--- /dev/null
+/* Hello, Emacs, this is -*-C-*-
+ * $Id: vws.trm,v 1.18 2006/07/21 02:35:48 sfeam Exp $
+ *
+ */
+
+/* GNUPLOT - vws.trm */
+
+/*[
+ * Copyright 1990 - 1993, 1998, 2004
+ *
+ * Permission to use, copy, and distribute this software and its
+ * documentation for any purpose with or without fee is hereby granted,
+ * provided that the above copyright notice appear in all copies and
+ * that both that copyright notice and this permission notice appear
+ * in supporting documentation.
+ *
+ * Permission to modify the software is granted, but not the right to
+ * distribute the complete modified source code. Modifications are to
+ * be distributed as patches to the released version. Permission to
+ * distribute binaries produced by compiling modified sources is granted,
+ * provided you
+ * 1. distribute the corresponding source modifications from the
+ * released version in the form of a patch file along with the binaries,
+ * 2. add special version identification to distinguish your version
+ * in addition to the base release version number,
+ * 3. provide your name and address as the primary contact for the
+ * support of your modified version, and
+ * 4. retain our contact information in regard to use of the base
+ * software.
+ * Permission to distribute the released version of the source code along
+ * with corresponding source modifications in the form of a patch file is
+ * granted with same provisions 2 through 4 for binary distributions.
+ *
+ * This software is provided "as is" without express or implied warranty
+ * to the extent permitted by applicable law.
+]*/
+
+/*
+ * This file is included by ../term.c.
+ *
+ * This terminal driver supports:
+ * IRIS terminals
+ *
+ * AUTHORS
+ * Walter Speth
+ * BITNET: SPETH@DBNPIB5
+ *
+ * send your comments or suggestions to (gnuplot-info@lists.sourceforge.net).
+ *
+ */
+/*
+ * adapted to the new terminal layout by Stefan Bodewig (Dec. 1995)
+ * adapted to VAX VMS 4.7, VAX C 2.4 and activated the INTENSITY and COLOR
+ * monitor features (Lucas P. Hart, June 1997)
+ */
+
+#include "driver.h"
+
+#ifdef TERM_REGISTER
+register_term(vws)
+#endif
+
+#ifdef TERM_PROTO
+TERM_PUBLIC void VWS_init __PROTO((void));
+TERM_PUBLIC void VWS_reset __PROTO((void));
+TERM_PUBLIC void VWS_graphics __PROTO((void));
+TERM_PUBLIC void VWS_text __PROTO((void));
+TERM_PUBLIC void VWS_move __PROTO((unsigned int x, unsigned int y));
+TERM_PUBLIC void VWS_vector __PROTO((unsigned int x, unsigned int y));
+TERM_PUBLIC void VWS_linetype __PROTO((int lt));
+TERM_PUBLIC void VWS_put_text __PROTO((unsigned int x, unsigned int y, const char *str));
+TERM_PUBLIC int VWS_text_angle __PROTO((int ang));
+TERM_PUBLIC int VWS_justify_text __PROTO((enum JUSTIFY mode));
