;(textscr)
(princ "\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n")
(princ "\n*********** DEMO CO.  PRESENT **********")
(princ "\n\n  FARSI interpreter Version 5.00 Is loading .")

(defun r_t_d (d)
 (setq d (/ (* d 180.0) pi))
)

(defun lic_pr()
 (princ "This software is licensed to AFSHIN AMIRPOUR.\n")
)

(defun lst (d) (setvar "lastpoint" st))

(princ ".")

(defun d_t_r (d)
 (setq d (/ (* d pi) 180.0))
)

(princ ".")

 (setq charm1 (list 104 151 152 153 78 110 169 170 171 66 98 133 134
		   135 67 99 136 137 138 70 92 124 211 212 213 44 226
		   227 228 60 229 230 231 62 232 233 234 235 236 237
		   32 71 72 86 118 193 194 195 167 168))
 (setq charm2 (list 32 33 35 36 37 38 40 41 42 43 45 46 47 48
		   49 50 51 52 53 54 55 56 57 61 63 64 94 127 128 129))
 (setq charm (append charm1 charm2))
 (setq charn (append charm2 (list 32 70 71 72)))
 (setq charo (list (list 96 126) (list 58 127) (list 59 127) (list 34 128)
		  (list 39 128) (list 44 129) (list 60 131) (list 62 132)
	    )
 )
 (setq charp (list 96 58 59 34 39 44 60 62))
 (setq charq (list 104 110 98 99 118 124 129 130 131))

(defun mirp(a b)
   (setq x1 (car a) y1 (cadr a) x2 (car b) y2 (cadr b))
   (setq pt3 (list (- (* 2 x1) x2) (- (* 2 y1) y2)))
   (setq an (angle a b))
)
(princ ".")

(defun taviz (so)
  (setq l (strlen so))
  (setq n 1)
  (setq nwo "")
  (while (<= n l)
   (if (= n 1)
    (setq ee " ")
    (setq ee (substr so (1- n) 1))
   )
   (setq f (substr so n 1))
   (if (= n l)
    (setq g " ")
    (setq g (substr so (1+ n) 1))
   )
   (setq asce (ascii ee))
   (setq ascff (setq ascf (ascii f)))
   (setq ascg (ascii g))
   (if (= (member ascf charm2) nil)
    (if (= (member ascf (list 32 95 70 71 72)) nil)
     (progn
      (if (/= (and (> ascf 64) (< ascf 94)) nil)
	(setq ascff (setq ascf (+ ascf 32)))
      )
      (if (/= (member ascf charp) nil)
	(setq ascf (car (cdr (assoc ascf charo))))
      )
      (if (/= (member asce charm) nil)
       (if (/= (member ascg charn) nil)
	(if (= (member ascf charq) nil)
	 (setq ascf (+ (* (- ascf 97) 3) 132))
	 (setq ascf ascff)
	)
	(setq ascf ascff)
       )
       (if (/= (member ascg charn) nil)
	(if (= (member ascf charq) nil)
	 (setq ascf (+ (* (- ascf 97) 3) 131))
	 (setq ascf (+ (* (- ascf 97) 3) 130))
	)
	(setq ascf (+ (* (- ascf 97) 3) 130))
       )
      )
     )
    )
   )
   (setq n (1+ n))
   (setq nwo (strcat nwo (chr ascf)))
  )
  (setq so nwo)
)

(princ ".")

(defun hr ()
 (setq f_heigth (cdr (assoc 40 (tblsearch "style" (getvar "textstyle")))))
 (if (= f_heigth 0.0)
   (progn
     (princ (strcat "\nHeight <" (rtos (getvar "textsize")) ">: "))
     (setq ht (getdist st))
     (if (/= ht nil)
       (setvar "textsize" ht)
       (setq ht "")
     )
   )
 )
 (princ (strcat "\nRotation angle <" (angtos (getvar "userr1")) ">: "))
 (setq ro (getangle st))
 (if (/= ro nil)
  (setvar "userr1" ro)
 )
)
(princ ".")

