1 /* ScummVM - Graphic Adventure Engine
2  *
3  * ScummVM is the legal property of its developers, whose names
4  * are too numerous to list here. Please refer to the COPYRIGHT
5  * file distributed with this source distribution.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version 2
10  * of the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20  *
21  */
22 
23 #ifndef NGI_INTERACTION_H
24 #define NGI_INTERACTION_H
25 
26 #include "ngi/utils.h"
27 
28 namespace NGI {
29 
30 class GameObject;
31 class MessageQueue;
32 class StaticANIObject;
33 
34 int handleObjectInteraction(StaticANIObject *subject, GameObject *object, int invId);
35 bool canInteractAny(GameObject *obj1, GameObject *obj2, int invId);
36 
37 
38 class Interaction : public CObject {
39  public:
40 	int16 _objectId1;
41 	int16 _objectId2;
42 	int16 _objectId3;
43 	int16 _staticsId1;
44 	int16 _staticsId2;
45 	int _objectState1;
46 	int _objectState2;
47 	int _xOffs;
48 	int _yOffs;
49 	MessageQueue *_messageQueue;
50 	int _sceneId;
51 	int _field_28;
52 	uint _flags;
53 	Common::String _actionName;
54 
55  public:
56 	Interaction();
57 	~Interaction() override;
58 
59 	bool load(MfcArchive &file) override;
60 	bool canInteract(GameObject *obj1, GameObject *obj2, int invId);
61 	bool isOverlapping(StaticANIObject *subj, GameObject *obj);
62 };
63 
64 class InteractionController : public CObject {
65 	friend bool canInteractAny(GameObject *obj1, GameObject *obj2, int invId);
66 
67 public:
68 	typedef ObList<Interaction> InteractionList;
69 	bool _flag24;
70 
71  private:
72 	InteractionList _interactions;
73 	static bool compareInteractions(const Interaction *i1, const Interaction *i2);
74 
75  public:
InteractionController()76 	InteractionController() : _flag24(true) {}
77 	~InteractionController() override;
78 
79 	bool load(MfcArchive &file) override;
80 
enableFlag24()81 	void enableFlag24() { _flag24 = true; }
disableFlag24()82 	void disableFlag24() { _flag24 = false; }
83 
84 	void sortInteractions(int sceneId);
85 
86 	bool handleInteraction(StaticANIObject *subj, GameObject *obj, int invId);
87 
88 	Interaction *getInteractionByObjectIds(int obId, int obId2, int obId3);
89 };
90 
91 struct EntranceInfo {
92 	int32 _sceneId;
93 	int32 _field_4;
94 	int32 _messageQueueId;
95 	int32 _field_130;
96 
97 	bool load(MfcArchive &file);
98 };
99 
100 } // End of namespace NGI
101 
102 #endif /* NGI_INTERACTION_H */
103