mirror of
https://github.com/libretro/scummvm.git
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137 lines
3.7 KiB
C++
137 lines
3.7 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* $URL$
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* $Id$
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*
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*/
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/*
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* This code is based on original Hugo Trilogy source code
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*
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* Copyright (c) 1989-1995 David P. Gray
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*
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*/
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#include "common/system.h"
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#include "hugo/hugo.h"
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#include "hugo/file.h"
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#include "hugo/display.h"
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#include "hugo/util.h"
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namespace Hugo {
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FileManager_v1d::FileManager_v1d(HugoEngine *vm) : FileManager(vm) {
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}
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FileManager_v1d::~FileManager_v1d() {
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}
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void FileManager_v1d::openDatabaseFiles() {
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debugC(1, kDebugFile, "openDatabaseFiles");
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}
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void FileManager_v1d::closeDatabaseFiles() {
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debugC(1, kDebugFile, "closeDatabaseFiles");
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}
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/**
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* Open and read in an overlay file, close file
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*/
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void FileManager_v1d::readOverlay(int screenNum, image_pt image, ovl_t overlayType) {
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debugC(1, kDebugFile, "readOverlay(%d, ...)", screenNum);
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const char *ovl_ext[] = {".b", ".o", ".ob"};
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char *buf = (char *) malloc(2048 + 1); // Buffer for file access
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strcat(strcpy(buf, _vm->_screenNames[screenNum]), ovl_ext[overlayType]);
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if (!fileExists(buf)) {
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for (int i = 0; i < kOvlSize; i++)
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image[i] = 0;
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warning("File not found: %s", buf);
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return;
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}
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if (!_sceneryArchive1.open(buf))
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error("File not found: %s", buf);
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image_pt tmpImage = image; // temp ptr to overlay file
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_sceneryArchive1.read(tmpImage, kOvlSize);
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_sceneryArchive1.close();
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free(buf);
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}
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/**
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* Read a PCX image into dib_a
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*/
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void FileManager_v1d::readBackground(int screenIndex) {
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debugC(1, kDebugFile, "readBackground(%d)", screenIndex);
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char *buf = (char *) malloc(2048 + 1); // Buffer for file access
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strcat(strcpy(buf, _vm->_screenNames[screenIndex]), ".ART");
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if (!_sceneryArchive1.open(buf))
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error("File not found: %s", buf);
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// Read the image into dummy seq and static dib_a
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seq_t *dummySeq; // Image sequence structure for Read_pcx
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dummySeq = readPCX(_sceneryArchive1, 0, _vm->_screen->getFrontBuffer(), true, _vm->_screenNames[screenIndex]);
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free(dummySeq);
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_sceneryArchive1.close();
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free(buf);
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}
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char *FileManager_v1d::fetchString(int index) {
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debugC(1, kDebugFile, "fetchString(%d)", index);
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return _vm->_stringtData[index];
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}
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/**
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* Simple instructions given when F1 pressed twice in a row
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* Only in DOS versions
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*/
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void FileManager_v1d::instructions() {
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Common::File f;
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if (!f.open(HELPFILE)) {
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warning("help.dat not found");
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return;
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}
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char readBuf[2];
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while (f.read(readBuf, 1)) {
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char line[1024], *wrkLine;
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wrkLine = line;
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wrkLine[0] = readBuf[0];
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wrkLine++;
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do {
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f.read(wrkLine, 1);
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} while (*wrkLine++ != EOP);
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wrkLine[-2] = '\0'; // Remove EOP and previous CR
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Utils::Box(kBoxAny, "%s", line);
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wrkLine = line;
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f.read(readBuf, 2); // Remove CRLF after EOP
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}
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f.close();
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}
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} // End of namespace Hugo
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