summaryrefslogtreecommitdiff
path: root/gnu/usr.bin/groff/xditview/Dvi.c
diff options
context:
space:
mode:
Diffstat (limited to 'gnu/usr.bin/groff/xditview/Dvi.c')
-rw-r--r--gnu/usr.bin/groff/xditview/Dvi.c591
1 files changed, 0 insertions, 591 deletions
diff --git a/gnu/usr.bin/groff/xditview/Dvi.c b/gnu/usr.bin/groff/xditview/Dvi.c
deleted file mode 100644
index 990bcf986fc..00000000000
--- a/gnu/usr.bin/groff/xditview/Dvi.c
+++ /dev/null
@@ -1,591 +0,0 @@
-#ifndef SABER
-#ifndef lint
-static char Xrcsid[] = "$XConsortium: Dvi.c,v 1.9 89/12/10 16:12:25 rws Exp $";
-#endif /* lint */
-#endif /* SABER */
-
-/*
- * Dvi.c - Dvi display widget
- *
- */
-
-#define XtStrlen(s) ((s) ? strlen(s) : 0)
-
- /* The following are defined for the reader's convenience. Any
- Xt..Field macro in this code just refers to some field in
- one of the substructures of the WidgetRec. */
-
-#include <X11/IntrinsicP.h>
-#include <X11/StringDefs.h>
-#include <X11/Xmu/Converters.h>
-#include <stdio.h>
-#include <ctype.h>
-#include <unistd.h>
-#ifndef HAVE_MKSTEMP
-#include <fcntl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#endif
-#include "DviP.h"
-
-/****************************************************************
- *
- * Full class record constant
- *
- ****************************************************************/
-
-/* Private Data */
-
-static char default_font_map[] = "\
-TR -adobe-times-medium-r-normal--*-100-*-*-*-*-iso8859-1\n\
-TI -adobe-times-medium-i-normal--*-100-*-*-*-*-iso8859-1\n\
-TB -adobe-times-bold-r-normal--*-100-*-*-*-*-iso8859-1\n\
-TBI -adobe-times-bold-i-normal--*-100-*-*-*-*-iso8859-1\n\
-CR -adobe-courier-medium-r-normal--*-100-*-*-*-*-iso8859-1\n\
-CI -adobe-courier-medium-o-normal--*-100-*-*-*-*-iso8859-1\n\
-CB -adobe-courier-bold-r-normal--*-100-*-*-*-*-iso8859-1\n\
-CBI -adobe-courier-bold-o-normal--*-100-*-*-*-*-iso8859-1\n\
-HR -adobe-helvetica-medium-r-normal--*-100-*-*-*-*-iso8859-1\n\
-HI -adobe-helvetica-medium-o-normal--*-100-*-*-*-*-iso8859-1\n\
-HB -adobe-helvetica-bold-r-normal--*-100-*-*-*-*-iso8859-1\n\
-HBI -adobe-helvetica-bold-o-normal--*-100-*-*-*-*-iso8859-1\n\
-NR -adobe-new century schoolbook-medium-r-normal--*-100-*-*-*-*-iso8859-1\n\
-NI -adobe-new century schoolbook-medium-i-normal--*-100-*-*-*-*-iso8859-1\n\
-NB -adobe-new century schoolbook-bold-r-normal--*-100-*-*-*-*-iso8859-1\n\
-NBI -adobe-new century schoolbook-bold-i-normal--*-100-*-*-*-*-iso8859-1\n\
-S -adobe-symbol-medium-r-normal--*-100-*-*-*-*-adobe-fontspecific\n\
-SS -adobe-symbol-medium-r-normal--*-100-*-*-*-*-adobe-fontspecific\n\
-";
-
-#define offset(field) XtOffset(DviWidget, field)
-
-#define MY_WIDTH(dw) ((int)(dw->dvi.paperwidth * dw->dvi.scale_factor + .5))
-#define MY_HEIGHT(dw) ((int)(dw->dvi.paperlength * dw->dvi.scale_factor + .5))
-
-static XtResource resources[] = {
- {XtNfontMap, XtCFontMap, XtRString, sizeof (char *),
- offset(dvi.font_map_string), XtRString, default_font_map},
- {XtNforeground, XtCForeground, XtRPixel, sizeof (unsigned long),
- offset(dvi.foreground), XtRString, "XtDefaultForeground"},
- {XtNbackground, XtCBackground, XtRPixel, sizeof (unsigned long),
- offset(dvi.background), XtRString, "XtDefaultBackground"},
- {XtNpageNumber, XtCPageNumber, XtRInt, sizeof (int),
- offset(dvi.requested_page), XtRString, "1"},
