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StatusBar.H

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#ifndef STATUSBAR_H
#define STATUSBAR_H

#define OUTSIDE_GLUE_CORE
#include <std/strings.H>
#include <config/config.H>

#include "DrawObj.H"
#include "Color.H"
#include "FPS.H"
#include "FontMgr.H"

class StatusBar : public DrawObj
{
 public:
  StatusBar(cXYpt screenLoc, const bool showFPS, 
        const Color col=Color(1,1,0), const int font=0,
        float fontScaleFactor=0.025) :
    DrawObj("StatusBar") {
    _loc = screenLoc;
    _showfps = showFPS;
    _col = col;
    _font = font;
    _scale = fontScaleFactor;
    
    DRAWMGR::register2DObj(this);
  }

  virtual ~StatusBar() {}

  void setMessage(str_ptr s) { _msg = s; }
  void clearMessage() { _msg = str_ptr::null_str(); }

  void draw() {
    glMatrixMode(GL_PROJECTION);
    glPushMatrix();
    glLoadIdentity();
    
    glMatrixMode(GL_MODELVIEW);
    glPushMatrix();
    glLoadIdentity();
    
    str_ptr fpsstr;

    if (_showfps) {
      char s[64];
      sprintf(s, "%3.1f fps", (float)FPS::fps());
      fpsstr = str_ptr(s);
    }

    // project onto the screen
    Wvec posonscreen = Wvec(_loc[0],_loc[1],0.0);
    Wtransf m = Wtransf::translation(posonscreen) * Wtransf::scaling(_scale);
    glMultMatrixd(m.matrix());

    glDisable(GL_LIGHTING);
    glDisable(GL_COLOR_MATERIAL);
    glDisable(GL_TEXTURE_2D);
    glColor4fv(_col.array());

    str_ptr text = fpsstr + str_ptr(" ") + _msg;
    FONTMGR::render(**text, 0,0,0, _font);
    
    glMatrixMode(GL_MODELVIEW);
    glPopMatrix();  // pop modelview
    glMatrixMode(GL_PROJECTION);
    glPopMatrix();  // pop projection
  }

 protected: 
  str_ptr _msg;
  XYpt    _loc;
  bool    _showfps;
  Color   _col;
  int     _font;
  float   _scale;
};

#endif

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