/*
   Copyright (C) 2004 Free Software Foundation, Inc.

   Author:  Banlu Kemiyatorn <object@gmail.com>

   This file is part of GNUstep.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.
   
   This library 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
   Library General Public License for more details.
   
   You should have received a copy of the GNU Library General Public
   License along with this library; if not, write to the Free
   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/

#ifndef XGXI_h
#define XGXI_h

#include <X11/Xlib.h>
#include <X11/extensions/XInput.h>
#include <X11/Xutil.h>
#include "config.h"
#include "x11/XGServerWindow.h"

#define GS_XINPUT_DEVICE_MAX_CLASSES 13

typedef struct _gs_input_device_state_t
{
	Time lastClick;
	NSPoint lastClickPoint;
	Window lastClickWindow;

	Time clickTime;
	float clickSlip;
} gs_input_device_state_t;

@class XGServer;

@interface GSInputDevice : NSObject
{
@public
	int num_buttons;
	gs_input_device_state_t *buttonStates;

	/* generic time */
	Time lastButtonTime;
	Time lastMotionTime;
	NSPoint lastLocation;

	int clickCount;

@private
	BOOL _isEnable;

	XGServer *__server;
	unsigned int (*getState)(id, SEL, unsigned int);
	Window lastWindow;
	gswindow_device_t *gswindow;

	BOOL _handleProx;

	NSSize screenSize;

	NSRect area;
	NSRect tiltArea;
	NSRange pressure;

	float lastPressure;


	float resV,resH;


	NSString *_name;
	int use;
	XID deviceID;
	XDeviceInfo *dinfo;
	XDevice *xdevice;
	XEventClass eventList[GS_XINPUT_DEVICE_MAX_CLASSES];
	int nevent;
}

- (id) initWithDeviceInfo:(void *)info
			displayServer:(GSDisplayServer *)server
				proximity:(BOOL)willHandleProximity;
- (NSString *) description;
- (int) deviceID;
- (NSString *) name;
- (BOOL) isExtensionDevice;
- (BOOL) isPointer;
- (BOOL) isKeyboard;
- (BOOL) hasButton;
- (int) numberOfButtons;
- (BOOL) hasKey;
- (int) numberOfKeys;
- (int) minKeycode;
- (int) maxKeycode;
- (void) setHandleProximity:(BOOL)prox;
- (BOOL) willHandleProximity;
- (BOOL) hasAxis;
- (int) numberOfAxes;
- (BOOL) isRelative;
- (int) motionBuffer;
- (int) minValueForAxis:(int)axis;
- (int) maxValueForAxis:(int)axis;
- (int) resolutionForAxis:(int)axis;
- (BOOL) isEnable;
- (void) setEnable:(BOOL)enable;

- (void) setScreenSize:(NSSize)size;
- (NSSize) screenSize;

- (Time) lastClick;
- (Time) lastTime;
@end

@interface GSInputDevice (XInput)
- (void) selectXExtensionEventForWindow:(Window)win;
- (NSEvent*) mouseEventForXDeviceMotionEvent: (XDeviceMotionEvent *)motion
							   modifierFlags: (unsigned int)flags
								windowDevice: (gswindow_device_t *)gswindow
									 context: (NSGraphicsContext*)context
								  clickCount: (int)clickNum
								buttonNumber: (int)buttonNum;
@end


#endif