static void place_spline_x(int x, int y) { canvas_leftbut_proc = null_proc; canvas_middlebut_proc = null_proc; canvas_rightbut_proc = null_proc; canvas_locmove_proc = null_proc; canvas_ref_proc = null_proc; adjust_pos(x, y, fix_x, fix_y, &x, &y); translate_spline(new_s, x - fix_x, y - fix_y); if (return_proc == copy_selected) { add_spline(new_s); } else { list_add_spline(&objects.splines, new_s); clean_up(); set_lastposition(fix_x, fix_y); set_newposition(x, y); set_action_object(F_MOVE, O_SPLINE); set_latestspline(new_s); set_modifiedflag(); } redisplay_spline(new_s); /* turn back on all relevant markers */ update_markers(new_objmask); (*return_proc) (); draw_mousefun_canvas(); }
void splinepoint_deleting(F_spline *spline, F_point *previous_point, F_point *selected_point) { F_point *next_point; F_sfactor *s_prev_point, *selected_sfactor; next_point = selected_point->next; set_temp_cursor(wait_cursor); clean_up(); set_last_prevpoint(previous_point); /* delete it and redraw underlying objects */ list_delete_spline(&objects.splines, spline); draw_spline(spline, ERASE); redisplay_spline(spline); if (previous_point == NULL) { spline->points = next_point; if (open_spline(spline)) { selected_sfactor = spline->sfactors->next; spline->sfactors->next = selected_sfactor->next; } else { selected_sfactor = spline->sfactors; spline->sfactors = spline->sfactors->next; } } else { previous_point->next = next_point; if ((next_point == NULL) && (open_spline(spline))) previous_point = prev_point(spline->points, previous_point); s_prev_point = search_sfactor(spline,previous_point); selected_sfactor = s_prev_point->next; s_prev_point->next = s_prev_point->next->next; } /* put it back in the list and draw the new spline */ list_add_spline(&objects.splines, spline); /* redraw it and anything on top of it */ redisplay_spline(spline); set_action_object(F_DELETE_POINT, O_SPLINE); set_latestspline(spline); set_last_selectedpoint(selected_point); set_last_selectedsfactor(selected_sfactor); set_last_nextpoint(next_point); set_modifiedflag(); reset_cursor(); }
static void cancel_spline(void) { canvas_ref_proc = canvas_locmove_proc = null_proc; elastic_moveline(new_s->points); /* erase last lengths if appres.showlengths is true */ erase_lengths(); if (return_proc == copy_selected) { free_spline(&new_s); } else { list_add_spline(&objects.splines, new_s); redisplay_spline(new_s); } /* turn back on all relevant markers */ update_markers(new_objmask); (*return_proc) (); draw_mousefun_canvas(); }
void undo_delete(void) { int xmin, ymin, xmax, ymax; char ctemp[PATH_MAX]; switch (last_object) { case O_POLYLINE: list_add_line(&objects.lines, saved_objects.lines); redisplay_line(saved_objects.lines); break; case O_ELLIPSE: list_add_ellipse(&objects.ellipses, saved_objects.ellipses); redisplay_ellipse(saved_objects.ellipses); break; case O_TXT: list_add_text(&objects.texts, saved_objects.texts); redisplay_text(saved_objects.texts); break; case O_SPLINE: list_add_spline(&objects.splines, saved_objects.splines); redisplay_spline(saved_objects.splines); break; case O_ARC: list_add_arc(&objects.arcs, saved_objects.arcs); redisplay_arc(saved_objects.arcs); break; case O_COMPOUND: list_add_compound(&objects.compounds, saved_objects.compounds); redisplay_compound(saved_objects.compounds); break; case O_ALL_OBJECT: saved_objects.next = NULL; compound_bound(&saved_objects, &xmin, &ymin, &xmax, &ymax); tail(&objects, &object_tails); append_objects(&objects, &saved_objects, &object_tails); redisplay_zoomed_region(xmin, ymin, xmax, ymax); } last_action = F_ADD; }
void line_spline(F_line *l, int type_value) { F_spline *s; if (num_points(l->points) < CLOSED_SPLINE_MIN_NUM_POINTS) { put_msg("Not enough points for a spline"); beep(); return; } if ((s = create_spline()) == NULL) return; s->type = type_value; if (l->type == T_POLYGON) s->points = copy_points(l->points->next); else s->points = copy_points(l->points); s->style = l->style; s->thickness = l->thickness; s->pen_color = l->pen_color; s->fill_color = l->fill_color; s->depth = l->depth; s->style_val = l->style_val; s->cap_style = l->cap_style; s->pen_style = l->pen_style; s->fill_style = l->fill_style; s->sfactors = NULL; s->next = NULL; if (l->for_arrow) { s->for_arrow = create_arrow(); s->for_arrow->type = l->for_arrow->type; s->for_arrow->style = l->for_arrow->style; s->for_arrow->thickness = l->for_arrow->thickness; s->for_arrow->wd = l->for_arrow->wd; s->for_arrow->ht = l->for_arrow->ht; } else { s->for_arrow = NULL; } if (l->back_arrow) { s->back_arrow = create_arrow(); s->back_arrow->type = l->back_arrow->type; s->back_arrow->style = l->back_arrow->style; s->back_arrow->thickness = l->back_arrow->thickness; s->back_arrow->wd = l->back_arrow->wd; s->back_arrow->ht = l->back_arrow->ht; } else { s->back_arrow = NULL; } /* A spline must have an s parameter for each point */ if (!make_sfactors(s)) { free_spline(&s); return; } /* Get rid of the line and draw the new spline */ delete_line(l); /* now put back the new spline */ mask_toggle_splinemarker(s); list_add_spline(&objects.splines, s); redisplay_spline(s); set_action_object(F_CONVERT, O_POLYLINE); set_latestspline(s); set_modifiedflag(); }