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gpr.trm
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1998-12-14
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/*
* $Id: gpr.trm,v 1.13 1998/04/14 00:17:46 drd Exp $
*
*/
/* GNUPLOT - gpr.trm */
/*[
* Copyright 1990 - 1993, 1998
*
* 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:
* APOLLO's GPR windowing system
*
* AUTHORS
* Michael Aramini
* Roque D Oliveira , oliveria@caen.engin.umich.edu
*
* send your comments or suggestions to (info-gnuplot@dartmouth.edu).
*
*/
/*
* adapted to the new terminal layout by Stefan Bodewig (Dec. 1995)
*/
#include "driver.h"
#ifdef TERM_REGISTER
register_term(gpr)
#endif
#ifdef TERM_PROTO
TERM_PUBLIC void GPR_init __PROTO((void));
TERM_PUBLIC void GPR_graphics __PROTO((void));
TERM_PUBLIC void GPR_text __PROTO((void));
TERM_PUBLIC void GPR_linetype __PROTO((int linetype));
TERM_PUBLIC void GPR_move __PROTO((unsigned int x, unsigned int y));
TERM_PUBLIC void GPR_vector __PROTO((unsigned int x, unsigned int y));
TERM_PUBLIC void GPR_put_text __PROTO((unsigned int x, unsigned int y, char str[]));
TERM_PUBLIC int GPR_text_angle __PROTO((int ang));
TERM_PUBLIC int GPR_justify_text __PROTO((enum JUSTIFY mode));
TERM_PUBLIC void GPR_reset __PROTO((void));
/* landscape window */
/*
#define GPR_XMAX 720
#define GPR_YMAX 450
*/
/* portrait window */
#define GPR_XMAX 585
#define GPR_YMAX 735
#define GPR_VCHAR 19
#define GPR_HCHAR 10
#define GPR_VTIC (GPR_YMAX/80)
#define GPR_HTIC (GPR_XMAX/80)
#endif /* TERM_PROTO */
#ifndef TERM_PROTO_ONLY
#ifdef TERM_BODY
void GPRold_linetype __PROTO((int linetype));
static void check __PROTO((char *messagex));
int gpr_isa_pad __PROTO((void));
#include <apollo/base.h>
#include <apollo/error.h>
#include <apollo/gpr.h>
#include <apollo/pad.h>
#define GPR_XLAST (GPR_XMAX - 1)
#define GPR_YLAST (GPR_YMAX - 1)
gpr_$direction_t gpr_path = gpr_$right;
/* text angle, 0=horizontal, 1=vertical */
int gpr_ang = 0;
/* text is flush left */
enum JUSTIFY gpr_justify = LEFT;
static status_$t status;
/* set it to 1 when debugging program */
unsigned int Debug = 0;
static void check(messagex)
char *messagex;
{
if (status.all = status_$ok) {
error_$print(status);
printf("Error occurred while %s.\n", messagex);
}
}
/* return whether stdout is a DM pad . Called by term.c */
int gpr_isa_pad()
{
pad_$isa(1, &status);
return (status.all == status_$ok);
}
TERM_PUBLIC void GPR_init()
{
gpr_$offset_t dm_bitmap_size;
gpr_$bitmap_desc_t dm_bitmap_desc;
pad_$window_desc_t window;
short font_id;
stream_$id_t stream_id;
static gpr_$rgb_plane_t hi_plane;
static gpr_$disp_char_t display_characteristics;
static float screen_size_r_width, screen_size_r_height;
static short int disp_len = sizeof(gpr_$disp_char_t);
static short int disp_len_returned;
/* open a pad to do graphics in */
window.top = 0;
window.left = 0;
/* 10 accounts for width of window border */
window.width = GPR_XMAX + 10;
/* 35 accounts for height of window border */
window.height = GPR_YMAX + 35;
pad_$create_window("", (short) 0, pad_$transcript, (short) 1, window, &stream_id, &status);
check("pad_$create_window");
/* pad_$set_full_window(stream_id,(short) 1,&window, &status); */
/* pad_$set_border (stream_id,(short) 1, true, &status); */
pad_$set_scale(stream_id, (short) 1, (short) 1, &status);
pad_$set_auto_close(stream_id, (short) 1, true, &status);
gpr_$inq_disp_characteristics(gpr_$direct, stream_id, disp_len, &display_characteristics, &disp_len_returned, &status);
check("in gpr_$inq_display_characteristics");
/*x_window_size in pixels */
screen_size_r_width = (float) display_characteristics.x_window_size;
/*y_window_size in pixels */
screen_size_r_height = (float) display_characteristics.y_window_size;
hi_plane = display_characteristics.n_planes - 1;
if (Debug)
printf("width=%f height=%f \n", screen_size_r_width, screen_size_r_height);
