/* $Xorg: events.c,v 1.3 2000/08/17 19:54:25 cpqbld Exp $ */
/**** module events.c ****/
/******************************************************************************

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*****************************************************************************
  
	events.c -- event tests and XIE event routines 

	Syd Logan -- AGE Logic, Inc.
  
*****************************************************************************/
/* $XFree86: xc/programs/xieperf/events.c,v 3.8 2001/07/23 13:15:53 dawes Exp $ */

#ifdef WIN32
#define _WILLWINSOCK_
#endif
#include <stdio.h>
#include <ctype.h>
#include <X11/Xpoll.h>
#include "xieperf.h"

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;

static int XIEEventErrorHandler ( Display *d, XErrorEvent *ev );

/* general event stuff */

int
GetTimeout(void)
{
        return( timeout );
}

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

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

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

Bool 
event_check(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(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;
	fd_set rd;

	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 );
			FD_ZERO(&rd);
			FD_SET(Xsocket, &rd);
			Select( Xsocket + 1, &rd, NULL, NULL, &tv );
			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 */

static int
XIEEventErrorHandler(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(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(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(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(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(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(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,
					   (unsigned char *)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(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(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(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(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(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;
	}
}

void
FreePhotofloDoneEventStuff(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;
        }
}

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

void
FreeExportAvailableEventStuff(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;
	}
}

void
FreeDecodeNotifyEventStuff(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;
        }
}