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ncsa-mosaic/src/mo-dtm.c

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/****************************************************************************
* NCSA Mosaic for the X Window System *
* Software Development Group *
* National Center for Supercomputing Applications *
* University of Illinois at Urbana-Champaign *
* 605 E. Springfield, Champaign IL 61820 *
* mosaic@ncsa.uiuc.edu *
* *
* Copyright (C) 1993, Board of Trustees of the University of Illinois *
* *
* NCSA Mosaic software, both binary and source (hereafter, Software) is *
* copyrighted by The Board of Trustees of the University of Illinois *
* (UI), and ownership remains with the UI. *
* *
* The UI grants you (hereafter, Licensee) a license to use the Software *
* for academic, research and internal business purposes only, without a *
* fee. Licensee may distribute the binary and source code (if released) *
* to third parties provided that the copyright notice and this statement *
* appears on all copies and that no charge is associated with such *
* copies. *
* *
* Licensee may make derivative works. However, if Licensee distributes *
* any derivative work based on or derived from the Software, then *
* Licensee will (1) notify NCSA regarding its distribution of the *
* derivative work, and (2) clearly notify users that such derivative *
* work is a modified version and not the original NCSA Mosaic *
* distributed by the UI. *
* *
* Any Licensee wishing to make commercial use of the Software should *
* contact the UI, c/o NCSA, to negotiate an appropriate license for such *
* commercial use. Commercial use includes (1) integration of all or *
* part of the source code into a product for sale or license by or on *
* behalf of Licensee to third parties, or (2) distribution of the binary *
* code or source code to third parties that need it to utilize a *
* commercial product sold or licensed by or on behalf of Licensee. *
* *
* UI MAKES NO REPRESENTATIONS ABOUT THE SUITABILITY OF THIS SOFTWARE FOR *
* ANY PURPOSE. IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED *
* WARRANTY. THE UI SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY THE *
* USERS OF THIS SOFTWARE. *
* *
* By using or copying this Software, Licensee agrees to abide by the *
* copyright law and all other applicable laws of the U.S. including, but *
* not limited to, export control laws, and the terms of this license. *
* UI shall have the right to terminate this license immediately by *
* written notice upon Licensee's breach of, or non-compliance with, any *
* of its terms. Licensee may be held legally responsible for any *
* copyright infringement that is caused or encouraged by Licensee's *
* failure to abide by the terms of this license. *
* *
* Comments and questions are welcome and can be sent to *
* mosaic-x@ncsa.uiuc.edu. *
****************************************************************************/
#include "../config.h"
#include "mosaic.h"
#include "mo-dtm.h"
#ifdef HAVE_DTM
/* Interface between Mosaic and DTM lives here.
Right now all we want to do is sent text to a Collage session... */
#include "net.h"
#include "netdata.h"
#include "HTML.h" /* for ImageInfo */
/* Creation of an input port implies done_init and done_register
as well as done_inport. Creation of an output port implies
all of these (since an input port is always created prior to
creating an output port). */
static int done_init = 0; /* called NetInit?? */
static int done_register = 0; /* called NetRegisterModule?? */
static int done_outport = 0; /* called NetCreateOutPort?? */
