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/* cp_action.c routines to handle the actions sent by the notifier. */
#include "cp_head.h"
char *datastr;
int canv1; /* holds canvas number, set in canvas_evt routine */
FILE *fp;
Textsw_mark script_command;
char next[BUFSIZE];
extern Menu cmd_menu,pack_menu,screen_opt_menu,
O_menu,R_menu,C_menu,K_menu,
inquiry_menu,misc_menu,special_menu,color_menu,param_menu,
screen_c_menu,disp_opt_menu;
extern void textsw_possibly_normalize(),textsw_set_selection();
int script_sw_notify_proc(Textsw textsw,Attr_avlist attributes)
{
int pass_on = FALSE;
Attr_avlist attrs;
extern void (*default_textsw_notify)();
char filename[NAME_MAX];
Textsw_index pos;
for (attrs=attributes;*attrs;attrs=attr_next(attrs))
{
switch ((Textsw_action)(*attrs))
{
case TEXTSW_ACTION_LOADED_FILE: /* want to mark next command line */
{
sprintf(filename,"Script Window - ");
if (textsw_append_file_name(script_sw,filename)!=0)
strcat(filename,"(NONE)\0");
xv_set(script_frame,XV_LABEL,filename,0);
pos=(Textsw_index)xv_get(script_sw,TEXTSW_INSERTION_POINT);
if ((int)pos==0) script_file_data_mark=script_file_cmd_mark
= script_file_path_mark
=(Textsw_mark)
textsw_add_mark(script_sw,pos,TEXTSW_MARK_DEFAULTS);
/* probably new file */
pass_on=TRUE;
break;
}
case TEXTSW_ACTION_EDITED_FILE: /* indicate editing */
{
sprintf(filename,"Script Window - ");
if (textsw_append_file_name(script_sw,filename)!=0)
/* no file name */
{
strcat(filename,"(NONE)\0");
pos=(Textsw_index)xv_get(script_sw,TEXTSW_INSERTION_POINT);
if ((int)pos < 6) script_file_data_mark
=script_file_cmd_mark
=script_file_path_mark
=(Textsw_mark)
textsw_add_mark(script_sw,pos,TEXTSW_MARK_DEFAULTS);
/* probably starting empty file */
}
strcat(filename," (edited)\0");
xv_set(script_frame,XV_LABEL,filename,0);
pass_on=TRUE;
break;
}
case TEXTSW_ACTION_EDITED_MEMORY: /* editing empty window */
{
sprintf(filename,"Script Window - (NONE) (edited)");
xv_set(script_frame,XV_LABEL,filename,0);
pass_on=TRUE;
break;
}
default:
{
pass_on=TRUE;
break;
}
} /* end of switch */
} /* end of for */
if ((int)xv_get(script_sw,TEXTSW_LENGTH) == 0)
{
sprintf(filename,"Script Window - (NONE)");
xv_set(script_frame,XV_LABEL,filename,0);
}
if (pass_on) default_textsw_notify(textsw,attributes);
return 1;
} /* script_sw_notify_proc */
char *find_script_data(char *datastr,int flag)
/* Search forward in file to locate data following given <name>;
loads buffer. flag 1=pack,2=path,3=cmds. Data must begin
shortly after <name>. */
{
int length,stop_flag=0,total;
Textsw_index name1,name2,key2,first=(Textsw_index)0,
last_plus_one,end_pos,lastpt;
char *buffer,prefix[6];
total=(int)xv_get(script_sw,TEXTSW_LENGTH);
lastpt=name1=(Textsw_index)xv_get(script_sw,TEXTSW_INSERTION_POINT);
while (flag==1 && !stop_flag
&& (int)name1<total && (int)name1>=(int)lastpt)
/* search for pack data */
{
if (textsw_find_bytes(script_sw,&name1,&name2,datastr,
(int)strlen(datastr),0)<0 || (int)name1<(int)lastpt)
{window_bell(script_sw);return NULL;}
lastpt=name2;
if (textsw_find_bytes(script_sw,&name2,&key2,"COUNT:",6,0)>=0
&& ((int)name2-(int)name1)<=(strlen(datastr)+12)
&& (int)name2>=5)
/* found name with nearby data */
{
stop_flag=1;
xv_get(script_sw,TEXTSW_CONTENTS,
(Textsw_index)(name2-5),prefix,5);
prefix[5]='\0';
if (strcmp(prefix,"CHECK")==0)
first=(Textsw_index)(name2-5);
else if(strcmp(prefix+1,"NODE")==0)
first=(Textsw_index)(name2-4);
else {window_bell(script_sw);return NULL;}
/* malformed data */
}
name1=lastpt;
}
while (flag==2 && !stop_flag
&& (int)name1<total && (int)name1>=(int)lastpt)
/* search for path data */
{
if (textsw_find_bytes(script_sw,&name1,&name2,datastr,
(int)strlen(datastr),0)<0 || (int)name1<(int)lastpt)
{window_bell(script_sw);return NULL;}
lastpt=name2;
if (textsw_find_bytes(script_sw,&name2,&key2,"PATH",4,0)>=0
&& ((int)name2-(int)name1)<=(strlen(datastr)+8))
/* found name with nearby data */
{
stop_flag=1;
first=name2;
}
name1=lastpt;
}
while (flag==3 && !stop_flag
&& (int)name1<total && (int)name1>=(int)lastpt)
/* search for cmds data */
{
if (textsw_find_bytes(script_sw,&name1,&name2,datastr,
(int)strlen(datastr),0)<0 || (int)name1<(int)lastpt)
{window_bell(script_sw);return NULL;}
lastpt=name2;
if (textsw_find_bytes(script_sw,&name2,&key2,"CMDS",4,0)>=0
&& ((int)name2-(int)name1)<=(strlen(datastr)+8))
/* found name with nearby data */
{
stop_flag=1;
first=name2;
}
name1=lastpt;
}
if (!stop_flag || textsw_find_bytes(script_sw,&key2,&last_plus_one,
"END",3,0)<0)
{window_bell(script_sw);return NULL;}
/* malformed/missing data set */
length=(int)last_plus_one-(int)first;
buffer=(char *)malloc(length+2);
end_pos=(Textsw_index)xv_get(script_sw,TEXTSW_CONTENTS,
(int)first,buffer,length);
if (end_pos != (int)first+length)
{window_bell(script_sw);return NULL;}
buffer[length]='\n';buffer[length+1]='\0';
return buffer;
} /* find_script_data */
int find_next_script_cmd(int direction,int ex_flag)
/* finds and selects (or executes) next (or previous) command from
insertion pt in script. Return -1 if command not found, else return
index of first character. direction: 0=forward, 1=backward. */
{
int cmd_length,cmd_shift;
unsigned dir;
Textsw_index first,last_plus_one,pos,dummy;
char *datastr;
dir=(unsigned)direction;
if (ex_flag)
first=(Textsw_index) xv_get(script_sw,TEXTSW_INSERTION_POINT);
else first=textsw_find_mark(script_sw,script_file_cmd_mark);
dummy=first;
pos=textsw_find_bytes(script_sw,&dummy,&last_plus_one,
"]:=",3,dir);
if ( pos<0 || (dir==0 && pos < first)
|| (dir==1 && pos >= first) )
{
(void) window_bell(script_sw);
return -1;
}
first=dummy=last_plus_one;
datastr=(char *)malloc(1024);
pos=(Textsw_index) xv_get(script_sw,TEXTSW_CONTENTS,(int)first,
datastr,1023);
if ((cmd_length=(int)pos - (int)first)<1024)
datastr[cmd_length]='\0';
else datastr[1023]='\0';
if (!cmd_search(datastr,&cmd_shift))
/* didn't get anything */
{
(void) window_bell(script_sw);
free(datastr);
return -1;
}
dummy=dummy+(Textsw_index)cmd_shift;
if (ex_flag)
{
free(next_script_cmd);
next_script_cmd=datastr;
xv_set(script_sw,TEXTSW_INSERTION_POINT,dummy,0);
textsw_possibly_normalize(script_sw,dummy);
script_file_cmd_mark=(Textsw_mark)
textsw_add_mark(script_sw,dummy,TEXTSW_MARK_DEFAULTS);
return cmd_length;
}
textsw_set_selection(script_sw,first,dummy,1);
textsw_possibly_normalize(script_sw,dummy);
return 0;
} /* find_next_script_cmd */
int exe_named_cmd(char *datastr,int *targ_p)
/* Search script file, execute first cmd beginning '[datastr]:='.
