godot/core/event_queue.h
2017-04-08 00:11:42 +02:00

64 lines
2.7 KiB
C++

/*************************************************************************/
/* event_queue.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef EVENT_QUEUE_H
#define EVENT_QUEUE_H
#include "object.h"
/**
@author Juan Linietsky <reduzio@gmail.com>
*/
class EventQueue {
enum {
DEFAULT_EVENT_QUEUE_SIZE_KB = 256
};
struct Event {
uint32_t instance_ID;
StringName method;
int args;
};
uint8_t *event_buffer;
uint32_t buffer_end;
uint32_t buffer_max_used;
uint32_t buffer_size;
public:
Error push_call(uint32_t p_instance_ID, const StringName &p_method, VARIANT_ARG_LIST);
void flush_events();
EventQueue(uint32_t p_buffer_size = DEFAULT_EVENT_QUEUE_SIZE_KB * 1024);
~EventQueue();
};
#endif