Maxim nexpaq / nexpaq_dev

Preliminary main mbed library for nexpaq development

libraries/tests/peripherals/C12832/C12832.cpp@0:6c56fb4bc5f0, 2016-11-04 (annotated)

Committer:
nexpaq
Date:
Fri Nov 04 20:27:58 2016 +0000
Revision:
0:6c56fb4bc5f0
Moving to library for sharing updates

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 0:6c56fb4bc5f0 1 /* mbed library for the mbed Lab Board 128*32 pixel LCD
nexpaq 0:6c56fb4bc5f0 2 * use C12832 controller
nexpaq 0:6c56fb4bc5f0 3 * Copyright (c) 2012 Peter Drescher - DC2PD
nexpaq 0:6c56fb4bc5f0 4 * Released under the MIT License: http://mbed.org/license/mit
nexpaq 0:6c56fb4bc5f0 5 *
nexpaq 0:6c56fb4bc5f0 6 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
nexpaq 0:6c56fb4bc5f0 7 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
nexpaq 0:6c56fb4bc5f0 8 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
nexpaq 0:6c56fb4bc5f0 9 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
nexpaq 0:6c56fb4bc5f0 10 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
nexpaq 0:6c56fb4bc5f0 11 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
nexpaq 0:6c56fb4bc5f0 12 * THE SOFTWARE.
nexpaq 0:6c56fb4bc5f0 13 */
nexpaq 0:6c56fb4bc5f0 14
nexpaq 0:6c56fb4bc5f0 15 // 13.10.12 initial design
nexpaq 0:6c56fb4bc5f0 16 // 25.10.12 add autorefresh of screen
nexpaq 0:6c56fb4bc5f0 17 // 25.10.12 add standart font
nexpaq 0:6c56fb4bc5f0 18 // 20.12.12 add bitmap graphics
nexpaq 0:6c56fb4bc5f0 19
nexpaq 0:6c56fb4bc5f0 20 // optional defines :
nexpaq 0:6c56fb4bc5f0 21 // #define debug_lcd 1
nexpaq 0:6c56fb4bc5f0 22
nexpaq 0:6c56fb4bc5f0 23 #include "C12832.h"
nexpaq 0:6c56fb4bc5f0 24 #include "mbed.h"
nexpaq 0:6c56fb4bc5f0 25 #include "stdio.h"
nexpaq 0:6c56fb4bc5f0 26 #include "Small_7.h"
nexpaq 0:6c56fb4bc5f0 27
nexpaq 0:6c56fb4bc5f0 28 #define BPP 1 // Bits per pixel
nexpaq 0:6c56fb4bc5f0 29
nexpaq 0:6c56fb4bc5f0 30
nexpaq 0:6c56fb4bc5f0 31 C12832::C12832(PinName mosi, PinName sck, PinName reset, PinName a0, PinName ncs, const char* name)
nexpaq 0:6c56fb4bc5f0 32 : GraphicsDisplay(name),_spi(mosi,NC,sck),_reset(reset),_A0(a0),_CS(ncs)
nexpaq 0:6c56fb4bc5f0 33 {
nexpaq 0:6c56fb4bc5f0 34 orientation = 1;
nexpaq 0:6c56fb4bc5f0 35 draw_mode = NORMAL;
nexpaq 0:6c56fb4bc5f0 36 char_x = 0;
nexpaq 0:6c56fb4bc5f0 37 lcd_reset();
nexpaq 0:6c56fb4bc5f0 38 }
nexpaq 0:6c56fb4bc5f0 39
nexpaq 0:6c56fb4bc5f0 40
nexpaq 0:6c56fb4bc5f0 41 int C12832::width()
nexpaq 0:6c56fb4bc5f0 42 {
nexpaq 0:6c56fb4bc5f0 43 if (orientation == 0 || orientation == 2) return 32;
nexpaq 0:6c56fb4bc5f0 44 else return 128;
nexpaq 0:6c56fb4bc5f0 45 }
nexpaq 0:6c56fb4bc5f0 46
nexpaq 0:6c56fb4bc5f0 47 int C12832::height()
nexpaq 0:6c56fb4bc5f0 48 {
nexpaq 0:6c56fb4bc5f0 49 if (orientation == 0 || orientation == 2) return 128;
nexpaq 0:6c56fb4bc5f0 50 else return 32;
nexpaq 0:6c56fb4bc5f0 51 }
nexpaq 0:6c56fb4bc5f0 52
nexpaq 0:6c56fb4bc5f0 53
nexpaq 0:6c56fb4bc5f0 54 void C12832::invert(unsigned int o)
nexpaq 0:6c56fb4bc5f0 55 {
nexpaq 0:6c56fb4bc5f0 56 if(o == 0) wr_cmd(0xA6);
