
dreschpe 0:4bbc531be6e2 257 while (y0 != y1) {
dreschpe 0:4bbc531be6e2 258 pixel(x0, y0, color);
dreschpe 0:4bbc531be6e2 259 y0 += dy_sym;
dreschpe 0:4bbc531be6e2 260 if (di < 0) {
dreschpe 0:4bbc531be6e2 261 di += dx_x2;
dreschpe 0:4bbc531be6e2 262 } else {
dreschpe 0:4bbc531be6e2 263 di += dx_x2 - dy_x2;
dreschpe 0:4bbc531be6e2 264 x0 += dx_sym;
dreschpe 0:4bbc531be6e2 265 }
dreschpe 0:4bbc531be6e2 266 }
dreschpe 0:4bbc531be6e2 267 pixel(x0, y0, color);
dreschpe 0:4bbc531be6e2 268 }
dreschpe 3:468cdccff7af 269 if(auto_up) copy_to_lcd();
dreschpe 0:4bbc531be6e2 270 }
dreschpe 0:4bbc531be6e2 271
Sateg 14:a68c1c6d125a 272 void DOGL128::rect(int x0, int y0, int x1, int y1, int color)
dreschpe 0:4bbc531be6e2 273 {
dreschpe 0:4bbc531be6e2 274
dreschpe 0:4bbc531be6e2 275 if (x1 > x0) line(x0,y0,x1,y0,color);
dreschpe 0:4bbc531be6e2 276 else line(x1,y0,x0,y0,color);
dreschpe 0:4bbc531be6e2 277
dreschpe 0:4bbc531be6e2 278 if (y1 > y0) line(x0,y0,x0,y1,color);
dreschpe 0:4bbc531be6e2 279 else line(x0,y1,x0,y0,color);
dreschpe 0:4bbc531be6e2 280
dreschpe 0:4bbc531be6e2 281 if (x1 > x0) line(x0,y1,x1,y1,color);
dreschpe 0:4bbc531be6e2 282 else line(x1,y1,x0,y1,color);
dreschpe 0:4bbc531be6e2 283
dreschpe 0:4bbc531be6e2 284 if (y1 > y0) line(x1,y0,x1,y1,color);
dreschpe 0:4bbc531be6e2 285 else line(x1,y1,x1,y0,color);
dreschpe 0:4bbc531be6e2 286
dreschpe 3:468cdccff7af 287 if(auto_up) copy_to_lcd();
dreschpe 0:4bbc531be6e2 288 }
dreschpe 0:4bbc531be6e2 289
Sateg 14:a68c1c6d125a 290 void DOGL128::fillrect(int x0, int y0, int x1, int y1, int color)
dreschpe 0:4bbc531be6e2 291 {
dreschpe 0:4bbc531be6e2 292 int l,c,i;
dreschpe 0:4bbc531be6e2 293 if(x0 > x1) {
dreschpe 0:4bbc531be6e2 294 i = x0;
dreschpe 0:4bbc531be6e2 295 x0 = x1;
dreschpe 0:4bbc531be6e2 296 x1 = i;
dreschpe 0:4bbc531be6e2 297 }
dreschpe 0:4bbc531be6e2 298
dreschpe 0:4bbc531be6e2 299 if(y0 > y1) {
dreschpe 0:4bbc531be6e2 300 i = y0;
dreschpe 0:4bbc531be6e2 301 y0 = y1;
dreschpe 0:4bbc531be6e2 302 y1 = i;
dreschpe 0:4bbc531be6e2 303 }
dreschpe 0:4bbc531be6e2 304
dreschpe 0:4bbc531be6e2 305 for(l = x0; l<= x1; l ++) {
dreschpe 0:4bbc531be6e2 306 for(c = y0; c<= y1; c++) {
dreschpe 0:4bbc531be6e2 307 pixel(l,c,color);
dreschpe 0:4bbc531be6e2 308 }
dreschpe 0:4bbc531be6e2 309 }
dreschpe 3:468cdccff7af 310 if(auto_up) copy_to_lcd();
dreschpe 0:4bbc531be6e2 311 }
dreschpe 0:4bbc531be6e2 312
dreschpe 0:4bbc531be6e2 313
dreschpe 0:4bbc531be6e2 314
Sateg 14:a68c1c6d125a 315 void DOGL128::circle(int x0, int y0, int r, int color)
dreschpe 0:4bbc531be6e2 316 {
dreschpe 0:4bbc531be6e2 317
dreschpe 0:4bbc531be6e2 318 int draw_x0, draw_y0;
