Esempi in C++ (Cpp) per ShiftRegLCD::write_P

Esempio n. 1

File: hmcore.cpp Progetto: chrismayu/HeaterMeter

static void lcdPrintBigNum(float val)
{
  // good up to 3276.8
  int16_t ival = val * 10;
  uint16_t uval;
  boolean isNeg;
  if (ival < 0)
  {
    isNeg = true;
    uval = -ival;
  }
  else
  {
    isNeg = false;
    uval = ival;
  }

  int8_t x = 16;
  do
  {
    if (uval != 0 || x >= 9)
    {
      const char PROGMEM *numData = NUMS + ((uval % 10) * 6);

      x -= C_WIDTH;
      lcd.setCursor(x, 0);
      lcd.write_P(numData, C_WIDTH);
      numData += C_WIDTH;

      lcd.setCursor(x, 1);
      lcd.write_P(numData, C_WIDTH);

      uval /= 10;
    }  /* if val */
    --x;
    lcd.setCursor(x, 0);
    lcd.write(C_BLK);
    lcd.setCursor(x, 1);
    if (x == 12)
      lcd.write('.');
    else if (uval == 0 && x < 9 && isNeg)
    {
      lcd.write(C_CT);
      isNeg = false;
    }
    else
      lcd.write(C_BLK);
  } while (x != 0);
}