nexpaq 0:6c56fb4bc5f0 57 else wr_cmd(0xA7);
nexpaq 0:6c56fb4bc5f0 58 }
nexpaq 0:6c56fb4bc5f0 59
nexpaq 0:6c56fb4bc5f0 60
nexpaq 0:6c56fb4bc5f0 61 void C12832::set_contrast(unsigned int o)
nexpaq 0:6c56fb4bc5f0 62 {
nexpaq 0:6c56fb4bc5f0 63 contrast = o;
nexpaq 0:6c56fb4bc5f0 64 wr_cmd(0x81); // set volume
nexpaq 0:6c56fb4bc5f0 65 wr_cmd(o & 0x3F);
nexpaq 0:6c56fb4bc5f0 66 }
nexpaq 0:6c56fb4bc5f0 67
nexpaq 0:6c56fb4bc5f0 68 unsigned int C12832::get_contrast(void)
nexpaq 0:6c56fb4bc5f0 69 {
nexpaq 0:6c56fb4bc5f0 70 return(contrast);
nexpaq 0:6c56fb4bc5f0 71 }
nexpaq 0:6c56fb4bc5f0 72
nexpaq 0:6c56fb4bc5f0 73
nexpaq 0:6c56fb4bc5f0 74 // write command to lcd controller
nexpaq 0:6c56fb4bc5f0 75
nexpaq 0:6c56fb4bc5f0 76 void C12832::wr_cmd(unsigned char cmd)
nexpaq 0:6c56fb4bc5f0 77 {
nexpaq 0:6c56fb4bc5f0 78 _A0 = 0;
nexpaq 0:6c56fb4bc5f0 79 _CS = 0;
nexpaq 0:6c56fb4bc5f0 80 _spi.write(cmd);
nexpaq 0:6c56fb4bc5f0 81 _CS = 1;
nexpaq 0:6c56fb4bc5f0 82 }
nexpaq 0:6c56fb4bc5f0 83
nexpaq 0:6c56fb4bc5f0 84 // write data to lcd controller
nexpaq 0:6c56fb4bc5f0 85
nexpaq 0:6c56fb4bc5f0 86 void C12832::wr_dat(unsigned char dat)
nexpaq 0:6c56fb4bc5f0 87 {
nexpaq 0:6c56fb4bc5f0 88 _A0 = 1;
nexpaq 0:6c56fb4bc5f0 89 _CS = 0;
nexpaq 0:6c56fb4bc5f0 90 _spi.write(dat);
nexpaq 0:6c56fb4bc5f0 91 _CS = 1;
nexpaq 0:6c56fb4bc5f0 92 }
nexpaq 0:6c56fb4bc5f0 93
nexpaq 0:6c56fb4bc5f0 94 // reset and init the lcd controller
nexpaq 0:6c56fb4bc5f0 95
nexpaq 0:6c56fb4bc5f0 96 void C12832::lcd_reset()
nexpaq 0:6c56fb4bc5f0 97 {
nexpaq 0:6c56fb4bc5f0 98
nexpaq 0:6c56fb4bc5f0 99 _spi.format(8,3); // 8 bit spi mode 3
nexpaq 0:6c56fb4bc5f0 100 _spi.frequency(20000000); // 19,2 Mhz SPI clock
nexpaq 0:6c56fb4bc5f0 101 _A0 = 0;
nexpaq 0:6c56fb4bc5f0 102 _CS = 1;
nexpaq 0:6c56fb4bc5f0 103 _reset = 0; // display reset
nexpaq 0:6c56fb4bc5f0 104 wait_us(50);
nexpaq 0:6c56fb4bc5f0 105 _reset = 1; // end reset
nexpaq 0:6c56fb4bc5f0 106 wait_ms(5);
nexpaq 0:6c56fb4bc5f0 107
nexpaq 0:6c56fb4bc5f0 108 /* Start Initial Sequence ----------------------------------------------------*/
nexpaq 0:6c56fb4bc5f0 109
nexpaq 0:6c56fb4bc5f0 110 wr_cmd(0xAE); // display off
nexpaq 0:6c56fb4bc5f0 111 wr_cmd(0xA2); // bias voltage
nexpaq 0:6c56fb4bc5f0 112
nexpaq 0:6c56fb4bc5f0 113 wr_cmd(0xA0);
nexpaq 0:6c56fb4bc5f0 114 wr_cmd(0xC8); // colum normal
nexpaq 0:6c56fb4bc5f0 115
nexpaq 0:6c56fb4bc5f0 116 wr_cmd(0x22); // voltage resistor ratio
nexpaq 0:6c56fb4bc5f0 117 wr_cmd(0x2F); // power on
nexpaq 0:6c56fb4bc5f0 118 //wr_cmd(0xA4); // LCD display ram
nexpaq 0:6c56fb4bc5f0 119 wr_cmd(0x40); // start line = 0
nexpaq 0:6c56fb4bc5f0 120 wr_cmd(0xAF); // display ON
nexpaq 0:6c56fb4bc5f0 121
nexpaq 0:6c56fb4bc5f0 122 wr_cmd(0x81); // set contrast
nexpaq 0:6c56fb4bc5f0 123 wr_cmd(0x17); // set contrast
nexpaq 0:6c56fb4bc5f0 124
nexpaq 0:6c56fb4bc5f0 125 wr_cmd(0xA6); // display normal
nexpaq 0:6c56fb4bc5f0 126
nexpaq 0:6c56fb4bc5f0 127
nexpaq 0:6c56fb4bc5f0 128 // clear and update LCD
nexpaq 0:6c56fb4bc5f0 129 memset(buffer,0x00,512); // clear display buffer
