src/gui/cursor.h

   1 //
   2 //  Copyright (C) 2008 by Martin Moracek
   3 //
   4 //  This program is free software; you can redistribute it and/or modify
   5 //  it under the terms of the GNU General Public License as published by
   6 //  the Free Software Foundation; either version 2 of the License, or
   7 //  (at your option) any later version.
   8 //
   9 //  This program is distributed in the hope that it will be useful,
  10 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 //  GNU General Public License for more details.
  13 //
  14 //  You should have received a copy of the GNU General Public License
  15 //  along with this program; if not, write to the Free Software
  16 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17 //
  18
  19 /**
  20  *  @file cursor.h
  21  *
  22  *  Ble.
  23  */
  24
  25 #pragma once
  26
  27 #include <string>
  28 #include <vector>
  29 #include <boost/smart_ptr.hpp>
  30
  31 #include "platform.h"
  32
  33 #ifdef PLATFORM_MSVC
  34 #  include <unordered_map>
  35 #else /* PLATFORM_MSVC */
  36 #  include <tr1/unordered_map>
  37 #endif /* PLATFORM_MSVC */
  38
  39 #include "cpair.h"
  40
  41 #include "renderer/buffers.h"
  42 #include "renderer/effect.h"
  43
  44 #include "math/vector.h"
  45
  46 class TiXmlElement;
  47
  48 namespace tre {
  49
  50   class Cursor {
  51     public:
  52       AttribBufPtr attribs;
  53       IndexBufPtr indices;
  54       EffectPtr effect;
  55       EffectVars vars;
  56
  57     public:
  58       void Rescale(const Vector2f & scale, Float2Vector & verts);
  59
  60       void LoadFromXml(TiXmlElement & root, const Vector2f & scale,
  61         Float2Vector & verts, Float2Vector & coords);
  62
  63     private:
  64       Vector2f baseSize_;
  65       Vector2f baseOffset_;
  66   };
  67
  68   class CursorSet;
  69
  70   typedef boost::shared_ptr<CursorSet> CursorSetPtr;
  71   typedef boost::weak_ptr<CursorSet> CursorSetRef;
  72
  73   class CursorSetFactory {
  74     public:
  75       const CursorSetPtr CreateInstance(const std::string & filename,
  76         const Vector2f & scale);
  77       const CursorSetPtr CreateInstance(TiXmlElement & root,
  78         const Vector2f & scale);
  79
  80     private:
  81       typedef std::tr1::unordered_map<std::string, CursorSetRef> CursorMap;
  82
  83     private:
  84       CursorMap cursorMap_;
  85   };
  86
  87   class CursorSet {
  88     public:
  89       static CursorSetFactory & Factory(void)
  90       {
  91         static CursorSetFactory fac;
  92         return fac;
  93       }
  94
  95     public:
  96       typedef cpair<std::string, Cursor> CursorPair;
  97       typedef std::vector<CursorPair> CursorVector;
  98
  99     public:
 100       const Cursor * GetCursor(const std::string & name) const;
 101
 102       void OnGuiResize(const Vector2f & scale);
 103
 104       void LoadFromXml(TiXmlElement & root, const Vector2f & scale);
 105
 106     private:
 107       CursorVector cursors_;
 108
 109       AttribBufPtr attribs_;
 110       ushort bufSize_;
 111   };
 112
 113 }