Files
scummvm-cursorfix/engines/lastexpress/game/events.h
2026-02-02 04:50:13 +01:00

129 lines
3.3 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/>.
*
*/
#ifndef LASTEXPRESS_EVENTS_H
#define LASTEXPRESS_EVENTS_H
#include "lastexpress/lastexpress.h"
namespace LastExpress {
class LastExpressEngine;
class LogicManager;
struct ConsCallParam {
ConsCallParam() : intParam(0), stringParam(nullptr) {}
template<typename T>
ConsCallParam(T param) : intParam(static_cast<int32>(param)), stringParam(nullptr) {}
ConsCallParam(const char *param) : intParam(0), stringParam(param) {}
ConsCallParam(char *param) : intParam(0), stringParam(param) {}
int32 intParam;
const char *stringParam;
};
typedef struct Message {
int receiver;
int action;
int sender;
ConsCallParam param;
Message() {
clear();
}
void clear() {
receiver = 0;
action = 0;
sender = 0;
}
} Message;
typedef struct Event {
int channel;
int x;
int y;
int flags;
Event() {
channel = 0;
x = 0;
y = 0;
flags = 0;
}
} Event;
class MessageManager {
friend class LastExpressEngine;
friend class LogicManager;
friend class MemoryManager;
public:
MessageManager(LastExpressEngine *engine);
~MessageManager();
void setMessageHandle(int handleChannel, void (LogicManager::*handle)(Message *));
void (LogicManager::*getMessageHandle(int handleChannel))(Message *);
void setEventHandle(int handleChannel, void (LastExpressEngine::*handle)(Event *));
void (LastExpressEngine::*getEventHandle(int handleChannel))(Event *);
void addEvent(int channel, int x, int y, int flags);
Event *getEvent();
void addMessage(int receiver, int actionId, int sender, ConsCallParam param);
Message *getMessage();
bool process();
void flush();
void flushTime();
void forceMessage(Message *msg);
void clearMessageQueue();
void clearEventQueue();
void clearClickEvents();
void saveMessages(CVCRFile *file);
void loadMessages(CVCRFile *file);
private:
LastExpressEngine *_engine = nullptr;
Message _messages[128];
Message _emptyMessage;
void (LogicManager::*_messageHandles[40])(Message *);
int _curMsgIndex = 0;
int _numMsgsInQueue = 0;
int _nextMsgIndex = 0;
Message *_autoMessages = nullptr;
Event _events[128];
void (LastExpressEngine::*_eventHandles[16])(Event *);
int _doubleClickMaxFrames = 30;
int _latestTickLeftMousePressed = 0;
int _lastEventIndex = 128;
int _curEventIndex = 0;
int _numEventsInQueue = 0;
int _nextEventIndex = 0;
bool _systemEventRightMouseDown = false;
bool _systemEventLeftMouseDown = false;
};
} // End of namespace LastExpress
#endif // LASTEXPRESS_EVENTS_H