If none found and datastr is not empty, execute first beginning
'[datastr}:='. The curly bracket means the
command won't be executed unless called explicitly with label. */
{
long save_pos,start_pos;
int cmd_length,cmd_shift,count=0,label_flag=0;
char next[256],bracket[260],*cmdstr;
Textsw_index pos,first,last_plus_one;
if (cmd_mode && !script_fp) return 0;
cmd_search_depth++;
stripsp(datastr);
if (!grab_next(&datastr,next)) next[0]='\0';
if (cmd_search_depth>10)
{
cmd_search_depth--;
return 0;
}
if (!cmd_mode) /* GUI mode */
{
first=(Textsw_index)0;
sprintf(bracket,"[%s]:=",next);
pos=textsw_find_bytes(script_sw,&first,&last_plus_one,
bracket,(int)strlen(bracket),0);
if (pos<0) /* not found, look for } */
{
sprintf(bracket,"[%s}:=",next);
pos=textsw_find_bytes(script_sw,&first,&last_plus_one,
bracket,(int)strlen(bracket),0);
if (pos<0) /* still not found */
{
(void) window_bell(script_sw);
cmd_search_depth--;
return 0;
}
}
first=last_plus_one;
cmdstr=(char *)calloc((size_t)(BUFSIZE+2),sizeof(char));
pos=(Textsw_index) xv_get(script_sw,TEXTSW_CONTENTS,(int)first,
cmdstr,BUFSIZE);
if ((cmd_length=((int)pos - (int)first))<BUFSIZE)
cmdstr[cmd_length]='\0';
else cmdstr[BUFSIZE+1]='\0';
if (!cmd_search(cmdstr,&cmd_shift))
/* didn't get anything */
{
(void) window_bell(script_sw);
free(cmdstr);
cmd_search_depth--;
return 0;
}
cmdstr[cmd_shift]='\0';
}
else /* cmd mode */
{
label_flag=strlen(next);
save_pos=ftell(script_fp); /* save position in file */
start_pos = (label_flag) ? 0 : save_pos; /* where to start search */
sprintf(bracket,"%s]:=",next);
if (find_token(script_fp,start_pos,&cmdstr,bracket)<0) /* no luck */
{
sprintf(bracket,"%s}:=",next);
if (!label_flag
|| find_token(script_fp,start_pos,&cmdstr,bracket)<0)
/* didn't get anything */
{
if (cmdstr) free(cmdstr);
fseek(script_fp,save_pos,SEEK_SET);
cmd_search_depth--;
return 0;
}
}
if (label_flag) /* if labeled cmd, restore original file position */
fseek(script_fp,save_pos,SEEK_SET);
}
count=sort_cmd(cmdstr,targ_p);
cmd_search_depth--;
free(cmdstr);
return count;
} /* exe_named_cmd */
int cmd_proc(Panel_item item,Event *event)
/* cmd_menu actions.*/
{
if (event_action(event)==ACTION_MENU && event_is_down(event))
menu_show(cmd_menu,panel,event,0);
else if (event_action(event)==ACTION_SELECT && event_is_down(event) )
sort_cmd(cmd_history,¤t_p);
return 1;
} /* cmd_proc */
int cmd_line_proc(Panel_item item,Event *event)
{
strcpy(buf,(char *)xv_get(cmd_item,PANEL_VALUE));
sort_cmd(buf,¤t_p);
xv_set(cmd_item,PANEL_VALUE,"",0);
return 1;
} /* cmd_line_proc */
int handle_cmd_proc(Menu menu,Menu_item menuitem)
{
char *cmd_stream;
int act=(int) xv_get(menuitem,MENU_VALUE);
switch (act)
{
case 1: /* repeat last command */
{sort_cmd(cmd_history,¤t_p); return 1;}
case 2: /* execute selected command string */
{
if (!strlen(cmd_stream = get_selection(1))) return 1;
if (sort_cmd(cmd_stream,¤t_p)) strcpy(cmd_history,cmd_stream);
/* if command seems to work, it is stored for later use. */
return 1;
}
case 3: /* print `cmd_history' at end of scratch_sw */
{
sprintf(msgbuf,"\n"); strcat(msgbuf,cmd_history);strcat(msgbuf,"\n");
smsg();
return 1;
}
} /* end of switch */
return 1;
} /* handle_cmd_proc */
int pack_proc(Panel_item item,Event *event)
/* pack_menu actions.*/
{if (event_action(event)==ACTION_MENU && event_is_down(event))
menu_show(pack_menu,panel,event,0);return 1;}
int handle_path_io_proc(Menu menu,Menu_item menuitem)
{
char *filename;
int act=(int) xv_get(menuitem,MENU_VALUE);
if (!strlen(filename=get_selection(1)))
{
strcpy(msgbuf,"You must make a filename selection");
emsg();
return 1;
}
if (act==1) /* read */
{
sprintf(buf,"read_path %s",filename);
handle_cmd(buf,¤t_p);
return 1;
}
else if (act==2)
{
if ((fp=fopen(buf,"r")) != NULL)
{
sprintf(buf,"File %s already exists. Overwrite???",
filename);
fclose(fp);
if (!confirm_action(buf)) return 1;
}
sprintf(buf,"write_path %s",filename);
handle_cmd(buf,¤t_p);
return 1;
}
return 1;
} /* handle_path_io_proc */
int handle_write_proc(Menu menu,Menu_item menuitem)
{
char *filename;
int act=(int) xv_get(menuitem,MENU_VALUE);
if (!strlen(filename=get_selection(1)))
{
strcpy(msgbuf,"You must make a filename selection");
emsg();
return 1;
}
/* write directly to script file (or named file) */
if (act == 6)
{
sprintf(buf,"write -s %s",filename);
handle_cmd(buf,¤t_p);
return 1;
}
set_packing_path();
strcpy(buf,path);
strcat(buf,filename);
if ((fp=fopen(buf,"r")) != NULL)
{
sprintf(buf,"File %s already exists. Overwrite???",filename);
fclose(fp);
if (!confirm_action(buf)) return 1;
}
if (act==7)
{
sprintf(buf,"eucl_write %s",filename);
handle_cmd(buf,¤t_p);
return 1;
}
strcpy(buf,"write");
switch (act)
{
case 2: /* combinatoric info only */
{strcat(buf," -c ");break;}
case 3: /* minimal */
{strcat(buf," -m ");break;}
case 4: /* maximal */
{strcat(buf," -M ");break;}
case 5: /* efficient: no cents/angsums */
{strcat(buf," -e ");break;}
default: /* default */
{strcat(buf," -d ");break;}
}
strcat(buf,filename);
return (handle_cmd(buf,¤t_p));
} /* handle_write_proc */
int handle_pack_proc(Menu menu,Menu_item menuitem)
{
int p=current_p,p1,act=(int) xv_get(menuitem,MENU_VALUE);
char *filename,*datastr;
switch (act)
{
case 1: /* select and read from file */
{
if (!strlen(filename = get_selection(1)))
{
strcpy(msgbuf,"You must make a filename selection.");
emsg();return 1;
}
if (packdata[p].status)
{
sprintf(buf,"Overwrite active pack?");
if (!confirm_action(buf)) return 1;
}
sprintf(buf,"read %s",filename);
return (handle_cmd(buf,¤t_p));
}
case 3: /* copy to selected pack */
{
if (!strlen(datastr = get_selection(1))
|| sscanf(datastr,"%d",&p1)!=1 || p1<0 || p1>=NUM_PACKS
|| !packdata[current_p].status)
{
strcpy(msgbuf,"Data form: p. Copy active pack data to pack p. ");
emsg();return 1;
}
if (packdata[p1].status)
{
sprintf(buf,"Pack %d already full. OK?",p1);
if (!confirm_action(buf)) return 1;
}
sprintf(buf,"copy -p%d %d",current_p,p1);
if (!handle_cmd(buf,¤t_p)) {strcpy(msgbuf,"Copy failed");emsg();}
return 1;
}
case 4: /* start new pack with a flower seed */
{
datastr = get_selection(1);
if (packdata[p].status)
{
sprintf(buf,"Current pack has contents. Overwrite?");
if (!confirm_action(buf)) return 1;
}
sprintf(buf,"seed %s",datastr);
if (!handle_cmd(buf,¤t_p))
{strcpy(msgbuf,"Seed failed to take.");emsg();}
return 1;
}
case 5: /* read path from a file */
{
if (!strlen(filename = get_selection(1)))
{
strcpy(msgbuf,"You must select a filename containing the path.");
emsg();
return 1;
}
sprintf(buf,"read_path %s",filename);
return (handle_cmd(buf,¤t_p));
}
} /* end of cases */
return 1;
} /* pack_proc */
/* ------------------------ */
int screen_up_proc(Panel_item item,Event *event)
/* screen_opt_menu actions. */
{if (event_action(event)==ACTION_MENU && event_is_down(event))
menu_show(screen_opt_menu,panel,event,0);return 1;}
int setup_proc()
/* displays panel for setting various options */
{
if (xv_get(setup_frame,WIN_SHOW))
xv_set(setup_frame,WIN_SHOW,FALSE,0);
else xv_set(setup_frame,WIN_SHOW,TRUE,0);
return 1;
}
int handle_screen_up_proc(Menu menu,Menu_item menuitem)
{
int pnum,act=(int) xv_get(menuitem,MENU_VALUE);
if (act==0) return 1;
pnum=act-1;
if (!packdata[pnum].status)
{sprintf(msgbuf,"Note: pack %d is empty.",pnum);msg();}
canvas_life(pnum,1);
return 1;
} /* screen_up_proc */
int cmd_up_proc(Panel_item item,Event *event)
{cmd_up(1);return 1;}
int cmd_up(int sflag)
/* displays the cmd_frame, msg_frame, text_frame, and script
frame if sflag . */
{
xv_set(cmd_frame,WIN_SHOW,TRUE,0);
xv_set(msg_frame,WIN_SHOW,TRUE,0);
if (sflag) xv_set(text_frame,WIN_SHOW,TRUE,0);
return 1;
} /* cmd_up_proc */
int script_up_proc()
/* open script_frame */
{
if (xv_get(script_frame,WIN_SHOW))
xv_set(script_frame,WIN_SHOW,FALSE,0);
else {strcpy(buf,"script");handle_cmd(buf,¤t_p);}
return 1;
} /* script_up_proc */
/* ------------------------ */
/* ------------------------ */
int Radjust_proc(Panel_item item,Event *event)
/* R_menu actions. */
{if (event_action(event)==ACTION_MENU && event_is_down(event))
menu_show(R_menu,panel,event,0);return 1;}
int handle_radjust_proc(Menu menu,Menu_item menuitem)
{
int cp=current_p,act=(int) xv_get(menuitem,MENU_VALUE);
double a,b;
switch (act)
{
case 1: /* set one or more radii */
{
if (!strlen(datastr=get_selection(1)))
{
strcpy(msgbuf,"You must select (decimal) radius "
"and vertex numbers.");
emsg();return 1;
}
