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TestADC touch driver

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This commit is contained in:
fvanroie 2020-04-05 12:39:40 +02:00
parent d29170a77f
commit c45a59803f
1 changed files with 48 additions and 2 deletions
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50
src/hasp_gui.cpp
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@ -380,12 +380,58 @@ static void IRAM_ATTR lv_tick_handler(void)
// return false; /*Return `false` because we are not buffering and no more data to read*/
// }
#ifndef TOUCH_CS
boolean Touch_getXY(uint16_t * x, uint16_t * y, boolean showTouch)
{
static const int coords[] = {3800, 500, 300, 3800}; // portrait - left, right, top, bottom
static const int XP = 27, XM = 15, YP = 4, YM = 14; // default ESP32 Uno touchscreen pins
static TouchScreen ts = TouchScreen(XP, aYP, aXM, YM, 300);
TSPoint p = ts.getPoint();
pinMode(aYP, OUTPUT); // restore shared pins
pinMode(aXM, OUTPUT);
digitalWrite(aYP, HIGH); // because TFT control pins
digitalWrite(aXM, HIGH);
// adjust pressure sensitivity - note works 'backwards'
#define MINPRESSURE 200
#define MAXPRESSURE 1000
bool pressed = (p.z > MINPRESSURE && p.z < MAXPRESSURE);
if(pressed) {
switch(guiRotation) {
case 0: // portrait
*x = map(p.x, coords[0], coords[1], 0, tft.width());
*y = map(p.y, coords[2], coords[3], 0, tft.height());
break;
case 1: // landscape
*x = map(p.y, coords[1], coords[0], 0, tft.width());
*y = map(p.x, coords[2], coords[3], 0, tft.height());
break;
case 2: // portrait inverted
*x = map(p.x, coords[1], coords[0], 0, tft.width());
*y = map(p.y, coords[3], coords[2], 0, tft.height());
break;
case 3: // landscape inverted
*x = map(p.y, coords[0], coords[1], 0, tft.width());
*y = map(p.x, coords[3], coords[2], 0, tft.height());
break;
}
// if(showTouch) tft.fillCircle(*x, *y, 2, YELLOW);
}
return pressed;
}
#endif
bool IRAM_ATTR my_touchpad_read(lv_indev_drv_t * indev_driver, lv_indev_data_t * data)
{
#ifdef TOUCH_CS
//#ifdef TOUCH_CS
uint16_t touchX, touchY;
#ifdef TOUCH_CS
bool touched = tft.getTouch(&touchX, &touchY, 600);
#else
bool touched = Touch_getXY(&touchX, &touchY, false);
#endif
if(!touched) return false;
if(guiSleeping > 0) guiCheckSleep(); // update Idle
@ -407,7 +453,7 @@ bool IRAM_ATTR my_touchpad_read(lv_indev_drv_t * indev_driver, lv_indev_data_t *
Serial.print("Data y");
Serial.println(touchY);*/
}
#endif
//#endif
return false; /*Return `false` because we are not buffering and no more data to read*/
}