Jordan Brack / SmartWheelsPublic

SmartWheels self-driving race car. Designed for NXP Cup. Uses FRDM-KL25Z, area-scan camera, and simple image processing to detect and navigate any NXP spec track.

Dependencies:   TSI USBDevice mbed-dev

Fork of SmartWheels by haofan Zheng

Hardwares/ArduUTFT.cpp@42:c4e1606087ff, 2017-03-24 (annotated)

Committer:
hazheng
Date:
Fri Mar 24 15:44:08 2017 +0000
Revision:
42:c4e1606087ff
Parent:
41:7b21c5e3599e
Child:
44:15de535c4005
Added more functions to TFT screen.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
hazheng 40:be98219930e4 1 #include "ArduUTFT.h"
hazheng 40:be98219930e4 2
hazheng 40:be98219930e4 3 #include "GlobalVariable.h"
hazheng 40:be98219930e4 4 #include "SWUSBServer.h"
hazheng 42:c4e1606087ff 5 #include "ArduUTFTFont.h"
hazheng 40:be98219930e4 6
hazheng 40:be98219930e4 7 extern SPI g_spi_port;
hazheng 40:be98219930e4 8
hazheng 40:be98219930e4 9 #define UTFT_DISP_TRANS_MODE 8
hazheng 40:be98219930e4 10
hazheng 40:be98219930e4 11
hazheng 40:be98219930e4 12 #define swap(type, i, j) {type t = i; i = j; j = t;}
hazheng 40:be98219930e4 13
hazheng 40:be98219930e4 14
hazheng 40:be98219930e4 15 namespace
hazheng 40:be98219930e4 16 {
hazheng 40:be98219930e4 17 uint8_t * current_font = NULL;
hazheng 40:be98219930e4 18 uint8_t font_x_size = 0;
hazheng 40:be98219930e4 19 uint8_t font_y_size = 0;
hazheng 40:be98219930e4 20 uint8_t font_offset = 0;
hazheng 40:be98219930e4 21 uint8_t font_numchars = 0;
hazheng 40:be98219930e4 22
hazheng 40:be98219930e4 23 uint8_t front_color_high = 0;
hazheng 40:be98219930e4 24 uint8_t front_color_low = 0;
hazheng 40:be98219930e4 25
hazheng 40:be98219930e4 26 }
hazheng 40:be98219930e4 27
hazheng 41:7b21c5e3599e 28 DigitalOut utft_cs(PIN_AUC_CS, 1);
hazheng 41:7b21c5e3599e 29
hazheng 40:be98219930e4 30 inline void ardu_cam_spi_write_8(int address, int value)
hazheng 40:be98219930e4 31 {
hazheng 40:be98219930e4 32 utft_cs = 0;
hazheng 40:be98219930e4 33 g_spi_port.write(address | 0x80);
hazheng 40:be98219930e4 34 g_spi_port.write(value);
hazheng 40:be98219930e4 35 utft_cs = 1;
hazheng 40:be98219930e4 36 }
hazheng 40:be98219930e4 37
hazheng 40:be98219930e4 38 inline uint8_t ardu_cam_spi_read_8(int address)
hazheng 40:be98219930e4 39 {
hazheng 40:be98219930e4 40 utft_cs = 0;
hazheng 40:be98219930e4 41 g_spi_port.write(address & 0x7F);
hazheng 40:be98219930e4 42 uint8_t value = static_cast<uint8_t>(g_spi_port.write(0x00));
hazheng 40:be98219930e4 43 utft_cs = 1;
hazheng 40:be98219930e4 44 return value;
hazheng 40:be98219930e4 45 }
hazheng 40:be98219930e4 46
hazheng 41:7b21c5e3599e 47 inline void ardu_utft_write_COM_internal(uint8_t VL)
hazheng 40:be98219930e4 48 {
hazheng 40:be98219930e4 49 utft_cs = 0;
hazheng 40:be98219930e4 50 g_spi_port.write(0xBE);
hazheng 40:be98219930e4 51 g_spi_port.write(VL);
hazheng 40:be98219930e4 52 utft_cs = 1;
hazheng 40:be98219930e4 53 }
hazheng 40:be98219930e4 54
hazheng 41:7b21c5e3599e 55 inline void ardu_utft_write_DATA_internal(uint8_t VH, uint8_t VL)
hazheng 40:be98219930e4 56 {
hazheng 40:be98219930e4 57 utft_cs = 0;