- {XtNlastPageNumber, XtCLastPageNumber, XtRInt, sizeof (int),
- offset (dvi.last_page), XtRString, "0"},
- {XtNfile, XtCFile, XtRFile, sizeof (FILE *),
- offset (dvi.file), XtRFile, (char *) 0},
- {XtNseek, XtCSeek, XtRBoolean, sizeof (Boolean),
- offset(dvi.seek), XtRString, "false"},
- {XtNfont, XtCFont, XtRFontStruct, sizeof (XFontStruct *),
- offset(dvi.default_font), XtRString, "xtdefaultfont"},
- {XtNbackingStore, XtCBackingStore, XtRBackingStore, sizeof (int),
- offset(dvi.backing_store), XtRString, "default"},
- {XtNnoPolyText, XtCNoPolyText, XtRBoolean, sizeof (Boolean),
- offset(dvi.noPolyText), XtRString, "false"},
- {XtNresolution, XtCResolution, XtRInt, sizeof(int),
- offset(dvi.default_resolution), XtRString, "75"},
-};
-
-#undef offset
-
-static void ClassInitialize ();
-static void ClassPartInitialize();
-static void Initialize(), Realize (), Destroy (), Redisplay ();
-static Boolean SetValues (), SetValuesHook ();
-static XtGeometryResult QueryGeometry ();
-static void ShowDvi ();
-static void CloseFile (), OpenFile ();
-static void FindPage ();
-
-static void SaveToFile ();
-
-DviClassRec dviClassRec = {
-{
- &widgetClassRec, /* superclass */
- "Dvi", /* class_name */
- sizeof(DviRec), /* size */
- ClassInitialize, /* class_initialize */
- ClassPartInitialize, /* class_part_initialize */
- FALSE, /* class_inited */
- Initialize, /* initialize */
- NULL, /* initialize_hook */
- Realize, /* realize */
- NULL, /* actions */
- 0, /* num_actions */
- resources, /* resources */
- XtNumber(resources), /* resource_count */
- NULLQUARK, /* xrm_class */
- FALSE, /* compress_motion */
- TRUE, /* compress_exposure */
- TRUE, /* compress_enterleave */
- FALSE, /* visible_interest */
- Destroy, /* destroy */
- NULL, /* resize */
- Redisplay, /* expose */
- SetValues, /* set_values */
- SetValuesHook, /* set_values_hook */
- NULL, /* set_values_almost */
- NULL, /* get_values_hook */
- NULL, /* accept_focus */
- XtVersion, /* version */
- NULL, /* callback_private */
- 0, /* tm_table */
- QueryGeometry, /* query_geometry */
- NULL, /* display_accelerator */
- NULL /* extension */
-},{
- SaveToFile, /* save */
-},
-};
-
-WidgetClass dviWidgetClass = (WidgetClass) &dviClassRec;
-
-static void ClassInitialize ()
-{
- XtAddConverter( XtRString, XtRBackingStore, XmuCvtStringToBackingStore,
- NULL, 0 );
-}
-
-/****************************************************************
- *
- * Private Procedures
- *
- ****************************************************************/
-
-/* ARGSUSED */
-static void Initialize(request, new)
- Widget request, new;
-{
- DviWidget dw = (DviWidget) new;
-
- dw->dvi.current_page = 0;
- dw->dvi.font_map = 0;
- dw->dvi.cache.index = 0;
- dw->dvi.text_x_width = 0;
- dw->dvi.text_device_width = 0;
- dw->dvi.word_flag = 0;
- dw->dvi.file = 0;
- dw->dvi.tmpFile = 0;
- dw->dvi.state = 0;
- dw->dvi.readingTmp = 0;
- dw->dvi.cache.char_index = 0;
- dw->dvi.cache.font_size = -1;
- dw->dvi.cache.font_number = -1;
- dw->dvi.cache.adjustable[0] = 0;
- dw->dvi.file_map = 0;
- dw->dvi.fonts = 0;
- dw->dvi.seek = False;
- dw->dvi.device_resolution = dw->dvi.default_resolution;
- dw->dvi.display_resolution = dw->dvi.default_resolution;
- dw->dvi.paperlength = dw->dvi.default_resolution*11;
- dw->dvi.paperwidth = (dw->dvi.default_resolution*8
- + dw->dvi.default_resolution/2);
