** This is part of the CTSim program
** Copyright (C) 1983-2000 Kevin Rosenberg
**
-** $Id: phantom.cpp,v 1.12 2000/07/28 10:51:31 kevin Exp $
+** $Id: phantom.cpp,v 1.15 2000/08/02 18:06:00 kevin Exp $
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License (version 2) as
return (false);
do {
- double cx, cy, u, v, rot, dens;
- char pelemtype[80];
- int n = fscanf (fp, "%79s %lf %lf %lf %lf %lf %lf",
- pelemtype, &cx, &cy, &u, &v, &rot, &dens);
+ if (! feof(fp)) {
+ double cx, cy, u, v, rot, dens;
+ char pelemtype[80];
+ char str[1024];
+ fgets (str, sizeof(str), fp);
+ int n = sscanf (str, "%79s %lf %lf %lf %lf %lf %lf", pelemtype, &cx, &cy, &u, &v, &rot, &dens);
- if (n == EOF || n == 0) { /* end of file */
- stoploop = true;
- retval = false;
- } else if (n != 7) {
- stoploop = true;
- retval = false;
+ if (n == EOF || n == 0) { /* end of file */
+ stoploop = true;
+ retval = false;
+ } else if (n != 7) {
+ stoploop = true;
+ retval = false;
+ } else {
+ addPElem (pelemtype, cx, cy, u, v, rot, dens);
+ retval = true;
+ }
} else {
- addPElem (pelemtype, cx, cy, u, v, rot, dens);
+ stoploop = true;
retval = true;
}
} while (stoploop == false);
{
SGPDriver driverSGP ("Phantom Show");
SGP sgp (driverSGP);
- draw (sgp);
+
+ show (sgp);
cout << "Press return to continue";
cio_kb_getc();
}
+
+void
+Phantom::show (SGP& sgp) const
+{
+ double wsize = m_xmax - m_xmin;
+ if ((m_ymax - m_ymin) > wsize)
+ wsize = m_ymax - m_ymin;
+ wsize *= 1.01;
+ double halfWindow = wsize / 2;
+
+ double xcent = m_xmin + (m_xmax - m_xmin) / 2;
+ double ycent = m_ymin + (m_ymax - m_ymin) / 2;
+
+ sgp.setWindow (xcent - halfWindow, ycent - halfWindow, xcent + halfWindow, ycent + halfWindow);
+
+ draw (sgp);
+}
#endif
void
Phantom::draw (SGP& sgp) const
{
- double wsize = m_xmax - m_xmin;
- double xmin = m_xmin;
- double ymin = m_ymin;
-
- if ((m_ymax - m_ymin) > wsize)
- wsize = m_ymax - m_ymin;
- wsize *= 1.01;
-
- double xmax = xmin + wsize;
- double ymax = ymin + wsize;
-
- sgp.setWindow (xmin, ymin, xmax, ymax);
for (PElemIterator i = m_listPElem.begin(); i != m_listPElem.end(); i++)
sgp.polylineAbs ((*i)->xOutline(), (*i)->yOutline(), (*i)->nOutlinePoints());
}