/* $XConsortium: events.c,v 1.11 94/04/17 20:39:17 rws Exp $ */
/* $XFree86: xc/programs/xieperf/events.c,v 3.1 1994/05/08 05:26:29 dawes Exp $ */
/**** module events.c ****/
/******************************************************************************

Copyright (c) 1993, 1994  X Consortium

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				NOTICE
                              
This software is being provided by AGE Logic, Inc. under the
following license.  By obtaining, using and/or copying this software,
you agree that you have read, understood, and will comply with these
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     Title to this software shall at all times remain with AGE
     Logic, Inc.
*****************************************************************************
  
	events.c -- event tests and XIE event routines 

	Syd Logan -- AGE Logic, Inc.
  
*****************************************************************************/
#ifdef WIN32
#define _WILLWINSOCK_
#endif
#include <stdio.h>
#include <ctype.h>
#include "xieperf.h"
#ifdef X_NOT_STDC_ENV
#define Time_t long
extern Time_t time ();
#else
#include <time.h>
#define Time_t time_t
#endif
#ifdef WIN32
#define BOOL wBOOL
#undef Status
#define Status wStatus
#include <winsock.h>
#undef Status
#define Status int
#undef BOOL
#endif

#ifdef MINIX
#include <sys/nbio.h>
#define select(n,r,w,x,t) nbio_select(n,r,w,x,t)
#endif

static XieExtensionInfo *xieInfo=NULL;
static int timeout = 60;        /* in seconds */

static XiePhotomap XIEPhotomap;
static XiePhotomap XIEPhotomap2;
static XieLut XIELut;

static XiePhotoElement *flograph;
static XiePhotoflo flo;
static int flo_elements;
static char *data;

static int size;
extern Bool dontClear;
extern Bool showErrors;
extern Window drawableWindow;

/* general event stuff */

int
GetTimeout()
{
        return( timeout );
}

int
SetTimeout( time )
int	time;
{
	timeout = time;
}

InitEventInfo(display,info)
Display *display;
XieExtensionInfo *info;
{
        xieInfo = info;
}

GetExtensionInfo( info )
XieExtensionInfo **info;
{
	*info = xieInfo;
}

Bool 
event_check(display,event,arg)
Display *display;
XEvent *event;
char *arg;
{
	int xie_event;

        if (xieInfo == NULL)
                return(False);

	if ( event == ( XEvent * ) NULL )
		return( False );

        xie_event = event->type - xieInfo->first_event;
        if (xie_event <= 0)
                return(False);
        if (xie_event > xieEvnNoPhotofloDone)
                return(False);
        return(True);
}

int
WaitForXIEEvent( xp, which, flo_id, tag, verbose )
XParms	xp;
int	which;
XiePhotoflo flo_id;
XiePhototag tag;
Bool	verbose;
{
	int	Xsocket;
	XEvent event;
	XieExportAvailableEvent *ExportAvailable = 
		(XieExportAvailableEvent *) &event;
	XiePhotofloDoneEvent *PhotofloDone = 
		(XiePhotofloDoneEvent *) &event;
	XieColorAllocEvent *ColorAlloc = 
		(XieColorAllocEvent *) &event;
	XieDecodeNotifyEvent *DecodeNotify = 
		(XieDecodeNotifyEvent *) &event;
	XieImportObscuredEvent *ImportObscured = 
		(XieImportObscuredEvent *) &event;
	int retval, xie_event;
	Time_t endtime, curtime, delta;
	struct timeval tv;
	Bool done;
#ifdef WIN32
	fd_set rd;
#define FDCAST fdset
#else
	unsigned int rd;
#define FDCAST unsigned int
#endif

	retval = 1;
	done = False;