- dw->dvi.scale_factor = 1.0;
- dw->dvi.sizescale = 1;
- dw->dvi.line_thickness = -1;
- dw->dvi.line_width = 1;
- dw->dvi.fill = DVI_FILL_MAX;
- dw->dvi.device_font = 0;
- dw->dvi.device_font_number = -1;
- dw->dvi.device = 0;
- dw->dvi.native = 0;
-}
-
-#include "gray1.bm"
-#include "gray2.bm"
-#include "gray3.bm"
-#include "gray4.bm"
-#include "gray5.bm"
-#include "gray6.bm"
-#include "gray7.bm"
-#include "gray8.bm"
-
-static void
-Realize (w, valueMask, attrs)
- Widget w;
- XtValueMask *valueMask;
- XSetWindowAttributes *attrs;
-{
- DviWidget dw = (DviWidget) w;
- XGCValues values;
-
- if (dw->dvi.backing_store != Always + WhenMapped + NotUseful) {
- attrs->backing_store = dw->dvi.backing_store;
- *valueMask |= CWBackingStore;
- }
- XtCreateWindow (w, (unsigned)InputOutput, (Visual *) CopyFromParent,
- *valueMask, attrs);
- values.foreground = dw->dvi.foreground;
- values.cap_style = CapRound;
- values.join_style = JoinRound;
- values.line_width = dw->dvi.line_width;
- dw->dvi.normal_GC = XCreateGC (XtDisplay (w), XtWindow (w),
- GCForeground|GCCapStyle|GCJoinStyle
- |GCLineWidth,
- &values);
- dw->dvi.gray[0] = XCreateBitmapFromData(XtDisplay (w), XtWindow (w),
- gray1_bits,
- gray1_width, gray1_height);
- dw->dvi.gray[1] = XCreateBitmapFromData(XtDisplay (w), XtWindow (w),
- gray2_bits,
- gray2_width, gray2_height);
- dw->dvi.gray[2] = XCreateBitmapFromData(XtDisplay (w), XtWindow (w),
- gray3_bits,
- gray3_width, gray3_height);
- dw->dvi.gray[3] = XCreateBitmapFromData(XtDisplay (w), XtWindow (w),
- gray4_bits,
- gray4_width, gray4_height);
- dw->dvi.gray[4] = XCreateBitmapFromData(XtDisplay (w), XtWindow (w),
- gray5_bits,
- gray5_width, gray5_height);
- dw->dvi.gray[5] = XCreateBitmapFromData(XtDisplay (w), XtWindow (w),
- gray6_bits,
- gray6_width, gray6_height);
- dw->dvi.gray[6] = XCreateBitmapFromData(XtDisplay (w), XtWindow (w),
- gray7_bits,
- gray7_width, gray7_height);
- dw->dvi.gray[7] = XCreateBitmapFromData(XtDisplay (w), XtWindow (w),
- gray8_bits,
- gray8_width, gray8_height);
- values.background = dw->dvi.background;
- values.stipple = dw->dvi.gray[5];
- dw->dvi.fill_GC = XCreateGC (XtDisplay (w), XtWindow (w),
- GCForeground|GCBackground|GCStipple,
- &values);
-
- dw->dvi.fill_type = 9;
-
- if (dw->dvi.file)
- OpenFile (dw);
- ParseFontMap (dw);
-}
-
-static void
-Destroy(w)
- Widget w;
-{
- DviWidget dw = (DviWidget) w;
-
- XFreeGC (XtDisplay (w), dw->dvi.normal_GC);
- XFreeGC (XtDisplay (w), dw->dvi.fill_GC);
- XFreePixmap (XtDisplay (w), dw->dvi.gray[0]);
- XFreePixmap (XtDisplay (w), dw->dvi.gray[1]);
- XFreePixmap (XtDisplay (w), dw->dvi.gray[2]);
- XFreePixmap (XtDisplay (w), dw->dvi.gray[3]);
- XFreePixmap (XtDisplay (w), dw->dvi.gray[4]);
- XFreePixmap (XtDisplay (w), dw->dvi.gray[5]);
- XFreePixmap (XtDisplay (w), dw->dvi.gray[6]);
- XFreePixmap (XtDisplay (w), dw->dvi.gray[7]);
- DestroyFontMap (dw->dvi.font_map);
- DestroyFileMap (dw->dvi.file_map);
- device_destroy (dw->dvi.device);
-}
-
-/*
- * Repaint the widget window
- */
-
-/* ARGSUSED */
-static void
-Redisplay(w, event, region)
- Widget w;
- XEvent *event;
- Region region;
-{
- DviWidget dw = (DviWidget) w;
- XRectangle extents;
-
- XClipBox (region, &extents);
- dw->dvi.extents.x1 = extents.x;
- dw->dvi.extents.y1 = extents.y;
- dw->dvi.extents.x2 = extents.x + extents.width;