dm_bitmap_size.x_size = 1280;
dm_bitmap_size.y_size = 1024;
gpr_$init(gpr_$direct, stream_id, dm_bitmap_size, hi_plane, &dm_bitmap_desc, &status);
check("in gpr_$init");
/*
gpr_$set_obscured_opt(gpr_$pop_if_obs, &status);
check("in gpr_$set_obscured_opt");
*/
gpr_$set_auto_refresh(true, &status);
check("in gpr_$set_auto_refresh");
/* load a font and make it current */
gpr_$load_font_file("f7x13", 5, &font_id, &status);
check("in gpr_$load_font_file");
gpr_$set_text_font(font_id, &status);
check("in gpr_$set_text_font");
/* set up color values */
gpr_$set_draw_value((gpr_$pixel_value_t) 7, &status); /* white */
check("in gpr_set_draw_value");
gpr_$set_text_background_value((gpr_$pixel_value_t) (-1), &status); /* trans */
check("in gpr_$set_text_background_value");
gpr_$set_text_value((gpr_$pixel_value_t) 7, &status); /* white */
check("in gpr_$set_text_value");
}
TERM_PUBLIC void GPR_graphics()
{
gpr_$coordinate_t locx, locy, marker_size;
(void) gpr_$acquire_display(&status);
check("in gpr_$acquire display");
gpr_$clear((gpr_$pixel_value_t) 0, &status); /* black */
check("in gpr_$clear");
if (Debug) {
marker_size = (short) 10;
locx = (short) 5;
locy = (short) 5;
gpr_$set_draw_value((gpr_$pixel_value_t) 2, &status); /* white */
gpr_$move((locx - marker_size / 2), locy, &status);
gpr_$line((locx + marker_size / 2), locy, &status);
gpr_$move(locx, (locy + marker_size / 2), &status);
gpr_$line(locx, (locy - marker_size / 2), &status);
locx = (short) (GPR_XMAX - 1 - 5);
locy = (short) 5;
gpr_$set_draw_value((gpr_$pixel_value_t) 3, &status); /* white */
gpr_$move((locx - marker_size / 2), locy, &status);
gpr_$line((locx + marker_size / 2), locy, &status);
gpr_$move(locx, (locy + marker_size / 2), &status);
gpr_$line(locx, (locy - marker_size / 2), &status);
locx = (short) 5;
locy = (short) (GPR_YMAX - 1 - 5);
gpr_$set_draw_value((gpr_$pixel_value_t) 4, &status); /* white */
gpr_$move((locx - marker_size / 2), locy, &status);
gpr_$line((locx + marker_size / 2), locy, &status);
gpr_$move(locx, (locy + marker_size / 2), &status);
gpr_$line(locx, (locy - marker_size / 2), &status);
locx = (short) (GPR_XMAX - 1 - 5);
locy = (short) (GPR_YMAX - 1 - 5);
gpr_$set_draw_value((gpr_$pixel_value_t) 5, &status); /* white */
gpr_$move((locx - marker_size / 2), locy, &status);
gpr_$line((locx + marker_size / 2), locy, &status);
gpr_$move(locx, (locy + marker_size / 2), &status);
gpr_$line(locx, (locy - marker_size / 2), &status);
gpr_$set_draw_value((gpr_$pixel_value_t) 7, &status); /* white */
check("in gpr_$set_draw_value");
} /* end if(Debug) */
}
TERM_PUBLIC void GPR_text()
{
gpr_$release_display(&status);
check("gpr_$release_display");
}
void GPRold_linetype(linetype)
int linetype;
{
static gpr_$line_pattern_t patterns[2 + 5] =
{
{0xFFFF}, /* solid 1111111111111111 */
{0x3FFF}, /* very long dashed 0011111111111111 */
{0xFFFF}, /* solid 1111111111111111 */
{0x5555}, /* dotted 0101010101010101 */
{0x3333}, /* short dashed 0011001100110011 */
{0xB5AD}, /* dot short-dashed 1011010110101101 */
{0x3FFF} /* very long dashed 0011111111111111 */
};
if (linetype >= 5)
linetype %= 5;
gpr_$set_line_pattern((short) 1, patterns[linetype + 2], (short) 16, &status);
check("in gpr_$set_line_pattern");
}
TERM_PUBLIC void GPR_linetype(linetype)
int linetype;
{
static gpr_$line_pattern_t patterns[2 + 7] =
{
{0xFFFF}, /* solid 1111111111111111 */
{0x1111}, /* long-spaced dotted 0001000100010001 */
{0xFFFF}, /* solid 1111111111111111 */
{0x5555}, /* dotted 0101010101010101 */
{0x3333}, /* short dashed 0011001100110011 */
{0x7777}, /* medium dashed 0111011101110111 */
{0x3F3F}, /* long dashed 0011111100111111 */
{0x0F0F}, /* long-spaced dashed 0000111100001111 */
{0x5F5F} /* dot dashed 0101111101011111 */
};
if (linetype >= 7)
linetype %= 7;
gpr_$set_line_pattern((short) 1, patterns[linetype + 2], (short) 16, &status);
