//Gets number between 0 and maxNumber from user
public override int GetNumber(string request, int maxNumber, bool resetClear)
{
//Rerequest until number between 0 and maxNumber is entered
while (true)
{
if (resetClear)
{
Console.Clear();
}
//Lcd must be cleared, may write to wrong row otherwise
SecondaryDisplay.Clear();
//Indicate expected input
Console.WriteLine("Input should be a 1 to " + Math.Ceiling(Math.Log10(maxNumber)) +
" digit number between " + 0 + " and " + maxNumber);
//Write request to both console and lcd, also shows button mappings for keypad
Console.WriteLine(request);
SecondaryDisplay.WriteLine(request);
SecondaryDisplay.WriteLine("Back: * Enter: #");
//Move cursor to second line
SecondaryDisplay.CursorTop = 1;
//Return if input is between 0 and maxNumber, reask user otherwise
if (int.TryParse(Input.ReadLine(), out int input) && input >= 0 && input <= maxNumber)
{
return(input);
}
}
}
//Display list of options to user and returns picked option
public override string GetOption(OutputLocation location, string request, string[] options, bool clear)
{
//Rerequest until option is picked
while (true)
{
//Console should only be cleared if it us being used and it has been requested
if (clear && location != OutputLocation.Secondary)
{
Console.Clear();
}
if (location != OutputLocation.Console)
{
//Lcd must be cleared if being used, may write to wrong row otherwise
SecondaryDisplay.Clear();
SecondaryDisplay.WriteLine(request);
SecondaryDisplay.Write("Back: * ");
}
int selectedOption;
//Write request + options to console and write request to secondary display if using it
if (location != OutputLocation.Secondary)
{
//Write request to console and finish secondary display setup
Console.WriteLine(request + ':');
if (location != OutputLocation.Console)
{
SecondaryDisplay.Write("Enter: #");
SecondaryDisplay.CursorLeft = 0;
}
//Write options to console
for (int i = 1; i <= options.Length; i++)
{
//Numbers are shifted up by one but options are not, this is to avoid displaying 0 as an option
Console.WriteLine(i + " : " + options[i - 1]);
}
//Options 0 to options.length - 1 are displayed as 1 to options.Length so 1 needs to be removed to line up with options
selectedOption = int.Parse(Input.ReadLine()) - 1;
}
else
{
selectedOption = 0;
SecondaryDisplay.Write("Begin: #");
//Get number from user
ConsoleKeyInfo inputChar = Input.ReadKey(true, InputType.Numbers);
//only continue if char is enter
while (inputChar.Key != ConsoleKey.Enter)
{
inputChar = Input.ReadKey(true, InputType.Numbers);
}
bool selecting = true;
//Show options to user until selection has been made
while (selecting)
{
//Clear line and write option
SecondaryDisplay.CursorLeft = 0;
SecondaryDisplay.Write(options[selectedOption].PadRight(SecondaryDisplay.DisplaySize.Width));
//Get direction for user
inputChar = Input.ReadKey(true, InputType.Arrows);
//Move between options if left or right arrow was pressed, stop and continue fuction if enter was pressed
switch (inputChar.Key)
{
case ConsoleKey.LeftArrow when selectedOption > 0:
selectedOption--;
break;
case ConsoleKey.RightArrow when selectedOption < options.Length - 1:
selectedOption++;
break;
case ConsoleKey.Enter:
selecting = false;
break;
}
}
}
//Return if input is a number between 0 and option.Length - 1, restart otherwise
if (selectedOption >= 0 && selectedOption < options.Length)
{
return(options[selectedOption]);
}
}
}
//TODO allow changing pins
public PiCOM14662Keypad(SecondaryDisplay textDisplay = null)
{
//Keypads only has 12 buttons so special setup is required to handle both numbers and arrows
ReducedInput = true;
_display = textDisplay;
}