hazheng 40:be98219930e4 58 g_spi_port.write(0xBF);
hazheng 40:be98219930e4 59 g_spi_port.write(VH);
hazheng 41:7b21c5e3599e 60 utft_cs = 1;
hazheng 41:7b21c5e3599e 61 utft_cs = 0;
hazheng 40:be98219930e4 62 g_spi_port.write(0xBF);
hazheng 40:be98219930e4 63 g_spi_port.write(VL);
hazheng 40:be98219930e4 64 utft_cs = 1;
hazheng 40:be98219930e4 65 }
hazheng 40:be98219930e4 66
hazheng 41:7b21c5e3599e 67 inline void ardu_utft_write_COM_DATA_internal(uint8_t com1, uint16_t dat1)
hazheng 40:be98219930e4 68 {
hazheng 41:7b21c5e3599e 69 ardu_utft_write_COM_internal(com1);
hazheng 41:7b21c5e3599e 70 ardu_utft_write_DATA_internal((dat1 >> 8) & 0xFF, dat1);
hazheng 41:7b21c5e3599e 71 }
hazheng 41:7b21c5e3599e 72
hazheng 41:7b21c5e3599e 73 void ardu_utft_write_DATA(uint8_t VH, uint8_t VL)
hazheng 41:7b21c5e3599e 74 {
hazheng 41:7b21c5e3599e 75 ardu_utft_write_DATA_internal(VH, VL);
hazheng 40:be98219930e4 76 }
hazheng 40:be98219930e4 77
hazheng 40:be98219930e4 78 void ardu_utft_init()
hazheng 40:be98219930e4 79 {
hazheng 40:be98219930e4 80 char buf[20];
hazheng 40:be98219930e4 81 uint8_t VerNum = ardu_cam_spi_read_8(0x40);
hazheng 40:be98219930e4 82 VerNum = ardu_cam_spi_read_8(0x40);
hazheng 40:be98219930e4 83
hazheng 40:be98219930e4 84
hazheng 40:be98219930e4 85 sprintf(buf, "UTFT Ver %#x", VerNum);
hazheng 40:be98219930e4 86 g_core.GetUSBServer().PushReliableMsg('D', buf);
hazheng 40:be98219930e4 87
hazheng 40:be98219930e4 88 ardu_cam_spi_write_8(ARDUCHIP_TEST1_UTFT, ARDUCHIP_TEST_MSG_UTFT);
hazheng 40:be98219930e4 89 uint8_t testV = ardu_cam_spi_read_8(ARDUCHIP_TEST1_UTFT);
hazheng 40:be98219930e4 90 if(VerNum != ARDUCHIP_VER_NUM_UTFT || testV != ARDUCHIP_TEST_MSG_UTFT)
hazheng 40:be98219930e4 91 {
hazheng 40:be98219930e4 92 g_core.GetUSBServer().PushReliableMsg('D', "UTFTInit Fai");
hazheng 40:be98219930e4 93 }
hazheng 40:be98219930e4 94 else
hazheng 40:be98219930e4 95 {
hazheng 40:be98219930e4 96 g_core.GetUSBServer().PushReliableMsg('D', "UTFTInit Suc");
hazheng 40:be98219930e4 97 }
hazheng 40:be98219930e4 98
hazheng 40:be98219930e4 99 ardu_cam_set_mode(MCU2LCD_MODE);
hazheng 41:7b21c5e3599e 100 ardu_utft_write_COM_DATA_internal(0x00,0x0001);
hazheng 41:7b21c5e3599e 101 ardu_utft_write_COM_DATA_internal(0x03,0xA8A4);
hazheng 41:7b21c5e3599e 102 ardu_utft_write_COM_DATA_internal(0x0C,0x0000);
hazheng 41:7b21c5e3599e 103 ardu_utft_write_COM_DATA_internal(0x0D,0x080C);
hazheng 41:7b21c5e3599e 104 ardu_utft_write_COM_DATA_internal(0x0E,0x2B00);
hazheng 41:7b21c5e3599e 105 ardu_utft_write_COM_DATA_internal(0x1E,0x00B7);
hazheng 41:7b21c5e3599e 106 ardu_utft_write_COM_DATA_internal(0x01,0x6B3F); //693F
hazheng 41:7b21c5e3599e 107 ardu_utft_write_COM_DATA_internal(0x02,0x0600);
hazheng 41:7b21c5e3599e 108 ardu_utft_write_COM_DATA_internal(0x10,0x0000);
hazheng 41:7b21c5e3599e 109 ardu_utft_write_COM_DATA_internal(0x11,0x6078);
hazheng 41:7b21c5e3599e 110 ardu_utft_write_COM_DATA_internal(0x05,0x0000);
hazheng 41:7b21c5e3599e 111 ardu_utft_write_COM_DATA_internal(0x06,0x0000);
hazheng 41:7b21c5e3599e 112 ardu_utft_write_COM_DATA_internal(0x16,0xEF1C);
