summaryrefslogtreecommitdiff
path: root/Build/source/texk/dvipdf-x/src/spc_dvips.c
diff options
context:
space:
mode:
Diffstat (limited to 'Build/source/texk/dvipdf-x/src/spc_dvips.c')
-rw-r--r--Build/source/texk/dvipdf-x/src/spc_dvips.c434
1 files changed, 0 insertions, 434 deletions
diff --git a/Build/source/texk/dvipdf-x/src/spc_dvips.c b/Build/source/texk/dvipdf-x/src/spc_dvips.c
deleted file mode 100644
index 8fd666d98fd..00000000000
--- a/Build/source/texk/dvipdf-x/src/spc_dvips.c
+++ /dev/null
@@ -1,434 +0,0 @@
-/*
-
- This is dvipdfmx, an eXtended version of dvipdfm by Mark A. Wicks.
-
- Copyright (C) 2002-2012 by Jin-Hwan Cho and Shunsaku Hirata,
- the dvipdfmx project team.
-
- Copyright (C) 1998, 1999 by Mark A. Wicks <mwicks@kettering.edu>
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program 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 General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
-*/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <string.h>
-
-#include "system.h"
-#include "mem.h"
-#include "error.h"
-
-#include "dpxfile.h"
-
-#include "pdfparse.h"
-
-#include "pdfdoc.h"
-
-#include "mpost.h"
-
-#include "pdfximage.h"
-#include "pdfdraw.h"
-#include "pdfcolor.h"
-#include "pdfdev.h"
-
-#include "specials.h"
-#include "spc_util.h"
-
-#include "spc_dvips.h"
-
-
-static int block_pending = 0;
-static double pending_x = 0.0;
-static double pending_y = 0.0;
-static int position_set = 0;
-
-static char *
-parse_filename (const char **pp, const char *endptr)
-{
- char *r;
- const char *q = NULL, *p = *pp;
- char qchar;
- int n;
-
- if (!p || p >= endptr)
- return NULL;
- else if (*p == '\"' || *p == '\'')
- qchar = *p++;
- else {
- qchar = ' ';
- }
- for (n = 0, q = p; p < endptr && *p != qchar; n++, p++);
- if (qchar != ' ') {
- if (*p != qchar)
- return NULL;
- p++;
- }
- if (!q || n == 0)
- return NULL;
-
-#if 0
- {
- int i;
- for (i = 0; i < n && isprint(q[i]); i++);
- if (i != n) {
- WARN("Non printable char in filename string...");
- }
- }
-#endif
-
- r = NEW(n + 1, char);
- memcpy(r, q, n); r[n] = '\0';
-
- *pp = p;
- return r;
-}
-
-/* =filename ... */
-static int
-spc_handler_ps_file (struct spc_env *spe, struct spc_arg *args)
-{
- int form_id;
- char *filename;
- transform_info ti;
-
- ASSERT(spe && args);
-
- skip_white(&args->curptr, args->endptr);
- if (args->curptr + 1 >= args->endptr ||
- args->curptr[0] != '=') {
- spc_warn(spe, "No filename specified for PSfile special.");
- return -1;
- }
- args->curptr++;
-
- filename = parse_filename(&args->curptr, args->endptr);
- if (!filename) {
- spc_warn(spe, "No filename specified for PSfile special.");
- return -1;
- }
-
- transform_info_clear(&ti);
- if (spc_util_read_dimtrns(spe, &ti, args, NULL, 1) < 0) {
- RELEASE(filename);
- return -1;
- }
-
- form_id = pdf_ximage_findresource(filename, 1, NULL);
- if (form_id < 0) {
- spc_warn(spe, "Failed to read image file: %s", filename);
- RELEASE(filename);
- return -1;
- }
- RELEASE(filename);
-
- pdf_dev_put_image(form_id, &ti, spe->x_user, spe->y_user);
-
- return 0;
-}
-
-/* This isn't correct implementation but dvipdfm supports... */
-static int
-spc_handler_ps_plotfile (struct spc_env *spe, struct spc_arg *args)
-{
- int error = 0;
- int form_id;
- char *filename;
- transform_info p;
-
- ASSERT(spe && args);
-
