/*    SDL - Simple DirectMedia Layer    Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002  Sam Lantinga    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    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA    Sam Lantinga    slouken@libsdl.org*/#ifdef SAVE_RCSIDstatic char rcsid = "@(#) $Id: SDL_amigamouse.c,v 1.6 2002/03/06 11:23:03 slouken Exp $";#endif#include "SDL_error.h"#include "SDL_mouse.h"#include "SDL_events_c.h"#include "SDL_cursor_c.h"#include "SDL_amigamouse_c.h"/* The implementation dependent data for the window manager cursor */typedef void * WMCursor;void amiga_FreeWMCursor(_THIS, WMcursor *cursor){}WMcursor *amiga_CreateWMCursor(_THIS,		Uint8 *data, Uint8 *mask, int w, int h, int hot_x, int hot_y){	return (WMcursor *)1; // Amiga has an Hardware cursor, so it's ok to return something unuseful but true}int amiga_ShowWMCursor(_THIS, WMcursor *cursor){	/* Don't do anything if the display is gone */	if ( SDL_Display == NULL) {		return(0);	}	/* Set the Amiga prefs cursor cursor, or blank if cursor is NULL */	if ( SDL_Window ) {		SDL_Lock_EventThread();		if ( cursor == NULL ) {			if ( SDL_BlankCursor != NULL ) {// Hide cursor HERE				SetPointer(SDL_Window,(UWORD *)SDL_BlankCursor,1,1,0,0);			}		} else {// Show cursor			ClearPointer(SDL_Window);		}		SDL_Unlock_EventThread();	}	return(1);}void amiga_WarpWMCursor(_THIS, Uint16 x, Uint16 y){/* FIXME: Not implemented */}/* Check to see if we need to enter or leave mouse relative mode */void amiga_CheckMouseMode(_THIS){	/* If the mouse is hidden and input is grabbed, we use relative mode */#if 0	SDL_Lock_EventThread();	if ( !(SDL_cursorstate & CURSOR_VISIBLE) &&	     (this->input_grab != SDL_GRAB_OFF) ) {		mouse_relative = 1;		X11_EnableDGAMouse(this);		if ( ! (using_dga & DGA_MOUSE) ) {			char *use_mouse_accel;			SDL_GetMouseState(&mouse_last.x, &mouse_last.y);			/* Use as raw mouse mickeys as possible */			XGetPointerControl(SDL_Display,						&mouse_accel.numerator, 						&mouse_accel.denominator,						&mouse_accel.threshold);			use_mouse_accel = getenv("SDL_VIDEO_X11_MOUSEACCEL");			if ( use_mouse_accel ) {				SetMouseAccel(this, use_mouse_accel);			}		}	} else {		if ( mouse_relative ) {			if ( using_dga & DGA_MOUSE ) {				X11_DisableDGAMouse(this);			} else {				XChangePointerControl(SDL_Display, True, True,						mouse_accel.numerator, 						mouse_accel.denominator,						mouse_accel.threshold);			}			mouse_relative = 0;		}	}	SDL_Unlock_EventThread();#endif}