nexpaq 0:6c56fb4bc5f0 130 copy_to_lcd();
nexpaq 0:6c56fb4bc5f0 131 auto_up = 1; // switch on auto update
nexpaq 0:6c56fb4bc5f0 132 // dont do this by default. Make the user call
nexpaq 0:6c56fb4bc5f0 133 //claim(stdout); // redirekt printf to lcd
nexpaq 0:6c56fb4bc5f0 134 locate(0,0);
nexpaq 0:6c56fb4bc5f0 135 set_font((unsigned char*)Small_7); // standart font
nexpaq 0:6c56fb4bc5f0 136 }
nexpaq 0:6c56fb4bc5f0 137
nexpaq 0:6c56fb4bc5f0 138 // set one pixel in buffer
nexpaq 0:6c56fb4bc5f0 139
nexpaq 0:6c56fb4bc5f0 140 void C12832::pixel(int x, int y, int color)
nexpaq 0:6c56fb4bc5f0 141 {
nexpaq 0:6c56fb4bc5f0 142 // first check parameter
nexpaq 0:6c56fb4bc5f0 143 if(x > 128 || y > 32 || x < 0 || y < 0) return;
nexpaq 0:6c56fb4bc5f0 144
nexpaq 0:6c56fb4bc5f0 145 if(draw_mode == NORMAL) {
nexpaq 0:6c56fb4bc5f0 146 if(color == 0)
nexpaq 0:6c56fb4bc5f0 147 buffer[x + ((y/8) * 128)] &= ~(1 << (y%8)); // erase pixel
nexpaq 0:6c56fb4bc5f0 148 else
nexpaq 0:6c56fb4bc5f0 149 buffer[x + ((y/8) * 128)] |= (1 << (y%8)); // set pixel
nexpaq 0:6c56fb4bc5f0 150 } else { // XOR mode
nexpaq 0:6c56fb4bc5f0 151 if(color == 1)
nexpaq 0:6c56fb4bc5f0 152 buffer[x + ((y/8) * 128)] ^= (1 << (y%8)); // xor pixel
nexpaq 0:6c56fb4bc5f0 153 }
nexpaq 0:6c56fb4bc5f0 154 }
nexpaq 0:6c56fb4bc5f0 155
nexpaq 0:6c56fb4bc5f0 156 // update lcd
nexpaq 0:6c56fb4bc5f0 157
nexpaq 0:6c56fb4bc5f0 158 void C12832::copy_to_lcd(void)
nexpaq 0:6c56fb4bc5f0 159 {
nexpaq 0:6c56fb4bc5f0 160
nexpaq 0:6c56fb4bc5f0 161 int i=0;
nexpaq 0:6c56fb4bc5f0 162
nexpaq 0:6c56fb4bc5f0 163 //page 0
nexpaq 0:6c56fb4bc5f0 164 wr_cmd(0x00); // set column low nibble 0
nexpaq 0:6c56fb4bc5f0 165 wr_cmd(0x10); // set column hi nibble 0
nexpaq 0:6c56fb4bc5f0 166 wr_cmd(0xB0); // set page address 0
nexpaq 0:6c56fb4bc5f0 167 _A0 = 1;
nexpaq 0:6c56fb4bc5f0 168 for(i=0; i<128; i++) {
nexpaq 0:6c56fb4bc5f0 169 wr_dat(buffer[i]);
nexpaq 0:6c56fb4bc5f0 170 }
nexpaq 0:6c56fb4bc5f0 171
nexpaq 0:6c56fb4bc5f0 172 // page 1
nexpaq 0:6c56fb4bc5f0 173 wr_cmd(0x00); // set column low nibble 0
nexpaq 0:6c56fb4bc5f0 174 wr_cmd(0x10); // set column hi nibble 0
nexpaq 0:6c56fb4bc5f0 175 wr_cmd(0xB1); // set page address 1
nexpaq 0:6c56fb4bc5f0 176 _A0 = 1;
nexpaq 0:6c56fb4bc5f0 177 for(i=128; i<256; i++) {
nexpaq 0:6c56fb4bc5f0 178 wr_dat(buffer[i]);
nexpaq 0:6c56fb4bc5f0 179 }
nexpaq 0:6c56fb4bc5f0 180
nexpaq 0:6c56fb4bc5f0 181 //page 2
nexpaq 0:6c56fb4bc5f0 182 wr_cmd(0x00); // set column low nibble 0
nexpaq 0:6c56fb4bc5f0 183 wr_cmd(0x10); // set column hi nibble 0
nexpaq 0:6c56fb4bc5f0 184 wr_cmd(0xB2); // set page address 2
nexpaq 0:6c56fb4bc5f0 185 _A0 = 1;
nexpaq 0:6c56fb4bc5f0 186 for(i=256; i<384; i++) {
nexpaq 0:6c56fb4bc5f0 187 wr_dat(buffer[i]);
nexpaq 0:6c56fb4bc5f0 188 }
nexpaq 0:6c56fb4bc5f0 189
nexpaq 0:6c56fb4bc5f0 190 //page 3
nexpaq 0:6c56fb4bc5f0 191 wr_cmd(0x00); // set column low nibble 0
nexpaq 0:6c56fb4bc5f0 192 wr_cmd(0x10); // set column hi nibble 0
nexpaq 0:6c56fb4bc5f0 193 wr_cmd(0xB3); // set page address 3
nexpaq 0:6c56fb4bc5f0 194 _A0 = 1;
nexpaq 0:6c56fb4bc5f0 195
