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
|
/* 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.
*
*/
#ifndef ENGINES_SAVESTATE_H
#define ENGINES_SAVESTATE_H
#include "common/array.h"
#include "common/hash-str.h"
#include "common/ptr.h"
namespace Graphics {
struct Surface;
}
/**
* A hashmap describing details about a given save state.
* TODO
* Guaranteed to contain save_slot and description values.
* Additional ideas: Playtime, creation date, thumbnail, ...
*/
class SaveStateDescriptor : public Common::StringMap {
protected:
Common::SharedPtr<Graphics::Surface> _thumbnail; // can be 0
public:
SaveStateDescriptor() : _thumbnail() {
setVal("save_slot", "-1"); // FIXME: default to 0 (first slot) or to -1 (invalid slot) ?
setVal("description", "");
}
SaveStateDescriptor(int s, const Common::String &d) : _thumbnail() {
setVal("save_slot", Common::String::format("%d", s));
setVal("description", d);
}
SaveStateDescriptor(const Common::String &s, const Common::String &d) : _thumbnail() {
setVal("save_slot", s);
setVal("description", d);
}
/** The saveslot id, as it would be passed to the "-x" command line switch. */
Common::String &save_slot() { return getVal("save_slot"); }
/** The saveslot id, as it would be passed to the "-x" command line switch (read-only variant). */
const Common::String &save_slot() const { return getVal("save_slot"); }
/** A human readable description of the save state. */
Common::String &description() { return getVal("description"); }
/** A human readable description of the save state (read-only variant). */
const Common::String &description() const { return getVal("description"); }
/** Optional entries only included when querying via MetaEngine::querySaveMetaInfo */
/**
* Returns the value of a given key as boolean.
* It accepts 'true', 'yes' and '1' for true and
* 'false', 'no' and '0' for false.
* (FIXME:) On unknown value it errors out ScummVM.
* On unknown key it returns false as default.
*/
bool getBool(const Common::String &key) const;
/**
* Sets the 'is_deletable' key, which indicates if the
* given savestate is safe for deletion.
*/
void setDeletableFlag(bool state);
/**
* Sets the 'is_write_protected' key, which indicates if the
* given savestate can be overwritten or not
*/
void setWriteProtectedFlag(bool state);
/**
* Return a thumbnail graphics surface representing the savestate visually.
* This is usually a scaled down version of the game graphics. The size
* should be either 160x100 or 160x120 pixels, depending on the aspect
* ratio of the game. If another ratio is required, contact the core team.
*/
const Graphics::Surface *getThumbnail() const { return _thumbnail.get(); }
/**
* Set a thumbnail graphics surface representing the savestate visually.
* Ownership of the surface is transferred to the SaveStateDescriptor.
* Hence the caller must not delete the surface.
*/
void setThumbnail(Graphics::Surface *t);
/**
* Sets the 'save_date' key properly, based on the given values.
*/
void setSaveDate(int year, int month, int day);
/**
* Sets the 'save_time' key properly, based on the given values.
*/
void setSaveTime(int hour, int min);
/**
* Sets the 'play_time' key properly, based on the given values.
*/
void setPlayTime(int hours, int minutes);
/**
* Sets the 'play_time' key properly, based on the given value.
*/
void setPlayTime(uint32 msecs);
};
/** List of savestates. */
typedef Common::Array<SaveStateDescriptor> SaveStateList;
#endif
|