	/* set up for the select */

	Xsocket = ConnectionNumber(xp->d);	
	endtime = time( ( Time_t * ) NULL ) + timeout;
	while ( done == False )
	{
		/* see if there is anything for us in the event queue... */	
	
		if ( XCheckTypedEvent( xp->d, xieInfo->first_event + which, 
			&event ) == False )
		{
			curtime = time( ( Time_t * ) NULL );
			delta = endtime - curtime;
			if ( delta <= 0 )
			{
				retval = 0;
				fprintf( stderr, "Timed out on receiving XIE event\n" );
				fflush( stderr );
				done = True;
				continue;
			}
			tv.tv_sec = delta;  
			tv.tv_usec = 0L;
			XFlush( xp->d );
#ifndef AMOEBA
#ifdef WIN32
			FD_ZERO(&rd);
			FD_SET(Xsocket, &rd);
#else
			rd = 1 << Xsocket;
#endif
			select( Xsocket + 1, ( int * ) &rd, ( int * ) NULL, ( int * ) NULL, &tv );
#else  /* AMOEBA */
			(void) _X11TransAmSelect(ConnectionNumber(xp->d),
						 delta * 1000);
#endif /* AMOEBA */
			continue;
		}	
		xie_event = event.type - xieInfo->first_event;
		switch( xie_event )
		{
		case xieEvnNoExportAvailable:
			if ( ExportAvailable->flo_id == flo_id && 
				ExportAvailable->src == tag )
			{
				if ( verbose == True )
					fprintf( stderr, "ExportAvailable event received\n" );
				retval = ExportAvailable->data[ 0 ];
				done = True;
			}
			break;
		case xieEvnNoPhotofloDone:
			if ( PhotofloDone->flo_id == flo_id ) 
			{
				if ( verbose == True )
					fprintf( stderr, "PhotofloDone event received\n" );
				done = True;
			}
			break;
		case xieEvnNoColorAlloc:
			if ( ColorAlloc->flo_id == flo_id ) 
			{
				if ( verbose == True )
					fprintf( stderr, "ColorAlloc event received\n" );
				done = True;
			}
			break;
		case xieEvnNoDecodeNotify:
			if ( DecodeNotify->flo_id == flo_id ) 
			{
				if ( verbose == True )
					fprintf( stderr, "DecodeNotify event received\n" );
				done = True;
			}
			break;
		case xieEvnNoImportObscured:
			if ( ImportObscured->flo_id == flo_id ) 
			{
				if ( verbose == True )
					fprintf( stderr, "ImportObscured event received\n" );
				done = True;
			}
			break;
		}
	}
	return( retval );
}

/* event tests */

int
XIEEventErrorHandler( d, ev )
Display	*d;
XErrorEvent *ev;
{
	if ( showErrors ==True )
	{
		fprintf( stderr, "X Event received: major %d minor %d\n", 
			ev->request_code, ev->minor_code );
		fflush( stderr );
	}
	return( 0 );
}

int
InitEvents( xp, p, reps )
XParms	xp;
Parms	p;
int	reps;
{
	int	which;

	which = ( ( EventParms * ) p->ts )->event;
	XSetErrorHandler( XIEEventErrorHandler );
	switch( which )
	{
        case xieEvnNoExportAvailable:
		reps = InitExportAvailableEvent( xp, p, reps );
		break;
        case xieEvnNoPhotofloDone:
		reps = InitPhotofloDoneEvent( xp, p, reps );
		break;
        case xieEvnNoColorAlloc:
		reps = InitColorAllocEvent( xp, p, reps );
		break;
        case xieEvnNoDecodeNotify:
		reps = InitDecodeNotifyEvent( xp, p, reps );
		break;
        case xieEvnNoImportObscured:
		reps = InitImportObscuredEvent( xp, p, reps );
		break;
	default:
		reps = 0;
		break;
	}
	if ( !reps )
		XSetErrorHandler( None );
	return( reps );
}

int
InitPhotofloDoneEvent( xp, p, reps )
XParms	xp;
Parms	p;
int	reps;
{
        XIEPhotomap = ( XiePhotomap ) NULL;
        flo = ( XiePhotoflo ) NULL;
        flograph = ( XiePhotoElement * ) NULL;

        if ( ( XIEPhotomap = GetXIEDitheredPhotomap( xp, p, 1, 
		(1 << xp->vinfo.depth ) ) ) == ( XiePhotomap ) NULL )
        {
                reps = 0;
        }
        else
        {
                flo_elements = 2;
                flograph = XieAllocatePhotofloGraph(flo_elements);
                if ( flograph == ( XiePhotoElement * ) NULL )
                {
                        fprintf( stderr, "XieAllocatePhotofloGraph failed\n" );
                        reps = 0;
                }
                else
                {
                        XieFloImportPhotomap(&flograph[0], XIEPhotomap,
                                False);

