void Show_Warning(const char* first_part, const char* second_part, const char* third_part)
{
char statement[MAX_STATEMENT_LENGTH];
strcpy(statement, first_part);
strcat(statement, second_part);
strcat(statement, third_part);
Show_Warning(statement);
}
Message_Stream & Show_Warning (string text) { return (Show_Warning (text.c_str ())); }
void Change_FP(char* line, double change_val)
{
//Determine the new value of the variable---
double orig_val = Get_FP_Number(line);
double new_val = orig_val + change_val;
//Characterize the floating-point string---
int val_size = 0;
int after_dec = 0;
int before_dec = 0;
int number_location;
bool num_found = FALSEV;
bool period_found = FALSEV;
bool is_num_dec;
for (int a = 0; a < int(strlen(line)); ++a)
{
is_num_dec = (line[a] == '.') && (Is_Number(line[a + 1]));
if (is_num_dec)
{
period_found = TRUEV;
}
if ( (Is_Number(line[a]) || period_found) && !num_found)
//Start of the number string has been found.
{
number_location = a;
num_found = TRUEV;
}
if (Is_Number(line[a]) && num_found)
//Determine how many digits are before and after the decimal place.
{
++val_size;
if (period_found)
{
++after_dec;
}
else
{
++before_dec;
}
}
if (!(Is_Number(line[a]) || is_num_dec) && num_found)
//End of the number string has been encountered.
{
break;
}
}
//Change the floating-point string to the new value---
int dif_from_ones_place = 0;
int char_index;
double temp_shift;
double abs_val = abs(new_val);
for (int b = 0; b < val_size; ++b)
{
char_index = b;
dif_from_ones_place = (before_dec - 1) - b;
temp_shift = pow(10.0, double(dif_from_ones_place));
if (b >= before_dec)
//Skip the decimal point.
{
++char_index;
}
line[number_location + char_index] = '0' +
char( int(abs_val/temp_shift + FP_ERROR_FIX) % 10 );
}
//Check for the need to remove a minus sign---
if ( (number_location != 0) && (line[number_location - 1] == '-') && (new_val > 0.0) )
//If number has been changed from negative value to positive value,
//the minus sign must be removed. Reverse case is not allowed here.
{
line[number_location - 1] = '0';
//Replace with a zero. Keeps the string length the same.
}
//Check for a failed change to the FP value---
double num_temp = Get_FP_Number(line);
if (!Check_FP_Equality(num_temp, new_val))
{
Show_Warning("AUTOMATION OF FILE TEXT REQUIRES MORE SPACE FOR FP VALUES!");
Change_FP(line, -1.0*num_temp);
//Zero the FP value.
}
}
void Change_Integer(char* line, int change_val)
{
//Determine the new value of the integer---
int orig_val = Get_Number(line);
int new_val = orig_val + change_val;
//Characterize the integer string---
int val_size = 0;
int number_location;
bool num_found = FALSEV;
for (int a = 0; a < int(strlen(line)); ++a)
{
if (Is_Number(line[a]) && !num_found)
//Found starting index for the integer.
{
number_location = a;
num_found = TRUEV;
}
if (Is_Number(line[a]) && num_found)
//Get string length of the integer.
{
++val_size;
}
if (!Is_Number(line[a]) && num_found)
{
break;
}
}
//Change the integer string to the new value---
int division_factor = 1;
int abs_val = abs(new_val);
for (int b = 0; b < val_size; ++b)
{
line[number_location + val_size - 1 - b] = '0' +
char(abs_val/division_factor % 10);
division_factor *= 10;
}
//Check for a minus sign that needs to be removed---
if ( (number_location != 0) && (line[number_location - 1] == '-') && (new_val > 0) )
//If number has been changed from negative value to positive value,
//the minus sign must be removed. Reverse case is not allowed here.
{
line[number_location - 1] = '0';
//Replace with a zero. Keeps string length of the number the same.
}
//Check for a new value that is larger in string space than the original value---
int num_temp = Get_Number(line);
if (new_val != num_temp)
{
Show_Warning("AUTOMATION OF FILE TEXT REQUIRES MORE SPACE IN INTEGER NUMBER STRINGS!");
Change_Integer(line, -1*num_temp);
//Zero the integer string in the case of overflow.
}
}
