interpreter/preprocessor/faust-0.9.47mr3/architecture/osclib/faust/src/nodes/FaustFactory.h

   1 /*
   2
   3   Copyright (C) 2011 Grame
   4
   5   This library is free software; you can redistribute it and/or
   6   modify it under the terms of the GNU Lesser General Public
   7   License as published by the Free Software Foundation; either
   8   version 2.1 of the License, or (at your option) any later version.
   9
  10   This library is distributed in the hope that it will be useful,
  11   but WITHOUT ANY WARRANTY; without even the implied warranty of
  12   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13   Lesser General Public License for more details.
  14
  15   You should have received a copy of the GNU Lesser General Public
  16   License along with this library; if not, write to the Free Software
  17   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  18
  19   Grame Research Laboratory, 9 rue du Garet, 69001 Lyon - France
  20   research@grame.fr
  21
  22 */
  23
  24
  25 #ifndef __FaustFactory__
  26 #define __FaustFactory__
  27
  28 #include <stack>
  29 #include <string>
  30
  31 #include "MessageDriven.h"
  32
  33 namespace oscfaust
  34 {
  35
  36 class OSCIO;
  37 class MessageDriven;
  38 typedef class SMARTP<MessageDriven>     SMessageDriven;
  39
  40 //--------------------------------------------------------------------------
  41 /*!
  42         \brief a factory to build a OSC UI hierarchy
  43
  44         Actually, makes use of a stack to build the UI hierarchy.
  45         It includes a pointer to a OSCIO controler, but just to give it to the root node.
  46 */
  47 class FaustFactory
  48 {
  49         std::stack<SMessageDriven>      fNodes;         ///< maintains the current hierarchy level
  50         SMessageDriven                          fRoot;          ///< keep track of the root node
  51         OSCIO *                                         fIO;            ///< hack to support audio IO via OSC, actually the field is given to the root node
  52
  53         private:
  54                 SMessageDriven  followPath      (SMessageDriven fRoot, const std::string& fullpath, std::string& pathtoleaf);
  55                 void                    createNodeChain (SMessageDriven node, const std::string& pathtoleaf, float* zone, float imin, float imax, float init, float min, float max);
  56
  57         public:
  58                                  FaustFactory(OSCIO * io=0) : fIO(io) {}
  59                 virtual ~FaustFactory() {}
  60
  61                 void addnode (const char* label, float* zone, float init, float min, float max);
  62                 void addfullpathnode (const std::string& fullpath, float* zone, float imin, float imax, float init, float min, float max);
  63                 void opengroup (const char* label);
  64                 void closegroup ();
  65
  66                 SMessageDriven  root() const    { return fRoot; }
  67 };
  68
  69 } // end namespoace
  70
  71 #endif