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ControlGroup.H

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#ifndef _CONTROLS_H
#define _CONTROLS_H

#include <map>
#include <string>
#include <algorithm>
#include <KeyBoard.H>
#include <xstl.H>
#include <gluifVectorSpinner.H>


namespace xchen
{
  class UI :: ControlGroup
  {
      struct ctrl_vec_info 
      {
          ctrl_vec_info() { }
          ctrl_vec_info(KeyValue k, const fVector& v, const fVector& m, const fVector& M);
          KeyValue hotkey; 
          CtrlVector val, min, max;         
          CtrlVector* normalized_val;
          int actual_vec_sz; 
      };
      enum { max_ctrls_per_grp = 10000 };
      static vector<ControlGroup*> ctrlgrps;

  public:
      static  void ctrl_keyboard_cb(ConvertedKeyValue ctrl_id, int, int);        
      static  void bctrl_keyboard_cb(ConvertedKeyValue ctrl_id, int, int);  
      
  public:
      ControlGroup() : grp_id(ctrlgrps.size()) { ctrlgrps.push_back(this); }
      ~ControlGroup();
      
      ControlID AddControl(const string& name, const string& ext_name, KeyValue k, const fVector& val, const fVector& min , const fVector& max);
      
      CtrlVector& Control(const string& nm);

  private:
      int grp_id;
      vector<string> names;
      vector<string> ext_names;   // more detail of the name, not used for indexing.
      map< string, ctrl_vec_info, less<string> > ctrls;
      bool hasControl(const string& name) const                  { return findInVector(name, names) != names.end(); }

      static ControlGroup* GetControlGroup(ControlID id)         { return ctrlgrps[id / max_ctrls_per_grp]; }
  };



  inline void UI :: ControlGroup :: ctrl_keyboard_cb(ConvertedKeyValue ctrl_id, int x, int y)    
  { 
    ControlGroup* ctrlgrp = GetControlGroup(ctrl_id);
    const string& name = ctrlgrp->names[ ctrl_id % max_ctrls_per_grp ];
    ctrl_vec_info & info = ctrlgrp->ctrls[ ctrlgrp->names[ ctrl_id % max_ctrls_per_grp ] ];
    sp->Bind( name + ctrlgrp->ext_names[ ctrl_id % max_ctrls_per_grp ], 
              info.normalized_val? info.normalized_val->GetData() : info.val.GetData(), info.actual_vec_sz ); 
  }

  inline void UI :: ControlGroup::bctrl_keyboard_cb(ConvertedKeyValue ctrl_id, int x, int y)
  {
    ControlGroup* ctrlgrp = (ControlGroup*) ControlGroup::GetControlGroup( ctrl_id );
    CtrlVector& v = ctrlgrp->ctrls[ctrlgrp->names[ ctrl_id % max_ctrls_per_grp ]].val;
    v[0] = 1 - v[0];
  }

}

#endif

                                                                            

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