internal string ProcessText(string text, double delta)
{
var mode = GetMode(this);
var minValue = GetMinimum(this);
var maxValue = GetMaximum(this);
switch (mode)
{
case SpecialMode.Number: {
double value;
if (!FlexibleParser.TryParseDouble(text, out value))
{
return(null);
}
if ((Keyboard.Modifiers & ModifierKeys.Control) == ModifierKeys.Control)
{
delta *= 0.1;
}
if ((Keyboard.Modifiers & ModifierKeys.Shift) == ModifierKeys.Shift)
{
delta *= 10.0;
}
if ((Keyboard.Modifiers & ModifierKeys.Alt) == ModifierKeys.Alt)
{
delta *= 2.0;
}
value += delta;
value = Math.Max(Math.Min(value, maxValue), minValue);
return(FlexibleParser.ReplaceDouble(text, value));
}
case SpecialMode.Integer:
#pragma warning disable 612
case SpecialMode.Positive: {
#pragma warning restore 612
int value;
if (!FlexibleParser.TryParseInt(text, out value))
{
return(null);
}
if ((Keyboard.Modifiers & ModifierKeys.Shift) == ModifierKeys.Shift)
{
delta *= 10.0;
}
if ((Keyboard.Modifiers & ModifierKeys.Alt) == ModifierKeys.Alt)
{
delta *= 2.0;
}
value = (int)Math.Max(Math.Min((int)(value + delta), maxValue), minValue);
#pragma warning disable 612
if (mode == SpecialMode.Positive && value < 1)
{
#pragma warning restore 612
value = 1;
}
return(FlexibleParser.ReplaceDouble(text, value));
}
case SpecialMode.IntegerOrLabel:
#pragma warning disable 612
case SpecialMode.IntegerOrMinusOneLabel:
case SpecialMode.IntegerOrZeroLabel: {
#pragma warning restore 612
int value;
var skip = !FlexibleParser.TryParseInt(text, out value);
if (skip)
{
value = GetLabelValue();
}
if ((Keyboard.Modifiers & ModifierKeys.Shift) == ModifierKeys.Shift)
{
delta *= 10.0;
}
if ((Keyboard.Modifiers & ModifierKeys.Alt) == ModifierKeys.Alt)
{
delta *= 2.0;
}
value = (int)Math.Max(Math.Min((int)(value + delta), maxValue), minValue);
var label = GetModeLabel(this);
if (value == GetLabelValue() && label != null)
{
return(label);
}
return(skip ? value.ToString(CultureInfo.InvariantCulture) : FlexibleParser.ReplaceDouble(text, value));
}
case SpecialMode.Time: {
var splitted = text.Split(':');
int totalSeconds;
switch (splitted.Length)
{
case 2: {
int hours, minutes;
if (!FlexibleParser.TryParseInt(splitted[0], out hours) || !FlexibleParser.TryParseInt(splitted[1], out minutes))
{
return(null);
}
totalSeconds = (splitted[0].StartsWith(@"-") ? -1 : 1) * (Math.Abs(hours) * 60 + Math.Abs(minutes)) * 60;
break;
}
case 3: {
int hours, minutes, seconds;
if (!FlexibleParser.TryParseInt(splitted[0], out hours) || !FlexibleParser.TryParseInt(splitted[1], out minutes) ||
!FlexibleParser.TryParseInt(splitted[2], out seconds))
{
return(null);
}
totalSeconds = (splitted[0].StartsWith(@"-") ? -1 : 1) * (Math.Abs(hours) * 60 + Math.Abs(minutes)) * 60 + Math.Abs(seconds);
break;
}
default:
return(null);
}
if (!Keyboard.Modifiers.HasFlag(ModifierKeys.Control))
{
delta *= 60;
}
if (Keyboard.Modifiers.HasFlag(ModifierKeys.Shift))
{
delta *= 60;
}
if (Keyboard.Modifiers.HasFlag(ModifierKeys.Alt))
{
delta *= 15;
}
if (double.IsNegativeInfinity(minValue))
{
minValue = 0d;
}
totalSeconds += (int)delta;
totalSeconds = (int)Math.Max(Math.Min(totalSeconds, maxValue), minValue);
var t = Math.Abs(totalSeconds);
return(splitted.Length == 2
? $@"{(totalSeconds < 0 ? @"-" : "")}{t / 3600:D2}:{t / 60 % 60:D2}"
: $@"{(totalSeconds < 0 ? @"-" : "")}{t / 3600:D2}:{t / 60 % 60:D2}:{t % 60:D2}");
}
case SpecialMode.Version: {
var splitted = text.Split('.');
var index = splitted.Length - 1;
if ((Keyboard.Modifiers & ModifierKeys.Control) == ModifierKeys.Control)
{
index--;
}
if ((Keyboard.Modifiers & ModifierKeys.Shift) == ModifierKeys.Shift)
{
index--;
}
if ((Keyboard.Modifiers & ModifierKeys.Alt) == ModifierKeys.Alt)
{
index--;
}
if (index < 0)
{
index = 0;
}
int value;
if (FlexibleParser.TryParseInt(splitted[index], out value))
{
splitted[index] = FlexibleParser.ReplaceDouble(splitted[index], value + delta);
}
return(string.Join(@".", splitted));
}
default:
throw new ArgumentOutOfRangeException(nameof(mode), mode, null);
}
}