hazheng 41:7b21c5e3599e 113 ardu_utft_write_COM_DATA_internal(0x17,0x0003);
hazheng 41:7b21c5e3599e 114 ardu_utft_write_COM_DATA_internal(0x07,0x0233);
hazheng 41:7b21c5e3599e 115 ardu_utft_write_COM_DATA_internal(0x0B,0x0000);
hazheng 41:7b21c5e3599e 116 ardu_utft_write_COM_DATA_internal(0x0F,0x0000);
hazheng 41:7b21c5e3599e 117 ardu_utft_write_COM_DATA_internal(0x41,0x0000);
hazheng 41:7b21c5e3599e 118 ardu_utft_write_COM_DATA_internal(0x42,0x0000);
hazheng 41:7b21c5e3599e 119 ardu_utft_write_COM_DATA_internal(0x48,0x0000);
hazheng 41:7b21c5e3599e 120 ardu_utft_write_COM_DATA_internal(0x49,0x013F);
hazheng 41:7b21c5e3599e 121 ardu_utft_write_COM_DATA_internal(0x4A,0x0000);
hazheng 41:7b21c5e3599e 122 ardu_utft_write_COM_DATA_internal(0x4B,0x0000);
hazheng 41:7b21c5e3599e 123 ardu_utft_write_COM_DATA_internal(0x44,0xEF00);
hazheng 41:7b21c5e3599e 124 ardu_utft_write_COM_DATA_internal(0x45,0x0000);
hazheng 41:7b21c5e3599e 125 ardu_utft_write_COM_DATA_internal(0x46,0x013F);
hazheng 41:7b21c5e3599e 126 ardu_utft_write_COM_DATA_internal(0x30,0x0707);
hazheng 41:7b21c5e3599e 127 ardu_utft_write_COM_DATA_internal(0x31,0x0204);
hazheng 41:7b21c5e3599e 128 ardu_utft_write_COM_DATA_internal(0x32,0x0204);
hazheng 41:7b21c5e3599e 129 ardu_utft_write_COM_DATA_internal(0x33,0x0502);
hazheng 41:7b21c5e3599e 130 ardu_utft_write_COM_DATA_internal(0x34,0x0507);
hazheng 41:7b21c5e3599e 131 ardu_utft_write_COM_DATA_internal(0x35,0x0204);
hazheng 41:7b21c5e3599e 132 ardu_utft_write_COM_DATA_internal(0x36,0x0204);
hazheng 41:7b21c5e3599e 133 ardu_utft_write_COM_DATA_internal(0x37,0x0502);
hazheng 41:7b21c5e3599e 134 ardu_utft_write_COM_DATA_internal(0x3A,0x0302);
hazheng 41:7b21c5e3599e 135 ardu_utft_write_COM_DATA_internal(0x3B,0x0302);
hazheng 41:7b21c5e3599e 136 ardu_utft_write_COM_DATA_internal(0x23,0x0000);
hazheng 41:7b21c5e3599e 137 ardu_utft_write_COM_DATA_internal(0x24,0x0000);
hazheng 41:7b21c5e3599e 138 ardu_utft_write_COM_DATA_internal(0x25,0x8000);
hazheng 41:7b21c5e3599e 139 ardu_utft_write_COM_DATA_internal(0x4f,0x0000);
hazheng 41:7b21c5e3599e 140 ardu_utft_write_COM_DATA_internal(0x4e,0x0000);
hazheng 41:7b21c5e3599e 141 ardu_utft_write_COM_internal(0x22);
hazheng 41:7b21c5e3599e 142
hazheng 41:7b21c5e3599e 143 //ardu_cam_spi_write_8(0x03, 0x04); ////////////////
hazheng 41:7b21c5e3599e 144
hazheng 40:be98219930e4 145 //setColor(255, 255, 255);
hazheng 40:be98219930e4 146 //setBackColor(0, 0, 0);
hazheng 42:c4e1606087ff 147 //current_font = NULL;
hazheng 42:c4e1606087ff 148 ardu_utft_set_font(SmallFont);
hazheng 40:be98219930e4 149 ardu_utft_clr_scr();
hazheng 40:be98219930e4 150
hazheng 42:c4e1606087ff 151 ardu_utft_set_color(0, 255, 255);
hazheng 42:c4e1606087ff 152 ardu_utft_fill_rect(10, 20, 120, 70);
hazheng 42:c4e1606087ff 153 ardu_utft_set_color(255, 255, 255);
hazheng 42:c4e1606087ff 154 ardu_utft_print("TEST", 70, 40);
hazheng 40:be98219930e4 155 }
hazheng 40:be98219930e4 156
hazheng 40:be98219930e4 157 void ardu_cam_set_mode(uint8_t mode)
hazheng 40:be98219930e4 158 {
hazheng 40:be98219930e4 159 /////////////////////////////////
hazheng 40:be98219930e4 160 //Careful here!!
