#include <LiquidCrystal.h>
class DisplayText // Object for displaying on a lcd screen
{
public:
LiquidCrystal lcd;
DisplayText(int pinRS, int pinE, int pin0, int pin1, int pin2, int pin3)
: lcd(pinRS, pinE, pin0, pin1, pin2, pin3)
{
lcd.begin(16, 2);
lcd.clear();
lcd.setCursor(0, 0);
}
};
class DisplayManager // manages various display types (currently only text lcds
{
public:
DisplayText *Displays;
DisplayManager(byte _textLCDs[][6], const unsigned count)
{
// allocates memory for number of lcds based on array of pins
Displays = (DisplayText *) malloc(sizeof (DisplayText) * count);
for (unsigned i = 0; i < count; i++)
{
Displays[i] = DisplayText(
_textLCDs[i][0],
_textLCDs[i][1],
_textLCDs[i][2],
_textLCDs[i][3],
_textLCDs[i][4],
_textLCDs[i][5]); // initialize each lcd
}
}
};
byte textLCDsSetup[][6] =
{
{ 52, 48, 36, 34, 32, 30 }
};
const unsigned DisplayCount = sizeof textLCDsSetup / sizeof textLCDsSetup[0];
DisplayManager manager(textLCDsSetup, DisplayCount); // initialize manager
void setup()
{
//does not display correctly:
manager.Displays[0].lcd.print("test2");
}
void loop() {}