nexpaq 0:6c56fb4bc5f0 196 _CS = 0;
nexpaq 0:6c56fb4bc5f0 197
nexpaq 0:6c56fb4bc5f0 198 for(i=384; i<512; i++) {
nexpaq 0:6c56fb4bc5f0 199 wr_dat(buffer[i]);
nexpaq 0:6c56fb4bc5f0 200 }
nexpaq 0:6c56fb4bc5f0 201
nexpaq 0:6c56fb4bc5f0 202 }
nexpaq 0:6c56fb4bc5f0 203
nexpaq 0:6c56fb4bc5f0 204 void C12832::cls(void)
nexpaq 0:6c56fb4bc5f0 205 {
nexpaq 0:6c56fb4bc5f0 206 memset(buffer,0x00,512); // clear display buffer
nexpaq 0:6c56fb4bc5f0 207 copy_to_lcd();
nexpaq 0:6c56fb4bc5f0 208 }
nexpaq 0:6c56fb4bc5f0 209
nexpaq 0:6c56fb4bc5f0 210
nexpaq 0:6c56fb4bc5f0 211 void C12832::line(int x0, int y0, int x1, int y1, int color)
nexpaq 0:6c56fb4bc5f0 212 {
nexpaq 0:6c56fb4bc5f0 213 int dx = 0, dy = 0;
nexpaq 0:6c56fb4bc5f0 214 int dx_sym = 0, dy_sym = 0;
nexpaq 0:6c56fb4bc5f0 215 int dx_x2 = 0, dy_x2 = 0;
nexpaq 0:6c56fb4bc5f0 216 int di = 0;
nexpaq 0:6c56fb4bc5f0 217
nexpaq 0:6c56fb4bc5f0 218 dx = x1-x0;
nexpaq 0:6c56fb4bc5f0 219 dy = y1-y0;
nexpaq 0:6c56fb4bc5f0 220
nexpaq 0:6c56fb4bc5f0 221 // if (dx == 0) { /* vertical line */
nexpaq 0:6c56fb4bc5f0 222 // if (y1 > y0) vline(x0,y0,y1,color);
nexpaq 0:6c56fb4bc5f0 223 // else vline(x0,y1,y0,color);
nexpaq 0:6c56fb4bc5f0 224 // return;
nexpaq 0:6c56fb4bc5f0 225 // }
nexpaq 0:6c56fb4bc5f0 226
nexpaq 0:6c56fb4bc5f0 227 if (dx > 0) {
nexpaq 0:6c56fb4bc5f0 228 dx_sym = 1;
nexpaq 0:6c56fb4bc5f0 229 } else {
nexpaq 0:6c56fb4bc5f0 230 dx_sym = -1;
nexpaq 0:6c56fb4bc5f0 231 }
nexpaq 0:6c56fb4bc5f0 232 // if (dy == 0) { /* horizontal line */
nexpaq 0:6c56fb4bc5f0 233 // if (x1 > x0) hline(x0,x1,y0,color);
nexpaq 0:6c56fb4bc5f0 234 // else hline(x1,x0,y0,color);
nexpaq 0:6c56fb4bc5f0 235 // return;
nexpaq 0:6c56fb4bc5f0 236 // }
nexpaq 0:6c56fb4bc5f0 237
nexpaq 0:6c56fb4bc5f0 238 if (dy > 0) {
nexpaq 0:6c56fb4bc5f0 239 dy_sym = 1;
nexpaq 0:6c56fb4bc5f0 240 } else {
nexpaq 0:6c56fb4bc5f0 241 dy_sym = -1;
nexpaq 0:6c56fb4bc5f0 242 }
nexpaq 0:6c56fb4bc5f0 243
nexpaq 0:6c56fb4bc5f0 244 dx = dx_sym*dx;
nexpaq 0:6c56fb4bc5f0 245 dy = dy_sym*dy;
nexpaq 0:6c56fb4bc5f0 246
nexpaq 0:6c56fb4bc5f0 247 dx_x2 = dx*2;
nexpaq 0:6c56fb4bc5f0 248 dy_x2 = dy*2;
nexpaq 0:6c56fb4bc5f0 249
nexpaq 0:6c56fb4bc5f0 250 if (dx >= dy) {
nexpaq 0:6c56fb4bc5f0 251 di = dy_x2 - dx;
nexpaq 0:6c56fb4bc5f0 252 while (x0 != x1) {
nexpaq 0:6c56fb4bc5f0 253
nexpaq 0:6c56fb4bc5f0 254 pixel(x0, y0, color);
nexpaq 0:6c56fb4bc5f0 255 x0 += dx_sym;
nexpaq 0:6c56fb4bc5f0 256 if (di<0) {
nexpaq 0:6c56fb4bc5f0 257 di += dy_x2;
nexpaq 0:6c56fb4bc5f0 258 } else {
nexpaq 0:6c56fb4bc5f0 259 di += dy_x2 - dx_x2;
nexpaq 0:6c56fb4bc5f0 260 y0 += dy_sym;
nexpaq 0:6c56fb4bc5f0 261 }
nexpaq 0:6c56fb4bc5f0 262 }
nexpaq 0:6c56fb4bc5f0 263 pixel(x0, y0, color);
nexpaq 0:6c56fb4bc5f0 264 } else {
nexpaq 0:6c56fb4bc5f0 265 di = dx_x2 - dy;
nexpaq 0:6c56fb4bc5f0 266 while (y0 != y1) {
nexpaq 0:6c56fb4bc5f0 267 pixel(x0, y0, color);
nexpaq 0:6c56fb4bc5f0 268 y0 += dy_sym;
nexpaq 0:6c56fb4bc5f0 269 if (di < 0) {
nexpaq 0:6c56fb4bc5f0 270 di += dx_x2;
nexpaq 0:6c56fb4bc5f0 271 } else {
nexpaq 0:6c56fb4bc5f0 272 di += dx_x2 - dy_x2;