- dw->dvi.extents.y2 = extents.y + extents.height;
- ShowDvi (dw);
-}
-
-/*
- * Set specified arguments into widget
- */
-/* ARGSUSED */
-static Boolean
-SetValues (current, request, new)
- DviWidget current, request, new;
-{
- Boolean redisplay = FALSE;
- char *new_map;
- int cur, req;
-
- if (current->dvi.font_map_string != request->dvi.font_map_string) {
- new_map = XtMalloc (strlen (request->dvi.font_map_string) + 1);
- if (new_map) {
- redisplay = TRUE;
- strcpy (new_map, request->dvi.font_map_string);
- new->dvi.font_map_string = new_map;
- if (current->dvi.font_map_string)
- XtFree (current->dvi.font_map_string);
- current->dvi.font_map_string = 0;
- ParseFontMap (new);
- }
- }
-
- req = request->dvi.requested_page;
- cur = current->dvi.requested_page;
- if (cur != req) {
- if (!request->dvi.file)
- req = 0;
- else {
- if (req < 1)
- req = 1;
- if (current->dvi.last_page != 0 &&
- req > current->dvi.last_page)
- req = current->dvi.last_page;
- }
- if (cur != req)
- redisplay = TRUE;
- new->dvi.requested_page = req;
- if (current->dvi.last_page == 0 && req > cur)
- FindPage (new);
- }
-
- return redisplay;
-}
-
-/*
- * use the set_values_hook entry to check when
- * the file is set
- */
-
-static Boolean
-SetValuesHook (dw, args, num_argsp)
- DviWidget dw;
- ArgList args;
- Cardinal *num_argsp;
-{
- Cardinal i;
-
- for (i = 0; i < *num_argsp; i++) {
- if (!strcmp (args[i].name, XtNfile)) {
- CloseFile (dw);
- OpenFile (dw);
- return TRUE;
- }
- }
- return FALSE;
-}
-
-static void CloseFile (dw)
- DviWidget dw;
-{
- if (dw->dvi.tmpFile)
- fclose (dw->dvi.tmpFile);
- ForgetPagePositions (dw);
-}
-
-static void OpenFile (dw)
- DviWidget dw;
-{
- char tmpName[sizeof ("/tmp/dviXXXXXX")];
- int fd;
-
- dw->dvi.tmpFile = 0;
- if (!dw->dvi.seek) {
- strcpy (tmpName, "/tmp/dviXXXXXX");
-#ifdef HAVE_MKSTEMP
- fd = mkstemp (tmpName);
-#else /* not HAVE_MKSTEMP */
- mktemp (tmpName);
- fd = open (tmpName, O_CREAT|O_EXCL|O_RDWR, S_IRUSR|S_IWUSR);
-#endif /* not HAVE_MKSTEMP */
- dw->dvi.tmpFile = fdopen (fd, "w+");
- unlink (tmpName);
- }
- dw->dvi.requested_page = 1;
- dw->dvi.last_page = 0;
-}
-
-static XtGeometryResult
-QueryGeometry (w, request, geometry_return)
- Widget w;
- XtWidgetGeometry *request, *geometry_return;
-{
- XtGeometryResult ret;
- DviWidget dw = (DviWidget) w;
-
- ret = XtGeometryYes;
- if (((request->request_mode & CWWidth)
- && request->width < MY_WIDTH(dw))
- || ((request->request_mode & CWHeight)
- && request->height < MY_HEIGHT(dw)))
- ret = XtGeometryAlmost;
- geometry_return->width = MY_WIDTH(dw);
- geometry_return->height = MY_HEIGHT(dw);
- geometry_return->request_mode = CWWidth|CWHeight;
- return ret;
-}
-
-SetDevice (dw, name)
- DviWidget dw;
- char *name;
-{
- XtWidgetGeometry request, reply;
- XtGeometryResult ret;
-
- ForgetFonts (dw);
- dw->dvi.device = device_load (name);
- if (!dw->dvi.device)
- return;
- dw->dvi.sizescale = dw->dvi.device->sizescale;
- dw->dvi.device_resolution = dw->dvi.device->res;
- dw->dvi.native = dw->dvi.device->X11;
- dw->dvi.paperlength = dw->dvi.device->paperlength;
- dw->dvi.paperwidth = dw->dvi.device->paperwidth;
- if (dw->dvi.native) {
- dw->dvi.display_resolution = dw->dvi.device_resolution;
- dw->dvi.scale_factor = 1.0;
- }
- else {
- dw->dvi.display_resolution = dw->dvi.default_resolution;