static int done_inport = 0; /* called NetCreateInPort?? */
/* ------------------------------ mo_dtm_in ------------------------------- */
mo_status mo_dtm_in (char *path)
{
NetPort *inport;
if (!done_init)
{
NetInit ("Mosaic");
done_init = 1;
}
if (!done_register)
{
#if 0
NetRegisterModule
("Mosaic", NETCOM,
mo_receive_com, (void *) state,
NULL, (void *) 0,
NULL, (void *) 0);
#endif
done_register = 1;
}
if (!done_inport)
{
inport = NetCreateInPort (path);
done_inport = 1;
}
mo_register_dtm_blip ();
return mo_succeed;
}
/* -------------------------- mo_dtm_disconnect --------------------------- */
mo_status mo_dtm_disconnect (void)
{
if (done_init)
if (!NetSendDisconnect (NULL, NULL, NULL)) {
sleep(1);
NetTryResend();
}
return;
}
/* ------------------------------ mo_dtm_out ------------------------------ */
mo_status mo_dtm_out (char *port)
{
if (!done_outport)
{
mo_dtm_in (":0");
/* Make the output port. */
NetCreateOutPort (port);
done_outport = 1;
}
return mo_succeed;
}
/* ------------------------- mo_dtm_out_active_p -------------------------- */
mo_status mo_dtm_out_active_p ()
{
if (done_outport)
return mo_succeed;
else
return mo_fail;
}
/* ------------------------- mo_dtm_poll_and_read ------------------------- */
mo_status mo_dtm_poll_and_read ()
{
if (done_inport)
NetClientPollAndRead ();
return mo_succeed;
}
/* --------------------------- mo_dtm_send_text --------------------------- */
mo_status mo_dtm_send_text (mo_window *win, char *url, char *text)
{
Text *t;
char *title;
int rv;
if (!mo_dtm_out_active_p ())
return mo_fail;
title = (char *)malloc (strlen (url) + 16);
sprintf (title, "Mosaic: %s\0", url);
t = (Text *)malloc (sizeof (Text));
t->title = title;
t->id = strdup ("Mosaic");
t->selLeft = t->selRight = t->insertPt = 0;
t->numReplace = t->dim = strlen (text);
t->replaceAll = TRUE;
t->textString = strdup (text);
rv = NetSendText (NULL, t, FALSE, "NewText");
return mo_succeed;
}
mo_status mo_dtm_send_image (void *data)
{
ImageInfo *img = (ImageInfo *)data;
int rv, i;
char palette[768];
if (!mo_dtm_out_active_p ())
return mo_fail;
for (i = 0; i < 256; i++)
{
if (i < img->num_colors)
{
palette[i*3+0] = img->reds[i] >> 8;
palette[i*3+1] = img->greens[i] >> 8;
palette[i*3+2] = img->blues[i] >> 8;
}
else
{
palette[i*3+0] = i;
palette[i*3+1] = i;
palette[i*3+2] = i;
}
}
rv = NetSendRaster8Group
(NULL, "Mosaic Image", img->image_data,
img->width, img->height, palette, TRUE, FALSE, NULL);
return mo_succeed;
}
mo_status mo_dtm_send_palette (void *data)
{
ImageInfo *img = (ImageInfo *)data;
int rv, i;
char palette[768];
if (!mo_dtm_out_active_p ())
return mo_fail;
for (i = 0; i < 256; i++)
{
if (i < img->num_colors)
{
palette[i*3+0] = img->reds[i] >> 8;
palette[i*3+1] = img->greens[i] >> 8;
palette[i*3+2] = img->blues[i] >> 8;
}
else
{
palette[i*3+0] = i;
palette[i*3+1] = i;
palette[i*3+2] = i;
}
}
rv = NetSendPalette8
(NULL, "Mosaic Palette", palette, NULL, FALSE, NULL);
return mo_succeed;
}
mo_status mo_dtm_send_dataset (void *spanker)
{
Data *d = (Data *) spanker;
int rv, i;
char palette[768];
if (!mo_dtm_out_active_p ())
return mo_fail;
/*
for (i = 0; i < 256; i++)
{
if (i < img->num_colors)
{
palette[i*3+0] = img->reds[i] >> 8;
palette[i*3+1] = img->greens[i] >> 8;
palette[i*3+2] = img->blues[i] >> 8;
}
else
{
palette[i*3+0] = i;
palette[i*3+1] = i;
palette[i*3+2] = i;
}
}
*/
#define COLLAGE_SUCKS
#ifdef COLLAGE_SUCKS
rv = NetSendArray
(NULL, d, TRUE, FALSE, NULL, (d->rank == 3 ? TRUE : FALSE));
#else
rv = NetSendArray
(NULL, d, TRUE, FALSE, NULL, TRUE);
#endif
return mo_succeed;
}
#endif /* HAVE_DTM */
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