nexpaq 0:6c56fb4bc5f0 273 x0 += dx_sym;
nexpaq 0:6c56fb4bc5f0 274 }
nexpaq 0:6c56fb4bc5f0 275 }
nexpaq 0:6c56fb4bc5f0 276 pixel(x0, y0, color);
nexpaq 0:6c56fb4bc5f0 277 }
nexpaq 0:6c56fb4bc5f0 278 if(auto_up) copy_to_lcd();
nexpaq 0:6c56fb4bc5f0 279 }
nexpaq 0:6c56fb4bc5f0 280
nexpaq 0:6c56fb4bc5f0 281 void C12832::rect(int x0, int y0, int x1, int y1, int color)
nexpaq 0:6c56fb4bc5f0 282 {
nexpaq 0:6c56fb4bc5f0 283
nexpaq 0:6c56fb4bc5f0 284 if (x1 > x0) line(x0,y0,x1,y0,color);
nexpaq 0:6c56fb4bc5f0 285 else line(x1,y0,x0,y0,color);
nexpaq 0:6c56fb4bc5f0 286
nexpaq 0:6c56fb4bc5f0 287 if (y1 > y0) line(x0,y0,x0,y1,color);
nexpaq 0:6c56fb4bc5f0 288 else line(x0,y1,x0,y0,color);
nexpaq 0:6c56fb4bc5f0 289
nexpaq 0:6c56fb4bc5f0 290 if (x1 > x0) line(x0,y1,x1,y1,color);
nexpaq 0:6c56fb4bc5f0 291 else line(x1,y1,x0,y1,color);
nexpaq 0:6c56fb4bc5f0 292
nexpaq 0:6c56fb4bc5f0 293 if (y1 > y0) line(x1,y0,x1,y1,color);
nexpaq 0:6c56fb4bc5f0 294 else line(x1,y1,x1,y0,color);
nexpaq 0:6c56fb4bc5f0 295
nexpaq 0:6c56fb4bc5f0 296 if(auto_up) copy_to_lcd();
nexpaq 0:6c56fb4bc5f0 297 }
nexpaq 0:6c56fb4bc5f0 298
nexpaq 0:6c56fb4bc5f0 299 void C12832::fillrect(int x0, int y0, int x1, int y1, int color)
nexpaq 0:6c56fb4bc5f0 300 {
nexpaq 0:6c56fb4bc5f0 301 int l,c,i;
nexpaq 0:6c56fb4bc5f0 302 if(x0 > x1) {
nexpaq 0:6c56fb4bc5f0 303 i = x0;
nexpaq 0:6c56fb4bc5f0 304 x0 = x1;
nexpaq 0:6c56fb4bc5f0 305 x1 = i;
nexpaq 0:6c56fb4bc5f0 306 }
nexpaq 0:6c56fb4bc5f0 307
nexpaq 0:6c56fb4bc5f0 308 if(y0 > y1) {
nexpaq 0:6c56fb4bc5f0 309 i = y0;
nexpaq 0:6c56fb4bc5f0 310 y0 = y1;
nexpaq 0:6c56fb4bc5f0 311 y1 = i;
nexpaq 0:6c56fb4bc5f0 312 }
nexpaq 0:6c56fb4bc5f0 313
nexpaq 0:6c56fb4bc5f0 314 for(l = x0; l<= x1; l ++) {
nexpaq 0:6c56fb4bc5f0 315 for(c = y0; c<= y1; c++) {
nexpaq 0:6c56fb4bc5f0 316 pixel(l,c,color);
nexpaq 0:6c56fb4bc5f0 317 }
nexpaq 0:6c56fb4bc5f0 318 }
nexpaq 0:6c56fb4bc5f0 319 if(auto_up) copy_to_lcd();
nexpaq 0:6c56fb4bc5f0 320 }
nexpaq 0:6c56fb4bc5f0 321
nexpaq 0:6c56fb4bc5f0 322
nexpaq 0:6c56fb4bc5f0 323
nexpaq 0:6c56fb4bc5f0 324 void C12832::circle(int x0, int y0, int r, int color)
nexpaq 0:6c56fb4bc5f0 325 {
nexpaq 0:6c56fb4bc5f0 326
nexpaq 0:6c56fb4bc5f0 327 int draw_x0, draw_y0;
nexpaq 0:6c56fb4bc5f0 328 int draw_x1, draw_y1;
nexpaq 0:6c56fb4bc5f0 329 int draw_x2, draw_y2;
nexpaq 0:6c56fb4bc5f0 330 int draw_x3, draw_y3;
nexpaq 0:6c56fb4bc5f0 331 int draw_x4, draw_y4;
nexpaq 0:6c56fb4bc5f0 332 int draw_x5, draw_y5;
nexpaq 0:6c56fb4bc5f0 333 int draw_x6, draw_y6;
nexpaq 0:6c56fb4bc5f0 334 int draw_x7, draw_y7;
nexpaq 0:6c56fb4bc5f0 335 int xx, yy;
nexpaq 0:6c56fb4bc5f0 336 int di;
nexpaq 0:6c56fb4bc5f0 337 //WindowMax();
nexpaq 0:6c56fb4bc5f0 338 if (r == 0) { /* no radius */
nexpaq 0:6c56fb4bc5f0 339 return;
nexpaq 0:6c56fb4bc5f0 340 }
nexpaq 0:6c56fb4bc5f0 341
nexpaq 0:6c56fb4bc5f0 342 draw_x0 = draw_x1 = x0;
nexpaq 0:6c56fb4bc5f0 343 draw_y0 = draw_y1 = y0 + r;
nexpaq 0:6c56fb4bc5f0 344 if (draw_y0 < height()) {
nexpaq 0:6c56fb4bc5f0 345 pixel(draw_x0, draw_y0, color); /* 90 degree */