- dw->dvi.scale_factor = ((double)dw->dvi.display_resolution
- / dw->dvi.device_resolution);
- }
- request.request_mode = CWWidth|CWHeight;
- request.width = MY_WIDTH(dw);
- request.height = MY_HEIGHT(dw);
- ret = XtMakeGeometryRequest ((Widget)dw, &request, &reply);
- if (ret == XtGeometryAlmost
- && reply.height >= request.height
- && reply.width >= request.width) {
- request.width = reply.width;
- request.height = reply.height;
- XtMakeGeometryRequest ((Widget)dw, &request, &reply);
- }
-}
-
-static void
-ShowDvi (dw)
- DviWidget dw;
-{
- if (!dw->dvi.file) {
- static char Error[] = "No file selected";
-
- XSetFont (XtDisplay(dw), dw->dvi.normal_GC,
- dw->dvi.default_font->fid);
- XDrawString (XtDisplay (dw), XtWindow (dw), dw->dvi.normal_GC,
- 20, 20, Error, strlen (Error));
- return;
- }
-
- FindPage (dw);
-
- dw->dvi.display_enable = 1;
- ParseInput (dw);
- if (dw->dvi.last_page && dw->dvi.requested_page > dw->dvi.last_page)
- dw->dvi.requested_page = dw->dvi.last_page;
-}
-
-static void
-FindPage (dw)
- DviWidget dw;
-{
- int i;
- long file_position;
-
- if (dw->dvi.requested_page < 1)
- dw->dvi.requested_page = 1;
-
- if (dw->dvi.last_page != 0 && dw->dvi.requested_page > dw->dvi.last_page)
- dw->dvi.requested_page = dw->dvi.last_page;
-
- file_position = SearchPagePosition (dw, dw->dvi.requested_page);
- if (file_position != -1) {
- FileSeek(dw, file_position);
- dw->dvi.current_page = dw->dvi.requested_page;
- } else {
- for (i=dw->dvi.requested_page; i > 0; i--) {
- file_position = SearchPagePosition (dw, i);
- if (file_position != -1)
- break;
- }
- if (file_position == -1)
- file_position = 0;
- FileSeek (dw, file_position);
-
- dw->dvi.current_page = i;
-
- dw->dvi.display_enable = 0;
- while (dw->dvi.current_page != dw->dvi.requested_page) {
- dw->dvi.current_page = ParseInput (dw);
- /*
- * at EOF, seek back to the beginning of this page.
- */
- if (!dw->dvi.readingTmp && feof (dw->dvi.file)) {
- file_position = SearchPagePosition (dw,
- dw->dvi.current_page);
- if (file_position != -1)
- FileSeek (dw, file_position);
- dw->dvi.requested_page = dw->dvi.current_page;
- break;
- }
- }
- }
-}
-
-void DviSaveToFile(w, fp)
- Widget w;
- FILE *fp;
-{
- XtCheckSubclass(w, dviWidgetClass, NULL);
- (*((DviWidgetClass) XtClass(w))->command_class.save)(w, fp);
-}
-
-static
-void SaveToFile(w, fp)
- Widget w;
- FILE *fp;
-{
- DviWidget dw = (DviWidget)w;
- long pos;
- int c;
-
- if (dw->dvi.tmpFile) {
- pos = ftell(dw->dvi.tmpFile);
- if (dw->dvi.ungot) {
- pos--;
- dw->dvi.ungot = 0;
- /* The ungot character is in the tmpFile, so we don't
- want to read it from file. */
- (void)getc(dw->dvi.file);
- }
- }
- else
- pos = ftell(dw->dvi.file);
- FileSeek(dw, 0L);
- while (DviGetC(dw, &c) != EOF)
- if (putc(c, fp) == EOF) {
- /* XXX print error message */
- break;
- }
- FileSeek(dw, pos);
-}
-
-static
-void ClassPartInitialize(widget_class)
- WidgetClass widget_class;
-{
- DviWidgetClass wc = (DviWidgetClass)widget_class;
- DviWidgetClass super = (DviWidgetClass) wc->core_class.superclass;
- if (wc->command_class.save == InheritSaveToFile)
- wc->command_class.save = super->command_class.save;
-}
-
-/*
-Local Variables:
-c-indent-level: 8
-c-continued-statement-offset: 8
-c-brace-offset: -8
-c-argdecl-indent: 8
-c-label-offset: -8
-c-tab-always-indent: nil
-End:
-*/