hazheng 41:7b21c5e3599e 161 ardu_cam_spi_write_8(0x02, 0x00);
hazheng 41:7b21c5e3599e 162
hazheng 40:be98219930e4 163 }
hazheng 40:be98219930e4 164
hazheng 40:be98219930e4 165 void ardu_utft_clr_scr()
hazheng 40:be98219930e4 166 {
hazheng 40:be98219930e4 167 ardu_utft_reset_xy();
hazheng 40:be98219930e4 168
hazheng 40:be98219930e4 169 long i;
hazheng 40:be98219930e4 170 for (i = 0; i < ((UTFT_DISP_X_SIZE + 1) * (UTFT_DISP_Y_SIZE + 1)); ++i)
hazheng 40:be98219930e4 171 {
hazheng 41:7b21c5e3599e 172 ardu_utft_write_DATA_internal(0x00,0x00);
hazheng 40:be98219930e4 173 }
hazheng 40:be98219930e4 174 }
hazheng 40:be98219930e4 175
hazheng 40:be98219930e4 176 void ardu_utft_reset_xy()
hazheng 40:be98219930e4 177 {
hazheng 40:be98219930e4 178 ardu_utft_set_xy(0, 0, UTFT_DISP_Y_SIZE, UTFT_DISP_X_SIZE);
hazheng 40:be98219930e4 179 }
hazheng 40:be98219930e4 180
hazheng 40:be98219930e4 181 void ardu_utft_set_xy(uint16_t x1, uint16_t y1, uint16_t x2, uint16_t y2)
hazheng 40:be98219930e4 182 {
hazheng 40:be98219930e4 183 /////////////////////////////
hazheng 40:be98219930e4 184 //Possible to be simplified
hazheng 40:be98219930e4 185 swap(uint16_t, x1, y1);
hazheng 40:be98219930e4 186 swap(uint16_t, x2, y2);
hazheng 42:c4e1606087ff 187 //y1 = UTFT_DISP_Y_SIZE - y1; //319 - 0 = 319
hazheng 42:c4e1606087ff 188 //y2 = UTFT_DISP_Y_SIZE - y2; //319 - 300 = 19
hazheng 42:c4e1606087ff 189 //swap(uint16_t, y1, y2); //y1 = 19, y2 = 319
hazheng 40:be98219930e4 190 /////////////////////////////
hazheng 40:be98219930e4 191
hazheng 41:7b21c5e3599e 192 ardu_utft_write_COM_DATA_internal(0x44, (x2 << 8) + x1);
hazheng 42:c4e1606087ff 193 ardu_utft_write_COM_DATA_internal(0x45, UTFT_DISP_Y_SIZE - y2); //19
hazheng 42:c4e1606087ff 194 ardu_utft_write_COM_DATA_internal(0x46, UTFT_DISP_Y_SIZE - y1); //319
hazheng 41:7b21c5e3599e 195 ardu_utft_write_COM_DATA_internal(0x4e, x1);
hazheng 42:c4e1606087ff 196 ardu_utft_write_COM_DATA_internal(0x4f, UTFT_DISP_Y_SIZE - y2);
hazheng 41:7b21c5e3599e 197 ardu_utft_write_COM_internal(0x22);
hazheng 40:be98219930e4 198 }
hazheng 40:be98219930e4 199
hazheng 40:be98219930e4 200 void ardu_utft_set_color(uint8_t r, uint8_t g, uint8_t b)
hazheng 40:be98219930e4 201 {
hazheng 40:be98219930e4 202 front_color_high = ((r & 248) | g >> 5);
hazheng 40:be98219930e4 203 front_color_low = ((g & 28) << 3 | b >> 3);
hazheng 40:be98219930e4 204 }
hazheng 40:be98219930e4 205
hazheng 40:be98219930e4 206 void ardu_utft_draw_rect(int x1, int y1, int x2, int y2)
hazheng 40:be98219930e4 207 {
hazheng 40:be98219930e4 208 if (x1>x2)
hazheng 40:be98219930e4 209 {
hazheng 40:be98219930e4 210 swap(int, x1, x2);
hazheng 40:be98219930e4 211 }
hazheng 40:be98219930e4 212 if (y1>y2)
hazheng 40:be98219930e4 213 {
