1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
/*
* This code is based on original Hugo Trilogy source code
*
* Copyright (c) 1989-1995 David P. Gray
*
*/
#ifndef HUGO_SCHEDULE_H
#define HUGO_SCHEDULE_H
#include "common/file.h"
namespace Hugo {
#define SIGN(X) ((X < 0) ? -1 : 1)
#define kMaxEvents 50 // Max events in event queue
struct event_t {
act *action; // Ptr to action to perform
bool localActionFl; // true if action is only for this screen
uint32 time; // (absolute) time to perform action
struct event_t *prevEvent; // Chain to previous event
struct event_t *nextEvent; // Chain to next event
};
class Scheduler {
public:
Scheduler(HugoEngine *vm);
virtual ~Scheduler();
virtual void restoreEvents(Common::SeekableReadStream *f) = 0;
virtual void runScheduler() = 0;
virtual void saveEvents(Common::WriteStream *f) = 0;
void decodeString(char *line);
void freeActListArr();
void initEventQueue();
void insertActionList(uint16 actIndex);
void loadActListArr(Common::File &in);
void loadAlNewscrIndex(Common::File &in);
void newScreen(int screenIndex);
void processBonus(int bonusIndex);
void processMaze(int x1, int x2, int y1, int y2);
void restoreScreen(int screenIndex);
void waitForRefresh(void);
protected:
HugoEngine *_vm;
enum seqTextSchedule {
kSsNoBackground = 0,
kSsBadSaveGame = 1
};
uint16 _actListArrSize;
uint16 _alNewscrIndex;
event_t *_freeEvent; // Free list of event structures
event_t *_headEvent; // Head of list (earliest time)
event_t *_tailEvent; // Tail of list (latest time)
event_t _events[kMaxEvents]; // Statically declare event structures
act **_actListArr;
virtual const char *getCypher() = 0;
virtual event_t *doAction(event_t *curEvent) = 0;
virtual void delQueue(event_t *curEvent) = 0;
virtual void insertAction(act *action) = 0;
event_t *getQueue();
uint32 getDosTicks(bool updateFl);
uint32 getWinTicks();
};
class Scheduler_v1d : public Scheduler {
public:
Scheduler_v1d(HugoEngine *vm);
~Scheduler_v1d();
virtual const char *getCypher();
virtual void insertAction(act *action);
virtual void restoreEvents(Common::SeekableReadStream *f);
virtual void saveEvents(Common::WriteStream *f);
virtual void runScheduler();
protected:
virtual void delQueue(event_t *curEvent);
virtual event_t *doAction(event_t *curEvent);
};
class Scheduler_v2d : public Scheduler_v1d {
public:
Scheduler_v2d(HugoEngine *vm);
virtual ~Scheduler_v2d();
virtual const char *getCypher();
virtual void insertAction(act *action);
protected:
virtual void delQueue(event_t *curEvent);
virtual event_t *doAction(event_t *curEvent);
};
class Scheduler_v3d : public Scheduler_v2d {
public:
Scheduler_v3d(HugoEngine *vm);
~Scheduler_v3d();
const char *getCypher();
protected:
virtual event_t *doAction(event_t *curEvent);
};
class Scheduler_v1w : public Scheduler_v3d {
public:
Scheduler_v1w(HugoEngine *vm);
~Scheduler_v1w();
virtual event_t *doAction(event_t *curEvent);
void insertAction(act *action);
void restoreEvents(Common::SeekableReadStream *f);
void runScheduler();
void saveEvents(Common::WriteStream *f);
};
} // End of namespace Hugo
#endif //HUGO_SCHEDULE_H
|