sprintf(buf,"set_rad %s",datastr);
break;
}
case 2: /* set boundary radii to infinity (and adjust bdry 'aim'.)*/
{
if (packdata[cp].hes==0)
{
strcpy(msgbuf,"This is euclidean pack, can't set "
"radii to infinity.");
emsg();return 1;
}
sprintf(buf,"set_rad -0.1 b");
handle_cmd(buf,¤t_p);
sprintf(buf,"set_aim -0.1 b");
break;
}
case 3: /* increment radii using inc_factor */
{
if (!strlen(datastr=get_selection(1)))
{
strcpy(msgbuf,"You must select vertices to increment.");
emsg();return 1;
}
sprintf(buf,"inc_rad %s",datastr);
break;
}
case 4: /* Increment all finite bdry radii using inc_factor. */
sprintf(buf,"inc_rad b");break;
case 5: /* decrement radii using 1/inc_factor */
{
if (!strlen(datastr=get_selection(1)))
{
strcpy(msgbuf,"You must select vertices to decrement.");
emsg();return 1;
}
sprintf(buf,"dec_rad %s",datastr);
break;
}
case 6: /* Decrement all finite bdry radii using dec_factor. */
sprintf(buf,"dec_rad b");break;
case 7: /* set random radii */
{
if (!strlen(datastr=get_selection(1)))
{
strcpy(msgbuf,"You must select vertices to randomize.");
emsg();return 1;
}
sprintf(buf,"set_rand %s",datastr);
break;
}
case 8: /* scale pack by a eucl_factor */
sprintf(buf,"scale");break;
case 9: /* create spiral packing using selected two parameters */
{
if (!strlen(datastr=get_selection(1))
|| sscanf(datastr,"%lf %lf",&a,&b)!=2 || a<=0 || b<=0)
{strcpy(msgbuf,"Data form: a b. Select two "
"positive parameters.");emsg();return 1;}
sprintf(buf,"spiral %s",datastr);
if (!handle_cmd(buf,¤t_p))
{strcpy(msgbuf,"Something went wrong with spiraling.");emsg();}
return 1;
}
} /* end of switch */
return (handle_cmd(buf,¤t_p));
} /* handle_radjust_proc */
/* ------------------------ */
int Oadjust_proc(Panel_item item,Event *event)
/* O_menu actions. */
{if (event_action(event)==ACTION_MENU && event_is_down(event))
menu_show(O_menu,panel,event,0);return 1;}
int handle_oadjust_proc(Menu menu,Menu_item menuitem)
{
char buff[40];
int act=(int) xv_get(menuitem,MENU_VALUE),p=current_p;
double ang;
switch (act)
{
case 1: /* set all overlaps */
{
if (!strlen(datastr = get_selection(1))) ang=0.0;
else if (!sscanf(datastr,"%lf",&ang) || ang<0 || ang>0.500)
{
strcpy(msgbuf,"Selected overlap angle was not in [0,.5].");
emsg();return 1;
}
sprintf(buff,"set_overlap %f",ang);
break;
}
case 2: /* set selected overlaps, a + pairs v w */
{
if (!strlen(datastr = get_selection(1)))
{
strcpy(msgbuf,"Data form: a v w.. angle a an list of node pairs.");
emsg();return 1;
}
sprintf(buff,"set_overlap %s",datastr);
break;
}
case 3: /* reset all to zero, free memory */
{free_overlaps(&packdata[p]);return 1; }
} /* end of switch */
return (handle_cmd(buff,¤t_p));
} /* handle_oadjust_proc */
/* ------------------------ */
int Cadjust_proc(Panel_item item,Event *event)
/* C_menu actions.*/
{if (event_action(event)==ACTION_MENU && event_is_down(event))
menu_show(C_menu,panel,event,0);return 1;}
int handle_cadjust_proc(Menu menu,Menu_item menuitem)
{
int act=(int) xv_get(menuitem,MENU_VALUE);
switch (act)
{
case 1: /* set to Andreev values (0 at bdry, 2pi interior) */
{
sprintf(buf,"set_aim -d");
if (handle_cmd(buf,¤t_p))
{strcpy(msgbuf,"Set aim values to default.");msg();}
else
{strcpy(msgbuf,"Something went wrong with setting "
"default aim values.");emsg();}
return 1;
}
case 2: /* set selected aim values */
{
if (!strlen(datastr=get_selection(1)))
strcpy(buf,
"You must select (decimal) curvature, then "
"list vertex numbers.");
sprintf(buf,"set_aim %s",datastr);
return (handle_cmd(buf,¤t_p));
}
case 3: /* reset all aims to current curvature values */
sprintf(buf,"set_aim -c");break;
case 4: /* reset interior aims to 2pi, bdry to -1 so they don't change.*/
sprintf(buf,"set_aim -d");break;
} /* end of switch */
return (handle_cmd(buf,¤t_p));
} /* Cadjust_proc */
/* ------------------------ */
int win_save_proc(Panel_item item,Event *event)
/* save window locs/status? */
{save_workspace();return 1;}
int save_workspace()
{
int winopen,i;
Rect rect;
char wpname[NAME_MAX];
FILE *wp;
sprintf(buf,"Please confirm: Save your workspace?");
if (!confirm_action(buf)) return 0;
strcpy(wpname,home_dir);
strcat(wpname,"/.packwp");
if (!(wp=fopen(wpname,"w")))
{
sprintf(msgbuf,"Can't open %s to save window locations.",wpname);
emsg();
return 0;
}
fprintf(wp,"Save window locations for CirclePack\n\n");
fprintf(wp," window open? x y w h\n\n");
frame_get_rect(base_frame,&rect);
winopen=xv_get(base_frame,WIN_SHOW);
fprintf(wp," base_frame: %d %d %d %d %d\n",
winopen,rect.r_left,rect.r_top,rect.r_width,rect.r_height);
frame_get_rect(cmd_frame,&rect);
winopen=xv_get(cmd_frame,WIN_SHOW);
fprintf(wp," cmd_frame: %d %d %d %d %d\n",
winopen,rect.r_left,rect.r_top,rect.r_width,rect.r_height);
frame_get_rect(msg_frame,&rect);
winopen=xv_get(msg_frame,WIN_SHOW);
fprintf(wp," msg_frame: %d %d %d %d %d\n",
winopen,rect.r_left,rect.r_top,rect.r_width,rect.r_height);
frame_get_rect(script_frame,&rect);
winopen=xv_get(script_frame,WIN_SHOW);
fprintf(wp," script_frame: %d %d %d %d %d\n",
winopen,rect.r_left,rect.r_top,rect.r_width,rect.r_height);
frame_get_rect(setup_frame,&rect);
winopen=xv_get(setup_frame,WIN_SHOW);
fprintf(wp," setup_frame: %d %d %d %d %d\n",
winopen,rect.r_left,rect.r_top,rect.r_width,rect.r_height);
frame_get_rect(history_frame,&rect);
winopen=xv_get(history_frame,WIN_SHOW);
fprintf(wp," history_frame: %d %d %d %d %d\n",
winopen,rect.r_left,rect.r_top,rect.r_width,rect.r_height);
frame_get_rect(text_frame,&rect);
winopen=xv_get(text_frame,WIN_SHOW);
fprintf(wp," text_frame: %d %d %d %d %d\n",
winopen,rect.r_left,rect.r_top,rect.r_width,rect.r_height);
frame_get_rect(help_frame,&rect);
winopen=xv_get(help_frame,WIN_SHOW);
fprintf(wp," help_frame: %d %d %d %d %d\n",
winopen,rect.r_left,rect.r_top,rect.r_width,rect.r_height);
for (i=0;i<NUM_PACKS;i++)
{
frame_get_rect(canvas_frame[i],&rect);
winopen=xv_get(canvas_frame[i],WIN_SHOW);
fprintf(wp," canvas_frame[%d]: %d %d %d %d %d\n",i,
winopen,rect.r_left,rect.r_top,rect.r_width,rect.r_height);
}
fclose(wp);
return 1;
} /* save_workspace */
int quit_proc(Panel_item item,Event *event)
/* close up shop */
{quit(1);return 1;}
int quit(int flag)
/* flag set means to confirm the quit command */
{
if (cmd_mode) exit(2);
if (flag)
{
sprintf(buf,"Confirm the QUIT (or use command 'Quit').");
if (!confirm_action(buf)) return 1;
}
textsw_erase(msg_sw,0,TEXTSW_INFINITY);
textsw_erase(scratch_sw,0,TEXTSW_INFINITY);
textsw_erase(log_sw,0,TEXTSW_INFINITY);
textsw_erase(script_sw,0,TEXTSW_INFINITY);
xv_destroy_safe(base_frame);
exit(3);
return 1;
} /* quit */
/* ------------------------ */
int help_proc()
/* popup help text window (read only) */
{
if (xv_get(help_frame,WIN_SHOW))
xv_set(help_frame,WIN_SHOW,FALSE,0);
else xv_set(help_frame,WIN_SHOW,TRUE,0);
return 1;
} /* help_proc */
/* ------------------------ */
int history_proc()
/* popup history text window */
{ if (xv_get(history_frame,WIN_SHOW))
xv_set(history_frame,WIN_SHOW,FALSE,0);
else xv_set(history_frame,WIN_SHOW,TRUE,0);
textsw_possibly_normalize(log_sw,
(Textsw_index) xv_get(log_sw,TEXTSW_INSERTION_POINT));
return 1;
} /* history_proc */
/* ------------------------ */
int Kadjust_proc(Panel_item item,Event *event)
/* K_menu actions. */
{if (event_action(event)==ACTION_MENU && event_is_down(event))
menu_show(K_menu,panel,event,0);return 1;}
int handle_kadjust_proc(Menu menu,Menu_item menuitem)
{
int act=(int) xv_get(menuitem,MENU_VALUE);
switch (act)
{
case 2: /* enclosing bdry circles */
{
if (!strlen(datastr = get_selection(1)))
{
strcpy(msgbuf,"Data: n v1 v2 ... Enclose vertices "
"with n added circles.");
emsg();
return 1;
}
sprintf(buf,"enclose %s",datastr);
break;
}
case 3: /* adjoin */
{
if (!strlen(datastr = get_selection(1))) *datastr='\0';
sprintf(buf,"adjoin %s",datastr);
break;
}
case 4: /* apply the cookie cutter */
{sprintf(buf,"cookie");break; }
case 7: /* swap node numbers */
{
if (!strlen(datastr=get_selection(0))) return 1;
sprintf(buf,"swap %s",datastr);
break;
}
} /* end of switch */
return (handle_cmd(buf,¤t_p));
} /* Kadjust_proc */
int handle_set_abc_proc(Menu menu,Menu_item menuitem)
{
int act=(int) xv_get(menuitem,MENU_VALUE);
if (!strlen(datastr=get_selection(1))) return 1;
switch (act)
{
case 1: sprintf(buf,"alpha %s",datastr);break;
case 2: sprintf(buf,"beta %s",datastr);break;
case 3: sprintf(buf,"gamma %s",datastr);break;
