2021-12-26 18:48:43 +01:00

101 lines
3.5 KiB
C++

/* 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 "twine/parser/text.h"
#include "common/debug.h"
#include "common/util.h"
#include "common/translation.h"
#include "twine/resources/hqr.h"
#include "twine/shared.h"
namespace TwinE {
void TextData::initCustomTexts(TextBankId textBankId) {
if (textBankId == TextBankId::Options_and_menus) {
add(textBankId, TextEntry{_c("High resolution on", "Options menu"), -1, TextId::kCustomHighResOptionOn});
add(textBankId, TextEntry{_c("High resolution off", "Options menu"), -1, TextId::kCustomHighResOptionOff});
add(textBankId, TextEntry{_c("Wall collision on", "Options menu"), -1, TextId::kCustomWallCollisionOn});
add(textBankId, TextEntry{_c("Wall collision off", "Options menu"), -1, TextId::kCustomWallCollisionOff});
}
}
bool TextData::loadFromHQR(const char *name, TextBankId textBankId, int language, bool lba1, int entryCount) {
const int langIdx = (int)textBankId * 2 + (entryCount * language);
Common::SeekableReadStream *indexStream = HQR::makeReadStream(name, langIdx + 0);
Common::SeekableReadStream *offsetStream = HQR::makeReadStream(name, langIdx + 1);
if (indexStream == nullptr || offsetStream == nullptr) {
warning("Failed to load %s with index %i", name, langIdx);
delete indexStream;
delete offsetStream;
return false;
}
_texts[(int)textBankId].clear();
initCustomTexts(textBankId);
const int numIdxEntries = (int)indexStream->size() / 2;
_texts[(int)textBankId].reserve(numIdxEntries + _texts[(int)textBankId].size());
for (int entry = 0; entry < numIdxEntries; ++entry) {
const TextId textIdx = (TextId)indexStream->readUint16LE();
uint16 start = offsetStream->readUint16LE();
const int32 offsetPos = offsetStream->pos();
const uint16 end = offsetStream->readUint16LE();
if (!lba1) {
++start;
}
offsetStream->seek(start);
Common::String result;
for (int16 i = start; i < end - 1; ++i) {
const char c = (char)offsetStream->readByte();
if (c == '\0') {
break;
}
result += c;
}
add(textBankId, TextEntry{result, entry, textIdx});
debug(5, "index: %i (bank %i), text: %s", (int)textIdx, (int)textBankId, result.c_str());
offsetStream->seek(offsetPos);
if (end >= offsetStream->size()) {
break;
}
}
delete indexStream;
delete offsetStream;
return true;
}
const TextEntry *TextData::getText(TextBankId textBankId, TextId textIndex) const {
const Common::Array<TextEntry> &entries = _texts[(int)textBankId];
const int32 size = entries.size();
for (int32 i = 0; i < size; ++i) {
if (entries[i].textIndex == textIndex) {
return &entries[i];
}
}
debug(1, "Failed to find text entry for bank id %i with text index %i", (int)textBankId, (int)textIndex);
return nullptr;
}
} // End of namespace TwinE