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/* 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 2
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#ifndef KYRA_KYRA_H
#define KYRA_KYRA_H
#include "engines/engine.h"
#include "common/rect.h"
#include "common/array.h"
#include "common/events.h"
#include "kyra/util.h"
namespace Kyra {
struct GameFlags {
Common::Language lang;
Common::Platform platform;
bool isDemo;
bool useAltShapeHeader; // alternative shape header (uses 2 bytes more, those are unused though)
bool isTalkie;
bool useHiResOverlay;
byte gameID;
};
struct Rect {
int x, y;
int x2, y2;
};
enum {
GI_KYRA1 = 0,
GI_KYRA2 = 1,
GI_KYRA3 = 2
};
// TODO: this is just the start of makeing the debug output of the kyra engine a bit more useable
// in the future we maybe merge some flags and/or create new ones
enum kDebugLevels {
kDebugLevelScriptFuncs = 1 << 0, // prints debug output of o#_* functions
kDebugLevelScript = 1 << 1, // prints debug output of "ScriptHelper" functions
kDebugLevelSprites = 1 << 2, // prints debug output of "Sprites" functions
kDebugLevelScreen = 1 << 3, // prints debug output of "Screen" functions
kDebugLevelSound = 1 << 4, // prints debug output of "Sound" functions
kDebugLevelAnimator = 1 << 5, // prints debug output of "ScreenAnimator" functions
kDebugLevelMain = 1 << 6, // prints debug output of common "KyraEngine(_v#)" functions && "TextDisplayer" functions
kDebugLevelGUI = 1 << 7, // prints debug output of "KyraEngine*" gui functions
kDebugLevelSequence = 1 << 8, // prints debug output of "SeqPlayer" functions
kDebugLevelMovie = 1 << 9, // prints debug output of movie specific funtions
kDebugLevelTimer = 1 << 10 // prints debug output of "TimerManager" functions
};
class Screen;
class Resource;
class Sound;
class Movie;
class TextDisplayer;
class StaticResource;
class TimerManager;
class ScriptHelper;
class KyraEngine : public Engine {
public:
KyraEngine(OSystem *system, const GameFlags &flags);
virtual ~KyraEngine();
bool quit() const { return _quitFlag; }
uint8 game() const { return _flags.gameID; }
const GameFlags &gameFlags() const { return _flags; }
// access to Kyra specific functionallity
Resource *resource() { return _res; }
virtual Screen *screen() = 0;
TextDisplayer *text() { return _text; }
Sound *sound() { return _sound; }
StaticResource *staticres() { return _staticres; }
TimerManager *timer() { return _timer; }
uint32 tickLength() const { return _tickLength; }
virtual Movie *createWSAMovie() = 0;
Common::RandomSource _rnd;
// quit handling
virtual void quitGame();
// game flag handling
int setGameFlag(int flag);
int queryGameFlag(int flag) const;
int resetGameFlag(int flag);
// delay functionallity
virtual void delayUntil(uint32 timestamp, bool updateGameTimers = false, bool update = false, bool isMainLoop = false);
virtual void delay(uint32 millis, bool update = false, bool isMainLoop = false);
virtual void delayWithTicks(int ticks);
protected:
virtual int go() = 0;
virtual int init();
// quit Handling
bool _quitFlag;
// intern
Resource *_res;
Sound *_sound;
TextDisplayer *_text;
StaticResource *_staticres;
TimerManager *_timer;
ScriptHelper *_scriptInterpreter;
// game speed
bool _skipFlag;
uint16 _tickLength;
uint16 _gameSpeed;
// detection
GameFlags _flags;
int _lang;
// opcode
virtual void setupOpcodeTable() = 0;
Common::Array<const Opcode*> _opcodes;
// game flags
uint8 _flagsTable[100]; // TODO: check this value
// input
Common::Point getMousePos() const;
// pathfinder
virtual int findWay(int x, int y, int toX, int toY, int *moveTable, int moveTableSize);
int findSubPath(int x, int y, int toX, int toY, int *moveTable, int start, int end);
int getFacingFromPointToPoint(int x, int y, int toX, int toY);
int getOppositeFacingDirection(int dir);
void changePosTowardsFacing(int &x, int &y, int facing);
int getMoveTableSize(int *moveTable);
virtual bool lineIsPassable(int x, int y) = 0;
static const int8 _addXPosTable[];
static const int8 _addYPosTable[];
};
} // End of namespace Kyra
#endif
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