nexpaq 0:6c56fb4bc5f0 346 }
nexpaq 0:6c56fb4bc5f0 347
nexpaq 0:6c56fb4bc5f0 348 draw_x2 = draw_x3 = x0;
nexpaq 0:6c56fb4bc5f0 349 draw_y2 = draw_y3 = y0 - r;
nexpaq 0:6c56fb4bc5f0 350 if (draw_y2 >= 0) {
nexpaq 0:6c56fb4bc5f0 351 pixel(draw_x2, draw_y2, color); /* 270 degree */
nexpaq 0:6c56fb4bc5f0 352 }
nexpaq 0:6c56fb4bc5f0 353
nexpaq 0:6c56fb4bc5f0 354 draw_x4 = draw_x6 = x0 + r;
nexpaq 0:6c56fb4bc5f0 355 draw_y4 = draw_y6 = y0;
nexpaq 0:6c56fb4bc5f0 356 if (draw_x4 < width()) {
nexpaq 0:6c56fb4bc5f0 357 pixel(draw_x4, draw_y4, color); /* 0 degree */
nexpaq 0:6c56fb4bc5f0 358 }
nexpaq 0:6c56fb4bc5f0 359
nexpaq 0:6c56fb4bc5f0 360 draw_x5 = draw_x7 = x0 - r;
nexpaq 0:6c56fb4bc5f0 361 draw_y5 = draw_y7 = y0;
nexpaq 0:6c56fb4bc5f0 362 if (draw_x5>=0) {
nexpaq 0:6c56fb4bc5f0 363 pixel(draw_x5, draw_y5, color); /* 180 degree */
nexpaq 0:6c56fb4bc5f0 364 }
nexpaq 0:6c56fb4bc5f0 365
nexpaq 0:6c56fb4bc5f0 366 if (r == 1) {
nexpaq 0:6c56fb4bc5f0 367 return;
nexpaq 0:6c56fb4bc5f0 368 }
nexpaq 0:6c56fb4bc5f0 369
nexpaq 0:6c56fb4bc5f0 370 di = 3 - 2*r;
nexpaq 0:6c56fb4bc5f0 371 xx = 0;
nexpaq 0:6c56fb4bc5f0 372 yy = r;
nexpaq 0:6c56fb4bc5f0 373 while (xx < yy) {
nexpaq 0:6c56fb4bc5f0 374
nexpaq 0:6c56fb4bc5f0 375 if (di < 0) {
nexpaq 0:6c56fb4bc5f0 376 di += 4*xx + 6;
nexpaq 0:6c56fb4bc5f0 377 } else {
nexpaq 0:6c56fb4bc5f0 378 di += 4*(xx - yy) + 10;
nexpaq 0:6c56fb4bc5f0 379 yy--;
nexpaq 0:6c56fb4bc5f0 380 draw_y0--;
nexpaq 0:6c56fb4bc5f0 381 draw_y1--;
nexpaq 0:6c56fb4bc5f0 382 draw_y2++;
nexpaq 0:6c56fb4bc5f0 383 draw_y3++;
nexpaq 0:6c56fb4bc5f0 384 draw_x4--;
nexpaq 0:6c56fb4bc5f0 385 draw_x5++;
nexpaq 0:6c56fb4bc5f0 386 draw_x6--;
nexpaq 0:6c56fb4bc5f0 387 draw_x7++;
nexpaq 0:6c56fb4bc5f0 388 }
nexpaq 0:6c56fb4bc5f0 389 xx++;
nexpaq 0:6c56fb4bc5f0 390 draw_x0++;
nexpaq 0:6c56fb4bc5f0 391 draw_x1--;
nexpaq 0:6c56fb4bc5f0 392 draw_x2++;
nexpaq 0:6c56fb4bc5f0 393 draw_x3--;
nexpaq 0:6c56fb4bc5f0 394 draw_y4++;
nexpaq 0:6c56fb4bc5f0 395 draw_y5++;
nexpaq 0:6c56fb4bc5f0 396 draw_y6--;
nexpaq 0:6c56fb4bc5f0 397 draw_y7--;
nexpaq 0:6c56fb4bc5f0 398
nexpaq 0:6c56fb4bc5f0 399 if ( (draw_x0 <= width()) && (draw_y0>=0) ) {
nexpaq 0:6c56fb4bc5f0 400 pixel(draw_x0, draw_y0, color);
nexpaq 0:6c56fb4bc5f0 401 }
nexpaq 0:6c56fb4bc5f0 402
nexpaq 0:6c56fb4bc5f0 403 if ( (draw_x1 >= 0) && (draw_y1 >= 0) ) {
nexpaq 0:6c56fb4bc5f0 404 pixel(draw_x1, draw_y1, color);
nexpaq 0:6c56fb4bc5f0 405 }
nexpaq 0:6c56fb4bc5f0 406
nexpaq 0:6c56fb4bc5f0 407 if ( (draw_x2 <= width()) && (draw_y2 <= height()) ) {
nexpaq 0:6c56fb4bc5f0 408 pixel(draw_x2, draw_y2, color);
nexpaq 0:6c56fb4bc5f0 409 }
nexpaq 0:6c56fb4bc5f0 410
nexpaq 0:6c56fb4bc5f0 411 if ( (draw_x3 >=0 ) && (draw_y3 <= height()) ) {
nexpaq 0:6c56fb4bc5f0 412 pixel(draw_x3, draw_y3, color);
nexpaq 0:6c56fb4bc5f0 413 }
nexpaq 0:6c56fb4bc5f0 414
nexpaq 0:6c56fb4bc5f0 415 if ( (draw_x4 <= width()) && (draw_y4 >= 0) ) {
nexpaq 0:6c56fb4bc5f0 416 pixel(draw_x4, draw_y4, color);
nexpaq 0:6c56fb4bc5f0 417 }
nexpaq 0:6c56fb4bc5f0 418
nexpaq 0:6c56fb4bc5f0 419 if ( (draw_x5 >= 0) && (draw_y5 >= 0) ) {