- spc_warn(spe, "\"ps: plotfile\" found (not properly implemented)");
-
- skip_white(&args->curptr, args->endptr);
- filename = parse_filename(&args->curptr, args->endptr);
- if (!filename) {
- spc_warn(spe, "Expecting filename but not found...");
- return -1;
- }
-
- form_id = pdf_ximage_findresource(filename, 1, NULL);
- if (form_id < 0) {
- spc_warn(spe, "Could not open PS file: %s", filename);
- error = -1;
- } else {
- transform_info_clear(&p);
- p.matrix.d = -1.0; /* xscale = 1.0, yscale = -1.0 */
-#if 0
- /* I don't know how to treat this... */
- pdf_dev_put_image(form_id, &p,
- block_pending ? pending_x : spe->x_user,
- block_pending ? pending_y : spe->y_user);
-#endif
- pdf_dev_put_image(form_id, &p, 0, 0);
- }
- RELEASE(filename);
-
- return error;
-}
-
-static int
-spc_handler_ps_literal (struct spc_env *spe, struct spc_arg *args)
-{
- int error = 0;
- int st_depth, gs_depth;
- double x_user, y_user;
-
- ASSERT(spe && args && args->curptr <= args->endptr);
-
- if (args->curptr + strlen(":[begin]") <= args->endptr &&
- !strncmp(args->curptr, ":[begin]", strlen(":[begin]"))) {
- block_pending++;
- position_set = 1;
-
- x_user = pending_x = spe->x_user;
- y_user = pending_y = spe->y_user;
- args->curptr += strlen(":[begin]");
- } else if (args->curptr + strlen(":[end]") <= args->endptr &&
- !strncmp(args->curptr, ":[end]", strlen(":[end]"))) {
- if (block_pending <= 0) {
- spc_warn(spe, "No corresponding ::[begin] found.");
- return -1;
- }
- block_pending--;
-
- position_set = 0;
-
- x_user = pending_x;
- y_user = pending_y;
- args->curptr += strlen(":[end]");
- } else if (args->curptr < args->endptr &&
- args->curptr[0] == ':') {
- x_user = position_set ? pending_x : spe->x_user;
- y_user = position_set ? pending_y : spe->y_user;
- args->curptr++;
- } else {
- position_set = 1;
- x_user = pending_x = spe->x_user;
- y_user = pending_y = spe->y_user;
- }
-
- skip_white(&args->curptr, args->endptr);
- if (args->curptr < args->endptr) {
-
- st_depth = mps_stack_depth();
- gs_depth = pdf_dev_current_depth();
-
- error = mps_exec_inline(&args->curptr,
- args->endptr,
- x_user, y_user);
- if (error) {
- spc_warn(spe, "Interpreting PS code failed!!! Output might be broken!!!");
- pdf_dev_grestore_to(gs_depth);
- } else if (st_depth != mps_stack_depth()) {
- spc_warn(spe, "Stack not empty after execution of inline PostScript code.");
- spc_warn(spe, ">> Your macro package makes some assumption on internal behaviour of DVI drivers.");
- spc_warn(spe, ">> It may not compatible with dvipdfmx.");
- }
- }
-
- return error;
-}
-
-static int
-spc_handler_ps_default (struct spc_env *spe, struct spc_arg *args)
-{
- int error;
- int st_depth, gs_depth;
-
- ASSERT(spe && args);
-
- pdf_dev_gsave();
-
- st_depth = mps_stack_depth();
- gs_depth = pdf_dev_current_depth();
-
- {
- pdf_tmatrix M;
- M.a = M.d = 1.0; M.b = M.c = 0.0; M.e = spe->x_user; M.f = spe->y_user;
- pdf_dev_concat(&M);
- error = mps_exec_inline(&args->curptr,
- args->endptr,
- spe->x_user, spe->y_user);
- M.e = -spe->x_user; M.f = -spe->y_user;
- pdf_dev_concat(&M);
- }
- if (error)
- spc_warn(spe, "Interpreting PS code failed!!! Output might be broken!!!");
- else {
- if (st_depth != mps_stack_depth()) {
- spc_warn(spe, "Stack not empty after execution of inline PostScript code.");