case 4: sprintf(buf,"node_active %s",datastr);break;
}
return (handle_cmd(buf,¤t_p));
} /* handle_set_abc_proc */
int handle_add_proc(Menu menu,Menu_item menuitem)
{
int v,w,d,n,act=(int) xv_get(menuitem,MENU_VALUE);
switch (act)
{
case 2: /* add layer of nodes to boundary segment;
start at v, end at w; new nodes d degree
(to extent possible). */
{
if (!strlen(datastr=get_selection(1))
|| sscanf(datastr,"%d %d %d",&v,&w,&d)!=3
|| d<3 || d>MAX_PETALS
|| !packdata[current_p].packK_ptr[v].bdry_flag
|| !packdata[current_p].packK_ptr[w].bdry_flag)
{
strcpy(msgbuf,"Data: `v w d', adds degree d circles "
"from bdry vertex v to w.");
emsg();return 1;
}
sprintf(buf,"add_lay %d %d %d",v,w,d);
break;
}
case 3: /* add n whole generations of degree d */
{
if (!strlen(datastr=get_selection(1))
|| sscanf(datastr,"%d %d",&n,&d)!=2
|| n<1 || d<3 || d>MAX_PETALS+1)
{
strcpy(msgbuf,"Data: 'n d'. number n of generations "
"of degree d.");
emsg();return 1;
}
sprintf(buf,"add_gen %d %d",n,d);
break;
}
case 4: /* add ideal bdry point (new node surrounded by
one of bdry comps) */
{
if (!strlen(datastr=get_selection(1))
|| sscanf(datastr,"%d",&v)!=1
|| v<1 || v>packdata[current_p].nodecount
|| packdata[current_p].packK_ptr[v].bdry_flag)
{
strcpy(msgbuf,"Data: 'v'. v should be a boundary vertex.");
emsg();
return 1;
}
sprintf(buf,"add_ideal %d",v);
break;
}
default: /* add bdry circle clkwise from v. */
{
if (!strlen(datastr = get_selection(1)))
{
strcpy(msgbuf,"Data form: v.. Adjoin circle to each "
"v and its clockwise neighbor.");
emsg();return 1;
}
sprintf(buf,"add_circle %s",datastr);
break;
}
} /* end of switch */
return (handle_cmd(buf,¤t_p));
} /* handle_add_proc */
int handle_remove_proc(Menu menu,Menu_item menuitem)
{
int v1,v2,act=(int) xv_get(menuitem,MENU_VALUE);
switch (act)
{
case 1: /* remove bdry circle */
{
if (!strlen(datastr=get_selection(1)))
{
strcpy(msgbuf,"Data form: v. You must select a bdry vertex.");
emsg();return 1;
}
sprintf(buf,"rm_cir %s",datastr);
if (!handle_cmd(buf,¤t_p))
{
strcpy(msgbuf,"Something went wrong removing bdry circle.");
emsg();
}
return 1;
}
case 2: /* remove edge between bdry verts */
{
if (!strlen(datastr=get_selection(1))
|| sscanf(datastr,"%d%d",&v1,&v2)!=2)
{strcpy(msgbuf,"you must select end verts of edge");emsg();}
sprintf(buf,"rm_edge %d %d",v1,v2);
if (handle_cmd(buf,¤t_p))
{
sprintf(msgbuf,"REMOVED edge from %d to %d; p=%d",
v1,v2,current_p);
msg();
handle_cmd("Fix",¤t_p);
}
else
{
strcpy(msgbuf,"Something went wrong removing edge.");
emsg();
}
return 1;
}
} /* end of switch */
return 1;
} /* handle_remove_proc */
/* ------------------------ */
int inquiry_proc(Panel_item item,Event *event)
/*inquiry_menu acts. */
{if (event_action(event)==ACTION_MENU && event_is_down(event))
menu_show(inquiry_menu,panel,event,0);return 1;}
int handle_inquiry_proc(Menu menu,Menu_item menuitem)
{
int act=(int) xv_get(menuitem,MENU_VALUE),code=1;
if (!strlen(datastr=get_selection(1))) *datastr='\0';
switch (act) {
case 1: {code=1;break;} /* ?pack */
case 2: {code=2;break;} /* ?vert */
case 4: {code=20;break;} /* ?screen */
case 5: {code=21;break;} } /* ?param */
return (print_inq_data(&packdata[current_p],code,datastr));
} /* handle_inquiry_proc */
int handle_sel_inq_proc(Menu menu,Menu_item menuitem)
{
int act=(int) xv_get(menuitem,MENU_VALUE);
if (!strlen(datastr=get_selection(1))) *datastr='\0';
return (print_inq_data(&packdata[current_p],act+6,datastr));
} /* handle_sel_inq_proc */
int handle_spec_inq_proc(Menu menu,Menu_item menuitem)
{
int act=(int) xv_get(menuitem,MENU_VALUE);
if (!strlen(datastr=get_selection(1))) *datastr='\0';
return (print_inq_data(&packdata[current_p],act+24,datastr));
} /* handle_spec_inq_proc */
/* ------------------------ */
/* sel_print_proc is in `postp.c' */
int misc_proc(Panel_item item,Event *event)
/* misc_menu actions. */
{if (event_action(event)==ACTION_MENU && event_is_down(event))
menu_show(misc_menu,panel,event,0);return 1;}
int handle_misc_proc(Menu menu,Menu_item menuitem)
{
int act=(int) xv_get(menuitem,MENU_VALUE);
if (!packdata[current_p].status)
{
sprintf(msgbuf,"Pack %d is empty.",current_p);
emsg();return 1;
}
switch (act)
{
case 4: /* converts eucl to sph data */
{sprintf(buf,"geom_to_s");break;}
case 5: /* converts hyp to eucl data */
{sprintf(buf,"geom_to_e");break;}
case 6: /* converts hyp to hyp data */
{sprintf(buf,"geom_to_h");break;}
} /* end of switch */
return (handle_cmd(buf,¤t_p));
} /* misc_proc */
int handle_repack_proc(Menu menu,Menu_item menuitem)
{
int act=(int) xv_get(menuitem,MENU_VALUE);
if (!packdata[current_p].status)
{
sprintf(msgbuf,"Pack %d is empty.",current_p);
emsg();
return 1;
}
switch (act)
{
case 2: /* adjust radii at selected (or active) nodes. */
{
if (!strlen(datastr = get_selection(1)))
{
strcpy(msgbuf,"Data form: v.. list of nodes.");
emsg();
return 1;
}
sprintf(buf,"repack -v %s",datastr);
break;
}
default: /* repack, n passes. */
{sprintf(buf,"repack %s",get_selection(0));break;}
} /* end of switch */
return (handle_cmd(buf,¤t_p));
} /* handle_repack_proc */
int handle_fix_proc(Menu menu,Menu_item menuitem)
{
int act=(int) xv_get(menuitem,MENU_VALUE);
if (!packdata[current_p].status)
{
sprintf(msgbuf,"Pack %d is empty.",current_p);
emsg();
return 1;
}
switch (act)
{
case 2: sprintf(buf,"fix -s");break; /* ang sums */
case 3: sprintf(buf,"fix -c");break; /* centers */
case 4: sprintf(buf,"fix -a");break; /* aims */
case 5: sprintf(buf,"fix -K");break; /* combinatorics */
case 6: sprintf(buf,"Fix");break;
default: sprintf(buf,"fix");break;
}
return (handle_cmd(buf,¤t_p));
} /* handle_fix_proc */
int handle_mob_proc(Menu menu,Menu_item menuitem)
{
int act=(int) xv_get(menuitem,MENU_VALUE);
double angle;
complex cent;
if (!packdata[current_p].status)
{
sprintf(msgbuf,"Pack %d is empty.",current_p);
emsg();
return 1;
}
switch (act)
{
case 1: /* apply Mobius to put vert v (or active) at origin */
{
if (strlen(datastr = get_selection(0)) > 4)
{
strcpy(msgbuf,"Data form: v. Select vertex "
"(default is the active vertex).");
emsg();
return 1;
}
sprintf(buf,"center_vert %s",datastr);
if (!handle_cmd(buf,¤t_p))
{strcpy(msgbuf,"Mobius move failed.");emsg();}
return 1;
}
case 2: /* apply Mobius to put selected pt at origin */
{
if (!strlen(datastr = get_selection(0))
|| sscanf(datastr,"%lf %lf",¢.re,¢.im)!=2)
{
strcpy(msgbuf,"You must select real and imaginary parts.");
emsg();
return 1;
}
sprintf(buf,"center_point %s",datastr);
if (!handle_cmd(buf,¤t_p))
{strcpy(msgbuf,"Mobius move failed.");emsg();}
return 1;
}
case 3: /* rotate by angle */
{
if (!strlen(datastr = get_selection(1))
|| sscanf(datastr,"%lf",&angle)!=1)
{
strcpy(msgbuf,"You must select rotation angle.");
emsg();
return 1;
}
angle *= M_PI;
sprintf(buf,"rotate %f",angle);
if (!handle_cmd(buf,¤t_p))
{strcpy(msgbuf,"Rotate operation failed.");emsg();}
return 1;
}
case 4: /* apply Mob */
{
if (!strlen(datastr = get_selection(0)))
{
strcpy(msgbuf,"Data: v.. select vertices");
emsg();
return 1;
}
sprintf(buf,"Mobius %s",datastr);
return (handle_cmd(buf,¤t_p));
}
case 5: /* apply Mob inverse */
{
if (!strlen(datastr = get_selection(0)))
{
strcpy(msgbuf,"Data: v.. select vertices");
emsg();
return 1;
}
sprintf(buf,"Mobius_inv %s",datastr);
return (handle_cmd(buf,¤t_p));
}
} /* end of switch */
return 1;
} /* handle_mob_proc */
/* ------------------------ */
int special_proc(Panel_item item,Event *event)
/* special_menu acts. These routines are in 'specialp.c' so
they can be changed easily. */
{if (event_action(event)==ACTION_MENU && event_is_down(event))
menu_show(special_menu,panel,event,0);return 1;}
int handle_special_proc(Menu menu,Menu_item menuitem)
{
int act=(int) xv_get(menuitem,MENU_VALUE);
if (act>7) return 1; /* inactive routines */
if (!strlen(datastr = get_selection(0))) *datastr='\0';
sprintf(buf,"special%d %s",act,datastr);
return (handle_cmd(buf,¤t_p));
} /* special_proc */
/* ------------------------ */
int color_proc(Panel_item item,Event *event)
/* color choices */
{ if (event_action(event)==ACTION_MENU && event_is_down(event))
menu_show(color_menu,panel,event,0);return 1;}
int handle_cir_color_proc(Menu menu,Menu_item menuitem)
{
int act = xv_get(menuitem,MENU_VALUE);
if (!strlen(datastr=get_selection(1))) *datastr='\0';
switch(act)
{
case 1:
color_circles(&packdata[current_p],5,datastr); return 1; /* foreground */
case 2:
color_circles(&packdata[current_p],4,datastr); return 1; /* background */
