src/guiInventoryMenu.h

   1 /*
   2 Minetest-c55
   3 Copyright (C) 2010 celeron55, Perttu Ahola <celeron55@gmail.com>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2 of the License, or
   8 (at your option) any later version.
   9
  10 This program 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
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License along
  16 with this program; if not, write to the Free Software Foundation, Inc.,
  17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20
  21 #ifndef GUIINVENTORYMENU_HEADER
  22 #define GUIINVENTORYMENU_HEADER
  23
  24 #include "common_irrlicht.h"
  25 #include "inventory.h"
  26 #include "utility.h"
  27 #include "modalMenu.h"
  28
  29 void drawInventoryItem(video::IVideoDriver *driver,
  30                 gui::IGUIFont *font,
  31                 InventoryItem *item, core::rect<s32> rect,
  32                 const core::rect<s32> *clip);
  33
  34 class GUIInventoryMenu : public GUIModalMenu
  35 {
  36         struct ItemSpec
  37         {
  38                 ItemSpec()
  39                 {
  40                         i = -1;
  41                 }
  42                 ItemSpec(const std::string &a_name, s32 a_i)
  43                 {
  44                         listname = a_name;
  45                         i = a_i;
  46                 }
  47                 bool isValid() const
  48                 {
  49                         return i != -1;
  50                 }
  51
  52                 std::string listname;
  53                 s32 i;
  54         };
  55
  56         struct ListDrawSpec
  57         {
  58                 ListDrawSpec()
  59                 {
  60                 }
  61                 ListDrawSpec(const std::string &a_name, v2s32 a_pos, v2s32 a_geom)
  62                 {
  63                         listname = a_name;
  64                         pos = a_pos;
  65                         geom = a_geom;
  66                 }
  67
  68                 std::string listname;
  69                 v2s32 pos;
  70                 v2s32 geom;
  71         };
  72
  73 public:
  74         GUIInventoryMenu(gui::IGUIEnvironment* env,
  75                         gui::IGUIElement* parent, s32 id,
  76                         Inventory *inventory,
  77                         Queue<InventoryAction*> *actions,
  78                         IMenuManager *menumgr);
  79         ~GUIInventoryMenu();
  80
  81         void removeChildren();
  82         /*
  83                 Remove and re-add (or reposition) stuff
  84         */
  85         void regenerateGui(v2u32 screensize);
  86
  87         ItemSpec getItemAtPos(v2s32 p) const;
  88         void drawList(const ListDrawSpec &s);
  89         void drawMenu();
  90
  91         bool OnEvent(const SEvent& event);
  92
  93 private:
  94         v2s32 getBasePos() const
  95         {
  96                 return padding + AbsoluteRect.UpperLeftCorner;
  97         }
  98
  99         v2s32 padding;
 100         v2s32 spacing;
 101         v2s32 imgsize;
 102
 103         core::array<ListDrawSpec> m_draw_positions;
 104
 105         Inventory *m_inventory;
 106
 107         ItemSpec *m_selected_item;
 108         Queue<InventoryAction*> *m_actions;
 109 };
 110
 111 #endif
 112