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Dependencies: BSP_DISCO_F746NG LCD_DISCO_F746NG TS_DISCO_F746NG mbed-rtos mbed
Fork of DISCO-F746NG_LCDTS_demo by
main.cpp
- Committer:
- bcostm
- Date:
- 2015-10-07
- Revision:
- 0:9933f7db9a9b
- Child:
- 2:5ca8733edc78
File content as of revision 0:9933f7db9a9b:
#include "mbed.h" #include "TS_DISCO_F746NG.h" #include "LCD_DISCO_F746NG.h" LCD_DISCO_F746NG lcd; TS_DISCO_F746NG ts; int main() { TS_StateTypeDef TS_State; uint16_t x, y; uint8_t text[30]; uint8_t status; uint8_t idx; uint8_t cleared = 0; uint8_t prev_nb_touches = 0; lcd.DisplayStringAt(0, LINE(5), (uint8_t *)"TOUCHSCREEN DEMO", CENTER_MODE); wait(1); status = ts.Init(lcd.GetXSize(), lcd.GetYSize()); if (status != TS_OK) { lcd.Clear(LCD_COLOR_RED); lcd.SetBackColor(LCD_COLOR_RED); lcd.SetTextColor(LCD_COLOR_WHITE); lcd.DisplayStringAt(0, LINE(5), (uint8_t *)"TOUCHSCREEN INIT FAIL", CENTER_MODE); } else { lcd.Clear(LCD_COLOR_GREEN); lcd.SetBackColor(LCD_COLOR_GREEN); lcd.SetTextColor(LCD_COLOR_WHITE); lcd.DisplayStringAt(0, LINE(5), (uint8_t *)"TOUCHSCREEN INIT OK", CENTER_MODE); } wait(1); lcd.SetFont(&Font12); lcd.SetBackColor(LCD_COLOR_BLUE); lcd.SetTextColor(LCD_COLOR_WHITE); while(1) { ts.GetState(&TS_State); if (TS_State.touchDetected) { // Clear lines corresponding to old touches coordinates if (TS_State.touchDetected < prev_nb_touches) { for (idx = (TS_State.touchDetected + 1); idx <= 5; idx++) { lcd.ClearStringLine(idx); } } prev_nb_touches = TS_State.touchDetected; cleared = 0; sprintf((char*)text, "Touches: %d", TS_State.touchDetected); lcd.DisplayStringAt(0, LINE(0), (uint8_t *)&text, LEFT_MODE); for (idx = 0; idx < TS_State.touchDetected; idx++) { x = TS_State.touchX[idx]; y = TS_State.touchY[idx]; sprintf((char*)text, "Touch %d: x=%d y=%d ", idx+1, x, y); lcd.DisplayStringAt(0, LINE(idx+1), (uint8_t *)&text, LEFT_MODE); } lcd.DrawPixel(TS_State.touchX[0], TS_State.touchY[0], LCD_COLOR_ORANGE); } else { if (!cleared) { lcd.Clear(LCD_COLOR_BLUE); sprintf((char*)text, "Touches: 0"); lcd.DisplayStringAt(0, LINE(0), (uint8_t *)&text, LEFT_MODE); cleared = 1; } } } }