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inventory.h

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00001 /* ResidualVM - A 3D game interpreter
00002  *
00003  * ResidualVM is the legal property of its developers, whose names
00004  * are too numerous to list here. Please refer to the AUTHORS
00005  * file distributed with this source distribution.
00006  *
00007  * This program is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU General Public License
00009  * as published by the Free Software Foundation; either version 2
00010  * of the License, or (at your option) any later version.
00011  *
00012  * This program is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU General Public License
00018  * along with this program; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00020  *
00021  */
00022 
00023 #ifndef INVENTORY_H_
00024 #define INVENTORY_H_
00025 
00026 #include "common/list.h"
00027 #include "common/memstream.h"
00028 #include "common/rect.h"
00029 
00030 #include "engines/myst3/gfx.h"
00031 
00032 #include "video/bink_decoder.h"
00033 
00034 namespace Myst3 {
00035 
00036 class Myst3Engine;
00037 class Texture;
00038 
00039 class Inventory : public Window {
00040 public:
00041     Inventory(Myst3Engine *vm);
00042     virtual ~Inventory();
00043 
00044     // Window API
00045     Common::Rect getPosition() const override;
00046     Common::Rect getOriginalPosition() const override;
00047 
00048     void loadFromState();
00049     void updateState();
00050 
00051     void addItem(uint16 var, bool atEnd);
00052     void addSaavedroChapter(uint16 var);
00053     void addAll();
00054     void removeItem(uint16 var);
00055     void reset();
00056 
00058     bool isMouseInside();
00059 
00061     void updateCursor();
00062 
00063     void reflow();
00064 
00065     uint16 hoveredItem();
00066     void useItem(uint16 var);
00067 
00068     void draw() override;
00069 
00070 private:
00071     struct InventoryItem {
00072         uint16 var;
00073         Common::Rect rect;
00074     };
00075 
00076     typedef Common::List<InventoryItem> ItemList;
00077 
00078     struct ItemData {
00079         uint16 textureX;
00080         uint16 textureWidth;
00081         uint16 textureHeight;
00082         uint16 var;
00083     };
00084 
00085     static const ItemData _availableItems[8];
00086     const ItemData &getData(uint16 var);
00087 
00088     Myst3Engine *_vm;
00089 
00090     Texture *_texture;
00091     ItemList _inventory;
00092 
00093     void initializeTexture();
00094 
00095     bool hasItem(uint16 var);
00096 
00097     void openBook(uint16 age, uint16 room, uint16 node);
00098     void closeAllBooks();
00099 };
00100 
00101 class DragItem : public Drawable {
00102 public:
00103     DragItem(Myst3Engine *vm, uint id);
00104     ~DragItem();
00105     void drawOverlay() override;
00106     void setFrame(uint16 frame);
00107 
00108 private:
00109     Myst3Engine *_vm;
00110 
00111     Common::MemoryReadStream *_movieStream;
00112     Video::BinkDecoder _bink;
00113 
00114     uint16 _frame;
00115     Texture *_texture;
00116 
00117     Common::Rect getPosition();
00118 };
00119 
00120 } // End of namespace Myst3
00121 
00122 #endif // INVENTORY_H_


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