aboutsummaryrefslogtreecommitdiff
path: root/engines/hugo/file_v1d.cpp
blob: b6b51eaa7b80b38ea49d2b77c30760eff3a793c7 (plain)
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
/* 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.
 *
 */

/*
 * This code is based on original Hugo Trilogy source code
 *
 * Copyright (c) 1989-1995 David P. Gray
 *
 */

#include "common/debug.h"
#include "common/system.h"
#include "common/textconsole.h"

#include "hugo/hugo.h"
#include "hugo/file.h"
#include "hugo/display.h"
#include "hugo/text.h"
#include "hugo/util.h"

namespace Hugo {
FileManager_v1d::FileManager_v1d(HugoEngine *vm) : FileManager(vm) {
}

FileManager_v1d::~FileManager_v1d() {
}

void FileManager_v1d::openDatabaseFiles() {
	debugC(1, kDebugFile, "openDatabaseFiles");
}

void FileManager_v1d::closeDatabaseFiles() {
	debugC(1, kDebugFile, "closeDatabaseFiles");
}

/**
 * Open and read in an overlay file, close file
 */
void FileManager_v1d::readOverlay(const int screenNum, ImagePtr image, const OvlType overlayType) {
	debugC(1, kDebugFile, "readOverlay(%d, ...)", screenNum);

	const char *ovlExt[] = {".b", ".o", ".ob"};
	Common::String buf = Common::String(_vm->_text->getScreenNames(screenNum)) + Common::String(ovlExt[overlayType]);

	if (!Common::File::exists(buf)) {
		memset(image, 0, kOvlSize);
		warning("File not found: %s", buf.c_str());
		return;
	}

	if (!_sceneryArchive1.open(buf))
		error("File not found: %s", buf.c_str());

	ImagePtr tmpImage = image;                      // temp ptr to overlay file

	_sceneryArchive1.read(tmpImage, kOvlSize);
	_sceneryArchive1.close();
}

/**
 * Read a PCX image into dib_a
 */
void FileManager_v1d::readBackground(const int screenIndex) {
	debugC(1, kDebugFile, "readBackground(%d)", screenIndex);

	Common::String buf;
	buf = Common::String(_vm->_text->getScreenNames(screenIndex)) + ".ART";
	if (!_sceneryArchive1.open(buf))
		error("File not found: %s", buf.c_str());
	// Read the image into dummy seq and static dib_a
	Seq *dummySeq;                                // Image sequence structure for Read_pcx
	dummySeq = readPCX(_sceneryArchive1, 0, _vm->_screen->getFrontBuffer(), true, _vm->_text->getScreenNames(screenIndex));
	free(dummySeq);
	_sceneryArchive1.close();
}

const char *FileManager_v1d::fetchString(const int index) {
	debugC(1, kDebugFile, "fetchString(%d)", index);

	return _vm->_text->getStringtData(index);
}

/**
 * Simple instructions given when F1 pressed twice in a row
 * Only in DOS versions
 */
void FileManager_v1d::instructions() const {
	Common::File f;
	if (!f.open("help.dat")) {
		warning("help.dat not found");
		return;
	}

	char readBuf[2];
	while (f.read(readBuf, 1)) {
		char line[1024], *wrkLine;
		wrkLine = line;
		wrkLine[0] = readBuf[0];
		wrkLine++;
		do {
			f.read(wrkLine, 1);
		} while (*wrkLine++ != '#');                // '#' is EOP
		wrkLine[-2] = '\0';                         // Remove EOP and previous CR
		Utils::notifyBox(line);
		wrkLine = line;
		f.read(readBuf, 2);                         // Remove CRLF after EOP
	}
	f.close();
}

} // End of namespace Hugo