+TERM_PUBLIC void VWS_point __PROTO((unsigned int x, unsigned int y, int point));
+TERM_PUBLIC void VWS_arrow __PROTO((unsigned int sx, unsigned int sy,
+ unsigned int ex, unsigned int ey, int head));
+
+#define VWS_XMAX 1024
+#define VWS_YMAX 780 /* VAXstation 2000 is 864 */
+#define VWS_VCHAR 25
+#define VWS_HCHAR 15
+#define VWS_VTIC 10
+#define VWS_HTIC 10
+#endif /* TERM_PROTO */
+
+#ifndef TERM_PROTO_ONLY
+#ifdef TERM_BODY
+void VWS_resize_ast __PROTO((void));
+
+#include <ssdef.h>
+/* */
+#include <descrip.h>
+
+#include <uisentry.h>
+#include <uisusrdef.h>
+
+#define DEFAULT_ATTR 0
+#define OVER_ATTR 1
+#define ERAS_ATTR 2
+#define BIS_ATTR 3
+#define COLOR_ATTR 4
+#define TEXT_ATTR 5
+#define LINE_ATTR 6
+#define BACK_ATTR 7
+
+float current_x, current_y;
+
+int vd_id, wd_id;
+int vcm_id, ws_type;
+
+static $DESCRIPTOR(ws_devname, "SYS$WORKSTATION");
+static $DESCRIPTOR(vd_title, "gnuplot");
+
+static float x0, y0, xsiz, ysiz, wc_xmin_new, wc_ymin_new, wc_xmax_new, wc_ymax_new, wc_xmin,
+wc_ymin, wc_xmax, wc_ymax, vd_width, vd_height;
+
+void
+VWS_resize_ast()
+{
+ uis$resize_window(&vd_id, &wd_id, &x0, &y0, &xsiz, &ysiz,
+ &wc_xmin, &wc_ymin, &wc_xmax, &wc_ymax);
+ replotrequest();
+}
+
+/****************************************************************************/
+TERM_PUBLIC void
+VWS_init()
+{
+ int i;
+ int cattr;
+ $DESCRIPTOR(a_font, "DTABER0003WK00PG0001UZZZZ02A000");
+ const int i0 = 0, i1 = 1, i2 = 2, i3 = 3, i4 = 4, i5 = 5, i6 = 6, i7 = 7, i8 = 8;
+ const float p0 = 0.0, p1 = 0.1, p2 = 0.2, p3 = 0.3, p4 = 0.4;
+ const float p5 = 0.5, p6 = 0.6, p7 = 0.7, p8 = 0.8, p9 = 0.9;
+ const int n1 = 0xFFFFFFFF;
+ const int uis$c_mode_over = UIS$C_MODE_OVER;
+ const int uis$c_mode_eras = UIS$C_MODE_ERAS;
+ const int uis$c_mode_bis = UIS$C_MODE_BIS;
+ const float vws_hchar = (float) VWS_HCHAR;
+ const float vws_vchar = (float) VWS_VCHAR;
+ const int default_attr = DEFAULT_ATTR;
+ const int over_attr = OVER_ATTR;
+ const int eras_attr = ERAS_ATTR;
+ const int bis_attr = BIS_ATTR;
+ const int color_attr = COLOR_ATTR;
+ const int text_attr = TEXT_ATTR;
+ const int line_attr = LINE_ATTR;
+ const int back_attr = BACK_ATTR;
+
+/* lph: the similar notation may lead to some confusion
+ * attributes are grouped in "attribute block" data structures
+ * which are referenced by block number
+ * attribute block 0 contains default attribute settings
+ *
+ * To customize settings, a function will read the source
+ * attribute block, set the particular attribute, and
+ * write to the destination attribute block.
+ * Both the block number and attribute are integers, so it
+ * is easy to confuse an attribute and an attribute blcok
+ */
+
+/* lph: Color map corresponding to an example in
+ * MicroVMS Graphics Progamming Guide (V3.0) */
+
+ const float r_map[8] = { 0.40, 0.50, 0.50, 0.00, 0.25, 0.90, 0.80, 0.35 };
