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+/*
+ * GhostviewP.h -- Private header file for Ghostview widget.
+ * Copyright (C) 1992 Timothy O. Theisen
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Author: Tim Theisen Systems Programmer
+ * Internet: tim@cs.wisc.edu Department of Computer Sciences
+ * UUCP: uwvax!tim University of Wisconsin-Madison
+ * Phone: (608)262-0438 1210 West Dayton Street
+ * FAX: (608)262-9777 Madison, WI 53706
+ */
+
+#ifndef _GhostviewP_h
+#define _GhostviewP_h
+
+#include "Ghostview.h"
+#include <X11/Xmu/Atoms.h>
+#include <X11/Xmu/CharSet.h>
+#include <stdio.h>
+
+typedef struct {
+ AtomPtr ghostview;
+ AtomPtr gv_colors;
+ AtomPtr next;
+ AtomPtr page;
+ AtomPtr done;
+} GhostviewClassPart;
+
+typedef struct _GhostviewClassRec {
+ CoreClassPart core_class;
+ GhostviewClassPart ghostview_class;
+} GhostviewClassRec;
+
+extern GhostviewClassRec ghostviewClassRec;
+
+/* structure to describe section of file to send to ghostscript */
+struct record_list {
+ FILE *fp;
+ long begin;
+ unsigned int len;
+ Boolean seek_needed;
+ Boolean close;
+ struct record_list *next;
+};
+
+typedef struct {
+ /* resources */
+ Pixel foreground;
+ Cursor cursor;
+ Cursor busy_cursor;
+ XtCallbackList callback;
+ XtCallbackList message_callback;
+ XtCallbackList output_callback;
+ String interpreter;
+ Boolean quiet;
+ Boolean safer;
+ Boolean use_bpixmap;
+ String arguments;
+ String filename;
+ XtPageOrientation orientation;
+ XtPalette palette;
+ float xdpi;
+ float ydpi;
+ int llx;
+ int lly;
+ int urx;
+ int ury;
+ int left_margin;
+ int bottom_margin;
+ int right_margin;
+ int top_margin;
+ /* private state */
+ GC gc; /* GC used to clear window */
+ Window mwin; /* destination of ghostsript messages */
+ Boolean disable_start; /* whether to fork ghostscript */
+ int interpreter_pid;/* pid of ghostscript, -1 if none */
+ struct record_list *ps_input; /* pointer it gs input queue */
+ char *input_buffer; /* pointer to input buffer */
+ unsigned int bytes_left; /* bytes left in section */
+#ifndef VMS
+ char *input_buffer_ptr; /* pointer into input buffer */
+ unsigned int buffer_bytes_left; /* bytes left in buffer */
+#endif
+ int interpreter_input; /* fd gs stdin, -1 if None */
+ int interpreter_output; /* fd gs stdout, -1 if None */
+#ifndef VMS
+ int interpreter_error; /* fd gs stderr, -1 if None */
+ XtInputId interpreter_input_id; /* XtInputId for above */
+ XtInputId interpreter_output_id; /* XtInputId for above */
+ XtInputId interpreter_error_id; /* XtInputId for above */
+#else /* VMS */
+ short interpreter_input_iosb[4]; /* I/O Status Blocks */
+ short interpreter_output_iosb[4]; /* for each mailbox */
+ char *output_buffer; /* pointer to output buffer */
+#endif /* VMS */
+ Dimension gs_width; /* Width of window at last Setup() */
+ Dimension gs_height; /* Height of window at last Setup() */
+ Boolean busy; /* Is gs busy drawing? */
+ Boolean changed; /* something changed since Setup()? */
+} GhostviewPart;
+
+typedef struct _GhostviewRec {
+ CorePart core;
+ GhostviewPart ghostview;
+} GhostviewRec;
+
+#endif /* _GhostviewP_h */