hazheng 40:be98219930e4 214 swap(int, y1, y2);
hazheng 40:be98219930e4 215 }
hazheng 40:be98219930e4 216
hazheng 40:be98219930e4 217 ardu_utft_draw_hline(x1, y1, x2 - x1);
hazheng 40:be98219930e4 218 ardu_utft_draw_hline(x1, y2, x2 - x1);
hazheng 40:be98219930e4 219 ardu_utft_draw_vline(x1, y1, y2 - y1);
hazheng 40:be98219930e4 220 ardu_utft_draw_vline(x2, y1, y2 - y1);
hazheng 40:be98219930e4 221 }
hazheng 40:be98219930e4 222
hazheng 40:be98219930e4 223 void ardu_utft_draw_hline(int x, int y, int l)
hazheng 40:be98219930e4 224 {
hazheng 40:be98219930e4 225 if (l<0)
hazheng 40:be98219930e4 226 {
hazheng 40:be98219930e4 227 l = -l;
hazheng 40:be98219930e4 228 x -= l;
hazheng 40:be98219930e4 229 }
hazheng 40:be98219930e4 230
hazheng 40:be98219930e4 231 ardu_utft_set_xy(x, y, x+l, y);
hazheng 40:be98219930e4 232
hazheng 40:be98219930e4 233 for (int i = 0; i < l + 1; ++i)
hazheng 40:be98219930e4 234 {
hazheng 41:7b21c5e3599e 235 ardu_utft_write_DATA_internal(front_color_high, front_color_low);
hazheng 40:be98219930e4 236 }
hazheng 40:be98219930e4 237
hazheng 40:be98219930e4 238 ardu_utft_reset_xy();
hazheng 40:be98219930e4 239 }
hazheng 40:be98219930e4 240
hazheng 40:be98219930e4 241 void ardu_utft_draw_vline(int x, int y, int l)
hazheng 40:be98219930e4 242 {
hazheng 40:be98219930e4 243 if (l<0)
hazheng 40:be98219930e4 244 {
hazheng 40:be98219930e4 245 l = -l;
hazheng 40:be98219930e4 246 y -= l;
hazheng 40:be98219930e4 247 }
hazheng 40:be98219930e4 248
hazheng 40:be98219930e4 249 ardu_utft_set_xy(x, y, x, y+l);
hazheng 40:be98219930e4 250
hazheng 40:be98219930e4 251 for (int i = 0; i < l + 1; ++i)
hazheng 40:be98219930e4 252 {
hazheng 41:7b21c5e3599e 253 ardu_utft_write_DATA_internal(front_color_high, front_color_low);
hazheng 40:be98219930e4 254 }
hazheng 40:be98219930e4 255
hazheng 40:be98219930e4 256 ardu_utft_reset_xy();
hazheng 42:c4e1606087ff 257 }
hazheng 42:c4e1606087ff 258
hazheng 42:c4e1606087ff 259
hazheng 42:c4e1606087ff 260 void ardu_utft_draw_pixel(int x, int y)
hazheng 42:c4e1606087ff 261 {
hazheng 42:c4e1606087ff 262 ardu_utft_set_xy(x, y, x, y);
hazheng 42:c4e1606087ff 263 ardu_utft_write_DATA_internal(front_color_high, front_color_low);
hazheng 42:c4e1606087ff 264 ardu_utft_reset_xy();
hazheng 42:c4e1606087ff 265 }
hazheng 42:c4e1606087ff 266
hazheng 42:c4e1606087ff 267 void ardu_utft_fill_rect(int x1, int y1, int x2, int y2)
hazheng 42:c4e1606087ff 268 {
hazheng 42:c4e1606087ff 269 if (x1 > x2)
hazheng 42:c4e1606087ff 270 {
hazheng 42:c4e1606087ff 271 swap(int, x1, x2);
hazheng 42:c4e1606087ff 272 }
hazheng 42:c4e1606087ff 273 if (y1 > y2)
hazheng 42:c4e1606087ff 274 {
hazheng 42:c4e1606087ff 275 swap(int, y1, y2);
hazheng 42:c4e1606087ff 276 }