nexpaq 0:6c56fb4bc5f0 420 pixel(draw_x5, draw_y5, color);
nexpaq 0:6c56fb4bc5f0 421 }
nexpaq 0:6c56fb4bc5f0 422 if ( (draw_x6 <=width()) && (draw_y6 <= height()) ) {
nexpaq 0:6c56fb4bc5f0 423 pixel(draw_x6, draw_y6, color);
nexpaq 0:6c56fb4bc5f0 424 }
nexpaq 0:6c56fb4bc5f0 425 if ( (draw_x7 >= 0) && (draw_y7 <= height()) ) {
nexpaq 0:6c56fb4bc5f0 426 pixel(draw_x7, draw_y7, color);
nexpaq 0:6c56fb4bc5f0 427 }
nexpaq 0:6c56fb4bc5f0 428 }
nexpaq 0:6c56fb4bc5f0 429 if(auto_up) copy_to_lcd();
nexpaq 0:6c56fb4bc5f0 430 }
nexpaq 0:6c56fb4bc5f0 431
nexpaq 0:6c56fb4bc5f0 432 void C12832::fillcircle(int x, int y, int r, int color)
nexpaq 0:6c56fb4bc5f0 433 {
nexpaq 0:6c56fb4bc5f0 434 int i,up;
nexpaq 0:6c56fb4bc5f0 435 up = auto_up;
nexpaq 0:6c56fb4bc5f0 436 auto_up = 0; // off
nexpaq 0:6c56fb4bc5f0 437 for (i = 0; i <= r; i++)
nexpaq 0:6c56fb4bc5f0 438 circle(x,y,i,color);
nexpaq 0:6c56fb4bc5f0 439 auto_up = up;
nexpaq 0:6c56fb4bc5f0 440 if(auto_up) copy_to_lcd();
nexpaq 0:6c56fb4bc5f0 441 }
nexpaq 0:6c56fb4bc5f0 442
nexpaq 0:6c56fb4bc5f0 443 void C12832::setmode(int mode)
nexpaq 0:6c56fb4bc5f0 444 {
nexpaq 0:6c56fb4bc5f0 445 draw_mode = mode;
nexpaq 0:6c56fb4bc5f0 446 }
nexpaq 0:6c56fb4bc5f0 447
nexpaq 0:6c56fb4bc5f0 448 void C12832::locate(int x, int y)
nexpaq 0:6c56fb4bc5f0 449 {
nexpaq 0:6c56fb4bc5f0 450 char_x = x;
nexpaq 0:6c56fb4bc5f0 451 char_y = y;
nexpaq 0:6c56fb4bc5f0 452 }
nexpaq 0:6c56fb4bc5f0 453
nexpaq 0:6c56fb4bc5f0 454
nexpaq 0:6c56fb4bc5f0 455
nexpaq 0:6c56fb4bc5f0 456 int C12832::columns()
nexpaq 0:6c56fb4bc5f0 457 {
nexpaq 0:6c56fb4bc5f0 458 return width() / font[1];
nexpaq 0:6c56fb4bc5f0 459 }
nexpaq 0:6c56fb4bc5f0 460
nexpaq 0:6c56fb4bc5f0 461
nexpaq 0:6c56fb4bc5f0 462
nexpaq 0:6c56fb4bc5f0 463 int C12832::rows()
nexpaq 0:6c56fb4bc5f0 464 {
nexpaq 0:6c56fb4bc5f0 465 return height() / font[2];
nexpaq 0:6c56fb4bc5f0 466 }
nexpaq 0:6c56fb4bc5f0 467
nexpaq 0:6c56fb4bc5f0 468
nexpaq 0:6c56fb4bc5f0 469
nexpaq 0:6c56fb4bc5f0 470 int C12832::_putc(int value)
nexpaq 0:6c56fb4bc5f0 471 {
nexpaq 0:6c56fb4bc5f0 472 if (value == '\n') { // new line
nexpaq 0:6c56fb4bc5f0 473 char_x = 0;
nexpaq 0:6c56fb4bc5f0 474 char_y = char_y + font[2];
nexpaq 0:6c56fb4bc5f0 475 if (char_y >= height() - font[2]) {
nexpaq 0:6c56fb4bc5f0 476 char_y = 0;
nexpaq 0:6c56fb4bc5f0 477 }
nexpaq 0:6c56fb4bc5f0 478 } else {
nexpaq 0:6c56fb4bc5f0 479 character(char_x, char_y, value);
nexpaq 0:6c56fb4bc5f0 480 if(auto_up) copy_to_lcd();
nexpaq 0:6c56fb4bc5f0 481 }
nexpaq 0:6c56fb4bc5f0 482 return value;
nexpaq 0:6c56fb4bc5f0 483 }
nexpaq 0:6c56fb4bc5f0 484
nexpaq 0:6c56fb4bc5f0 485 void C12832::character(int x, int y, int c)
nexpaq 0:6c56fb4bc5f0 486 {
nexpaq 0:6c56fb4bc5f0 487 unsigned int hor,vert,offset,bpl,j,i,b;
nexpaq 0:6c56fb4bc5f0 488 unsigned char* zeichen;
nexpaq 0:6c56fb4bc5f0 489 unsigned char z,w;
nexpaq 0:6c56fb4bc5f0 490
nexpaq 0:6c56fb4bc5f0 491 if ((c < 31) || (c > 127)) return; // test char range
nexpaq 0:6c56fb4bc5f0 492
nexpaq 0:6c56fb4bc5f0 493 // read font parameter from start of array