(defun *error* (ms)
 (if (= ms "Function cancelled")
     (progn (command) (command))
 )
 (princ "\nerror: ")
 (princ ms)
 (command "ERASE" ss "")
 (setvar "CMDECHO" 1)
 (setvar "HIGHLIGHT" 1)
 (setvar "BLIPMODE" 1)
 (prin1)
)

(princ ".")



(princ ".")


(defun farsit(text_to_convert)
(setvar "CMDECHO" 0)
  (if (/= passcode "passcode")
      (progn
      (code_control)
	 (if (= (and (= fcode fcodm)
		     (/= ucode nil)
		     (= scode "10-248253")
		)   t
	     )
	     (progn
	       (setq passcode "passcode")
	       (taviz text_to_convert)
	     )
	     (progn
	       (lic_pr)
	       (prin1)
	     )
	  )
      )
      (taviz text_to_convert)
  )
)

(princ ".")

(defun c:fars()
   (setvar "CMDECHO" 0)
   (setvar "HIGHLIGHT" 0)
   (princ (strcat "Current TEXT style is " (getvar "TEXTSTYLE") " !!\n"))
   (setq st (list 1 4))
   (setq ss (ssadd))
   (command "POINT" "0,0")
   (setq entl (entlast))
   (ssadd entl ss)
   (setq rp "Style")
   (while (= rp "Style")
    (initget "Style Align Center Fit Middle Left")
    (setq rp (getpoint "Start point or Align/Center/Fit/Middle/Left/Style:"))
    (if (= rp "Style")
     (progn
      (setq sty (getstring
		 (strcat "\nStyle name (or ?) <" (getvar "TEXTSTYLE") ">: ")
		)
      )
      (if (/= sty "")
	(progn
	    (if (= sty "?")
	      (progn
		   (command "TEXT" "S" "?")
		   (command)
	      )
	      (progn
		 (if (/= (tblsearch "style" sty) nil)
		   (progn
			 (command "TEXT" "S" (eval sty))
			 (command)
		   )
		   (prompt "\nUnknown text style name.\n")
		 )
	      )
	    )
	)
      )
     )
    )
   )
   (if (= (getvar "userr1") 0)
       (setvar "userr1" pi)
   )
   (if (= rp nil)
       (setq st nil)
   )
   (if (/= st nil)
    (progn
     (if (listp rp)
      (progn
       (setq st rp)
       (lst st)
       (hr)
      )
     )
     (if (= rp "Align")
      (progn
       (setq st (getpoint "\nFirst text line point:"))
       (lst st)
       (setq pt2 (getpoint st "\nSecond text line point:"))
      )
     )
     (if (= rp "Center")
      (progn
       (setq st (getpoint "\nCenter point:"))
       (lst st)
       (hr)
      )
     )
     (if (= rp "Fit")
      (progn
       (setq st (getpoint "\nFirst text line point:"))
       (lst st)
       (setq pt2 (getpoint st "\nSecond text line point:"))
       (setq f_heigth (cdr (assoc 40 (tblsearch "style"
				   (getvar "textstyle")))))
       (if (= f_heigth 0.0)
	(progn
	  (princ (strcat "\nHeight <" (rtos (getvar "textsize")) ">: "))
	  (setq ht (getdist st))
	  (if (/= ht nil)
	   (setvar "textsize" ht)
	   (setq ht "")
	  )
	)
       )
      )
     )
     (if (= rp "Middle")
      (progn
       (setq st (getpoint "\nMiddle point:"))
       (lst st)
       (hr)
      )
     )
     (if (= rp "Left")
      (progn
       (setq st (getpoint "\nLeft point:"))
       (lst st)
       (hr)
      )
      )
     )
    )
    (setq ro (+ (getvar "userr1") pi))
    (setq rl (getvar "AUNITS"))
    (cond ((= rl 0) (setq rog (angtos ro)))
	  ((= rl 1) (setq rog (angtos ro)))
	  ((= rl 2) (setq rog (atof (angtos ro))))
	  ((= rl 3) (setq rog (atof (angtos ro))))
	  ((= rl 4) (setq rog (r_t_d ro)))
    )
    (princ "\nText:")
    (if (= st nil)
     (command "dtext" "")
     (progn
      (if (listp rp)
	 (if (= f_heigth 0.0)
	     (command "dtext" st ht rog)
	     (command "dtext" st rog)
	 )
      )
      (if (= rp "Align")
       (progn
	(mirp st pt2)
	(command "dtext" "a" st pt3)
      )
     )
     (if (= rp "Center")
	(if (= f_heigth 0.0)
	    (command "dtext" "c" st ht rog)
	    (command "dtext" "c" st rog)
	)
     )
     (if (= rp "Fit")
       (progn
	 (mirp st pt2)
	 (if (= f_heigth 0.0)
	     (command "dtext" "f" st pt3 ht)
	     (command "dtext" "f" st pt3)
	 )
       )
     )
     (if (= rp "Middle")
	 (if (= f_heigth 0.0)
	     (command "dtext" "m" st ht rog)
	     (command "dtext" "m" st rog)
	)
     )
     (if (= rp "Left")
	 (if (= f_heigth 0.0)
	     (command "dtext" "r" st ht rog)
	     (command "dtext" "r" st rog)
	 )
     )
    )
   )
   (while (/= (entnext entl) nil)
    (setq txt (entnext entl))
    (setq e (entget txt))
    (if (or (= rp "Fit") (= rp "Align"))
      (progn(setq za (cdr (assoc 10 e)))
      (command "ROTATE" (ssadd txt) "" za "180"))
    )
    (setq e (entget txt))
    (setq s (cdr (setq as (assoc 1 e))))
    (setq s (taviz s))
    (setq e (subst (cons 1 nwo) as e))
    (entmod e)
    (setq entl txt)
   )
   (command "ERASE" ss "")
   (setvar "HIGHLIGHT" 1)
   (setvar "CMDECHO" 1)
   (setvar "BLIPMODE" 1)
   (prin1)
)

