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(gui::IGUIEnvironment* env,
  30                 InventoryItem *item, core::rect<s32> rect,
  31                 const core::rect<s32> *clip=0);
  32
  33 class GUIInventoryMenu : public GUIModalMenu
  34 {
  35         struct ItemSpec
  36         {
  37                 ItemSpec()
  38                 {
  39                         i = -1;
  40                 }
  41                 ItemSpec(const std::string &a_name, s32 a_i)
  42                 {
  43                         listname = a_name;
  44                         i = a_i;
  45                 }
  46                 bool isValid() const
  47                 {
  48                         return i != -1;
  49                 }
  50
  51                 std::string listname;
  52                 s32 i;
  53         };
  54
  55         struct ListDrawSpec
  56         {
  57                 ListDrawSpec()
  58                 {
  59                 }
  60                 ListDrawSpec(const std::string &a_name, v2s32 a_pos, v2s32 a_geom)
  61                 {
  62                         listname = a_name;
  63                         pos = a_pos;
  64                         geom = a_geom;
  65                 }
  66
  67                 std::string listname;
  68                 v2s32 pos;
  69                 v2s32 geom;
  70         };
  71
  72 public:
  73         GUIInventoryMenu(gui::IGUIEnvironment* env,
  74                         gui::IGUIElement* parent, s32 id,
  75                         Inventory *inventory,
  76                         Queue<InventoryAction*> *actions,
  77                         IMenuManager *menumgr);
  78         ~GUIInventoryMenu();
  79
  80         void removeChildren();
  81         /*
  82                 Remove and re-add (or reposition) stuff
  83         */
  84         void regenerateGui(v2u32 screensize);
  85
  86         ItemSpec getItemAtPos(v2s32 p) const;
  87         void drawList(const ListDrawSpec &s);
  88         void drawMenu();
  89
  90         bool OnEvent(const SEvent& event);
  91
  92 private:
  93         v2s32 getBasePos() const
  94         {
  95                 return padding + AbsoluteRect.UpperLeftCorner;
  96         }
  97
  98         v2s32 padding;
  99         v2s32 spacing;
 100         v2s32 imgsize;
 101
 102         core::array<ListDrawSpec> m_draw_positions;
 103
 104         Inventory *m_inventory;
 105
 106         ItemSpec *m_selected_item;
 107         Queue<InventoryAction*> *m_actions;
 108 };
 109
 110 #endif
 111