+ const float g_map[8] = { 0.30, 0.50, 0.25, 0.70, 0.25, 0.50, 0.30, 0.65 };
+ const float b_map[8] = { 0.00, 0.50, 0.50, 0.30, 0.90, 0.00, 0.00, 0.95 };
+
+/* the array format is easier to customize */
+
+ vd_width = 14;
+ vd_height = 10; /* aspect sqrt(2) as DIN A paper */
+
+ wc_xmin = 0.0;
+ wc_ymin = 0.0;
+ wc_xmax = (float) VWS_XMAX;
+ wc_ymax = (float) VWS_YMAX;
+
+ vcm_id = uis$create_color_map(&i8);
+
+ vd_id = uis$create_display(&wc_xmin, &wc_ymin, &wc_xmax, &wc_ymax,
+ &vd_width, &vd_height, &vcm_id);
+ uis$get_hw_color_info(&ws_devname, &ws_type);
+
+/* lph: ws's color table for monochrome */
+/* by default, color table index 0 is backgound, and 1 is foregound */
+/* a color {index into the color table} is assigned to the active line */
+/* in VWS_linetype */
+
+ if (ws_type == UIS$C_DEV_MONO) {
+ uis$set_color(&vd_id, &i0, &p5, &p5, &p5);
+ uis$set_color(&vd_id, &i1, &p0, &p0, &p0);
+ uis$set_color(&vd_id, &i2, &p0, &p0, &p0);
+ uis$set_color(&vd_id, &i3, &p0, &p0, &p0);
+ uis$set_color(&vd_id, &i4, &p0, &p0, &p0);
+ uis$set_color(&vd_id, &i5, &p0, &p0, &p0);
+ uis$set_color(&vd_id, &i6, &p0, &p0, &p0);
+ uis$set_color(&vd_id, &i7, &p0, &p0, &p0);
+ } else if (ws_type == UIS$C_DEV_INTENSITY) {
+ /* Intensity scale, untested */
+ uis$set_color(&vd_id, &i2, &p2, &p2, &p2);
+ uis$set_color(&vd_id, &i3, &p3, &p3, &p3);
+ uis$set_color(&vd_id, &i4, &p4, &p4, &p4);
+ uis$set_color(&vd_id, &i5, &p5, &p5, &p5);
+ uis$set_color(&vd_id, &i6, &p6, &p6, &p6);
+ uis$set_color(&vd_id, &i7, &p7, &p7, &p7);
+ }
+ /* ws: perhaps better for color terms (which I do not have) */
+
+ else if (ws_type == UIS$C_DEV_COLOR) {
+/* */
+ uis$set_color(&vd_id, &i0, &p0, &p0, &p0);
+ uis$set_color(&vd_id, &i1, &p9, &p0, &p0);
+ uis$set_color(&vd_id, &i2, &p0, &p9, &p0);
+ uis$set_color(&vd_id, &i3, &p9, &p9, &p0);
+ uis$set_color(&vd_id, &i4, &p0, &p0, &p9);
+ uis$set_color(&vd_id, &i5, &p9, &p0, &p9);
+ uis$set_color(&vd_id, &i6, &p0, &p9, &p9);
+ uis$set_color(&vd_id, &i7, &p9, &p9, &p9);
+ /*
+ * lph: Another way to set up the color table is to use arrays,
+ * which simplifies customizing the appearance.
+ *
+ uis$set_colors(&vd_id, &i0, &i8, &r_map, &g_map, &b_map);
+ */
+ }
+ uis$disable_display_list(&vd_id);
+
+ wd_id = uis$create_window(&vd_id, &ws_devname, &vd_title,
+ &wc_xmin, &wc_ymin, &wc_xmax, &wc_ymax,
+ &vd_width, &vd_height);
+
+ uis$set_resize_ast(&vd_id, &wd_id, &VWS_resize_ast, &i0,
+ &x0, &y0, &xsiz, &ysiz,
+ &wc_xmin_new, &wc_ymin_new, &wc_xmax_new, &wc_ymax_new);
+/*
+ * lph: This sets up three different attribute blocks, each having a different
+ * mode, but they are never utilized and it is not clear when they might
+ * be of use.
+ * The attribute blocks used for writing are line_attr, text_attr.