dreschpe 0:4bbc531be6e2 319 int draw_x1, draw_y1;
dreschpe 0:4bbc531be6e2 320 int draw_x2, draw_y2;
dreschpe 0:4bbc531be6e2 321 int draw_x3, draw_y3;
dreschpe 0:4bbc531be6e2 322 int draw_x4, draw_y4;
dreschpe 0:4bbc531be6e2 323 int draw_x5, draw_y5;
dreschpe 0:4bbc531be6e2 324 int draw_x6, draw_y6;
dreschpe 0:4bbc531be6e2 325 int draw_x7, draw_y7;
dreschpe 0:4bbc531be6e2 326 int xx, yy;
dreschpe 0:4bbc531be6e2 327 int di;
dreschpe 0:4bbc531be6e2 328 //WindowMax();
dreschpe 0:4bbc531be6e2 329 if (r == 0) { /* no radius */
dreschpe 0:4bbc531be6e2 330 return;
dreschpe 0:4bbc531be6e2 331 }
dreschpe 0:4bbc531be6e2 332
dreschpe 0:4bbc531be6e2 333 draw_x0 = draw_x1 = x0;
dreschpe 0:4bbc531be6e2 334 draw_y0 = draw_y1 = y0 + r;
dreschpe 0:4bbc531be6e2 335 if (draw_y0 < height()) {
dreschpe 0:4bbc531be6e2 336 pixel(draw_x0, draw_y0, color); /* 90 degree */
dreschpe 0:4bbc531be6e2 337 }
dreschpe 0:4bbc531be6e2 338
dreschpe 0:4bbc531be6e2 339 draw_x2 = draw_x3 = x0;
dreschpe 0:4bbc531be6e2 340 draw_y2 = draw_y3 = y0 - r;
dreschpe 0:4bbc531be6e2 341 if (draw_y2 >= 0) {
dreschpe 0:4bbc531be6e2 342 pixel(draw_x2, draw_y2, color); /* 270 degree */
dreschpe 0:4bbc531be6e2 343 }
dreschpe 0:4bbc531be6e2 344
dreschpe 0:4bbc531be6e2 345 draw_x4 = draw_x6 = x0 + r;
dreschpe 0:4bbc531be6e2 346 draw_y4 = draw_y6 = y0;
dreschpe 0:4bbc531be6e2 347 if (draw_x4 < width()) {
dreschpe 0:4bbc531be6e2 348 pixel(draw_x4, draw_y4, color); /* 0 degree */
dreschpe 0:4bbc531be6e2 349 }
dreschpe 0:4bbc531be6e2 350
dreschpe 0:4bbc531be6e2 351 draw_x5 = draw_x7 = x0 - r;
dreschpe 0:4bbc531be6e2 352 draw_y5 = draw_y7 = y0;
dreschpe 0:4bbc531be6e2 353 if (draw_x5>=0) {
dreschpe 0:4bbc531be6e2 354 pixel(draw_x5, draw_y5, color); /* 180 degree */
dreschpe 0:4bbc531be6e2 355 }
dreschpe 0:4bbc531be6e2 356
dreschpe 0:4bbc531be6e2 357 if (r == 1) {
dreschpe 0:4bbc531be6e2 358 return;
dreschpe 0:4bbc531be6e2 359 }
dreschpe 0:4bbc531be6e2 360
dreschpe 0:4bbc531be6e2 361 di = 3 - 2*r;
dreschpe 0:4bbc531be6e2 362 xx = 0;
dreschpe 0:4bbc531be6e2 363 yy = r;
dreschpe 0:4bbc531be6e2 364 while (xx < yy) {
dreschpe 0:4bbc531be6e2 365
dreschpe 0:4bbc531be6e2 366 if (di < 0) {
dreschpe 0:4bbc531be6e2 367 di += 4*xx + 6;
dreschpe 0:4bbc531be6e2 368 } else {
dreschpe 0:4bbc531be6e2 369 di += 4*(xx - yy) + 10;
dreschpe 0:4bbc531be6e2 370 yy--;
dreschpe 0:4bbc531be6e2 371 draw_y0--;
dreschpe 0:4bbc531be6e2 372 draw_y1--;
dreschpe 0:4bbc531be6e2 373 draw_y2++;
dreschpe 0:4bbc531be6e2 374 draw_y3++;
dreschpe 0:4bbc531be6e2 375 draw_x4--;
dreschpe 0:4bbc531be6e2 376 draw_x5++;
dreschpe 0:4bbc531be6e2 377 draw_x6--;
