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2026-02-02 04:50:13 +01:00

139 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 "common/system.h"
#include "common/savefile.h"
#include "engines/util.h"
#include "graphics/paletteman.h"
#include "ultima/ultima0/ultima0.h"
#include "ultima/ultima0/console.h"
namespace Ultima {
namespace Ultima0 {
static const byte PALETTE[][3] = {
{ 0, 0, 0 }, // Black
{ 0, 0, 255 }, // Blue
{ 0, 255, 0 }, // Green,
{ 0, 255, 255 }, // Cyan
{ 255, 0, 0 }, // Red
{ 255, 0, 255 }, // Purple
{ 255, 255, 0 }, // Yellow
{ 255, 255, 255 }, // White
{ 255, 0, 128 }, // Rose
{ 80, 80, 255 }, // Violet
{ 180, 180, 180 }, // Grey
{ 255, 80, 80 } // Orange
};
Ultima0Engine *g_engine;
Ultima0Engine::Ultima0Engine(OSystem *syst, const Ultima::UltimaGameDescription *gameDesc) :
Engine(syst), /*_gameDescription(gameDesc), */_randomSource("Ultima0"),
_palette(&PALETTE[0][0], sizeof(PALETTE) / 3) {
g_engine = this;
}
Ultima0Engine::~Ultima0Engine() {
stopMidi();
}
Common::Error Ultima0Engine::run() {
// Initialize the graphics
initGraphics(DEFAULT_SCX, DEFAULT_SCY);
g_system->getPaletteManager()->setPalette(_palette);
// Set the debugger console
setDebugger(new Console());
MetaEngine::setKeybindingMode(KBMODE_MINIMAL);
// Play the game
runGame();
return Common::kNoError;
}
bool Ultima0Engine::hasFeature(EngineFeature f) const {
return (f == kSupportsReturnToLauncher) ||
(f == kSupportsLoadingDuringRuntime) ||
(f == kSupportsSavingDuringRuntime);
}
bool Ultima0Engine::canSaveGameStateCurrently(Common::U32String *msg) {
auto *view = focusedView();
if (!view)
return false;
Common::String name = focusedView()->getName();
return name == "WorldMap" || name == "Dungeon";
}
Common::Error Ultima0Engine::loadGameStream(Common::SeekableReadStream *stream) {
Common::Serializer s(stream, nullptr);
syncSavegame(s);
stopMidi();
replaceView(_player._level == 0 ? "WorldMap" : "Dungeon");
return Common::kNoError;
}
Common::Error Ultima0Engine::saveGameStream(Common::WriteStream *stream, bool isAutosave) {
Common::Serializer s(nullptr, stream);
syncSavegame(s);
return Common::kNoError;
}
void Ultima0Engine::syncSavegame(Common::Serializer &s) {
_player.synchronize(s);
_worldMap.synchronize(s);
_dungeon.synchronize(s);
}
bool Ultima0Engine::savegamesExist() const {
Common::String slotName = getSaveStateName(1);
Common::InSaveFile *saveFile = g_system->getSavefileManager()->openForLoading(slotName);
bool result = saveFile != nullptr;
delete saveFile;
return result;
}
void Ultima0Engine::playMidi(const char *name) {
stopMidi();
_music = new MusicPlayer(name);
_music->playSMF(true);
}
void Ultima0Engine::stopMidi() {
if (_music) {
_music->stop();
delete _music;
_music = nullptr;
}
}
} // namespace Ultima0
} // namespace Ultima