case 3:
color_circles(&packdata[current_p],1,datastr); return 1; /* radii */
case 4:
color_circles(&packdata[current_p],3,datastr); return 1; /* comp to q */
case 5:
color_circles(&packdata[current_p],6,datastr); return 1; /* code,list */
case 6:
color_circles(&packdata[current_p],7,datastr); return 1; /* copy */
case 7:
color_circles(&packdata[current_p],8,datastr); return 1; /* model curv */
}
return 1;
} /* handle_cir_color_proc */
int handle_face_color_proc(Menu menu,Menu_item menuitem)
{
int act = xv_get(menuitem,MENU_VALUE);
if (!strlen(datastr=get_selection(1))) *datastr='\0';
switch(act)
{
case 1:
color_faces(&packdata[current_p],5,datastr); return 1; /* foreground */
case 2:
color_faces(&packdata[current_p],4,datastr); return 1; /* background */
case 3:
color_faces(&packdata[current_p],1,datastr); return 1; /* area */
case 4:
color_faces(&packdata[current_p],3,datastr); return 1; /* comp to q */
case 5:
color_faces(&packdata[current_p],6,datastr); return 1; /* col code,list */
case 6:
color_faces(&packdata[current_p],7,datastr); return 1; /* copy */
}
return 1;
} /* handle_cir_color_proc */
/* --------------- beginning of procedures from parameter panel */
int factor_inc_proc(Panel_item item,int value,Event *event)
/* change value of factor using slider. inc_factor should lie
between 1 and 2. */
{double v=.01*value,l=log(2.0);inc_factor=exp(v*l);return 1;}
int eucl_factor_proc(Panel_item item,int value,Event *event)
/* change value of Euclidean scaling factor using slider */
{eucl_factor=value*.01;return 1;}
int fill_pattern_proc(Panel_item item,int value,Event *event)
/* sets fill pattern for mono */
{
fill_mode=value;
switch (value)
{
case 0: /* grey (default) */
XSetFillStyle(display,gc_fill,FillStippled);return 1;
case 1: /* white */
XSetFillStyle(display,gc_fill,FillSolid);return 1;
} /* end of switch */
panel_set(fill_pattern,PANEL_VALUE,value,0);
return 1;
} /* fill_pattern_proc */
/* ----------- end of procedures from parameter panel */
int active_p_proc(Panel_item item,int value,Event *event)
/* changes current pack */
{ chg_active_pack(value);return 1;}
int chg_active_pack(int pnum)
/* change active pack to pnum */
{
if (pnum==current_p) return 1;
if (!cmd_mode && (int)xv_get(canvas_frame[pnum],WIN_SHOW))
{
xv_set(canvas_frame[pnum],WIN_SHOW,TRUE,0);
set_cursor(&screendata[current_p],screendata[current_p].ms_flag);
}
live_node[current_p]=live_face[current_p]=0;
current_p=pnum;
if (!cmd_mode)
{
xv_set(active_pack_item,PANEL_VALUE,current_p,0);
set_cursor(&screendata[current_p],screendata[current_p].ms_flag);
}
return 1;
} /* chg_active_pack */
int pack_num(struct p_data *p)
/* return pack number from pointer */
{int i;for (i=0;i<NUM_PACKS;i++) if (&packdata[i]==p) return i;return 0;}
int screen_num(struct s_data *q)
/* return screen number from pointer */
{int i;for (i=0;i<NUM_PACKS;i++) if (&screendata[i]==q) return i;return 0;}
/* ================ notify procedures for setting parameters ======*/
int param_proc(Panel_item item,Event *event)
/* param_menu setting.*/
{
if (event_action(event)==ACTION_MENU && event_is_down(event))
menu_show(param_menu,setup_frame,event,0);
return 1;
} /* param_proc */
int handle_param_proc(Menu menu,Menu_item menuitem)
{
int act=(int) xv_get(menuitem,MENU_VALUE);
if (!strlen(datastr=get_selection(1))) return 1;
switch (act)
{
case 1: sprintf(buf,"set_cycle %s",datastr);break;
case 2: sprintf(buf,"set_accur %s",datastr);break;
case 3: sprintf(buf,"set_toler %s",datastr);break;
case 4: sprintf(buf,"set_err %s",datastr);break;
case 5: sprintf(buf,"set_iter %s",datastr);break;
case 6: sprintf(buf,"set_post_size %s",datastr);break;
case 7: sprintf(buf,"set_brush %s",datastr);break;
default: return 1;
} /* end of switch */
return (handle_cmd(buf,¤t_p));
}
int close_setup_proc(Panel_item item,Event *event)
{xv_set(setup_frame,WIN_SHOW,FALSE,0);return 1;}
int canvas_life(int pnum,int act)
/* open/close canvas number pnum if act=1/0. Assume screen not
yet open and pack is active. */
{
switch (act)
{
case 0: /* close */
{
xv_set(screen_frame[pnum],WIN_SHOW,FALSE,0);
panel_set(manip_item[pnum],PANEL_VALUE,0,0);
xv_set(manip_frame[pnum],FRAME_CMD_PIN_STATE,FRAME_CMD_PIN_OUT,
WIN_SHOW,FALSE,0);
xv_set(canvas_frame[pnum],WIN_SHOW,FALSE,0);
screendata[pnum].ms_flag=live_node[pnum]=live_face[pnum]=0;
Flush();
break;
}
case 1: /* open canvas */
{
xv_set(canvas_frame[pnum],WIN_SHOW,TRUE,0);
screendata[pnum].ms_flag=live_node[pnum]=live_face[pnum]=0;
break;
}
} /* end of switch */
return 1;
} /* canvas_life */
int screen_toggles_proc(Panel_item item,int value,Event *event)
{
int i,snum=-1;
for (i=0;i<NUM_PACKS;i++) if (item==u_cir_flag[i]) {snum=i;break;}
if (snum<0) return 1;
if (value==0) screendata[snum].unitcircle=1;
else screendata[snum].unitcircle=0;
return 1;
} /* screen_toggles_proc */
int screen_coord_proc(Panel_item item,int value,Event *event)
{
int i,snum=-1;
for (i=0;i<NUM_PACKS;i++) if (item==coord_flag[i]) {snum=i;break;}
if (snum<0) return 1;
if (value==0) screendata[snum].coord_flag=0;
else screendata[snum].coord_flag=1;
return 1;
} /* screen_coord_proc */
int reset_proc(Panel_item item,Event *event)
{
int i,pnum=-1;
for (i=0;i<NUM_PACKS;i++) if (item==rset[i]) {pnum=i;break;}
if (pnum<0) return 1;
reset_screen(packdata[pnum].screen);
return 1;
} /* reset_proc */
int close_popup_proc(Panel_item item,Event *event)
{
int i,snum=-1;
for (i=0;i<NUM_PACKS;i++) if (item==clsup[i]) {snum=i;break;}
if (snum<0) return 1;
xv_set(screen_frame[snum],WIN_SHOW,FALSE,0);
return 1;
}
int screen_factor_proc(Panel_item item,int value,Event *event)
/* sets factor for screen resizing - larger factor
means smaller picture (more on screen)*/
{
double v=.01*value,l=log(2.0);
int i,pnum=-1;
for (i=0;i<NUM_PACKS;i++) if (item==sfac[i]) {pnum=i;break;}
if (pnum<0) return 1;
screendata[pnum].factor = exp((-v)*l);
return 1;
} /* screen_factor_proc */
int screen_size_proc(Panel_item item,Event *event)
/* screen resizing based on current factor; keeps center fixed. */
{
double hx,hy,cx,cy,factor;
int i,snum=-1;
struct s_data *q;
for (i=0;i<NUM_PACKS;i++) if (item==ssize[i]) {snum=i;break;}
if (snum<0) return 1;
q=&screendata[snum];
factor=q->factor;
cx=(q->box.lx+q->box.rx)*0.5;
cy=(q->box.ly+q->box.ry)*0.5;
hx=(q->box.rx-q->box.lx)*factor*0.5;
hy=(q->box.ry-q->box.ly)*factor*0.5;
q->box.lx =cx-hx;
q->box.rx =cx+hx;
q->box.ly =cy-hy;
q->box.ry =cy+hy;
return 1;
} /* screen_size_proc */
int screen_c_proc(Panel_item item,Event *event)
/* for centering screen on vertex number or given point */
{
int i,pnum=-1;
if (event_action(event)==ACTION_MENU && event_is_down(event))
{
for (i=0;i<NUM_PACKS;i++) if (item==scent[i]) {pnum=i;break;}
if (pnum<0) return 1;
canv1=pnum;
menu_show(screen_c_menu,screen_frame[pnum],event,0);
}
return 1;
}
int handle_c_menu_proc(Menu menu,Menu_item menuitem)
/* for centering screen */
{
int act=(int)xv_get(menuitem,MENU_VALUE),v,pnum;
struct p_data *p;
pnum=canv1;
p=&packdata[pnum];
switch (act)
{
case 1: /* have selected vertex number, else use active node */
{
if ((
(strlen(datastr = get_selection(0)) && sscanf(datastr,"%d",&v))
|| (v=p->active_node)
)
&& v>0 && v<=p->nodecount
)
{
sprintf(buf,"focus -v %d",v);
return (handle_cmd(buf,&pnum));
}
}
case 2: /* select real and imaginary parts for center */
/* fixup: selection service hasn't been working for years. */
{
if (!strlen(datastr = get_selection(1)))
{
strcpy(msgbuf,"You must select real and imaginary parts.");
emsg();
return 1;
}
}
} /* end of switch */
return 1;
} /* handle_c_menu_proc */
int s_display_proc(Panel_item item,Event *event)
{
int i,pnum=-1;
for (i=0;i<NUM_PACKS;i++) if (item==sdp[i]) {pnum=i;break;}
if (pnum<0) return 1;
clear_canvas(&screendata[pnum]);
disp_screen(&packdata[pnum],
packdata[pnum].screen->cflag_opt,
packdata[pnum].screen->fflag_opt,0);
return 1;
} /* s_display_proc */
int base_resize_proc(Window window,Event *event,Notify_arg arg)
{
Rect rect;
if (event_action(event)!=WIN_RESIZE) return 1;
frame_get_rect(base_frame,&rect);
rect.r_top+=xv_get(base_frame,XV_HEIGHT)+5;
rect.r_width=(short)xv_get(base_frame,XV_WIDTH);
/* xv_set(cmd_frame,
WIN_X,(int)rect.r_left,
WIN_Y,(int)rect.r_top,
XV_WIDTH,(int)rect.r_width,
XV_HEIGHT,30,
0);
*/
return 1;
} /* base_resize_proc */
int canvas_s_proc(Window window,Event *event,Notify_arg arg)
{
int i,snum=-1,width,height;