+ *
+ uis$set_writing_mode(&vd_id, &default_attr, &over_attr, &uis$c_mode_over);
+ uis$set_writing_mode(&vd_id, &default_attr, &eras_attr, &uis$c_mode_eras);
+ uis$set_writing_mode(&vd_id, &default_attr, &bis_attr, &uis$c_mode_bis);
+ */
+
+/* lph: this was commented out; it changes the COLOR_ATTR BLOCK and
+ * the following BLOCKS
+ *
+if (ws_type >= UIS$C_DEV_INTENSITY) {
+ for (i=0; i<8; i++) {
+ cattr = COLOR_ATTR+i;
+ uis$set_writing_index(&vd_id, &default_attr, &cattr, &i);
+ }
+ }
+ *
+ */
+
+/* lph: default value for the background index into the virtual color
+ * table is 0, and the back_attr block is never used
+ *
+ uis$set_background_index(&vd_id, &default_attr, &back_attr, &i0);
+ *
+ * the rest look OK, setting up the two attribute blocks
+ */
+ uis$set_writing_mode(&vd_id, &default_attr, &text_attr, &uis$c_mode_over);
+ uis$set_font(&vd_id, &text_attr, &text_attr, &a_font);
+ uis$set_char_size(&vd_id, &text_attr, &text_attr, &i0, &vws_hchar, &vws_vchar);
+ uis$set_line_style(&vd_id, &line_attr, &line_attr, &n1);
+}
+
+/****************************************************************************/
+
+TERM_PUBLIC void
+VWS_reset()
+{
+ uis$delete_display(&vd_id);
+}
+
+/****************************************************************************/
+TERM_PUBLIC void
+VWS_graphics()
+{
+ uis$erase(&vd_id, &wc_xmin, &wc_ymin, &wc_xmax, &wc_ymax);
+}
+
+/****************************************************************************/
+TERM_PUBLIC void
+VWS_text()
+{
+}
+
+/****************************************************************************/
+TERM_PUBLIC void
+VWS_move(unsigned int x, unsigned int y)
+{
+ current_x = (float) (x);
+ current_y = (float) (y);
+}
+
+/****************************************************************************/
+TERM_PUBLIC void
+VWS_vector(unsigned int x, unsigned int y)
+{
+ int col;
+ int line_attr = LINE_ATTR;
+ float fx, fy;
+ fx = (float) x;
+ fy = (float) y;
+
+ uis$line(&vd_id, &line_attr, ¤t_x, ¤t_y, &fx, &fy);
+ VWS_move(x, y);
+}
+
+/****************************************************************************/
+TERM_PUBLIC void
+VWS_linetype(int lt)
+{
+ const int n1 = 0xFFFFFFFF;
+ /* indices into the color map */
+ const int i[8] = {0, 1, 2, 3, 4, 5, 6, 7};
+ const float p15 = 2.0, p20 = 3.0, p10 = 1.0;
+ long int lstyle[9] =
+ {0xffffffff,
+ 0Xff00ff00,
+ 0xffffff00,
+ 0xffff0000,
+ 0xf0f0f0f0,
+ 0Xfff0fff0,
+ 0xf000f000,
+ 0xa5a5a5af,
+ 0xf00f00f0
+ };
+ int line_attr = LINE_ATTR;
+ /* use multiplier of normal line width; default is width in pixels */
+ const int uis$c_width_world = UIS$C_WIDTH_WORLD;
+
+ if (lt < 0) {
+ switch (lt) {
+ case LT_AXIS: /* used for axis */
+ uis$set_line_style(&vd_id, &line_attr, &line_attr, &n1);
+ uis$set_line_width(&vd_id, &line_attr, &line_attr, &p15,
+ &uis$c_width_world);
+ if (ws_type >= UIS$C_DEV_INTENSITY) {
+ uis$set_writing_index(&vd_id, &line_attr, &line_attr, &i[1]);
+ }
+ break;
+ case LT_BLACK: /* the borders */
+ uis$set_line_style(&vd_id, &line_attr, &line_attr, &n1);
+ uis$set_line_width(&vd_id, &line_attr, &line_attr, &p20,
+ &uis$c_width_world);
+ if (ws_type >= UIS$C_DEV_INTENSITY) {
+ uis$set_writing_index(&vd_id, &line_attr, &line_attr, &i[1]);
+ }
+ break;
+ default: /* else a thick line ? */
+ uis$set_line_style(&vd_id, &line_attr, &line_attr, &n1);
+ uis$set_line_width(&vd_id, &line_attr, &line_attr, &p20,
+ &uis$c_width_world);
+ if (ws_type >= UIS$C_DEV_INTENSITY) {
+ uis$set_writing_index(&vd_id, &line_attr, &line_attr,
+ &i[1 + ((-lt) % 7)]);
