scummvm/engines/toon/subtitles.cpp
2022-10-23 22:46:19 +02:00

112 lines
3.1 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 "common/debug.h"
#include "common/rect.h"
#include "common/system.h"
#include "toon/subtitles.h"
namespace Toon {
SubtitleRenderer::SubtitleRenderer(ToonEngine *vm) : _vm(vm) {
_subSurface = new Graphics::Surface();
_subSurface->create(TOON_SCREEN_WIDTH, TOON_SCREEN_HEIGHT, Graphics::PixelFormat::createFormatCLUT8());
_hasSubtitles = false;
}
SubtitleRenderer::~SubtitleRenderer() {
}
void SubtitleRenderer::render(const Graphics::Surface &frame, uint32 frameNumber, byte color) {
if (!_hasSubtitles || _tw.empty() || !_vm->showConversationText()) {
return;
}
_subSurface->copyFrom(frame);
// char strf[384] = {0};
// Common::sprintf_s(strf, "Time passed: %d", frameNumber);
// _vm->drawCostumeLine(0, 0, strf, _subSurface);
// _vm->_system->copyRectToScreen(_subSurface->getBasePtr(0, 0), _subSurface->pitch, 0, 0, _subSurface->w, _subSurface->h);
if (frameNumber > _tw.front()._endFrame) {
_tw.pop_front();
if (_tw.empty()) {
return;
}
}
if (frameNumber < _tw.front()._startFrame) {
return;
}
_vm->drawCustomText(TOON_SCREEN_WIDTH / 2, TOON_SCREEN_HEIGHT, _tw.front()._text.c_str(), _subSurface, color);
_vm->_system->copyRectToScreen(_subSurface->getBasePtr(0, 0), _subSurface->pitch, 0, 0, _subSurface->w, _subSurface->h);
}
bool SubtitleRenderer::load(const Common::String &video) {
// warning(video.c_str());
_hasSubtitles = false;
Common::String subfile(video);
Common::String ext("tss");
subfile.replace(subfile.size() - ext.size(), ext.size(), ext);
Common::SeekableReadStream *file = _vm->resources()->openFile(subfile);
if (!file) {
return false;
}
Common::String line;
int lineNo = 0;
_tw.clear();
while (!file->eos() && !file->err()) {
line = file->readLine();
lineNo++;
if (line.empty() || line[0] == '#') {
continue;
}
const char *ptr = line.c_str();
int startFrame = strtoul(ptr, const_cast<char **>(&ptr), 10);
int endFrame = strtoul(ptr, const_cast<char **>(&ptr), 10);
while (*ptr && Common::isSpace(*ptr))
ptr++;
if (startFrame > endFrame) {
warning("%s:%d: startFrame (%d) > endFrame (%d)", subfile.c_str(), lineNo, startFrame, endFrame);
continue;
}
_tw.push_back(TimeWindow(startFrame, endFrame, ptr));
}
_hasSubtitles = true;
return _hasSubtitles;
}
}