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// fgicomp.cc
#include "fgicomp.h"
#ifndef _FGSTRING_H
#include "fgstring.h"
#endif
#include <ctype.h>
FGIntegerComponent::FGIntegerComponent()
{
}
FGIntegerComponent::~FGIntegerComponent()
{
}
bool
FGIntegerComponent::MatchAndRankComponent(FGString& fnameRemainder,
int* pMatchVal) const
{
// Initialize to be safe
*pMatchVal = -1;
// Sanity checks
if (fnameRemainder.GetLength() < 1 || !isdigit(fnameRemainder[0])) {
return false;
}
unsigned int digits = 0;
// Build up the number here
FGString theInt;
do {
theInt += fnameRemainder[digits];
digits++;
} while (digits < fnameRemainder.GetLength() &&
isdigit(fnameRemainder[digits]));
// Set the match value
*pMatchVal = theInt.AToI();
// Chop off the digits we consumed
int charsLeft = fnameRemainder.GetLength() - digits;
FGString bitLeft = fnameRemainder.Right(charsLeft);
fnameRemainder = bitLeft;
return true;
}
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