                        XieFloExportDrawable(&flograph[1],
                                1,              /* source phototag number */
                                xp->w,
                                xp->fggc,
                                0,
                                0
                        );

                        flo = XieCreatePhotoflo( xp->d, flograph, flo_elements )
;
                }
        }
        if ( !reps )
        {
                FreePhotofloDoneEventStuff( xp, p );
        }
        return( reps );
}

int
InitColorAllocEvent( xp, p, reps )
XParms	xp;
Parms	p;
int	reps;
{
	CvtToIndexParms cticfg;
	EventParms *evcfg;
	int	retval;

	/* the idea is to use the convert to index init and end
	   functions, but use our test function. These are located
	   in cvttoindex.c. What we use in this files are wrappers
	   to those routines. Probably should do this for other test 
	   code in this file too ( some of them are close or identical 
	   to already written code )...  */
 
	/* initialize a convert to index parameter struct */

	cticfg.dither = xieValDitherDefault;
	cticfg.useDefaultCmap = False;
	cticfg.flo_notify = True;
	cticfg.addCvtFromIndex = False;

	/* save the current one */

	evcfg = ( EventParms * )p->ts;

	/* set the new one */

	p->ts = ( XPointer ) &cticfg;

	/* call the convert to index test init function */

	retval = InitConvertToIndex( xp, p, reps );

	/* restore the original test configuration */

	p->ts = ( XPointer )evcfg;
	return( retval );
}

int
InitDecodeNotifyEvent( xp, p, reps )
XParms	xp;
Parms	p;
int	reps;
{
	XIEimage *image;
	XieDecodeUncompressedSingleParam *decode_params=NULL;
        XieEncodeTechnique encode_tech=xieValEncodeServerChoice;
        char *encode_params=NULL;
	XieLTriplet width, height, levels;

	XIEPhotomap = ( XiePhotomap ) NULL;
        XIEPhotomap2 = ( XiePhotomap ) NULL;
        flograph = ( XiePhotoElement * ) NULL;
        flo = ( XiePhotoflo ) NULL;

	image = p->finfo.image1; 
	if ( !GetImageData( xp, p, 1  ) )
		reps = 0;
	else
	{
		if ( !image )
			reps = 0;
		else
		{
			size = image->fsize;
			width[ 0 ] = image->width[ 0 ];
			height[ 0 ] = image->height[ 0 ];
			levels[ 0 ] = image->levels[ 0 ];
		}
	}

	if ( reps )
	{	
		XIEPhotomap = XieCreatePhotomap(xp->d);
		XIEPhotomap2 = XieCreatePhotomap(xp->d);

		decode_params = XieTecDecodeUncompressedSingle(
			image->fill_order,
			image->pixel_order,
			image->pixel_stride[ 0 ],
			image->left_pad[ 0 ],
			image->scanline_pad[ 0 ]
		);

		flo_elements = 2;
		flograph = XieAllocatePhotofloGraph(flo_elements);
		if ( flograph == ( XiePhotoElement * ) NULL )
		{
			reps = 0;
		}
	}
	if ( reps )
	{
		XieFloImportClientPhoto(&flograph[0],
			image->bandclass,
			width, height, levels,
			True,
			image->decode, (char *)decode_params
		);

		XieFloExportPhotomap(&flograph[1],
			1,              /* source phototag number */
			XIEPhotomap2,
			encode_tech,
			encode_params
		);
		flo = XieCreatePhotoflo( xp->d, flograph, flo_elements );
	}
	if ( !reps )
		FreeDecodeNotifyEventStuff( xp, p );
	if ( decode_params )
		XFree( decode_params );
    	return reps;
}

int
InitImportObscuredEvent( xp, p, reps )
XParms	xp;
Parms	p;
int	reps;
{
        flo = ( XiePhotoflo ) NULL;
        flograph = ( XiePhotoElement * ) NULL;

        flo_elements = 2;
        flograph = XieAllocatePhotofloGraph(flo_elements);
        if ( flograph == ( XiePhotoElement * ) NULL )
        {
                fprintf( stderr, "XieAllocatePhotofloGraph failed\n" );
                reps = 0;
        }
        else
        {