double midpt,halfwidth;
struct s_data *q;
if (event_action(event)!=WIN_RESIZE) return 1;
/* ?? catches too many events ?? */
for (i=0;i<NUM_PACKS;i++) if (window==canvas_frame[i]) {snum=i; break;}
if (snum<0) return 1;
q=&screendata[snum];
if ((width=(int)xv_get(window,XV_WIDTH))<100) width=100;
if (width>MAX_PIXEL) width=MAX_PIXEL;
if ((height=(int)xv_get(window,XV_HEIGHT))<100) height=100;
if (height>MAX_PIXEL) height=MAX_PIXEL;
if (q->pix_box.rx!=width
|| q->pix_box.ry!=height)
{
SetForeground(bgcolor,0);
FillRectangle(q->xpm,0,0,MAX_PIXEL,MAX_PIXEL); /* clear canvas */
SetForeground(fgcolor,0);
q->pix_box.rx=width; q->pix_box.ry=height;
/* keep same center, same real height; adjust real width */
midpt=(q->box.lx+q->box.rx)/2;
halfwidth=(q->box.ry-q->box.ly)
*width/height/2.0;
q->box.lx=midpt-halfwidth;
q->box.rx=midpt+halfwidth;
display_call(&packdata[snum]," ");
}
return 1;
} /* canvas_s_proc */
int cl_pr_proc(Frame c_frame)
{
int i,pnum=-1;
for (i=0;i<NUM_PACKS;i++) if (c_frame==canvas_frame[i]) {pnum=i; break;}
if (pnum<0) return 1;
canvas_life(pnum,0);
return 1;
} /* cl_pr_proc */
int canvas_num1(Canvas canv)
/* returns number of canvas, 0 to NUM_PACKS-1 */
{int i;for (i=0;i<NUM_PACKS;i++) if (canv==canvas[i]) return i;return -1;}
int canv_paint_num(Canvas canv)
/* returns number of canvas_paint_window, 0-3 */
{int i;for (i=0;i<NUM_PACKS;i++) if (canv==canvas_paint_window(canvas[i]))
return i;
return -1;
} /* canvas_paint_num */
int canvas_repaint_proc(Canvas canvas,Xv_Window pw,Display *display,
Window xid,Xv_xrectlist *xrects)
{
int h,w;
struct s_data *q;
q=packdata[canvas_num1(canvas)].screen;
w=q->pix_box.rx-q->pix_box.lx;
h=q->pix_box.ry-q->pix_box.ly;
XCopyArea(display,q->xpm,xid,gc,0,0,w,h,0,0);
Flush();
return 1;
}
int scr_popup_proc(Menu menu,Menu_item menuitem)
{
int snum=canv1;
if (!packdata[snum].status)
{sprintf(msgbuf,"pack %d is empty",snum);emsg();return 1;}
if (screen_frame[snum])
xv_set(screen_frame[snum],WIN_SHOW,TRUE,0);
return 1;
} /* scr_popup_proc */
int cir_com_proc(Menu menu,Menu_item menuitem)
/* display open circles and complex */
{
int snum=canv1;
if (!packdata[snum ].status)
{sprintf(msgbuf,"pack %d is empty",snum);emsg();return 1;}
screendata[snum].cflag_opt=screendata[snum].fflag_opt=1;
sprintf(buf,"disp -p%d ",snum);
return (handle_cmd(buf,¤t_p));
} /* cir_com_proc */
int clr_proc(Menu menu,Menu_item menuitem)
{
int snum=canv1,act=(int)xv_get(menuitem,MENU_VALUE);
if (!packdata[snum].status)
{sprintf(msgbuf,"pack %d is empty",snum);emsg();return 1;}
sprintf(buf,"disp -p%d -w",snum);
handle_cmd(buf,¤t_p);
if (act==2) return 1;
sprintf(buf,"disp -p%d ",snum);
return (handle_cmd(buf,¤t_p));
} /* clr_proc */
int circles_ofs_proc(Menu menu,Menu_item menuitem)
{
int snum=canv1,act=(int)xv_get(menuitem,MENU_VALUE);
if (!packdata[snum].status)
{sprintf(msgbuf,"pack %d is empty",snum);emsg();return 1;}
switch (act)
{
case 1:
{
screendata[snum].cflag_opt=1; /*open circles*/
screendata[snum].fflag_opt=0;
sprintf(buf,"disp -p%d",snum);break;
}
case 2:
{
screendata[snum].cflag_opt=3; /*filled circles*/
screendata[snum].fflag_opt=0;
sprintf(buf,"disp -p%d",snum);break;
}
case 3:
{
if (!strlen(datastr=get_selection(0)))
{strcpy(msgbuf,"You must select vertex numbers. ");
emsg();return 1;}
sprintf(buf,"disp -p%d -cf %s",snum,datastr);
break;
}
case 4: {sprintf(buf,"disp -p%d -cf m",snum);break;} /* marked circles */
} /* end of switch */
return (handle_cmd(buf,¤t_p));
} /* circles_ofs_proc */
int complex_ofs_proc(Menu menu,Menu_item menuitem)
{
int snum=canv1,act=(int)xv_get(menuitem,MENU_VALUE);
if (!packdata[snum].status)
{sprintf(msgbuf,"pack %d is empty",snum);emsg();return 1;}
switch (act)
{
case 1:
{
screendata[snum].fflag_opt=1; /*open complex*/
screendata[snum].cflag_opt=0;
sprintf(buf,"disp -p%d",snum);break;
}
case 2:
{
screendata[snum].fflag_opt=3; /*filled complex*/
screendata[snum].cflag_opt=0;
sprintf(buf,"disp -p%d",snum);break;
}
case 3:
{
if (!strlen(datastr=get_selection(0)))
{strcpy(msgbuf,"You must select face indices.");emsg();return 1;}
sprintf(buf,"disp -p%d -ff %s",snum,datastr);
break;
}
case 4: {sprintf(buf,"disp -p%d -ff m",snum);break;} /* marked faces */
} /* end of switch */
return (handle_cmd(buf,¤t_p));
} /* complex_ofs_proc */
int label_proc(Menu menu,Menu_item menuitem)
{
int snum=canv1,act=(int)xv_get(menuitem,MENU_VALUE);
char *header;
if (!packdata[snum].status)
{sprintf(msgbuf,"Pack %d is empty",snum);emsg();return 1;}
switch (act)
{
case 1: /* label circles */
sprintf(buf,"disp -p%d -nc",snum);break;
case 2: /* label faces */
sprintf(buf,"disp -p%d -nf",snum);break;
case 3: /* caption */
{
if (!strlen(header=get_selection(0)))
{
strcpy(msgbuf,"You must select the desired caption. ");
emsg();return 1;
}
sprintf(buf,"disp -p%d -t %s",snum,header);
}
} /* end of switch */
return (handle_cmd(buf,¤t_p));
} /* label_proc */
int output_proc(Menu menu,Menu_item menuitem)
{
int snum=canv1,act=(int)xv_get(menuitem,MENU_VALUE);
if (!packdata[snum].status)
{sprintf(msgbuf,"pack %d is empty",snum);emsg();return 1;}
switch (act)
{
case 2: {sprintf(buf,"print -p%d",snum);
handle_cmd(buf,¤t_p);
break; }
} /* end of switch */
return 1;
} /* output_proc */
int canvas_evt(Canvas canv,Event *event)
/* handle mouse events in canvas */
{
int count,snum=canv_paint_num(canv),node,i1,i2,newnode,sflag;
int face,w1=0,w2=0,k,colr,i,cflag,fflag,v,n0,indx,front;
double a;
char named_cmd[31],buff[12];
complex comppt,sph_pt;
XPoint *Xptr;
struct Pathlist *trace,*newspot;
struct Vertlist *vtrace,*nodelist=NULL,*vvtrace;
struct Edgelist *flip_flag;
struct p_data *p;
struct s_data *q;
struct K_data *pK_ptr;
canv1=snum;
p=&packdata[snum];
q=p->screen;
sflag=p->screen->ms_flag;
cflag=packdata[current_p].screen->cflag_opt;
fflag=packdata[current_p].screen->fflag_opt;
switch (event_id(event)) /* switch on event from canvas menu */
{
/*=============== RIGHT BUTTON =====================*/
case MS_RIGHT:
{
if (!p->status) return 1;
if ((b_flip || r_flip)
&& event_right_is_down(event)) /* abandon flip */
{
free(b_flip);free(r_flip);b_flip=r_flip=NULL;
return 1;
}
menu_show(disp_opt_menu,canvas[snum],event,0);
break;
}
/*=============== MIDDLE BUTTON =====================*/
case MS_MIDDLE:
{
if ( event_middle_is_down(event) && sflag==0 && /* display faces */
(nodelist=tri_search(p,(int)event->ie_locx,
(int)event->ie_locy)) )
{
vtrace=nodelist;
do
{
node=vtrace->v;
vtrace=vtrace->next;
/* draw filled face */
draw_any_face(p,node,fflag | 3,FG_COLOR,
p->faces[node].color,1);
/* put index in scratch window */
if (p->faces[node].plot_flag)
{
sprintf(msgbuf," %d ",node);
smsg();
/* if 'shift', then mark face */
if (event_shift_is_down(event))
p->faces[node].mark++;
/* if pressing 'v', then add verts to pack vlist */
if (list_ready)
{
if (!p->flist)
{
p->flist=(struct Vertlist *)
calloc(1,sizeof(struct Vertlist));
p->flist->v=node;
}
else
{
vvtrace=p->flist;
while (vvtrace->next) vvtrace=vvtrace->next;
vvtrace->next=(struct Vertlist *)
calloc(1,sizeof(struct Vertlist));
vvtrace->v=node;
}
}
}
} /* end of do */
while (vtrace!=NULL);
vert_free(&nodelist);
}
else if (event_middle_is_down(event) && sflag==9 /* projection mode */
&& (nodelist=tri_search(p,(int)event->ie_locx,
(int)event->ie_locy)) )
while (nodelist!=NULL) /* just use first acceptable face */
{
if (nodelist->v != live_face[snum])
{
vert_free(&(nodelist->next)); /* use only one */
draw_any_face(p,nodelist->v,fflag | 19,FG_COLOR,FG_COLOR,1);
if (snum!=current_p) live_face[snum]=nodelist->v;
if (p->vertex_map) /* draw if translation exists */
{
if ((i=face_translation(p,nodelist->v,
&packdata[current_p])))
{
nodelist->v=i;
if ((i=layout_facelist(&packdata[current_p],
fflag | 19,&nodelist,1,
live_face[current_p],SHOW)))
live_face[current_p]=i;
}
}
else if ((i=layout_facelist(&packdata[current_p],
fflag | 19,&nodelist,1,
live_face[current_p],SHOW)))
live_face[current_p]=i;
}
else /* throw this entry away */
{
vtrace=nodelist;
nodelist=nodelist->next;
free(vtrace);
}
} /* end of while */
else if (event_middle_is_down(event) && sflag==2 /* add/enfold mode */
&& (nodelist=cir_search(p,(int)event->ie_locx,
(int)event->ie_locy)) )
{
/* note: in add/enfold mode, middle button enfolds, left adds.*/
node=nodelist->v;
vert_free(&nodelist);
sprintf(buf,"enclose -p%d 0 %d",snum,node);
if (handle_cmd(buf,¤t_p))
{
i1=p->packK_ptr[node].flower[0];
i2=p->packK_ptr[node].
