void CalibrateTouch()
{
DisplayField *oldRoot = mgr.GetRoot();
touchCalibInstruction->SetValue("Touch the spot"); // in case the user didn't need to press the reset button last time
mgr.SetRoot(touchCalibInstruction);
mgr.ClearAll();
mgr.RefreshAll(true);
touch.init(DisplayX, DisplayY, DefaultTouchOrientAdjust); // initialize the driver and clear any existing calibration
// Draw spots on the edges of the screen, one at a time, and ask the user to touch them.
// For the first two, we allow for the touch panel being the wrong way round.
DoTouchCalib(DisplayX/2, touchCalibMargin, DisplayX/2, DisplayY - 1 - touchCalibMargin, true, nvData.ymin);
if (nvData.ymin >= 4096/2)
{
touch.adjustOrientation(ReverseY);
nvData.ymin = 4095 - nvData.ymin;
}
DoTouchCalib(DisplayX - touchCalibMargin - 1, DisplayY/2, touchCalibMargin, DisplayY/2, false, nvData.xmax);
if (nvData.xmax < 4096/2)
{
touch.adjustOrientation(ReverseX);
nvData.xmax = 4095 - nvData.xmax;
}
DoTouchCalib(DisplayX/2, DisplayY - 1 - touchCalibMargin, DisplayX/2, DisplayY - 1 - touchCalibMargin, true, nvData.ymax);
DoTouchCalib(touchCalibMargin, DisplayY/2, touchCalibMargin, DisplayY/2, false, nvData.xmin);
nvData.touchOrientation = touch.getOrientation();
touch.calibrate(nvData.xmin, nvData.xmax, nvData.ymin, nvData.ymax, touchCalibMargin);
mgr.SetRoot(oldRoot);
mgr.ClearAll();
mgr.RefreshAll(true);
}
// handler routine for timer1 to read the touch screen
void myTouchInt()
{
static bool inTouch = false;
if ((!inTouch)&&(myTouch.dataAvailable()))
{
inTouch = true;
myTouch.read();
xt = myTouch.getX();
yt = myTouch.getY();
ixt = xt; iyt = yt;
myScreen.ETouch.TrigOn(xt,yt);
}
if ((inTouch)&&(myTouch.dataAvailable()))
{
myTouch.read();
ixt = myTouch.getX();
iyt = myTouch.getY();
if ((ixt != xt)||(iyt != yt))
myScreen.ESlide.TrigOn(ixt,iyt);
}
if ((inTouch)&&(!myTouch.dataAvailable()))
{
inTouch = false;
myScreen.EunTouch.TrigOn(xt,yt);
}
myScreen.E100msecond.TrigOn();
}
void ECCalibrateScreen::SwaitForTouch()
{
while (myTouch.dataAvailable() == true)
{
myTouch.read();
}
while (myTouch.dataAvailable() == false) {}
while (myTouch.dataAvailable() == true)
{
myTouch.read();
}
}
void TScreen::Begin()
{
// Initialize the touch screen
myTouch.InitTouch();
myTouch.setPrecision(PREC_MEDIUM);
if (!welcome) Welcome();
// do not modify after
//Activate and display screen
userBegin();
// starts the interrupts
DueTimer::getAvailable().attachInterrupt(myTouchInt).start(TIMER1); // for touch / untouch
DueTimer::getAvailable().attachInterrupt(StatInt).start(TIMER2); // for status bar computing
DueTimer::getAvailable().attachInterrupt(TimeInt).start(TIMER3);; // for user task and time task
Show();
Draw();
}
// Draw a spot and wait until the user touches it, returning the touch coordinates in tx and ty.
