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/*
* Page mark ring for xdvi
*
* Copyright (c) 1993, 1995
* ONO Kouichi onono@fuka.info.waseda.ac.jp
* All rights reserved.
*/
#include "xdvi-config.h" /* added by Masahito Yamaga */
#include <stdio.h>
#include "markpage.h"
static MARKRING *PageMarkRing;
void
CreateNewPageMarkRing()
{
PageMarkRing = CreateNewRing();
}
void
MakePageMarkRingNull()
{
MakeRingNull(PageMarkRing);
}
BOOL
ThisPageIsMarked(page)
PAGE page;
{
return MemberOfRing(page, PageMarkRing);
}
void
MarkPage(page)
PAGE page;
{
if(ThisPageIsMarked(page)) {
PurgeTheValueAllFromRing(page, PageMarkRing);
}
/* Like LRU-stack */
AddElementToRing(page, PageMarkRing);
}
void
UnmarkPage(page)
PAGE page;
{
if(ThisPageIsMarked(page)) {
PurgeTheValueAllFromRing(page, PageMarkRing);
}
}
void
ReverseTheMarkOfPage(page)
PAGE page;
{
if(ThisPageIsMarked(page)) {
UnmarkPage(page);
} else {
MarkPage(page);
}
}
BOOL
EmptyPageMarkRing()
{
return EmptyRing(PageMarkRing);
}
PAGE
LastMarkPage()
{
return RingLastElement(PageMarkRing);
}
void
SetPageMarkAtLast(page)
PAGE page;
{
if(! ThisPageIsMarked(page)) {
PurgeLastElementFromRing(PageMarkRing);
}
MarkPage(page);
}
void
RotatePageMarkRing()
{
RotateRing(PageMarkRing);
}
#ifndef DVISEL
LIST_LOCATION
MakeMarkedPageList(PageList)
PAGE PageList[LISTSIZE];
{
return MakeListFromRing(PageMarkRing, PageList);
}
LIST_LOCATION
MakeSortedMarkedPageList(PageList)
PAGE PageList[LISTSIZE];
{
return MakeListFromRing(MakeRingSort(PageMarkRing), PageList);
}
void
GetMarkedPageListAsString(ResultString, prevchar, postchar, delimiter)
char ResultString[STRLENGTH], prevchar, postchar, delimiter;
{
PAGE PageList[LISTSIZE];
LIST_LOCATION EndLocation, loc;
char buff[STRLENGTH];
ResultString[0] = (char)NULL;
EndLocation = MakeMarkedPageList(PageList);
if(EndLocation>=INITIAL_LIST) {
if(prevchar!=(char)NULL) {
/* Put a character on the previous position of the first page number */
sprintf(buff, "%c", prevchar);
strcat(ResultString, buff);
}
/* Put the first page number */
sprintf(buff, "%d", PageList[INITIAL_LIST]+1);
strcat(ResultString, buff);
if(postchar!=(char)NULL) {
/* Put a character on the post position of the first page number */
sprintf(buff, "%c", postchar);
strcat(ResultString, buff);
}
for(loc = INITIAL_LIST+1; loc<=EndLocation; loc++) {
/* Put the delimiter character */
sprintf(buff, "%c", delimiter);
strcat(ResultString, buff);
if(prevchar!=(char)NULL) {
/* Put a character on the previous position of the first page number */
sprintf(buff, "%c", prevchar);
strcat(ResultString, buff);
}
/* Put the page number */
sprintf(buff, "%d", PageList[loc]+1);
strcat(ResultString, buff);
if(postchar!=(char)NULL) {
/* Put a character on the post position of the first page number */
sprintf(buff, "%c", postchar);
strcat(ResultString, buff);
}
}
}
}
void
GetSortedMarkedPageListAsString(ResultString, prevchar, postchar, delimiter)
char ResultString[STRLENGTH], prevchar, postchar, delimiter;
{
PAGE PageList[LISTSIZE];
LIST_LOCATION EndLocation, loc;
char buff[STRLENGTH];
ResultString[0] = (char)NULL;
EndLocation = MakeSortedMarkedPageList(PageList);
if(EndLocation>=INITIAL_LIST) {
if(prevchar!=(char)NULL) {
/* Put a character on the previous position of the first page number */
sprintf(buff, "%c", prevchar);