dreschpe 0:4bbc531be6e2 378 draw_x7++;
dreschpe 0:4bbc531be6e2 379 }
dreschpe 0:4bbc531be6e2 380 xx++;
dreschpe 0:4bbc531be6e2 381 draw_x0++;
dreschpe 0:4bbc531be6e2 382 draw_x1--;
dreschpe 0:4bbc531be6e2 383 draw_x2++;
dreschpe 0:4bbc531be6e2 384 draw_x3--;
dreschpe 0:4bbc531be6e2 385 draw_y4++;
dreschpe 0:4bbc531be6e2 386 draw_y5++;
dreschpe 0:4bbc531be6e2 387 draw_y6--;
dreschpe 0:4bbc531be6e2 388 draw_y7--;
dreschpe 0:4bbc531be6e2 389
dreschpe 0:4bbc531be6e2 390 if ( (draw_x0 <= width()) && (draw_y0>=0) ) {
dreschpe 0:4bbc531be6e2 391 pixel(draw_x0, draw_y0, color);
dreschpe 0:4bbc531be6e2 392 }
dreschpe 0:4bbc531be6e2 393
dreschpe 0:4bbc531be6e2 394 if ( (draw_x1 >= 0) && (draw_y1 >= 0) ) {
dreschpe 0:4bbc531be6e2 395 pixel(draw_x1, draw_y1, color);
dreschpe 0:4bbc531be6e2 396 }
dreschpe 0:4bbc531be6e2 397
dreschpe 0:4bbc531be6e2 398 if ( (draw_x2 <= width()) && (draw_y2 <= height()) ) {
dreschpe 0:4bbc531be6e2 399 pixel(draw_x2, draw_y2, color);
dreschpe 0:4bbc531be6e2 400 }
dreschpe 0:4bbc531be6e2 401
dreschpe 0:4bbc531be6e2 402 if ( (draw_x3 >=0 ) && (draw_y3 <= height()) ) {
dreschpe 0:4bbc531be6e2 403 pixel(draw_x3, draw_y3, color);
dreschpe 0:4bbc531be6e2 404 }
dreschpe 0:4bbc531be6e2 405
dreschpe 0:4bbc531be6e2 406 if ( (draw_x4 <= width()) && (draw_y4 >= 0) ) {
dreschpe 0:4bbc531be6e2 407 pixel(draw_x4, draw_y4, color);
dreschpe 0:4bbc531be6e2 408 }
dreschpe 0:4bbc531be6e2 409
dreschpe 0:4bbc531be6e2 410 if ( (draw_x5 >= 0) && (draw_y5 >= 0) ) {
dreschpe 0:4bbc531be6e2 411 pixel(draw_x5, draw_y5, color);
dreschpe 0:4bbc531be6e2 412 }
dreschpe 0:4bbc531be6e2 413 if ( (draw_x6 <=width()) && (draw_y6 <= height()) ) {
dreschpe 0:4bbc531be6e2 414 pixel(draw_x6, draw_y6, color);
dreschpe 0:4bbc531be6e2 415 }
dreschpe 0:4bbc531be6e2 416 if ( (draw_x7 >= 0) && (draw_y7 <= height()) ) {
dreschpe 0:4bbc531be6e2 417 pixel(draw_x7, draw_y7, color);
dreschpe 0:4bbc531be6e2 418 }
dreschpe 0:4bbc531be6e2 419 }
dreschpe 3:468cdccff7af 420 if(auto_up) copy_to_lcd();
dreschpe 0:4bbc531be6e2 421 }
dreschpe 0:4bbc531be6e2 422
Sateg 14:a68c1c6d125a 423 void DOGL128::fillcircle(int x, int y, int r, int color)
dreschpe 0:4bbc531be6e2 424 {
dreschpe 3:468cdccff7af 425 int i,up;
dreschpe 3:468cdccff7af 426 up = auto_up;
dreschpe 3:468cdccff7af 427 auto_up = 0; // off
dreschpe 0:4bbc531be6e2 428 for (i = 0; i <= r; i++)
dreschpe 0:4bbc531be6e2 429 circle(x,y,i,color);
dreschpe 3:468cdccff7af 430 auto_up = up;
dreschpe 7:0f5a3b0f3cab 431 if(auto_up) copy_to_lcd();
dreschpe 0:4bbc531be6e2 432 }
dreschpe 0:4bbc531be6e2 433
Sateg 14:a68c1c6d125a 434 void DOGL128::setmode(int mode)
