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- /*
- * FIG : Facility for Interactive Generation of figures
- * Copyright (c) 1985 by Supoj Sutanthavibul
- *
- * "Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both the copyright
- * notice and this permission notice appear in supporting documentation.
- * No representations are made about the suitability of this software for
- * any purpose. It is provided "as is" without express or implied warranty."
- */
-
- #include "fig.h"
- #include "resources.h"
- #include "mode.h"
- #include "object.h"
- #include "paintop.h"
- #include "u_elastic.h"
- #include "u_search.h"
- #include "u_create.h"
- #include "w_canvas.h"
- #include "w_mousefun.h"
- #include "w_setup.h"
-
- /* local routine declarations */
- static init_copy(), init_arb_copy(), init_constrained_copy();
- static init_copy_to_scrap();
-
- copy_selected()
- {
- canvas_kbd_proc = null_proc;
- canvas_locmove_proc = null_proc;
- init_searchproc_left(init_arb_copy);
- init_searchproc_middle(init_constrained_copy);
- init_searchproc_right(init_copy_to_scrap);
- canvas_leftbut_proc = object_search_left;
- canvas_middlebut_proc = object_search_middle;
- canvas_rightbut_proc = object_search_right;
- return_proc = copy_selected;
- set_cursor(pick15_cursor);
- set_mousefun("copy object", "horiz/vert copy", "copy to cut buf");
- reset_action_on();
- }
-
- static
- init_arb_copy(p, type, x, y, px, py)
- char *p;
- int type;
- int x, y, px, py;
- {
- constrained = MOVE_ARB;
- init_copy(p, type, x, y, px, py);
- canvas_middlebut_proc = null_proc;
- set_mousefun("place object", "", "cancel");
- draw_mousefun_canvas();
- }
-
- static
- init_constrained_copy(p, type, x, y, px, py)
- char *p;
- int type;
- int x, y, px, py;
- {
- constrained = MOVE_HORIZ_VERT;
- init_copy(p, type, x, y, px, py);
- canvas_middlebut_proc = canvas_leftbut_proc;
- canvas_leftbut_proc = null_proc;
- set_mousefun("", "place object", "cancel");
- draw_mousefun_canvas();
- }
-
- static
- init_copy(p, type, x, y, px, py)
- char *p;
- int type;
- int x, y, px, py;
- {
- switch (type) {
- case O_COMPOUND:
- set_temp_cursor(null_cursor);
- cur_c = (F_compound *) p;
- new_c = copy_compound(cur_c);
- init_compounddragging(new_c, px, py);
- break;
- case O_POLYLINE:
- set_temp_cursor(null_cursor);
- cur_l = (F_line *) p;
- new_l = copy_line(cur_l);
- init_linedragging(new_l, px, py);
- break;
- case O_TEXT:
- set_temp_cursor(null_cursor);
- cur_t = (F_text *) p;
- new_t = copy_text(cur_t);
- init_textdragging(new_t, x, y);
- break;
- case O_ELLIPSE:
- set_temp_cursor(null_cursor);
- cur_e = (F_ellipse *) p;
- new_e = copy_ellipse(cur_e);
- init_ellipsedragging(new_e, px, py);
- break;
- case O_ARC:
- set_temp_cursor(null_cursor);
- cur_a = (F_arc *) p;
- new_a = copy_arc(cur_a);
- init_arcdragging(new_a, px, py);
- break;
- case O_SPLINE:
- set_temp_cursor(null_cursor);
- cur_s = (F_spline *) p;
- new_s = copy_spline(cur_s);
- init_splinedragging(new_s, px, py);
- break;
- default:
- return;
- }
- }
-
- static
- init_copy_to_scrap(p, type, x, y, px, py)
- char *p;
- int type;
- int x, y;
- int px, py;
- {
- FILE *fp;
- struct stat file_status;
-
- if (stat(cut_buf_name, &file_status) == 0) { /* file exists */
- if (file_status.st_mode & S_IFDIR) {
- put_msg("\"%s\" is a directory", cut_buf_name);
- return;
- }
- if (file_status.st_mode & S_IWRITE) { /* writing is permitted */
- if (file_status.st_uid != geteuid()) {
- put_msg("Error: access denied to cut file");
- return;
- }
- } else {
- put_msg("Error: cut file is read only");
- return;
- }
- } else if (errno != ENOENT)
- return; /* file does exist but stat fails */
-
- if ((fp = fopen(cut_buf_name, "w")) == NULL) {
- put_msg("Couldn't open cut file %s", sys_errlist[errno]);
- return;
- } else {
- (void) fprintf(fp, "%s\n", file_header);
- (void) fprintf(fp, "%d %d\n", PIX_PER_INCH, 2);
- }
-
- switch (type) {
- case O_COMPOUND:
- cur_c = (F_compound *) p;
- write_compound(fp, cur_c);
- break;
- case O_ARC:
- cur_a = (F_arc *) p;
- write_arc(fp, cur_a);
- break;
- case O_ELLIPSE:
- cur_e = (F_ellipse *) p;
- write_ellipse(fp, cur_e);
- break;
- case O_POLYLINE:
- cur_l = (F_line *) p;
- write_line(fp, cur_l);
- break;
- case O_TEXT:
- cur_t = (F_text *) p;
- write_text(fp, cur_t);
- break;
- case O_SPLINE:
- cur_s = (F_spline *) p;
- write_spline(fp, cur_s);
- break;
- default:
- fclose(fp);
- return;
- }
- put_msg("Object copied to scrap");
- fclose(fp);
- }
-