strcat(ResultString, buff);
}
/* Put the first page number */
sprintf(buff, "%d", PageList[INITIAL_LIST]+1);
strcat(ResultString, buff);
if(postchar!=(char)NULL) {
/* Put a character on the post position of the first page number */
sprintf(buff, "%c", postchar);
strcat(ResultString, buff);
}
for(loc = INITIAL_LIST+1; loc<=EndLocation; loc++) {
/* Put the delimiter character */
sprintf(buff, "%c", delimiter);
strcat(ResultString, buff);
if(prevchar!=(char)NULL) {
/* Put a character on the previous position of the first page number */
sprintf(buff, "%c", prevchar);
strcat(ResultString, buff);
}
/* Put the page number */
sprintf(buff, "%d", PageList[loc]+1);
strcat(ResultString, buff);
if(postchar!=(char)NULL) {
/* Put a character on the post position of the first page number */
sprintf(buff, "%c", postchar);
strcat(ResultString, buff);
}
}
}
}
void
GetSortedMarkedPPListAsString(ResultString, prevchar, postchar, tochar, delimiter)
char ResultString[STRLENGTH], prevchar, postchar, tochar, delimiter;
{
PAGE PageList[LISTSIZE], ppstart, ppend;
LIST_LOCATION EndLocation, loc;
char buff[STRLENGTH];
if(tochar==(char)NULL)
tochar = DEFAULTTOCHAR;
ResultString[0] = (char)NULL;
EndLocation = MakeSortedMarkedPageList(PageList);
if(EndLocation>=INITIAL_LIST) {
if(prevchar!=(char)NULL) {
/* Put a character on the previous position of the first page number */
sprintf(buff, "%c", prevchar);
strcat(ResultString, buff);
}
/* Record this page as the start page of page-to-page */
ppstart = PageList[INITIAL_LIST]+1;
ppend = ppstart;
/* Put the first page number */
sprintf(buff, "%d", ppstart);
strcat(ResultString, buff);
if(postchar!=(char)NULL) {
/* Put a character on the post position of the first page number */
sprintf(buff, "%c", postchar);
strcat(ResultString, buff);
}
for(loc = INITIAL_LIST+1; loc<=EndLocation; loc++) {
if(PageList[loc]==ppend) { /* Is this page the successor ? */
/* Yes, this page is the successor of the previous page */
/* Renew the record of the end page of page-to-page */
ppend = PageList[loc]+1;
/* Normally, the successive page is no t printed */
/* However, it is printed only if the page is the end of list */
if(loc==EndLocation) {
sprintf(buff, "%c", tochar);
strcat(ResultString, buff);
sprintf(buff, "%d", ppend);
strcat(ResultString, buff);
}
} else {
/* No, this page is not the successor of the previous page */
/* Print page-to-page (the start page is already printed) */
if(ppend!=ppstart) { /* page-to-page form ? */
/* Yes */
sprintf(buff, "%c", tochar);
strcat(ResultString, buff);
sprintf(buff, "%d", ppend);
strcat(ResultString, buff);
}
/* Put the delimiter character */
sprintf(buff, "%c", delimiter);
strcat(ResultString, buff);
if(prevchar!=(char)NULL) {
/* Put a character on the previous position of the first page number */
sprintf(buff, "%c", prevchar);
strcat(ResultString, buff);
}
/* Renew the record of the start page of page-to-page */
ppstart = PageList[loc]+1;
ppend = ppstart;
/* Put the page number */
sprintf(buff, "%d", ppstart);
strcat(ResultString, buff);
if(postchar!=(char)NULL) {
/* Put a character on the post position of the first page number */
sprintf(buff, "%c", postchar);
strcat(ResultString, buff);
}
}
}
}
}
#endif /* DVISEL */
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