(princ ".")

(defun farsichange()
 (setvar "CMDECHO" 0)
 (command "UNDO" "M")
 (setvar "BLIPMODE" 0)
   (setq chm 0 p (ssget))
   (if p (progn
	   (setq cont t)
	   (while cont
	     (setq os (getstring "\n Type OLD text : " T))
	     (setq osl (strlen os))
	     (if (= osl 0)
		     (princ "Null input invalid. Try again !?")
		     (setq cont nil)
	     )
	   )
      (setq ns (getstring "\n Type NEW text : " T))
      (setq os (taviz os))
      (setq ns (taviz ns))
      (setq nsl (strlen ns))
      (setq l 0 n (sslength p))
      (while (< l n)
	 (if  (= "TEXT"
		  (cdr (assoc 0 (setq ec (entget (ssname p l)))))
	      )
	    (progn
	       (setq chf nil si 1)
	       (setq sc (cdr (setq ass (assoc 1 ec))))
	       (while (= osl (setq sl (strlen
			     (setq stc (substr sc si osl)))))
		  (if (= stc os)
		      (progn
			(setq sc (strcat (substr sc 1 (1- si)) ns
					(substr sc (+ si osl))))
			(setq chf t)
			(setq si (+ si nsl))
		      )
		      (setq si (1+ si))
		  )
	       )
	       (if chf
		      (progn
			(setq ec (subst (cons 1 sc) ass ec))
			(entmod ec)
			(setq chm (1+ chm))
		      )
	       )
	    )
	 )
	 (setq l (1+ l))
      )
   ))
   (princ "Changed ")
   (princ chm)
   (princ " text lines.")
   (command "UNDO" "E")
   (setvar "CMDECHO" 1)
   (setvar "BLIPMODE" 1)
   (prin1)
)

(princ ".")

(defun c:chg ()
(setvar "CMDECHO" 0)
  (if (/= passcode "passcode")
      (progn
	 (code_control)
	 (if (= (and (= fcode fcodm)
		     (/= ucode nil)
		     (= scode "10-248253")
		)   t
	     )
	     (progn
	       (setq passcode "passcode")
	       (farsichange)
	     )
	     (progn
	       (lic_pr)
	       (prin1)
	     )
	  )
      )
      (farsichange)
  )
)

;
;
(defun Mysave ()
(setq mydn (getvar "dwgname"))
(command "._wblock" mydn "y" "*")
)
;
;
(defun c:chg ()
(farsichange)
)
;
;
(princ ". Completed.")
(prin1)
;(graphscr)

