File: metaengine.cpp

package info (click to toggle)
scummvm 2.9.1%2Bdfsg-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 450,580 kB
  • sloc: cpp: 4,299,825; asm: 28,322; python: 12,901; sh: 11,302; java: 9,289; xml: 7,895; perl: 2,639; ansic: 2,465; yacc: 1,670; javascript: 1,020; makefile: 933; lex: 578; awk: 275; objc: 82; sed: 11; php: 1
file content (179 lines) | stat: -rw-r--r-- 5,379 bytes parent folder | download | duplicates (2)
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
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
/* 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 3 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, see <http://www.gnu.org/licenses/>.
 *
 */

#include "voyeur/voyeur.h"

#include "engines/advancedDetector.h"

#include "common/savefile.h"
#include "common/system.h"
#include "common/translation.h"

#include "graphics/surface.h"

#include "voyeur/detection.h"

#define MAX_SAVES 99

namespace Voyeur {

static const ADExtraGuiOptionsMap optionsList[] = {
	{
		GAMEOPTION_COPY_PROTECTION,
		{
			_s("Enable lockout system"),
			_s("Require a lockout code to start the game."),
			"copy_protection",
			false,
			0,
			0
		},
	},

	AD_EXTRA_GUI_OPTIONS_TERMINATOR
};

uint32 VoyeurEngine::getFeatures() const {
	return _gameDescription->desc.flags;
}

Common::Language VoyeurEngine::getLanguage() const {
	return _gameDescription->desc.language;
}

Common::Platform VoyeurEngine::getPlatform() const {
	return _gameDescription->desc.platform;
}

bool VoyeurEngine::getIsDemo() const {
	return _gameDescription->desc.flags & ADGF_DEMO;
}

} // End of namespace Voyeur

class VoyeurMetaEngine : public AdvancedMetaEngine<Voyeur::VoyeurGameDescription> {
public:
	const char *getName() const override {
		return "voyeur";
	}

	const ADExtraGuiOptionsMap *getAdvancedExtraGuiOptions() const override {
		return Voyeur::optionsList;
	}

	bool hasFeature(MetaEngineFeature f) const override;
	Common::Error createInstance(OSystem *syst, Engine **engine, const Voyeur::VoyeurGameDescription *desc) const override;
	SaveStateList listSaves(const char *target) const override;
	int getMaximumSaveSlot() const override;
	bool removeSaveState(const char *target, int slot) const override;
	SaveStateDescriptor querySaveMetaInfos(const char *target, int slot) const override;
};

bool VoyeurMetaEngine::hasFeature(MetaEngineFeature f) const {
	return
	    (f == kSupportsListSaves) ||
		(f == kSupportsLoadingDuringStartup) ||
		(f == kSupportsDeleteSave) ||
		(f == kSavesSupportMetaInfo) ||
		(f == kSavesSupportThumbnail) ||
		(f == kSimpleSavesNames);
}

bool Voyeur::VoyeurEngine::hasFeature(EngineFeature f) const {
	return
		(f == kSupportsReturnToLauncher) ||
		(f == kSupportsLoadingDuringRuntime) ||
		(f == kSupportsSavingDuringRuntime);
}

Common::Error VoyeurMetaEngine::createInstance(OSystem *syst, Engine **engine, const Voyeur::VoyeurGameDescription *desc) const {
	*engine = new Voyeur::VoyeurEngine(syst,desc);
	return Common::kNoError;
}

SaveStateList VoyeurMetaEngine::listSaves(const char *target) const {
	Common::SaveFileManager *saveFileMan = g_system->getSavefileManager();
	Common::StringArray filenames;
	Common::String saveDesc;
	Common::String pattern = Common::String::format("%s.0##", target);

	filenames = saveFileMan->listSavefiles(pattern);

	SaveStateList saveList;
	Voyeur::VoyeurSavegameHeader header;

	for (Common::StringArray::const_iterator file = filenames.begin(); file != filenames.end(); ++file) {
		const char *ext = strrchr(file->c_str(), '.');
		int slot = ext ? atoi(ext + 1) : -1;

		if (slot >= 0 && slot <= MAX_SAVES) {
			Common::InSaveFile *in = g_system->getSavefileManager()->openForLoading(*file);

			if (in) {
				if (header.read(in)) {
					saveList.push_back(SaveStateDescriptor(this, slot, header._saveName));
				}
				delete in;
			}
		}
	}

	// Sort saves based on slot number.
	Common::sort(saveList.begin(), saveList.end(), SaveStateDescriptorSlotComparator());
	return saveList;
}

int VoyeurMetaEngine::getMaximumSaveSlot() const {
	return MAX_SAVES;
}

bool VoyeurMetaEngine::removeSaveState(const char *target, int slot) const {
	Common::String filename = Common::String::format("%s.%03d", target, slot);
	return g_system->getSavefileManager()->removeSavefile(filename);
}

SaveStateDescriptor VoyeurMetaEngine::querySaveMetaInfos(const char *target, int slot) const {
	Common::String filename = Common::String::format("%s.%03d", target, slot);
	Common::InSaveFile *f = g_system->getSavefileManager()->openForLoading(filename);

	if (f) {
		Voyeur::VoyeurSavegameHeader header;
		header.read(f, false);
		delete f;

		// Create the return descriptor
		SaveStateDescriptor desc(this, slot, header._saveName);
		desc.setThumbnail(header._thumbnail);
		desc.setSaveDate(header._saveYear, header._saveMonth, header._saveDay);
		desc.setSaveTime(header._saveHour, header._saveMinutes);
		desc.setPlayTime(header._totalFrames * GAME_FRAME_TIME);

		return desc;
	}

	return SaveStateDescriptor();
}

#if PLUGIN_ENABLED_DYNAMIC(VOYEUR)
	REGISTER_PLUGIN_DYNAMIC(VOYEUR, PLUGIN_TYPE_ENGINE, VoyeurMetaEngine);
#else
	REGISTER_PLUGIN_STATIC(VOYEUR, PLUGIN_TYPE_ENGINE, VoyeurMetaEngine);
#endif