calc::calc(QWidget *parent) :
QMainWindow(parent)
{
setupUi(this);
setFixedSize(sizeHint());
clearall();
connect (Button1,SIGNAL(clicked()),this,SLOT(add1()));
connect (Button2,SIGNAL(clicked()),this,SLOT(add2()));
connect (Button3,SIGNAL(clicked()),this,SLOT(add3()));
connect (Button4,SIGNAL(clicked()),this,SLOT(add4()));
connect (Button5,SIGNAL(clicked()),this,SLOT(add5()));
connect (Button6,SIGNAL(clicked()),this,SLOT(add6()));
connect (Button7,SIGNAL(clicked()),this,SLOT(add7()));
connect (Button8,SIGNAL(clicked()),this,SLOT(add8()));
connect (Button9,SIGNAL(clicked()),this,SLOT(add9()));
connect (Button0,SIGNAL(clicked()),this,SLOT(add0()));
connect (backButton,SIGNAL(clicked()),this,SLOT(delnum()));
connect (pointButton,SIGNAL(clicked()),this,SLOT(insertpoint()));
connect (plusButton,SIGNAL(clicked()),this,SLOT(plus()));
connect (minusButton,SIGNAL(clicked()),this,SLOT(minus()));
connect (multiplyButton,SIGNAL(clicked()),this,SLOT(multiply()));
connect (divideButton,SIGNAL(clicked()),this,SLOT(divide()));
connect (equalButton,SIGNAL(clicked()),this,SLOT(equal()));
connect (CButton,SIGNAL(clicked()),this,SLOT(clearall()));
connect (actionAbout_Qt,SIGNAL(triggered()),this,SLOT(about()));
connect (actionExit,SIGNAL(triggered()),this,SLOT(close()));
connect (pmButton,SIGNAL(clicked()),this,SLOT(togglepm()));
}
void readandcalcspline(FILE *infile, const char *inname,
int d, double xstep, double llimit, double ulimit,
int calclimit, int verbose, int *s)
/* s is the dataset number */
{
int n, l;
char *line;
if (infile != stdin) {
infile=fopen(inname, "r");
if (infile == NULL) {
fprintf(stderr,
"%s: can't open \"%s\": %s.\n",
progname, inname, strerror(errno));
return;
}
}
if (verbose) printf("# %s\n", inname);
/* Read the points and build an array with the samples
(using insertpoint()). */
n=0; l=0; x=NULL; y=NULL; line=NULL;
do
{
char *il;
if (line != NULL) free(line);
line=gettextline(infile);
il=line; l++;
if (il != NULL)
while (isspace(*il)) il++;
if ((line == NULL) || (il[0] == '\0')) {
if (n > 0) {
if (*s > 0) printf("\n");
calcspline(n, d, xstep, llimit, ulimit, calclimit); (*s)++;
free(x); free(y); x=y=NULL; n=0;
}
} else if (il[0] != '#') {
int k; /* number of values */
double f1, f2; /* doubleing point numbers */
/* read point */
k=sscanf(line, "%lf %lf", &f1, &f2);
if (k < 1)
fprintf(stderr, "%s:%s:%d: parse error at '%s'\n",
progname, inname, l, line);
else if (k==1)
insertpoint(inname, llimit+n*xstep,f1,&n); /* Auto xscale */
else
insertpoint(inname,f1,f2,&n);
}
}
while (line != NULL);
if (infile != stdin) fclose(infile);
}