+ }
+ break;
+ }
+ } else {
+/* assign the color index (excluding the background index, 0*/
+ if (ws_type >= UIS$C_DEV_INTENSITY) {
+ uis$set_writing_index(&vd_id, &line_attr, &line_attr, &i[1 + lt % 7]);
+ }
+/* assign the line style
+ uis$set_line_style(&vd_id,&line_attr,&line_attr,&lstyle[lt % 8]);
+ * ws: makes part of curve disappear on my workstation
+ * lph: also observed w/ VS2000 and 4 plane graphics coprocesssor; line
+ * types change appropriately, but has problems as pixels/line segment
+ * decreases. Better with full screen display and "set samples" smaller
+ * but start out with only solid lines
+ */
+ uis$set_line_style(&vd_id, &line_attr, &line_attr, &n1);
+
+ uis$set_line_width(&vd_id, &line_attr, &line_attr, &p10,
+ &uis$c_width_world);
+ }
+}
+
+/****************************************************************************/
+static int justify_mode = CENTRE, up;
+
+TERM_PUBLIC void
+VWS_put_text(unsigned int x, unsigned int y, const char *str)
+{
+ float fx, fy, thih, twid;
+ int text_attr = TEXT_ATTR;
+
+ /* uis$text parameter is descriptor string not character string */
+
+ struct dsc$descriptor_s textline =
+ {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, ""};
+
+
+ textline.dsc$a_pointer = str;
+ textline.dsc$w_length = strlen(textline.dsc$a_pointer);
+ uis$measure_text(&vd_id, &text_attr, &textline, &twid, &thih);
+ fx = (float) x;
+ fy = (float) y;
+
+ switch (justify_mode) {
+ case LEFT:
+ fy += thih / 2.;
+ break;
+ case RIGHT:
+ fy += thih / 2.;
+ fx -= twid;
+ break;
+
+ case CENTRE:
+ fy += thih / 2.;
+ fx -= twid / 2;
+ break;
+ };
+
+ uis$text(&vd_id, &text_attr, &textline, &fx, &fy);
+ /* write to Example Viewport window */
+
+
+}
+/****************************************************************************/
+TERM_PUBLIC int
+VWS_text_angle(int ang)
+{
+ float degrees;
+ int text_attr = TEXT_ATTR;
+ up = (ang ? 1 : 0);
+ degrees = 90. * up;
+ uis$set_text_slope(&vd_id, &text_attr, &text_attr, °rees);
+ return TRUE;
+}
+/****************************************************************************/
+TERM_PUBLIC int
+VWS_justify_text(enum JUSTIFY mode)
+{
+ justify_mode = mode;
+ return TRUE;
+}
+/****************************************************************************/
+TERM_PUBLIC void
+VWS_point(unsigned int x, unsigned int y, int point)
+{
+ do_point(x, y, point);
+}
+
+/****************************************************************************/
+TERM_PUBLIC void
+VWS_arrow(
+ unsigned int sx, unsigned int sy,
+ unsigned int ex, unsigned int ey,
+ int head)
+{
+ do_arrow(sx, sy, ex, ey, head);
+}
+
+#endif /* TERM_BODY */
+
+#ifdef TERM_TABLE
+
+TERM_TABLE_START(vws_driver)
+ "VWS", "VAX Windowing System (UIS)",
+ VWS_XMAX, VWS_YMAX, VWS_VCHAR, VWS_HCHAR,
+ VWS_VTIC, VWS_HTIC, options_null, VWS_init, VWS_reset,
+ VWS_text, null_scale, VWS_graphics, VWS_move, VWS_vector,
+ VWS_linetype, VWS_put_text, VWS_text_angle,
+ VWS_justify_text, do_point, do_arrow, set_font_null
+TERM_TABLE_END(vws_driver)
+
+#undef LAST_TERM
+#define LAST_TERM vws_driver
+
+#endif /* TERM_TABLE */
+#endif /* TERM_PROTO_ONLY */
+
+#ifdef TERM_HELP
+START_HELP(VWS)
+"1 VWS",
+"?commands set terminal VWS",
+"?set terminal VWS",
+"?set term VWS",
+"?terminal VWS",
+"?term VWS",
+"?VWS",
+" The `VWS` terminal driver supports the VAX Windowing System. It has",
+" no options. It will sense the display type (monochrome, gray scale,",
+" or color.) All line styles are plotted as solid lines."
+END_HELP(VWS)
+#endif /* TERM_HELP */