nexpaq 0:6c56fb4bc5f0 494 offset = font[0]; // bytes / char
nexpaq 0:6c56fb4bc5f0 495 hor = font[1]; // get hor size of font
nexpaq 0:6c56fb4bc5f0 496 vert = font[2]; // get vert size of font
nexpaq 0:6c56fb4bc5f0 497 bpl = font[3]; // bytes per line
nexpaq 0:6c56fb4bc5f0 498
nexpaq 0:6c56fb4bc5f0 499 if (char_x + hor > width()) {
nexpaq 0:6c56fb4bc5f0 500 char_x = 0;
nexpaq 0:6c56fb4bc5f0 501 char_y = char_y + vert;
nexpaq 0:6c56fb4bc5f0 502 if (char_y >= height() - font[2]) {
nexpaq 0:6c56fb4bc5f0 503 char_y = 0;
nexpaq 0:6c56fb4bc5f0 504 }
nexpaq 0:6c56fb4bc5f0 505 }
nexpaq 0:6c56fb4bc5f0 506
nexpaq 0:6c56fb4bc5f0 507 zeichen = &font[((c -32) * offset) + 4]; // start of char bitmap
nexpaq 0:6c56fb4bc5f0 508 w = zeichen[0]; // width of actual char
nexpaq 0:6c56fb4bc5f0 509 // construct the char into the buffer
nexpaq 0:6c56fb4bc5f0 510 for (j=0; j<vert; j++) { // vert line
nexpaq 0:6c56fb4bc5f0 511 for (i=0; i<hor; i++) { // horz line
nexpaq 0:6c56fb4bc5f0 512 z = zeichen[bpl * i + ((j & 0xF8) >> 3)+1];
nexpaq 0:6c56fb4bc5f0 513 b = 1 << (j & 0x07);
nexpaq 0:6c56fb4bc5f0 514 if (( z & b ) == 0x00) {
nexpaq 0:6c56fb4bc5f0 515 pixel(x+i,y+j,0);
nexpaq 0:6c56fb4bc5f0 516 } else {
nexpaq 0:6c56fb4bc5f0 517 pixel(x+i,y+j,1);
nexpaq 0:6c56fb4bc5f0 518 }
nexpaq 0:6c56fb4bc5f0 519
nexpaq 0:6c56fb4bc5f0 520 }
nexpaq 0:6c56fb4bc5f0 521 }
nexpaq 0:6c56fb4bc5f0 522
nexpaq 0:6c56fb4bc5f0 523 char_x += w;
nexpaq 0:6c56fb4bc5f0 524 }
nexpaq 0:6c56fb4bc5f0 525
nexpaq 0:6c56fb4bc5f0 526
nexpaq 0:6c56fb4bc5f0 527 void C12832::set_font(unsigned char* f)
nexpaq 0:6c56fb4bc5f0 528 {
nexpaq 0:6c56fb4bc5f0 529 font = f;
nexpaq 0:6c56fb4bc5f0 530 }
nexpaq 0:6c56fb4bc5f0 531
nexpaq 0:6c56fb4bc5f0 532 void C12832::set_auto_up(unsigned int up)
nexpaq 0:6c56fb4bc5f0 533 {
nexpaq 0:6c56fb4bc5f0 534 if(up ) auto_up = 1;
nexpaq 0:6c56fb4bc5f0 535 else auto_up = 0;
nexpaq 0:6c56fb4bc5f0 536 }
nexpaq 0:6c56fb4bc5f0 537
nexpaq 0:6c56fb4bc5f0 538 unsigned int C12832::get_auto_up(void)
nexpaq 0:6c56fb4bc5f0 539 {
nexpaq 0:6c56fb4bc5f0 540 return (auto_up);
nexpaq 0:6c56fb4bc5f0 541 }
nexpaq 0:6c56fb4bc5f0 542
nexpaq 0:6c56fb4bc5f0 543 void C12832::print_bm(Bitmap bm, int x, int y)
nexpaq 0:6c56fb4bc5f0 544 {
nexpaq 0:6c56fb4bc5f0 545 int h,v,b;
nexpaq 0:6c56fb4bc5f0 546 char d;
nexpaq 0:6c56fb4bc5f0 547
nexpaq 0:6c56fb4bc5f0 548 for(v=0; v < bm.ySize; v++) { // lines
nexpaq 0:6c56fb4bc5f0 549 for(h=0; h < bm.xSize; h++) { // pixel
nexpaq 0:6c56fb4bc5f0 550 if(h + x > 127) break;
nexpaq 0:6c56fb4bc5f0 551 if(v + y > 31) break;
nexpaq 0:6c56fb4bc5f0 552 d = bm.data[bm.Byte_in_Line * v + ((h & 0xF8) >> 3)];
nexpaq 0:6c56fb4bc5f0 553 b = 0x80 >> (h & 0x07);
nexpaq 0:6c56fb4bc5f0 554 if((d & b) == 0) {
nexpaq 0:6c56fb4bc5f0 555 pixel(x+h,y+v,0);
nexpaq 0:6c56fb4bc5f0 556 } else {
nexpaq 0:6c56fb4bc5f0 557 pixel(x+h,y+v,1);
nexpaq 0:6c56fb4bc5f0 558 }
nexpaq 0:6c56fb4bc5f0 559 }
nexpaq 0:6c56fb4bc5f0 560 }
nexpaq 0:6c56fb4bc5f0 561
nexpaq 0:6c56fb4bc5f0 562 }
nexpaq 0:6c56fb4bc5f0 563
nexpaq 0:6c56fb4bc5f0 564