                XieFloImportDrawable(&flograph[0],
                        xp->w,
                        0,
                        0,
                        WIDTH,
                        HEIGHT,
                        0,
                        True
                );

                XieFloExportDrawable(&flograph[1],
                        1,              /* source phototag number */
                        drawableWindow,
                        xp->fggc,
                        0,       /* x offset in window */
                        0        /* y offset in window */
                );

                XMoveWindow( xp->d, drawableWindow, 100, 100 );
		XMapRaised( xp->d, drawableWindow );

                XSync( xp->d, 0 );
                GetXIEWindow( xp, p, xp->w, 1 );
                dontClear = True;

                flo = XieCreatePhotoflo( xp->d, flograph, 2 );
        }

        if ( !reps )
        {
		XUnmapWindow( xp->d, drawableWindow );
                FreeImportObscuredEventStuff( xp, p );
        }

        return( reps );
}

int
InitExportAvailableEvent( xp, p, reps )
XParms	xp;
Parms	p;
int	reps;
{
	int	lutSize;
	char	*lut;
	XieLTriplet start, length;

        XIELut = ( XieLut ) NULL;
        flograph = ( XiePhotoElement * ) NULL;
        flo = ( XiePhotoflo ) NULL;

        lutSize = 10;
        lut = (char *)malloc( lutSize );
        data = (char *)malloc( lutSize );
        if ( lut == ( char * ) NULL || data == ( char * ) NULL )
        {
                reps = 0;
        }
        else
        {
                if ( ( XIELut = GetXIELut( xp, p, lut, lutSize, lutSize ) ) ==
                        ( XieLut ) NULL )
                {
                        reps = 0;
                }
                else
                {
                        flo_elements = 2;
                        flograph = XieAllocatePhotofloGraph( flo_elements );
                        if ( flograph == ( XiePhotoElement * ) NULL )
                        {
                                fprintf( stderr,
                                        "XieAllocatePhotofloGraph failed\n" );
                                reps = 0;
                        }
                        else
                        {
               			length[ 0 ] = lutSize;
                		length[ 1 ] = 0;
                		length[ 2 ] = 0;

                		start[ 0 ] = 0;
                		start[ 1 ] = 0;
                		start[ 2 ] = 0;

                                XieFloImportLUT(&flograph[0], XIELut);
                                XieFloExportClientLUT(&flograph[1],
                                        1,       /* source phototag number */
                                        xieValMSFirst,
					xieValNewData,
					start,
					length
                                );
                                flo = XieCreatePhotoflo( xp->d, flograph, flo_elements );
                        }
                }
        }
	if ( lut )
		free( lut );
        if ( !reps )
                FreeExportAvailableEventStuff( xp, p );
        return( reps );
}

void
DoPhotofloDoneEvent( xp, p, reps )
XParms	xp;
Parms	p;
int	reps;
{
        int     i;

        for (i = 0; i != reps; i++) {
                XieExecutePhotoflo( xp->d, flo, True );
                WaitForXIEEvent( xp, ( ( EventParms * ) p->ts )->event, flo, 0, showErrors );
	}
}

void
DoDecodeNotifyEvent( xp, p, reps )
XParms	xp;
Parms	p;
int	reps;
{
        int     i;

        for (i = 0; i != reps; i++) {
                XieExecutePhotoflo( xp->d, flo, True );

		/* send only part of the data - should cause the event */

       		PumpTheClientData( xp, p, flo, 0, 1, p->finfo.image1->data, 
			size / 2, 0 );
                WaitForXIEEvent( xp, ( ( EventParms * ) p->ts )->event, flo, 0, showErrors );
                WaitForXIEEvent( xp, xieEvnNoPhotofloDone, flo, 0, False );
	}
}

void
DoImportObscuredEvent( xp, p, reps )
XParms	xp;
Parms	p;
int	reps;
{
        int     i;

        for (i = 0; i != reps; i++) {
                XieExecutePhotoflo( xp->d, flo, True );
                WaitForXIEEvent( xp, ( ( EventParms * ) p->ts )->event, flo, 0, showErrors);
                WaitForXIEEvent( xp, xieEvnNoPhotofloDone, flo, 0, False );
	}
}