dreschpe 0:4bbc531be6e2 435 {
dreschpe 0:4bbc531be6e2 436 draw_mode = mode;
dreschpe 0:4bbc531be6e2 437 }
dreschpe 0:4bbc531be6e2 438
Sateg 14:a68c1c6d125a 439 void DOGL128::locate(int x, int y)
dreschpe 0:4bbc531be6e2 440 {
dreschpe 0:4bbc531be6e2 441 char_x = x;
dreschpe 0:4bbc531be6e2 442 char_y = y;
dreschpe 0:4bbc531be6e2 443 }
dreschpe 0:4bbc531be6e2 444
dreschpe 0:4bbc531be6e2 445
dreschpe 0:4bbc531be6e2 446
Sateg 14:a68c1c6d125a 447 int DOGL128::columns()
dreschpe 0:4bbc531be6e2 448 {
dreschpe 0:4bbc531be6e2 449 return width() / font[1];
dreschpe 0:4bbc531be6e2 450 }
dreschpe 0:4bbc531be6e2 451
dreschpe 0:4bbc531be6e2 452
dreschpe 0:4bbc531be6e2 453
Sateg 14:a68c1c6d125a 454 int DOGL128::rows()
dreschpe 0:4bbc531be6e2 455 {
dreschpe 0:4bbc531be6e2 456 return height() / font[2];
dreschpe 0:4bbc531be6e2 457 }
dreschpe 0:4bbc531be6e2 458
dreschpe 0:4bbc531be6e2 459
dreschpe 0:4bbc531be6e2 460
Sateg 14:a68c1c6d125a 461 int DOGL128::_putc(int value)
dreschpe 0:4bbc531be6e2 462 {
dreschpe 0:4bbc531be6e2 463 if (value == '\n') { // new line
dreschpe 0:4bbc531be6e2 464 char_x = 0;
dreschpe 0:4bbc531be6e2 465 char_y = char_y + font[2];
dreschpe 0:4bbc531be6e2 466 if (char_y >= height() - font[2]) {
dreschpe 0:4bbc531be6e2 467 char_y = 0;
dreschpe 0:4bbc531be6e2 468 }
dreschpe 0:4bbc531be6e2 469 } else {
dreschpe 0:4bbc531be6e2 470 character(char_x, char_y, value);
dreschpe 3:468cdccff7af 471 if(auto_up) copy_to_lcd();
dreschpe 0:4bbc531be6e2 472 }
dreschpe 0:4bbc531be6e2 473 return value;
dreschpe 0:4bbc531be6e2 474 }
dreschpe 0:4bbc531be6e2 475
Sateg 14:a68c1c6d125a 476 void DOGL128::character(int x, int y, int c)
dreschpe 0:4bbc531be6e2 477 {
dreschpe 0:4bbc531be6e2 478 unsigned int hor,vert,offset,bpl,j,i,b;
dreschpe 0:4bbc531be6e2 479 unsigned char* zeichen;
dreschpe 0:4bbc531be6e2 480 unsigned char z,w;
dreschpe 0:4bbc531be6e2 481
dreschpe 0:4bbc531be6e2 482 if ((c < 31) || (c > 127)) return; // test char range
dreschpe 0:4bbc531be6e2 483
dreschpe 0:4bbc531be6e2 484 // read font parameter from start of array
dreschpe 0:4bbc531be6e2 485 offset = font[0]; // bytes / char
dreschpe 0:4bbc531be6e2 486 hor = font[1]; // get hor size of font
dreschpe 0:4bbc531be6e2 487 vert = font[2]; // get vert size of font
dreschpe 0:4bbc531be6e2 488 bpl = font[3]; // bytes per line
dreschpe 0:4bbc531be6e2 489
dreschpe 0:4bbc531be6e2 490 if (char_x + hor > width()) {
dreschpe 0:4bbc531be6e2 491 char_x = 0;
dreschpe 0:4bbc531be6e2 492 char_y = char_y + vert;
dreschpe 0:4bbc531be6e2 493 if (char_y >= height() - font[2]) {
dreschpe 0:4bbc531be6e2 494 char_y = 0;
