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72 lines
1.8 KiB
C++
72 lines
1.8 KiB
C++
/*
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Minetest
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Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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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 Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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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 Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#pragma once
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#include "irrlichttypes.h"
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class MtEvent
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{
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public:
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enum Type : u8
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{
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VIEW_BOBBING_STEP = 0,
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CAMERA_PUNCH_LEFT,
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CAMERA_PUNCH_RIGHT,
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PLAYER_FALLING_DAMAGE,
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PLAYER_DAMAGE,
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NODE_DUG,
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PLAYER_JUMP,
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PLAYER_REGAIN_GROUND,
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TYPE_MAX,
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};
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virtual ~MtEvent() = default;
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virtual Type getType() const = 0;
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};
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// An event with no parameters and customizable name
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class SimpleTriggerEvent : public MtEvent
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{
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Type type;
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public:
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SimpleTriggerEvent(Type type) : type(type) {}
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Type getType() const override { return type; }
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};
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class MtEventReceiver
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{
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public:
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virtual ~MtEventReceiver() = default;
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virtual void onEvent(MtEvent *e) = 0;
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};
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typedef void (*event_receive_func)(MtEvent *e, void *data);
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class MtEventManager
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{
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public:
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virtual ~MtEventManager() = default;
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virtual void put(MtEvent *e) = 0;
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virtual void reg(MtEvent::Type type, event_receive_func f, void *data) = 0;
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// If data==NULL, every occurence of f is deregistered.
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virtual void dereg(MtEvent::Type type, event_receive_func f, void *data) = 0;
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};
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