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Bugfix: For non-empty left box sides, spaces belonging to "empty" shape
lines were not properly removed in some cases
This commit is contained in:
Thomas Jensen
parent
3f2f687128
commit
85d76ebb6a
228
src/remove.c
228
src/remove.c
@ -4,7 +4,7 @@
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* Date created: June 23, 1999 (Wednesday, 20:59h)
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* Author: Copyright (C) 1999 Thomas Jensen
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* tsjensen@stud.informatik.uni-erlangen.de
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* Version: $Id: remove.c,v 1.4 1999/08/21 16:03:31 tsjensen Exp tsjensen $
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* Version: $Id: remove.c,v 1.5 1999/11/07 17:46:26 tsjensen Exp tsjensen $
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* Language: ANSI C
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* World Wide Web: http://home.pages.de/~jensen/boxes/
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* Purpose: Box removal, i.e. the deletion of boxes
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@ -25,6 +25,11 @@
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* Revision History:
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*
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* $Log: remove.c,v $
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* Revision 1.5 1999/11/07 17:46:26 tsjensen
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* Bugfix: Horizontal box parts were not correctly detected if the west box
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* side was empty (reported: Tobias Buchal)
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* Bugfix: boxes could hang in detect_horiz() due to goeast/west confusion
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*
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* Revision 1.4 1999/08/21 16:03:31 tsjensen
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* Bugfix: When matching vertical side shape lines, ignore empty shape lines
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*
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@ -53,7 +58,8 @@
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#include "remove.h"
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static const char rcsid_remove_c[] =
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"$Id: remove.c,v 1.4 1999/08/21 16:03:31 tsjensen Exp tsjensen $";
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"$Id: remove.c,v 1.5 1999/11/07 17:46:26 tsjensen Exp tsjensen $";
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@ -101,137 +107,141 @@ static int best_match (const line_t *line,
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#endif
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/*
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* Find match for WEST side (TODO: nicht wenn BLEF leer)
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* Find match for WEST side
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*/
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quality = 0;
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cs = opt.design->shape + WNW;
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for (j=0,k=0,w=3; j<numw; ++j,++k) {
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if (k == cs->height) {
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k = 0;
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cs = opt.design->shape + west_side[--w];
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}
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if (!empty_side (opt.design->shape, BLEF)) {
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quality = 0;
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cs = opt.design->shape + WNW;
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for (j=0,k=0,w=3; j<numw; ++j,++k) {
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if (k == cs->height) {
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k = 0;
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cs = opt.design->shape + west_side[--w];
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}
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chkline.text = cs->chars[k];
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chkline.len = cs->width;
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if (empty_line (&chkline))
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continue;
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chkline.text = cs->chars[k];
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chkline.len = cs->width;
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if (empty_line (&chkline) && !(quality==0 && j==numw-1))
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continue;
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s = (char *) strdup (cs->chars[k]);
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if (s == NULL) {
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perror (PROJECT);
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return -1;
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}
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cq = cs->width;
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s = (char *) strdup (cs->chars[k]);
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if (s == NULL) {
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perror (PROJECT);
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return -1;
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}
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cq = cs->width;
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do {
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p = strstr (line->text, s);
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if (p) {
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q = p-1;
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while (q >= line->text) {
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if (*q-- != ' ') {
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p = NULL;
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do {
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p = strstr (line->text, s);
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if (p) {
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q = p-1;
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while (q >= line->text) {
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if (*q-- != ' ') {
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p = NULL;
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break;
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}
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}
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if (p)
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break;
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}
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if (!p && cq) {
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if (*s == ' ')
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memmove (s, s+1, cq--);
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else if (s[cq-1] == ' ')
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s[--cq] = '\0';
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else {
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cq = 0;
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break;
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}
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}
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if (p)
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break;
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}
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if (!p && cq) {
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if (*s == ' ')
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memmove (s, s+1, cq--);
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else if (s[cq-1] == ' ')
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s[--cq] = '\0';
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else {
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cq = 0;
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break;
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}
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}
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} while (cq && !p);
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} while (cq && !p);
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if (cq == 0) {
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BFREE (s);
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continue;
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}
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/*
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* If the current match is the best yet, adjust result values
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*/
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if (cq > quality) {
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quality = cq;
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*ws = p;
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*we = p + cq;
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}
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if (cq == 0) {
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BFREE (s);
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continue;
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}
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/*
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* If the current match is the best yet, adjust result values
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*/
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if (cq > quality) {
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quality = cq;
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*ws = p;
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*we = p + cq;
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}
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BFREE (s);
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}
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/*
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* Find match for EAST side
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*/
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quality = 0;
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cs = opt.design->shape + ENE;
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for (j=0,k=0,w=1; j<nume; ++j,++k) {
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if (k == cs->height) {
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k = 0;
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cs = opt.design->shape + east_side[++w];
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}
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#ifdef DEBUG
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fprintf (stderr, "\nj %d, k %d, w %d, cs->chars[k] = \"%s\"\n",
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j, k, w, cs->chars[k]?cs->chars[k]:"(null)");
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#endif
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if (!empty_side (opt.design->shape, BRIG)) {
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quality = 0;
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cs = opt.design->shape + ENE;
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for (j=0,k=0,w=1; j<nume; ++j,++k) {
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if (k == cs->height) {
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k = 0;
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cs = opt.design->shape + east_side[++w];
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}
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#ifdef DEBUG
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fprintf (stderr, "\nj %d, k %d, w %d, cs->chars[k] = \"%s\"\n",
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j, k, w, cs->chars[k]?cs->chars[k]:"(null)");
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#endif
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chkline.text = cs->chars[k];
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chkline.len = cs->width;
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if (empty_line (&chkline))
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continue;
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chkline.text = cs->chars[k];
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chkline.len = cs->width;
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if (empty_line (&chkline))
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continue;
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s = (char *) strdup (cs->chars[k]);
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if (s == NULL) {
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perror (PROJECT);
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return -1;
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}
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cq = cs->width;
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s = (char *) strdup (cs->chars[k]);
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if (s == NULL) {
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perror (PROJECT);
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return -1;
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}
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cq = cs->width;
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do {
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p = my_strnrstr (line->text, s, cq, 0);
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if (p) {
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q = p + cq;
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while (*q) {
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if (*q++ != ' ') {
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p = NULL;
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do {
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p = my_strnrstr (line->text, s, cq, 0);
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if (p) {
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q = p + cq;
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while (*q) {
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if (*q++ != ' ') {
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p = NULL;
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break;
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}
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}
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if (p)
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break;
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}
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if (!p && cq) {
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if (*s == ' ')
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memmove (s, s+1, cq--);
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else if (s[cq-1] == ' ')
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s[--cq] = '\0';
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else {
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cq = 0;
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break;
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}
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}
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if (p)
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break;
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}
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if (!p && cq) {
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if (*s == ' ')
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memmove (s, s+1, cq--);
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else if (s[cq-1] == ' ')
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s[--cq] = '\0';
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else {
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cq = 0;
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break;
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}
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}
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} while (cq && !p);
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} while (cq && !p);
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if (cq == 0) {
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BFREE (s);
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continue;
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}
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/*
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* If the current match is the best yet, adjust result values
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*/
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if (cq > quality) {
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quality = cq;
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*es = p;
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*ee = p + cq;
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}
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if (cq == 0) {
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BFREE (s);
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continue;
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}
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/*
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* If the current match is the best yet, adjust result values
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*/
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if (cq > quality) {
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quality = cq;
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*es = p;
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*ee = p + cq;
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}
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BFREE (s);
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}
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return *ws || *es ? 1:0;
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