dreschpe 0:4bbc531be6e2 495 }
dreschpe 0:4bbc531be6e2 496 }
dreschpe 0:4bbc531be6e2 497
dreschpe 0:4bbc531be6e2 498 zeichen = &font[((c -32) * offset) + 4]; // start of char bitmap
dreschpe 0:4bbc531be6e2 499 w = zeichen[0]; // width of actual char
dreschpe 0:4bbc531be6e2 500 // construct the char into the buffer
dreschpe 0:4bbc531be6e2 501 for (j=0; j<vert; j++) { // vert line
dreschpe 0:4bbc531be6e2 502 for (i=0; i<hor; i++) { // horz line
dreschpe 0:4bbc531be6e2 503 z = zeichen[bpl * i + ((j & 0xF8) >> 3)+1];
dreschpe 0:4bbc531be6e2 504 b = 1 << (j & 0x07);
dreschpe 0:4bbc531be6e2 505 if (( z & b ) == 0x00) {
dreschpe 0:4bbc531be6e2 506 pixel(x+i,y+j,0);
dreschpe 0:4bbc531be6e2 507 } else {
dreschpe 0:4bbc531be6e2 508 pixel(x+i,y+j,1);
dreschpe 0:4bbc531be6e2 509 }
dreschpe 0:4bbc531be6e2 510
dreschpe 0:4bbc531be6e2 511 }
dreschpe 0:4bbc531be6e2 512 }
dreschpe 0:4bbc531be6e2 513
dreschpe 0:4bbc531be6e2 514 char_x += w;
dreschpe 0:4bbc531be6e2 515 }
dreschpe 0:4bbc531be6e2 516
dreschpe 0:4bbc531be6e2 517
Sateg 14:a68c1c6d125a 518 void DOGL128::set_font(unsigned char* f)
dreschpe 0:4bbc531be6e2 519 {
dreschpe 0:4bbc531be6e2 520 font = f;
dreschpe 0:4bbc531be6e2 521 }
dreschpe 0:4bbc531be6e2 522
Sateg 14:a68c1c6d125a 523 void DOGL128::set_auto_up(unsigned int up)
dreschpe 3:468cdccff7af 524 {
dreschpe 3:468cdccff7af 525 if(up ) auto_up = 1;
dreschpe 8:c9afe58d786a 526 else auto_up = 0;
dreschpe 3:468cdccff7af 527 }
dreschpe 3:468cdccff7af 528
Sateg 14:a68c1c6d125a 529 unsigned int DOGL128::get_auto_up(void)
dreschpe 7:0f5a3b0f3cab 530 {
dreschpe 3:468cdccff7af 531 return (auto_up);
dreschpe 3:468cdccff7af 532 }
dreschpe 0:4bbc531be6e2 533
Sateg 14:a68c1c6d125a 534 void DOGL128::print_bm(Bitmap bm, int x, int y)
dreschpe 7:0f5a3b0f3cab 535 {
dreschpe 7:0f5a3b0f3cab 536 int h,v,b;
dreschpe 7:0f5a3b0f3cab 537 char d;
dreschpe 0:4bbc531be6e2 538
dreschpe 7:0f5a3b0f3cab 539 for(v=0; v < bm.ySize; v++) { // lines
dreschpe 7:0f5a3b0f3cab 540 for(h=0; h < bm.xSize; h++) { // pixel
dreschpe 7:0f5a3b0f3cab 541 if(h + x > 127) break;
dreschpe 7:0f5a3b0f3cab 542 if(v + y > 31) break;
dreschpe 7:0f5a3b0f3cab 543 d = bm.data[bm.Byte_in_Line * v + ((h & 0xF8) >> 3)];
dreschpe 7:0f5a3b0f3cab 544 b = 0x80 >> (h & 0x07);
dreschpe 7:0f5a3b0f3cab 545 if((d & b) == 0) {
dreschpe 7:0f5a3b0f3cab 546 pixel(x+h,y+v,0);
dreschpe 7:0f5a3b0f3cab 547 } else {
dreschpe 7:0f5a3b0f3cab 548 pixel(x+h,y+v,1);
dreschpe 7:0f5a3b0f3cab 549 }
dreschpe 7:0f5a3b0f3cab 550 }
dreschpe 7:0f5a3b0f3cab 551 }
dreschpe 7:0f5a3b0f3cab 552
dreschpe 7:0f5a3b0f3cab 553 }
dreschpe 7:0f5a3b0f3cab 554
dreschpe 7:0f5a3b0f3cab 555