flower[p->packK_ptr[node].num-1];
draw_edge(p,i1,i2,FG_COLOR,1);
}
}
break;
}
/*=============== LEFT BUTTON =====================*/
case MS_LEFT:
{
if (!sflag && (b_flip || r_flip)
&& event_left_is_down(event)) /* select verts for
Whitehead moves */
{
pK_ptr=p->packK_ptr;
if ((nodelist=cir_search(p,
(int)event->ie_locx,(int)event->ie_locy)) )
{
if (b_flip) {flip_flag=b_flip;colr=60;}
else {flip_flag=r_flip;colr=180;}
/* which flag? */
if (!flip_flag->v) /* selecting first vert */
{
flip_flag->v=nodelist->v;
vert_free(&nodelist);
return 1;
}
else if (!flip_flag->w) /* selecting second vert */
{
flip_flag->w=nodelist->v;
vert_free(&nodelist);
if ((k=nghb(p,flip_flag->v,flip_flag->w))<0
|| (pK_ptr[flip_flag->v].bdry_flag
&& pK_ptr[flip_flag->w].bdry_flag) )
{flip_flag->w=0;return 1;}
/* find common nghbs */
if (!pK_ptr[flip_flag->v].bdry_flag
|| k<pK_ptr[flip_flag->v].num)
w1=pK_ptr[flip_flag->v].flower[k+1];
if ((k=nghb(p,flip_flag->w,flip_flag->v))
<pK_ptr[flip_flag->w].num
|| !pK_ptr[flip_flag->w].bdry_flag)
w2=pK_ptr[flip_flag->w].flower[k+1];
/* color and mark */
pK_ptr[flip_flag->v].color
=pK_ptr[flip_flag->w].color
=pK_ptr[w1].color=pK_ptr[w2].color=colr;
pK_ptr[flip_flag->v].mark
=pK_ptr[flip_flag->w].mark
=pK_ptr[w1].mark=pK_ptr[w2].mark=1;
/* execute commands */
sprintf(buf,"flip -p%d %d %d",
snum,flip_flag->v,flip_flag->w);
handle_cmd(buf,¤t_p);
sprintf(buf,"mark -p%d -cw {c: d == 6}",snum);
handle_cmd(buf,¤t_p);
if ((p->euler==1 || p->euler==2)
&& p->genus==0) /* simply connected */
{
sprintf(buf,"repack -p%d",snum);
handle_cmd(buf,¤t_p);
sprintf(buf,"fix -p%d",snum);
handle_cmd(buf,¤t_p);
sprintf(buf,"disp -p%d -w -cf m -f",snum);
handle_cmd(buf,¤t_p);
}
else
{
sprintf(buf,"disp -p%d -w -c -cf m",snum);
handle_cmd(buf,¤t_p);
}
}
}
/* abandon selection process */
free(b_flip);free(r_flip);b_flip=r_flip=NULL;
return 1;
}
if (sflag==8) /* add to path */
{
pix_to_r((int)event->ie_locx,(int)event->ie_locy,
&comppt,q->pix_box,q->box);
newspot=(struct Pathlist *)calloc(1,
sizeof(struct Pathlist));
newspot->x=comppt.re;newspot->y=comppt.im;
if (newpath==NULL) {newpath=newspot; return 1;}
else
{
count=2;
trace=newpath;
while (trace->next!=NULL)
{
trace=trace->next;
count++;
}
if (fabs(trace->x-newspot->x)>okerr
|| fabs(trace->y-newspot->y)>okerr)
trace->next=newspot;
}
Xptr=path_XPoints(q,newpath,&count);
DrawLines(q->xid,Xptr,count,fgcolor);
DrawLines(q->xpm,Xptr,count,fgcolor);
free(Xptr);
return 1;
}
if (sflag==5 && event_left_is_down(event))
/* determine coords of cursor */
{
pix_to_r((int)event->ie_locx,(int)event->ie_locy,
&comppt,q->pix_box,q->box);
if (p->hes>0) /* if the sphere, print (theta/phi)
coords (plus usual x,y) */
{
if ((a=comppt.re*comppt.re+comppt.im*comppt.im)>=1.0)
/* point not on sphere */
{
sprintf(msgbuf,"\nPoint not on sphere.\n (x y) = %f %f ",
comppt.re,comppt.im);
}
else
{
sph_pt=proj_vec_to_sph(sqrt(1.0-a),comppt.re,comppt.im);
sph_pt=ss_view(q,sph_pt,-1,&front);
sprintf(msgbuf,"\n (theta phi) = (%f %f)\n (x y) = %f %f ",
sph_pt.re,sph_pt.im, comppt.re,comppt.im);
}
}
else sprintf(msgbuf,"\n (x y) = %f %f ",comppt.re,comppt.im);
/* eucl/hyp */
smsg();
return 1;
}
if ( event_left_is_down(event) &&
(nodelist=cir_search(p,(int)event->ie_locx,
(int)event->ie_locy)) )
{
vtrace=nodelist;
do
{
node=vtrace->v;
vtrace=vtrace->next;
switch (sflag)
{
case 0: /* desensitized mouse */
{
p->active_node=node;
/* draw circle number */
draw_cir_number(p,node,node,1);
/* put index in scratch window */
sprintf(msgbuf," %d ",node);
smsg();
/* if 'shift', then mark face */
if (event_shift_is_down(event))
p->packK_ptr[node].mark++;
/* if pressing 'v', then add verts to pack vlist */
if (list_ready)
{
if (!p->vlist)
{
p->vlist=(struct Vertlist *)
calloc(1,sizeof(struct Vertlist));
p->vlist->v=node;
}
else
{
vvtrace=p->vlist;
while (vvtrace->next) vvtrace=vvtrace->next;
vvtrace->next=(struct Vertlist *)
calloc(1,sizeof(struct Vertlist));
vvtrace->v=node;
}
}
break;
}
case 1: /* change size */
{ /* not implemented yet */ break;}
case 2: /* add circle */
{
sprintf(buf,"add_circle -p%d %d",snum,node);
handle_cmd(buf,¤t_p);
newnode=p->nodecount;
face=1;
while ( face<=p->facecount
&& (find_index(p,face,newnode)<0) )
face++;
v=p->faces[face].vert[
(indx=(p->faces[face].index_flag+2)%3)];
n0=nghb(p,v,p->faces[face].vert[(indx+1)%3]);
fancy_comp_center(p,v,n0,n0,1,0,1,1,toler);
p->packK_ptr[newnode].color=FG_COLOR;
draw_any_circle(p,newnode,1,FG_COLOR,FG_COLOR,1);
sprintf(buf,"disp -p%d -e ",snum);
for (i=0;i<p->packK_ptr[node].num;i++)
{
sprintf(buff,"%d %d %d %d ",
node,p->packK_ptr[node].flower[i],
p->packK_ptr[node].flower[i],
p->packK_ptr[node].flower[i+1]);
strcat(buf,buff);
}
sprintf(buff,"%d %d",node,
p->packK_ptr[node].flower[p->packK_ptr[node].num]);
strcat(buf,buff);
handle_cmd(buf,¤t_p);
break;
}
case 3: /* delete circle; only does first from the list. */
{
sprintf(buf,"rm_circle -p%d %d",snum,node);
if (handle_cmd(buf,¤t_p))
{
clear_canvas(q);
disp_screen(p,q->cflag_opt,q->fflag_opt,0);
sprintf(msgbuf,"Removed circle %d from "
"pack %d.",node,snum);
msg();
}
vert_free(&nodelist);
return 1;
}
case 6: /* increment radius */
{
sprintf(buf,"inc_rad -p%d %d",snum,node);
handle_cmd(buf,¤t_p);
draw_any_circle(p,node,1,FG_COLOR,FG_COLOR,1);
break;
}
case 7: /* decrement radius */
{
sprintf(buf,"dec_rad -p%d %d",snum,node);
handle_cmd(buf,¤t_p);
draw_any_circle(p,node,1,FG_COLOR,FG_COLOR,1);
break;
}
case 9: /* draw circles */
{
if ( /* node!=live_node[snum] && */ node>0
&& node<=packdata[current_p].nodecount)
{
draw_any_circle(p,node,3,FG_COLOR,FG_COLOR,1);
/* draw on domain canvas (q) */
if (p->vertex_map)
{
if ((i=vertex_translation(p->vertex_map,node)))
draw_any_circle(&packdata[current_p],
i,cflag | 19,FG_COLOR,
packdata[current_p].packK_ptr[i].color,1);
}
else draw_any_circle(&packdata[current_p],
node,cflag | 19,FG_COLOR,
packdata[current_p].packK_ptr[node].color,1);
/* draw on range (projected) canvas (= active) */
live_node[snum]=node;
}
break;
}
} /* end of switch on ms_flag */
} /* end of do */
while (vtrace!=NULL);
vert_free(&nodelist);
} /* end of if */
break;
} /* end of MS_LEFT case */
/*=============== DRAG =====================*/
case LOC_DRAG:
{
if (sflag==8 && event_left_is_down(event))
/* add to path */
{
pix_to_r((int)event->ie_locx,(int)event->ie_locy,
&comppt,q->pix_box,q->box);
newspot=(struct Pathlist *)calloc(1,
sizeof(struct Pathlist));
newspot->x=comppt.re;newspot->y=comppt.im;
if (newpath==NULL) {newpath=newspot; return 1;}
else
{
count=2;
trace=newpath;
while (trace->next!=NULL)
{
trace=trace->next;
count++;
}
trace->next=newspot;
}
Xptr=path_XPoints(q,newpath,&count);
DrawLines(q->xid,Xptr,count,fgcolor);
DrawLines(q->xpm,Xptr,count,fgcolor);
free(Xptr);
return 1;
}
else if (sflag==9)
{
if (event_middle_is_down(event) &&
(nodelist=tri_search(p,(int)event->ie_locx,
(int)event->ie_locy))
&& (node=nodelist->v) != live_face[snum]
&& node<=packdata[current_p].facecount)
{
vert_free(&(nodelist->next)); /* use only one */
draw_any_face(p,nodelist->v,3,FG_COLOR,FG_COLOR,1);
live_face[snum]= layout_facelist(&packdata[current_p],
fflag | 19,&nodelist,1,live_face[snum],SHOW);
}
else if (event_left_is_down(event) &&
(nodelist=cir_search(p,(int)event->ie_locx,
(int)event->ie_locy)) && nodelist->v!=live_node[snum])
{
vtrace=nodelist;
do
{
node=vtrace->v;
if (node>0 && node<=packdata[current_p].nodecount)
{
draw_any_circle(p,node,3,FG_COLOR,FG_COLOR,1);
if (p->vertex_map)
{
if ((i=vertex_translation(p->vertex_map,node)))
draw_any_circle(&packdata[current_p],i,
cflag | 19,FG_COLOR,
packdata[current_p].packK_ptr[node].color,1);
}
else draw_any_circle(&packdata[current_p],node,
cflag | 19,FG_COLOR,
packdata[current_p].packK_ptr[node].color,1);
live_node[snum]=node;
}
vtrace=vtrace->next;
}
while (vtrace!=NULL);
vert_free(&nodelist);
}
}
break;
} /* end LOC_DRAG */
} /* end of 'event' switch */
/*========= keyboard events while canvas is focus ==============*/
if ((event_id(event)>='A' && event_id(event)<='z')
|| (event_id(event)>='0' && event_id(event)<='9'))
/* if upper/lower case letter or number is pressed */
{
if(event_is_up(event)) /* look in current script, execute
first cmd with pressed key as
its full name (if there is one) */
{
named_cmd[0]=event_id(event);
named_cmd[1]='\0';
if (!exe_named_cmd(named_cmd,&snum))
/* two special actions: Whitehead moves */
/* two players: b and r (blue and red).
