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_inventoryname,
  43                                 const std::string &a_listname,
  44                                 s32 a_i)
  45                 {
  46                         inventoryname = a_inventoryname;
  47                         listname = a_listname;
  48                         i = a_i;
  49                 }
  50                 bool isValid() const
  51                 {
  52                         return i != -1;
  53                 }
  54
  55                 std::string inventoryname;
  56                 std::string listname;
  57                 s32 i;
  58         };
  59
  60         struct ListDrawSpec
  61         {
  62                 ListDrawSpec()
  63                 {
  64                 }
  65                 ListDrawSpec(const std::string &a_inventoryname,
  66                                 const std::string &a_listname,
  67                                 v2s32 a_pos, v2s32 a_geom)
  68                 {
  69                         inventoryname = a_inventoryname;
  70                         listname = a_listname;
  71                         pos = a_pos;
  72                         geom = a_geom;
  73                 }
  74
  75                 std::string inventoryname;
  76                 std::string listname;
  77                 v2s32 pos;
  78                 v2s32 geom;
  79         };
  80 public:
  81         struct DrawSpec
  82         {
  83                 DrawSpec()
  84                 {
  85                 }
  86                 DrawSpec(const std::string &a_type,
  87                                 const std::string &a_name,
  88                                 const std::string &a_subname,
  89                                 v2s32 a_pos,
  90                                 v2s32 a_geom)
  91                 {
  92                         type = a_type;
  93                         name = a_name;
  94                         subname = a_subname;
  95                         pos = a_pos;
  96                         geom = a_geom;
  97                 }
  98
  99                 std::string type;
 100                 std::string name;
 101                 std::string subname;
 102                 v2s32 pos;
 103                 v2s32 geom;
 104         };
 105
 106         GUIInventoryMenu(gui::IGUIEnvironment* env,
 107                         gui::IGUIElement* parent, s32 id,
 108                         IMenuManager *menumgr,
 109                         v2s16 menu_size,
 110                         core::array<DrawSpec> &init_draw_spec,
 111                         InventoryContext *c,
 112                         InventoryManager *invmgr
 113                         );
 114         ~GUIInventoryMenu();
 115
 116         void removeChildren();
 117         /*
 118                 Remove and re-add (or reposition) stuff
 119         */
 120         void regenerateGui(v2u32 screensize);
 121
 122         ItemSpec getItemAtPos(v2s32 p) const;
 123         void drawList(const ListDrawSpec &s);
 124         void drawMenu();
 125
 126         bool OnEvent(const SEvent& event);
 127
 128 private:
 129         v2s32 getBasePos() const
 130         {
 131                 return padding + AbsoluteRect.UpperLeftCorner;
 132         }
 133
 134         v2s16 m_menu_size;
 135
 136         v2s32 padding;
 137         v2s32 spacing;
 138         v2s32 imgsize;
 139
 140         InventoryContext *m_c;
 141         InventoryManager *m_invmgr;
 142
 143         core::array<DrawSpec> m_init_draw_spec;
 144         core::array<ListDrawSpec> m_draw_spec;
 145
 146         ItemSpec *m_selected_item;
 147 };
 148
 149 #endif
 150