//============================================================
//
//  window.h - Win32 window handling
//
//============================================================
//
//  Copyright Aaron Giles
//  All rights reserved.
//
//  Redistribution and use in source and binary forms, with or
//  without modification, are permitted provided that the
//  following conditions are met:
//
//    * Redistributions of source code must retain the above
//      copyright notice, this list of conditions and the
//      following disclaimer.
//    * Redistributions in binary form must reproduce the
//      above copyright notice, this list of conditions and
//      the following disclaimer in the documentation and/or
//      other materials provided with the distribution.
//    * Neither the name 'MAME' nor the names of its
//      contributors may be used to endorse or promote
//      products derived from this software without specific
//      prior written permission.
//
//  THIS SOFTWARE IS PROVIDED BY AARON GILES ''AS IS'' AND
//  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
//  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
//  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
//  EVENT SHALL AARON GILES BE LIABLE FOR ANY DIRECT,
//  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
//  DAMAGE (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
//  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
//  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
//  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
//  LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
//  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
//  IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
//============================================================

#ifndef __WIN_WINDOW__
#define __WIN_WINDOW__

#include "video.h"
#include "render.h"


//============================================================
//  PARAMETERS
//============================================================

#ifndef MESS
#define HAS_WINDOW_MENU			FALSE
#else
#define HAS_WINDOW_MENU			TRUE
#endif



//============================================================
//  CONSTANTS
//============================================================

#define RESIZE_STATE_NORMAL		0
#define RESIZE_STATE_RESIZING	1
#define RESIZE_STATE_PENDING	2



//============================================================
//  TYPE DEFINITIONS
//============================================================

typedef struct _win_window_info win_window_info;
struct _win_window_info
{
	win_window_info *	next;
	volatile int		init_state;

	// window handle and info
	HWND				hwnd;
	char				title[256];
	RECT				non_fullscreen_bounds;
	int					startmaximized;
	int					isminimized;
	int					ismaximized;
	int					resize_state;

	// monitor info
	win_monitor_info *	monitor;
	int					fullscreen;
	int					fullscreen_safe;
	int					maxwidth, maxheight;
	int					refresh;
	float				aspect;

	// rendering info
	osd_lock *			render_lock;
	render_target *		target;
	int					targetview;
	int					targetorient;
	int					targetlayerconfig;
	const render_primitive_list *primlist;

	// input info
	DWORD				lastclicktime;
	int					lastclickx;
	int					lastclicky;

	// drawing data
	void *				drawdata;

	running_machine *	machine;
};


typedef struct _win_draw_callbacks win_draw_callbacks;
struct _win_draw_callbacks
{
	void (*exit)(void);

	int (*window_init)(win_window_info *window);
	const render_primitive_list *(*window_get_primitives)(win_window_info *window);
	int (*window_draw)(win_window_info *window, HDC dc, int update);
	void (*window_destroy)(win_window_info *window);
};



//============================================================
//  GLOBAL VARIABLES
//============================================================

// windows
extern win_window_info *win_window_list;



//============================================================
//  PROTOTYPES
//============================================================

// core initialization
void winwindow_init(running_machine *machine);

// creation/deletion of windows
void winwindow_video_window_create(running_machine *machine, int index, win_monitor_info *monitor, const win_window_config *config);

BOOL winwindow_has_focus(void);
void winwindow_update_cursor_state(running_machine *machine);
void winwindow_video_window_update(win_window_info *window);
win_monitor_info *winwindow_video_window_monitor(win_window_info *window, const RECT *proposed);

LRESULT CALLBACK winwindow_video_window_proc(HWND wnd, UINT message, WPARAM wparam, LPARAM lparam);
void winwindow_toggle_full_screen(void);

void winwindow_process_events_periodic(running_machine *machine);
void winwindow_process_events(running_machine *machine, int ingame);

void winwindow_ui_pause_from_window_thread(running_machine *machine, int pause);
void winwindow_ui_pause_from_main_thread(running_machine *machine, int pause);
int winwindow_ui_is_paused(running_machine *machine);

void winwindow_ui_exec_on_main_thread(void (*func)(void *), void *param);
void winwindow_dispatch_message(running_machine *machine, MSG *message);

#if HAS_WINDOW_MENU
int win_create_menu(running_machine *machine, HMENU *menus);
#endif



//============================================================
//  win_has_menu
//============================================================

INLINE BOOL win_has_menu(win_window_info *window)
{
	return GetMenu(window->hwnd) ? TRUE : FALSE;
}


//============================================================
//  rect_width / rect_height
//============================================================

INLINE int rect_width(const RECT *rect)
{
	return rect->right - rect->left;
}


INLINE int rect_height(const RECT *rect)
{
	return rect->bottom - rect->top;
}

#endif
