virtualx-engine/platform/haiku/haiku_direct_window.h

/*************************************************************************/
/*  haiku_direct_window.h                                                */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
/*                    http://www.godotengine.org                         */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur.                 */
/*                                                                       */
/* 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:                                             */
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/* The above copyright notice and this permission notice shall be        */
/* included in all copies or substantial portions of the Software.       */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
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/*************************************************************************/
#ifndef HAIKU_DIRECT_WINDOW_H
#define HAIKU_DIRECT_WINDOW_H

#include <kernel/image.h> // needed for image_id
#include <DirectWindow.h>

#include "core/os/os.h"
#include "main/input_default.h"

#include "haiku_gl_view.h"

#define REDRAW_MSG 'rdrw'
#define LOCKGL_MSG 'glck'
#define UNLOCKGL_MSG 'ulck'

class HaikuDirectWindow : public BDirectWindow
{
private:
	unsigned int event_id;
	Point2i last_mouse_position;
	bool last_mouse_pos_valid;
	uint32 last_buttons_state;
	uint32 last_key_modifier_state;
	int last_button_mask;
	OS::VideoMode* current_video_mode;

	MainLoop* main_loop;
	InputDefault* input;
	HaikuGLView* view;
	BMessageRunner* update_runner;

	void HandleMouseButton(BMessage* message);
	void HandleMouseMoved(BMessage* message);
	void HandleMouseWheelChanged(BMessage* message);
	void HandleWindowResized(BMessage* message);
	void HandleKeyboardEvent(BMessage* message);
	void HandleKeyboardModifierEvent(BMessage* message);
	inline InputModifierState GetKeyModifierState(uint32 p_state);
	inline int GetMouseButtonState(uint32 p_state);

public:
	HaikuDirectWindow(BRect p_frame);
	~HaikuDirectWindow();

	void SetHaikuGLView(HaikuGLView* p_view);
	void StartMessageRunner();
	void StopMessageRunner();
	void SetInput(InputDefault* p_input);
	void SetMainLoop(MainLoop* p_main_loop);
	inline void SetVideoMode(OS::VideoMode* video_mode) { current_video_mode = video_mode; };
	virtual bool QuitRequested();
	virtual void DirectConnected(direct_buffer_info* info);
	virtual void MessageReceived(BMessage* message);
	virtual void DispatchMessage(BMessage* message, BHandler* handler);

	inline Point2i GetLastMousePosition() { return last_mouse_position; };
	inline int GetLastButtonMask() { return last_button_mask; };
};

#endif