143 lines
3.9 KiB
C++
143 lines
3.9 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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*/
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#include "common/config-manager.h"
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#include "common/file.h"
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#include "common/system.h"
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#include "common/translation.h"
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#include "m4/m4.h"
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#include "m4/subtitles.h"
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#include "m4/platform/sound/digi.h"
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namespace M4 {
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M4Subtitles::M4Subtitles() {
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_subtitlesEnabled = ConfMan.getBool("subtitles");
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}
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M4Subtitles::~M4Subtitles() {
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clearSubtitle();
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}
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void M4Subtitles::load() {
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Common::StringArray soundFiles;
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uint32 index = 0;
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#ifdef USE_TRANSLATION
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_transMan = new Common::TranslationManager(IS_RIDDLE ? "riddle_translations.dat" : "burger_translations.dat");
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_transMan->setLanguage(TransMan.getCurrentLanguage());
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soundFiles = _transMan->getContexts();
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for (const auto &soundFile : soundFiles) {
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Common::String key = soundFile;
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key.toUppercase();
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_subtitleIndices[key] = index++;
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}
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#endif
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_loaded = !soundFiles.empty();
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if (_loaded)
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setupSubtitles();
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}
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void M4Subtitles::setupSubtitles() {
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// Subtitle positioning constants (as percentages of screen height)
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const int HORIZONTAL_MARGIN = 20;
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const float BOTTOM_MARGIN_PERCENT = 0.009f; // ~20px at 2160p
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const float DEFAULT_HEIGHT_PERCENT = IS_RIDDLE ? 0.2f : 0.26f; // ~432px at 2160p
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int16 h = g_system->getOverlayHeight();
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int16 w = g_system->getOverlayWidth();
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int fontSize = MAX(MIN_FONT_SIZE, int(h * BASE_FONT_SIZE_PERCENT));
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int bottomMargin = int(h * BOTTOM_MARGIN_PERCENT);
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int topOffset = int(h * DEFAULT_HEIGHT_PERCENT);
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setBBox(Common::Rect(HORIZONTAL_MARGIN,
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h - topOffset,
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w - HORIZONTAL_MARGIN,
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h - bottomMargin));
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setColor(0xff, 0xff, 0xff);
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setFont("LiberationSans-Regular.ttf", fontSize, Video::Subtitles::kFontStyleRegular);
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}
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Common::String M4Subtitles::getSubtitle(const Common::String &audioFile) const {
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#ifdef USE_TRANSLATION
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Common::String key = audioFile;
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key.toUppercase();
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if (_subtitleIndices.contains(key)) {
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return _transMan->getTranslation(_subtitleIndices[key]).encode();
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}
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#endif
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return "";
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}
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void M4Subtitles::drawSubtitle(const Common::String &audioFile) const {
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if (!_loaded || !_subtitlesEnabled)
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return;
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Common::String subtitle = getSubtitle(audioFile);
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if (subtitle.empty())
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return;
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Common::Array<Video::SubtitlePart> parts;
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parts.push_back(Video::SubtitlePart(subtitle, ""));
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_parts = &parts;
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recalculateBoundingBox();
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renderSubtitle();
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_subtitleYOffset = nudgeSubtitle();
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_parts = nullptr;
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}
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int16 M4Subtitles::nudgeSubtitle() const {
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// Nudge subtitle text box upwards, depending on the lines to draw
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int16 h = g_system->getOverlayHeight();
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int fontSize = MAX(MIN_FONT_SIZE, int(h * BASE_FONT_SIZE_PERCENT));
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return _splitPartCount > 0 ? static_cast<int16>((_splitPartCount - 1) * fontSize) : 0;
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}
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bool M4Subtitles::shouldShowSubtitle() const {
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return digi_play_state(1) || digi_play_state(2);
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}
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void M4Subtitles::updateSubtitleOverlay() const {
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if (!_subtitlesEnabled)
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return;
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translateBBox(0, -_subtitleYOffset);
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Subtitles::updateSubtitleOverlay();
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translateBBox(0, _subtitleYOffset);
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}
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void M4Subtitles::clearSubtitle() const {
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if (!_subtitlesEnabled)
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return;
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Subtitles::clearSubtitle();
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}
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} // namespace M4
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