// The alternative X and Y locations are so that the caller can allow for the touch panel being possibly inverted.
void DoTouchCalib(PixelNumber x, PixelNumber y, PixelNumber altX, PixelNumber altY, bool wantY, uint16_t& rawRslt)
{
const PixelNumber touchCircleRadius = 8;
const PixelNumber touchCalibMaxError = 40;
lcd.setColor(touchSpotColour);
lcd.fillCircle(x, y, touchCircleRadius);
for (;;)
{
uint16_t tx, ty, rawX, rawY;
if (touch.read(tx, ty, &rawX, &rawY))
{
if ( (abs((int)tx - (int)x) <= touchCalibMaxError || abs((int)tx - (int)altX) <= touchCalibMaxError)
&& (abs((int)ty - (int)y) <= touchCalibMaxError || abs((int)ty - (int)altY) <= touchCalibMaxError)
)
{
TouchBeep();
rawRslt = (wantY) ? rawY : rawX;
break;
}
}
}
lcd.setColor(defaultBackColour);
lcd.fillCircle(x, y, touchCircleRadius);
}
void ECCalibrateScreen::begin()
{
// Initial setup
myUTFT.InitLCD();
myUTFT.clrScr();
myTouch.InitTouch();
myTouch.setPrecision(PREC_MEDIUM);
myUTFT.setFont(BigFont);
myUTFT.setBackColor(0, 0, 255);
myButtons.setTextFont(BigFont);
resetButtons();
sensorstring = "";
sensorstring.reserve(30); //set aside some bytes for receiving data
inputstring = "";
waiting_for_info = false;
waiting_for_single_reading = false;
sensor_stringcomplete = false;
factReset = false;
inStopMode = false;
waiting_for_dry = false;
Serial3.begin(38400); //To communicate with the sensor.
Serial.begin(115200);
//Start Read straight away.
inputstring = ( waterTempString + ",C\r"); //Start based on temp.
Serial3.print(inputstring); //send command to sensor.
}
void HydroponicsUI::CheckForScreenTouch()
{
if (myTouch.dataAvailable())
{
switch(whichScreen)
{
case MAIN_SCREEN:
{
handleButtons( iMainScreen->handleScreen() );
break;
}
case ABOUT_SCREEN:
{
handleButtons( iAboutScreen->handleScreen() );
break;
}
case SETUP_SCREEN:
{
handleButtons( iSetupScreen->handleScreen() );
break;
}
case PH_SCREEN:
{
handleButtons( ipHScreen->handleScreen() );
limitInfo.maxPHLevel = ipHScreen->getMax();
limitInfo.minPHLevel = ipHScreen->getMin();
break;
}
case EC_SCREEN:
{
handleButtons( iECScreen->handleScreen() );
limitInfo.maxECLevel = iECScreen->getMax();
limitInfo.minECLevel = iECScreen->getMin();
break;
}
case AIR_SCREEN:
{
handleButtons( iAirScreen->handleScreen() );
limitInfo.maxAirTemp = iAirScreen->getMax();
limitInfo.minAirTemp = iAirScreen->getMin();
limitInfo.airUnits = iAirScreen->getUnits();
break;
}
case WATER_SCREEN:
{
handleButtons( iWaterScreen->handleScreen() );
limitInfo.maxWaterTemp = iWaterScreen->getMax();
limitInfo.minWaterTemp = iWaterScreen->getMin();
break;
}
case PLUGS_SCREEN:
{
handleButtons( iPlugScreen->handleScreen() );
break;
}
case CLOCK_SCREEN:
{
handleButtons( iTimeScreen->handleScreen() );
break;
}
case CALLIBRATE_EC_SCREEN:
{
Serial.println("handle EC Cal Screen(); \n");
handleButtons( iECCalibrateScreen->handleScreen() );
break;
}
case CALLIBRATE_PH_SCREEN:
{
Serial.println("handle PH Cal Screen(); \n");
handleButtons( iPhCalibrateScreen->handleScreen() );
break;
}
case PLUGS_SETTINGS_SCREEN:
{
Serial.println("handle Plug Settings Screen(); \n");
handleButtons( iPlugSettingsScreen->handleScreen() );
break;
}
case PUMP_SCREEN:
{
handleButtons( iPumpScreen->handleScreen() );
break;
}
case PUMP_DURATION_SCREEN:
{
handleButtons( iPumpDurationScreen->handleScreen() );
break;
}
default: //If Error, Just go back to main.
{
Serial.println("ERROR :::: handleMainScreen(); \n");
handleButtons( iMainScreen->handleScreen() );
break;
}
}
}
}