void
DoExportAvailableEvent( xp, p, reps )
XParms	xp;
Parms	p;
int	reps;
{
        int     i, done;

        for (i = 0; i != reps; i++) {
                XieExecutePhotoflo( xp->d, flo, True );
                WaitForXIEEvent( xp, ( ( EventParms * ) p->ts )->event, 
			flo, 2, showErrors );
		done = 0;
		while ( !done )
		{
			ReadNotifyExportData( xp, p, 0, flo, 2,
				sizeof( XieRectangle ), 1, &data, &done );
		}
                WaitForXIEEvent( xp, xieEvnNoPhotofloDone, 
			flo, 0, False );
	}
}

void
EndEvents( xp, p )
XParms	xp;
Parms	p;
{
	int	which;

	XSetErrorHandler( None );
	which = ( ( EventParms * ) p->ts )->event;

	switch( which )
	{
        case xieEvnNoExportAvailable:
		FreeExportAvailableEventStuff( xp, p );
		break;
        case xieEvnNoPhotofloDone:
		FreePhotofloDoneEventStuff( xp, p );
		break;
        case xieEvnNoColorAlloc:
		EndConvertToIndex( xp, p );
		break;
        case xieEvnNoDecodeNotify:
		FreeDecodeNotifyEventStuff( xp, p );
		break;
        case xieEvnNoImportObscured:
		XUnmapWindow( xp->d, drawableWindow );
		FreeImportObscuredEventStuff( xp, p );
		break;
	}
}

int
FreePhotofloDoneEventStuff( xp, p )
XParms	xp;
Parms	p;
{
        if ( data )
        {
                free( data );
                data = ( char * ) NULL;
        }

        if ( XIEPhotomap )
        {
                XieDestroyPhotomap( xp->d, XIEPhotomap );
                XIEPhotomap = ( XiePhotomap ) NULL;
        }

        if ( XIEPhotomap2 )
        {
                XieDestroyPhotomap( xp->d, XIEPhotomap2 );
                XIEPhotomap2 = ( XiePhotomap ) NULL;
        }

        if ( flograph )
        {
                XieFreePhotofloGraph(flograph,flo_elements);
                flograph = ( XiePhotoElement * ) NULL;
        }
        if ( flo )
        {
                XieDestroyPhotoflo( xp->d, flo );
                flo = ( XiePhotoflo ) NULL;
        }
}

int
FreeImportObscuredEventStuff( xp, p )
XParms	xp;
Parms	p;
{
        if ( flograph )
        {
                XieFreePhotofloGraph(flograph,flo_elements);
                flograph = ( XiePhotoElement * ) NULL;
        }
        if ( flo )
        {
                XieDestroyPhotoflo( xp->d, flo );
                flo = ( XiePhotoflo ) NULL;
        }
}

int
FreeExportAvailableEventStuff( xp, p )
XParms	xp;
Parms	p;
{
        if ( data )
        {
                free( data );
                data = ( char * ) NULL;
        }

        if ( flograph )
        {
                XieFreePhotofloGraph(flograph,flo_elements);
                flograph = ( XiePhotoElement * ) NULL;
        }

        if ( flo )
        {
                XieDestroyPhotoflo( xp->d, flo );
                flo = ( XiePhotoflo ) NULL;
        }

	if ( XIELut )
	{
		XieDestroyLUT( xp->d, XIELut );
	        XIELut = ( XieLut ) NULL;
	}
}

int
FreeDecodeNotifyEventStuff( xp, p )
XParms	xp;
Parms	p;
{
        if ( data )
        {
                free( data );
                data = ( char * ) NULL;
        }
        if ( XIEPhotomap )
        {
                XieDestroyPhotomap( xp->d, XIEPhotomap );
                XIEPhotomap = ( XiePhotomap ) NULL;
        }
        if ( XIEPhotomap2 )
        {
                XieDestroyPhotomap( xp->d, XIEPhotomap2 );
                XIEPhotomap2 = ( XiePhotomap ) NULL;
        }
        if ( flograph )
        {
                XieFreePhotofloGraph(flograph,flo_elements);
                flograph = ( XiePhotoElement * ) NULL;
        }
        if ( flo )
        {
                XieDestroyPhotoflo( xp->d, flo );
                flo = ( XiePhotoflo ) NULL;
        }
}