home *** CD-ROM | disk | FTP | other *** search
- /*
- * TransFig: Facility for Translating Fig code
- * Copyright (c) 1985 Supoj Sutantavibul
- * Copyright (c) 1991 Micah Beck
- *
- * THE AUTHORS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL THE AUTHORS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- *
- * The X Consortium, and any party obtaining a copy of these files from
- * the X Consortium, directly or indirectly, is granted, free of charge, a
- * full and unrestricted irrevocable, world-wide, paid up, royalty-free,
- * nonexclusive right and license to deal in this software and
- * documentation files (the "Software"), including without limitation the
- * rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons who receive
- * copies from any such party to do so, with the only requirement being
- * that this copyright notice remain intact. This license includes without
- * limitation a license to do the foregoing actions under any patents of
- * the party supplying this software to the X Consortium.
- */
-
- #include <stdio.h>
- #include "alloc.h"
- #include "fig2dev.h"
- #include "object.h"
-
- extern float THICK_SCALE;
-
- static double forward_arrow_wid = 4;
- static double forward_arrow_ht = 8;
- static int forward_arrow_type = 0;
- static int forward_arrow_style = 0;
- static double forward_arrow_thickness = 1;
-
- static double backward_arrow_wid = 4;
- static double backward_arrow_ht = 8;
- static int backward_arrow_type = 0;
- static int backward_arrow_style = 0;
- static double backward_arrow_thickness = 1;
-
- F_arrow *
- forward_arrow()
- {
- F_arrow *a;
-
- if (NULL == (Arrow_malloc(a))) {
- put_msg(Err_mem);
- return(NULL);
- }
- a->type = forward_arrow_type;
- a->style = forward_arrow_style;
- a->thickness = forward_arrow_thickness*THICK_SCALE;
- a->wid = forward_arrow_wid;
- a->ht = forward_arrow_ht;
- return(a);
- }
-
- F_arrow *
- backward_arrow()
- {
- F_arrow *a;
-
- if (NULL == (Arrow_malloc(a))) {
- put_msg(Err_mem);
- return(NULL);
- }
- a->type = backward_arrow_type;
- a->style = backward_arrow_style;
- a->thickness = backward_arrow_thickness*THICK_SCALE;
- a->wid = backward_arrow_wid;
- a->ht = backward_arrow_ht;
- return(a);
- }
-
- F_arrow *
- make_arrow(type, style, thickness, wid, ht)
- int type, style;
- double thickness, wid, ht;
- {
- F_arrow *a;
-
- if (NULL == (Arrow_malloc(a))) {
- put_msg(Err_mem);
- return(NULL);
- }
- a->type = type;
- a->style = style;
- a->thickness = thickness*THICK_SCALE;
- a->wid = wid;
- a->ht = ht;
- return(a);
- }
-