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CICA 1995 May
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cica_0595_4
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UTIL
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GPT34SRC
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TERM
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VWS.TRM
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1993-05-11
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/*
* $Id: vws.trm 3.38.2.42 1993/01/07 17:23:59 woo Exp woo $
*
*/
/* GNUPLOT - vws.trm */
/*
* Copyright (C) 1990 - 1993
*
* 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 modified code. Modifications are to be distributed
* as patches to released version.
*
* This software is provided "as is" without express or implied warranty.
*
* 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 (info-gnuplot@dartmouth.edu).
*
*/
#define VWS_XMAX 1024
#define VWS_YMAX 780
#define VWS_VCHAR 25
#define VWS_HCHAR 15
#define VWS_VTIC 10
#define VWS_HTIC 10
#include stdio
/*
#include math
#include ssdef
*/
#include descrip
#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;
static $DESCRIPTOR(ws_devname, "SYS$WORKSTATION");
static $DESCRIPTOR(vd_title, "gnuplot");
static float x0, y0, xsiz, ysiz,
wc_xmin_new, wc_ymin_new, wc_xmax_new, wc_ymax_new,
wc_xmin, wc_ymin, wc_xmax, wc_ymax,
vd_width, vd_height;
VWS_resize_ast()
{ uis$resize_window(&vd_id, &wd_id, &x0, &y0, &xsiz, &ysiz,
&wc_xmin, &wc_ymin, &wc_xmax, &wc_ymax);
replotrequest();
}
/****************************************************************************/
VWS_init()
{
int i;
int cattr;
$DESCRIPTOR(a_font,"DTABER0003WK00PG0001UZZZZ02A000");
vd_width = 14;
vd_height = 10; /* aspect sqrt(2) as DIN A paper */
wc_xmin = 0.0;
wc_ymin = 0.0;
wc_xmax = (float) VWS_XMAX;
wc_ymax = (float) VWS_YMAX;
vcm_id = uis$create_color_map(&8);
vd_id = uis$create_display(&wc_xmin, &wc_ymin, &wc_xmax, &wc_ymax,
&vd_width, &vd_height, &vcm_id);
uis$set_color(&vd_id, &0, &.5, &.5, &.5);
uis$set_color(&vd_id, &1, &0.0, &0.0, &0.0);
uis$set_color(&vd_id, &2, &0.0, &0.0, &0.0);
uis$set_color(&vd_id, &3, &0.0, &0.0, &0.0);
uis$set_color(&vd_id, &4, &0.0, &0.0, &0.0);
uis$set_color(&vd_id, &5, &0.0, &0.0, &0.0);
uis$set_color(&vd_id, &6, &0.0, &0.0, &0.0);
uis$set_color(&vd_id, &7, &0.0, &0.0, &0.0);
/*
uis$set_color(&vd_id, &2, &.2, &.2, &.2);
uis$set_color(&vd_id, &3, &.3, &.3, &.3);
uis$set_color(&vd_id, &4, &.4, &.4, &.4);
uis$set_color(&vd_id, &5, &.5, &.5, &.5);
uis$set_color(&vd_id, &6, &.6, &.6, &.6);
uis$set_color(&vd_id, &7, &.7, &.7, &.7);
/* perhaps better for color terms (which I do not have)
uis$set_color(&vd_id, &0, &0.0, &0.0, &0.0);
uis$set_color(&vd_id, &1, &0.9, &0.0, &0.0);
uis$set_color(&vd_id, &2, &0.0, &0.9, &0.0);
uis$set_color(&vd_id, &3, &0.9, &0.9, &0.0);
uis$set_color(&vd_id, &4, &0.0, &0.0, &0.9);
uis$set_color(&vd_id, &5, &0.9, &0.0, &0.9);
uis$set_color(&vd_id, &6, &0.0, &0.9, &0.9);
uis$set_color(&vd_id, &7, &0.9, &0.9, &0.9);
/*
*/
uis$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, &0,
&x0, &y0, &xsiz, &ysiz,
&wc_xmin_new, &wc_ymin_new, &wc_xmax_new, &wc_ymax_new);
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);
/*
for (i=0; i<8; i++) {
cattr = COLOR_ATTR+i;
uis$set_writing_index(&vd_id, ©_ATTR, &cattr, &i);
}
*/
uis$set_background_index(&vd_id, &DEFAULT_ATTR, &BACK_ATTR, &0);
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,&0,
&(float)VWS_HCHAR,&(float)VWS_VCHAR);
uis$set_line_style(&vd_id,&LINE_ATTR,&LINE_ATTR,&0xFFFFFFFF);
}
/****************************************************************************/
VWS_reset()
{
uis$delete_display(&vd_id);
}
/****************************************************************************/
VWS_scale(xs,ys)
int xs,ys;
{
return FALSE;
}
/****************************************************************************/
VWS_graphics()
{
uis$erase(&vd_id, &wc_xmin, &wc_ymin, &wc_xmax, &wc_ymax);
}
/****************************************************************************/
VWS_text()
{
}
/****************************************************************************/
VWS_move(x,y)
int x,y;
{
current_x= (float)(x);
current_y= (float)(y);
}
/****************************************************************************/
VWS_vector(x,y)
int x,y;
{ int col;
float fx,fy;
fx=(float) x;
fy=(float) y;
uis$line(&vd_id, &LINE_ATTR,
¤t_x, ¤t_y, &fx, &fy);
VWS_move (x,y);
}
/****************************************************************************/
VWS_linetype(lt)
int lt;
{
long int lstyle[9]={ 0xffffffff,
0Xff00ff00,
0xffffff00,
0xffff0000,
0xf0f0f0f0,
0Xfff0fff0,
0xf000f000,
0xa5a5a5af,
0xf00f00f0 };
switch(lt) {
case -1: uis$set_line_style(&vd_id,&LINE_ATTR,&LINE_ATTR,&0xFFFFFFFF);
uis$set_line_width(&vd_id,&LINE_ATTR,&LINE_ATTR,&1.5);
break;
case -2: uis$set_line_style(&vd_id,&LINE_ATTR,&LINE_ATTR,&0xFFFFFFFF);
uis$set_line_width(&vd_id,&LINE_ATTR,&LINE_ATTR,&2.0);
break;
/*
default: uis$set_line_style(&vd_id,&LINE_ATTR,&LINE_ATTR,&lstyle[lt % 8]);
makes part of curve disappear on my workstation
*/
default: uis$set_line_style(&vd_id,&LINE_ATTR,&LINE_ATTR,&0xFFFFFFFF);
uis$set_line_width(&vd_id,&LINE_ATTR,&LINE_ATTR,&1.0);
}
}
/****************************************************************************/
static int justify_mode =CENTRE,up;;
VWS_put_text(x,y,str)
int x,y; char* str;
{
float fx,fy, thih, twid;
/* uis$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 */
}
/****************************************************************************/
VWS_text_angle(ang)
int ang;
{
float degrees;
degrees=90.*(up=ang);
uis$set_text_slope (&vd_id, &TEXT_ATTR, &TEXT_ATTR, °rees);
return TRUE;
}
/****************************************************************************/
VWS_justify_text(mode)
int mode;
{ justify_mode=mode;
return TRUE;
}
/****************************************************************************/
VWS_point(x,y,point)
int x,y,point;
{
do_point(x,y,point);
}
/****************************************************************************/
VWS_arrow(sx,sy,ex,ey)
int sx,sy,ex,ey;
{
do_arrow(sx,sy,ex,ey);
}