hazheng 42:c4e1606087ff 277
hazheng 42:c4e1606087ff 278 for (int i = 0; i < ((x2 - x1) / 2) + 1; ++i)
hazheng 42:c4e1606087ff 279 {
hazheng 42:c4e1606087ff 280 ardu_utft_draw_vline(x1 + i, y1, y2 - y1);
hazheng 42:c4e1606087ff 281 ardu_utft_draw_vline(x2 - i, y1, y2 - y1);
hazheng 42:c4e1606087ff 282 }
hazheng 42:c4e1606087ff 283 }
hazheng 42:c4e1606087ff 284
hazheng 42:c4e1606087ff 285 void ardu_utft_set_font(uint8_t * font)
hazheng 42:c4e1606087ff 286 {
hazheng 42:c4e1606087ff 287 current_font = font;
hazheng 42:c4e1606087ff 288 font_x_size = font[0];
hazheng 42:c4e1606087ff 289 font_y_size = font[1];
hazheng 42:c4e1606087ff 290 font_offset = font[2];
hazheng 42:c4e1606087ff 291 font_numchars = font[3];
hazheng 42:c4e1606087ff 292 }
hazheng 42:c4e1606087ff 293
hazheng 42:c4e1606087ff 294 void ardu_utft_print_char(char c, int x, int y)
hazheng 42:c4e1606087ff 295 {
hazheng 42:c4e1606087ff 296 char i, ch;
hazheng 42:c4e1606087ff 297
hazheng 42:c4e1606087ff 298 uint16_t temp = ((c - font_offset) * ((font_x_size / 8) * font_y_size)) + 4;
hazheng 42:c4e1606087ff 299
hazheng 42:c4e1606087ff 300 for(uint8_t j = 0; j < font_y_size; ++j)
hazheng 42:c4e1606087ff 301 {
hazheng 42:c4e1606087ff 302 for (int zz = 0; zz < (font_x_size / 8); ++zz)
hazheng 42:c4e1606087ff 303 {
hazheng 42:c4e1606087ff 304 ch = current_font[temp + zz];
hazheng 42:c4e1606087ff 305 for(i = 0; i < 8; ++i)
hazheng 42:c4e1606087ff 306 {
hazheng 42:c4e1606087ff 307 ardu_utft_set_xy(x + i + (zz * 8), y + j, x + i + (zz * 8) + 1, y + j + 1);
hazheng 42:c4e1606087ff 308
hazheng 42:c4e1606087ff 309 if((ch & (1 << i)) != 0)
hazheng 42:c4e1606087ff 310 {
hazheng 42:c4e1606087ff 311 ardu_utft_write_DATA_internal(front_color_high, front_color_low);
hazheng 42:c4e1606087ff 312 }
hazheng 42:c4e1606087ff 313 }
hazheng 42:c4e1606087ff 314 }
hazheng 42:c4e1606087ff 315 temp += (font_x_size / 8);
hazheng 42:c4e1606087ff 316 }
hazheng 42:c4e1606087ff 317
hazheng 42:c4e1606087ff 318 ardu_utft_reset_xy();
hazheng 42:c4e1606087ff 319 }
hazheng 42:c4e1606087ff 320
hazheng 42:c4e1606087ff 321 void ardu_utft_print(char * st, int x, int y)
hazheng 42:c4e1606087ff 322 {
hazheng 42:c4e1606087ff 323 int stl, i;
hazheng 42:c4e1606087ff 324 stl = strlen(st);
hazheng 42:c4e1606087ff 325
hazheng 42:c4e1606087ff 326 if (x == UTFT_RIGHT)
hazheng 42:c4e1606087ff 327 x = (UTFT_DISP_Y_SIZE + 1) - (stl * font_x_size);
hazheng 42:c4e1606087ff 328 if (x == UTFT_CENTER)
hazheng 42:c4e1606087ff 329 x = ((UTFT_DISP_Y_SIZE + 1) - (stl * font_x_size)) / 2;
hazheng 42:c4e1606087ff 330
hazheng 42:c4e1606087ff 331 for (i = 0; i < stl; ++i)
hazheng 42:c4e1606087ff 332 ardu_utft_print_char(*st++, x - (i * (font_x_size)), y);
hazheng 40:be98219930e4 333 }