check("in gpr_$set_line_pattern");
/*
gpr_$set_draw_value((gpr_$pixel_value_t)(linetype + 1), &status);
check("in gpr_$set_draw_value");
*/
}
TERM_PUBLIC void GPR_move(x, y)
unsigned int x, y;
{
gpr_$move((short) x, (short) (GPR_YMAX - 1 - y), &status);
check("in gpr_$move");
}
TERM_PUBLIC void GPR_vector(x, y)
unsigned int x, y;
{
gpr_$line((short) x, (short) (GPR_YMAX - 1 - y), &status);
check("in gpr_$line");
}
TERM_PUBLIC void GPR_put_text(x, y, str)
unsigned int x, y; /* reference point of string */
char str[]; /* the text */
{
gpr_$coordinate_t xgpr, ygpr;
gpr_$offset_t str_size_in_pixels;
short int str_len;
gpr_$coordinate_t locx, locy, marker_size;
if (Debug) {
locx = (short) x;
locy = (short) (GPR_YMAX - 1 - y);
marker_size = (short) 20;
gpr_$set_draw_value((gpr_$pixel_value_t) 1, &status); /* white */
gpr_$move((locx - marker_size / 2), locy, &status);
gpr_$line((locx + marker_size / 2), locy, &status);
gpr_$move(locx, (locy + marker_size / 2), &status);
gpr_$line(locx, (locy - marker_size / 2), &status);
gpr_$set_draw_value((gpr_$pixel_value_t) 7, &status); /* white */
}
xgpr = (short) x;
ygpr = (short) (GPR_YMAX - 1 - y);
gpr_$set_text_path(gpr_path, &status);
check("gpr_$set_text_path");
str_len = (short) strlen(str);
/* Calculate how much space (in pixels) the string requires */
gpr_$inq_text_extent(str, str_len, &str_size_in_pixels, &status);
check("in gpr_$inq_text_extent");
switch (gpr_justify) {
case LEFT:
{
switch (gpr_path) {
case gpr_$up: /* vertical */
{
if (Debug)
printf("LEFT and up , str=%s\n", str);
break;
}
case gpr_$right: /* horizontal */
{
ygpr = ygpr + str_size_in_pixels.y_size / 2;
if (Debug)
printf("LEFT and right, str=%s \n", str);
break;
}
}
break;
}
case CENTRE:
{
switch (gpr_path) {
case gpr_$up: /* vertical */
{
xgpr = xgpr + str_size_in_pixels.x_size / 2;
ygpr = ygpr + str_size_in_pixels.y_size / 2;
if (Debug)
printf("CENTRE and up, str=%s \n", str);
break;
}
case gpr_$right: /* horizontal */
{
xgpr = xgpr - str_size_in_pixels.x_size / 2;
ygpr = ygpr + str_size_in_pixels.y_size / 2;
if (Debug)
printf("CENTRE and right, str=%s \n", str);
break;
}
}
break;
}
case RIGHT:
{
switch (gpr_path) {
case gpr_$up: /* vertical */
{
ygpr = ygpr + str_size_in_pixels.y_size;
if (Debug)
printf("RIGHT and up, str=%s \n", str);
break;
}
case gpr_$right: /* horizontal */
{
xgpr = xgpr - str_size_in_pixels.x_size;
ygpr = ygpr + str_size_in_pixels.y_size / 2;
if (Debug)
printf("RIGHT and right, str=%s \n", str);
break;
}
}
break;
}
}
gpr_$move(xgpr, ygpr, &status);
check("in gpr_$move");
gpr_$text(str, str_len, &status);
check("in gpr_$text");
}
TERM_PUBLIC int GPR_text_angle(ang)
int ang;
{
if (gpr_ang != ang) {
gpr_ang = ang;
gpr_path = (gpr_ang == 1 ? gpr_$up : gpr_$right);
}
return (TRUE);
}
TERM_PUBLIC int GPR_justify_text(mode)
enum JUSTIFY mode;
{
gpr_justify = mode;
return (TRUE);
}
TERM_PUBLIC void GPR_reset()
{
gpr_$terminate(false, &status);
check("in gpr_$terminate");
}
#endif /* TERM_BODY */
#ifdef TERM_TABLE
TERM_TABLE_START(gpr_driver)
"gpr", "Apollo Graphics Primitive Resource, fixed-size window",
GPR_XMAX, GPR_YMAX, GPR_VCHAR, GPR_HCHAR,
GPR_VTIC, GPR_HTIC, options_null, GPR_init, GPR_reset,
GPR_text, null_scale, GPR_graphics, GPR_move, GPR_vector,
GPR_linetype, GPR_put_text, GPR_text_angle,
GPR_justify_text, line_and_point, do_arrow, set_font_null
TERM_TABLE_END(gpr_driver)
#undef LAST_TERM
#define LAST_TERM gpr_driver
#endif /* TERM_TABLE */
#endif /* TERM_PROTO_ONLY */
#ifdef TERM_HELP
START_HELP(gpr)
"1 gpr",
"?commands set terminal gpr",
"?set terminal gpr",
"?set term gpr",
"?terminal gpr",
"?term gpr",
"?gpr",
" The `gpr` terminal driver supports the Apollo Graphics Primitive Resource",
" for a fixed-size window. It has no options.",
"",
" If a variable window size is desired, use the `apollo` terminal instead."
END_HELP(gpr)
#endif /* TERM_HELP */