primitivewindow.h

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#ifndef PRIMITIVEWINDOW_H
#define PRIMITIVEWINDOW_H

#include <string>
#include <vector>
#include <ostream>
using namespace std;


#include <GL/glut.h>
#include <GL/gl.h>

#include <gobj.h>
#include <graphmisc.h>
#include <point.h>


class primitiveWindow : public gobjContainer, public ostream
{
  void eval(string const & s);
public:

  point3<double> X0;
  point3<double> X;
  double columnchange;
  void * font;

  primitiveWindow
  (
    point3<double> const & X0_,
    doublec columnchange_,
    void * font_ = GLUT_BITMAP_HELVETICA_10
  ); 

  void reset()
    { nuke(); X=X0; }

  void setfont10()
    { font=GLUT_BITMAP_HELVETICA_10; }
  void setfont12()
    { font=GLUT_BITMAP_HELVETICA_12; }

  void addparagraph(string const & s, uintc len);

  template< typename T >
  void eval(T & x)
  {
    stringstream ss;
    ss << x;

    eval(ss.str());
//    return *this;  //--problem with bad cast.
  }

  static void interpretString
  (
    vector<string> & v, 
    string const & s
  );

  void addline(string const & s)
  {
    push( new gobjMyBitmapCharacter(s,X,font) );
    X.y -= columnchange;
  }

};

template< typename T >
void operator << ( primitiveWindow & pw, T & x)
{
  pw.eval(x);
}


#endif