- spc_warn(spe, ">> Your macro package makes some assumption on internal behaviour of DVI drivers.");
- spc_warn(spe, ">> It may not compatible with dvipdfmx.");
- }
- }
-
- pdf_dev_grestore_to(gs_depth);
- pdf_dev_grestore();
-
- return error;
-}
-
-static struct spc_handler dvips_handlers[] = {
- {"PSfile", spc_handler_ps_file},
- {"psfile", spc_handler_ps_file},
- {"ps: plotfile ", spc_handler_ps_plotfile},
- {"PS: plotfile ", spc_handler_ps_plotfile},
- {"PS:", spc_handler_ps_literal},
- {"ps:", spc_handler_ps_literal},
- {"\" ", spc_handler_ps_default}
-};
-
-#ifdef XETEX
-int
-spc_dvips_at_begin_document (void)
-{
- FILE* fp;
-
- /* This, together with \pscharpath support code, must be moved to xtex.pro header. */
- global_defs = dpx_create_temp_file();
- if (!global_defs) {
- WARN("Failed to create temporary input file for PSTricks image conversion.");
- return -1;
- }
-
- fp = fopen(global_defs, "wb");
- fprintf(fp, "tx@Dict begin /STV {} def end\n");
- fclose(fp);
- return 0;
-}
-
-int
-spc_dvips_at_end_document (void)
-{
- if (ps_headers) {
- while (num_ps_headers > 0)
- RELEASE(ps_headers[--num_ps_headers]);
- free(ps_headers);
- ps_headers = NULL;
- }
- dpx_delete_temp_file(global_defs, true);
- dpx_delete_temp_file(page_defs, true);
- return 0;
-}
-
-int
-spc_dvips_at_begin_page (void)
-{
- if (page_defs) {
- dpx_delete_temp_file(page_defs, true);
- page_defs = 0;
- }
-
- put_stack_depth = -1;
-
- return 0;
-}
-#endif
-
-int
-spc_dvips_at_end_page (void)
-{
- mps_eop_cleanup();
-#ifdef XETEX
- if (!temporary_defs) {
- dpx_delete_temp_file(temporary_defs, true);
- temporary_defs = 0;
- }
-#endif
- return 0;
-}
-
-int
-spc_dvips_check_special (const char *buf, long len)
-{
- const char *p, *endptr;
- int i;
-
- p = buf;
- endptr = p + len;
-
- skip_white(&p, endptr);
- if (p >= endptr)
- return 0;
-
- len = (long) (endptr - p);
- for (i = 0;
- i < sizeof(dvips_handlers)/sizeof(struct spc_handler); i++) {
- if (len >= strlen(dvips_handlers[i].key) &&
- !memcmp(p, dvips_handlers[i].key,
- strlen(dvips_handlers[i].key))) {
- return 1;
- }
- }
-
- return 0;
-}
-
-int
-spc_dvips_setup_handler (struct spc_handler *handle,
- struct spc_env *spe, struct spc_arg *args)
-{
- const char *key;
- int i, keylen;
-
- ASSERT(handle && spe && args);
-
- skip_white(&args->curptr, args->endptr);
-
- key = args->curptr;
- while (args->curptr < args->endptr &&
- isalpha(args->curptr[0])) {
- args->curptr++;
- }
- /* Test for "ps:". The "ps::" special is subsumed under this case. */
- if (args->curptr < args->endptr &&
- args->curptr[0] == ':') {
- args->curptr++;
- if (args->curptr+strlen(" plotfile ") <= args->endptr &&
- !strncmp(args->curptr, " plotfile ", strlen(" plotfile "))) {
- args->curptr += strlen(" plotfile ");
- }
- } else if (args->curptr+1 < args->endptr &&
- args->curptr[0] == '"' && args->curptr[1] == ' ') {
- args->curptr += 2;
- }
-
- keylen = (int) (args->curptr - key);
- if (keylen < 1) {
- spc_warn(spe, "Not ps: special???");
- return -1;
- }
-
- for (i = 0;
- i < sizeof(dvips_handlers) / sizeof(struct spc_handler); i++) {
- if (keylen == strlen(dvips_handlers[i].key) &&
- !strncmp(key, dvips_handlers[i].key, keylen)) {
-
- skip_white(&args->curptr, args->endptr);
-
- args->command = dvips_handlers[i].key;
-
- handle->key = "ps:";
- handle->exec = dvips_handlers[i].exec;
-
- return 0;
- }
- }
-
- return -1;
-}
-