Pressing key when in canvas initiates
Whitehead move; then two vertices are selected
with LEFT_MOUSE to complete it */
{
if (event_id(event)=='B')
{
if (r_flip) {free(r_flip);r_flip=NULL;}
if (b_flip) {free(b_flip);b_flip=NULL;}
b_flip=(struct Edgelist *)
calloc(1,sizeof(struct Edgelist));
b_flip->v=b_flip->w=0;
}
else if (event_id(event)=='R')
{
if (b_flip) {free(b_flip);b_flip=NULL;}
if (r_flip) {free(r_flip);r_flip=NULL;}
r_flip=(struct Edgelist *)
calloc(1,sizeof(struct Edgelist));
r_flip->v=r_flip->w=0;
}
else if (event_id(event)=='v') /* make canvas sensative
so vert/face numbers will
be added to vlist/flist. */
{
if (list_ready)
{
list_ready=0;
sprintf(msgbuf,"list sensitive = off");
msg();
}
else
{
list_ready=1;
sprintf(msgbuf,"list sensitive = on");
msg();
}
}
}
}
}
else if (event_is_up(event) && event_is_key_top(event)
&& event_id(event)>=KEY_TOP(1)
&& event_id(event)<=KEY_TOP(10))
{
if (ftn_keys[event_id(event)-KEY_TOP(1)+1])
sort_cmd(ftn_keys[event_id(event)-KEY_TOP(1)+1],&snum);
}
return 1;
} /* canvas_evt */
/* ======================== related routines =======================*/
int mark(struct p_data *p,int i)
/* display node number of circle, make it the active_node.
Repeating erases number. */
{
int x,y;
complex normpt;
char num[8];
sprintf(num,"%d",i);
r_to_pix(p->packR_ptr[(p->active_node=i)].center,&normpt,
p->screen->pix_box,p->screen->box);
x=(int)normpt.re;
if (i>10) x -= 5;
if (i>100) x -= 5; /* shift a little for better positioning */
y=(int)normpt.im;
/* XSetFunction(display,gc,GXcopy);*/
DrawString(p->screen->xid,x,y,num,strlen(num));
/* XSetFunction(display,gc,GXcopy);*/
return 1;
} /* mark */
int manip_proc(Panel_item item,int value,Event *event)
/* for manipulation menu */
{
int snum=0,count;
XPoint *Xptr;
struct Pathlist *trace;
struct p_data *p;
struct s_data *q;
/* ms_flag codes:
0 = desensitized mouse
1 = changing size of circles (not yet implemented)
2 = add/enfold at bdry circle
3 = deleting bdry circle
5 = crosshairs for coords
6 = increment radii
7 = decrement radii
8 = drawing path
9 = projection mode
*/
while (item!=manip_item[snum] && snum<NUM_PACKS) snum++;
if (snum==NUM_PACKS) return 1;
q=packdata[snum].screen;
p=&packdata[snum];
switch(value)
{
case 1: /* add/enfold circles */ {set_cursor(q,2);return 1;}
case 3: /* delete circles */ {set_cursor(q,3);return 1;}
case 4: /* increment radii */ {set_cursor(q,6);return 1;}
case 5: /* decrement radii */ {set_cursor(q,7);return 1;}
case 6:
case 7: /* start path */
{
path_free(&newpath);
/* display the alpha circle */
draw_any_circle(p,p->alpha,3,FG_COLOR,FG_COLOR,1);
set_cursor(q,8);
return 1;
}
case 8: /* accept path and desensitize */
{
if (q->ms_flag!=8) return 1;
if (newpath==NULL) break;
count=1;
trace=newpath;
while (trace->next!=NULL) {trace=trace->next;count++;}
if (count>=3)
{
if (trace->x!=newpath->x || trace->y!=newpath->y)
{
trace->next=(struct Pathlist *)calloc
(1,sizeof(struct Pathlist));
trace->next->x=newpath->x;
trace->next->y=newpath->y;
count++;
Xptr=path_XPoints(q,newpath,&count);
DrawLines(q->xid,Xptr,count,fgcolor);
DrawLines(q->xpm,Xptr,count,fgcolor);
free(Xptr);
} /* make sure path closes up */
path_free(&pathlist);
pathlist=newpath;
pathlength=count;
}
newpath=NULL;
break;
} /* break to desensitize mouse */
case 9: /* show coords */ {set_cursor(q,5);return 1;}
case 10: /* project faces. ie, draw on active pack */
{
set_cursor(q,9);
live_face[snum]=0;
return 1;
}
} /* end of switch */
/* desensitize mouse */
set_cursor(q,0);
live_node[snum]=live_face[snum]=0;
return 1;
} /* manip_proc */
int show_manip_frame_proc(Menu menu,Menu_item menuitem)
{
int x,y;
Rect rect;
frame_get_rect(canvas_frame[canv1],&rect);
y=(int)rect.r_top;
x=(int)(rect.r_left+rect.r_width+5);
xv_set(manip_frame[canv1],WIN_X,x,WIN_Y,y,WIN_SHOW,TRUE,0);
return 1;
}
int ms_repack_proc(Menu menu,Menu_item menuitem)
{
if (packdata[canv1].locks) return 1;
riffle_call(&packdata[canv1],totalpasses,1,1);
return (comp_pack_centers(&packdata[canv1],0,0,2,okerr));
}
int show_path_proc(Menu menu,Menu_item menuitem)
{
sprintf(buf,"disp -p%d -g",canv1);
return (handle_cmd(buf,¤t_p));
}
int quicksave_proc(Menu menu,Menu_item menuitem)
{
char filename[128],holdname[128];
strcpy(holdname,packdata[canv1].file_name);
set_packing_path();
strcpy(filename,path);
sprintf(buf,"tmp%d.p",canv1);
strcat(filename,buf);
if (open_and_write(&packdata[canv1],filename,0017))
strcpy(packdata[canv1].file_name,holdname);
else {strcpy(msgbuf,"quicksave has failed.");emsg();}
strcpy(packdata[canv1].file_name,holdname);
return 1;
} /* quicksave_proc */
int manip_frame_done_proc(Frame subframe)
{
int q=0;
while (subframe!=manip_frame[q] && q<NUM_PACKS) q++;
if (q==NUM_PACKS) return 1;
live_node[q]=live_face[q]=0;
set_cursor(&screendata[q],0);
xv_set(subframe,FRAME_CMD_PIN_STATE,FRAME_CMD_PIN_OUT,
XV_SHOW,FALSE,0);
return 1;
} /* manip_frame_done_proc */
int set_packing_path()
/* update global string 'path' from config window */
{
int n;
char stuff[BUFSIZE];
if (!cmd_mode)
strcpy(packing_dir_name,(char *)xv_get(dir_name_item,PANEL_VALUE));
stripsp(packing_dir_name);
stuff[0]='\0';
if (!strncmp(packing_dir_name,"$HOME",5)
|| (packing_dir_name[0]=='~') )
{
strcpy(stuff,home_dir);
if (packing_dir_name[0]=='~') strcat(stuff,packing_dir_name+1);
else strcat(stuff,packing_dir_name+5);
}
else strcat(stuff,packing_dir_name);
sprintf(path,"%s",stuff);
if ((n=strlen(path))>0 && path[n-1]!='/') strcat(path,"/");
return 1;
} /* set_packing_path */
long find_token(FILE *fp,long pos,char **string,char *token)
/* starting at position pos, find token in file, return
line following it. Return -1 on error or failure, else
return position following returned string. */
{
int n,m,i;
char *buff,*hit;
*string=NULL;
if (!fp || (n=strlen(token))>34 || n==0
|| pos < 0 || fseek(fp,pos,SEEK_SET))
return -1;
buff=(char *)calloc((size_t)(BUFSIZE+2),sizeof(char));
buff[BUFSIZE+1]='\0';
fgets(buff,BUFSIZE,fp);
hit=NULL;
while (!(hit=strstr(buff,token)) && fgets(buff,BUFSIZE,fp))
hit=NULL;
if (hit) /* found token */
{
hit += strlen(token);
i=0;
do
{
*(buff+i)=*(hit+i);
i++;
} while (hit[i]!='\0' && hit[i]!='\n' && i<=BUFSIZE);
*(buff+i)='\0';
while (buff[(n=strlen(buff)-1)]=='\\' && (m=(BUFSIZE-n)) > 1
&& fgets((buff+n+1),m,fp))
/* line continuations? Replace \ by space and concatenate. */
{
buff[n]=' ';
buff[strlen(buff)-1]='\0'; /* get rid of \n */
}
*string=buff;
return (long)ftell(fp);
}
free(buff);
return (long)(-1);
} /* find_token */
int find_name(FILE *fp,char *name,long *pos)
/* search file from current location for 'name',
look for key word at beginning of one of next
5 lines: return
1 = NODECOUNT, 2 = CHECKCOUNT, 3 = PATH,
4 = CMDS, -1 = error;
file position following name is given in 'pos',
but file position is reset to original. */
{
int len,i,flag=0;
long save_pos,spot;
char buff[BUFSIZE],next[BUFSIZE],*hit,*ptr;
if (!fp || (len=strlen(name))<1 || len>128)
return -1;
save_pos=spot=ftell(fp);
hit=NULL;
while (!hit && fgets(buff,BUFSIZE,fp))
{
if ((hit=strstr(buff,name))) /* found name */
{
spot=spot+(int)(hit-buff)+len;
fseek(fp,spot,SEEK_SET);
for (i=1;i<=5;i++)
{
ptr=&(buff[0]);
if (fgets(buff,BUFSIZE,fp) && grab_next(&ptr,next))
{
if (!strncmp(next,"NODECOUNT",9))
flag=1;
else if (!strncmp(next,"CHECKCOUNT",10))
flag=2;
else if (!strncmp(next,"PATH",4))
flag=3;
else if (!strncmp(next,"CMDS",4))
flag=4;
}
if (flag) i=6; /* bomb out */
}
if (!flag) /* didn't find a key word */
hit=NULL;
else fseek(fp,spot,SEEK_SET);
}
if (!hit) spot=ftell(fp);
} /* end of while */
fseek(fp,save_pos,SEEK_SET);
if (flag)
{
*pos=spot;
return flag;
}
return -1;
} /* find_name */
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