[occt.git] / src / ExprIntrp / ExprIntrp_GenExp.cdl

-- File:	GenExp.cdl
-- Created:	Thu Jul 18 18:13:12 1991
-- Author:	Arnaud BOUZY
--		<adn@topsn2>
---Copyright:	 Matra Datavision 1991


class GenExp from ExprIntrp inherits Generator from ExprIntrp

	---Purpose: This class permits, from a string, to create any 
	--          kind of expression of package Expr by using 
	--          built-in functions such as Sin,Cos, etc, and by 
	--          creating variables.

uses GeneralExpression from Expr,
    AsciiString from TCollection

raises NoSuchObject

is

    Create
    ---Purpose: Creates an empty generator
    ---Level: Advanced 
    returns mutable GenExp is private;

    Create( myclass ) returns GenExp;
    
    Process(me : mutable; str : AsciiString)
    ---Purpose: Processes given string.
    ---Level: Advanced 
    is static;

    IsDone(me)
    ---Purpose: Returns false if any syntax error has occurred during 
    --          process. 
    ---Level: Advanced 
    returns Boolean
    is static;
	    
    Expression(me)
    ---Purpose: Returns expression generated. Raises an exception if 
    --          IsDone answers false.
    ---Level: Advanced 
    returns any GeneralExpression
    raises NoSuchObject
    is static;
    
fields

    done : Boolean;
    myExpression : GeneralExpression;
    
end GenExp;
Commit	Line	Data
7fd59977	1	-- File: GenExp.cdl
	2	-- Created: Thu Jul 18 18:13:12 1991
	3	-- Author: Arnaud BOUZY
	4	-- <adn@topsn2>
	5	---Copyright: Matra Datavision 1991
	6
	7
	8	class GenExp from ExprIntrp inherits Generator from ExprIntrp
	9
	10	---Purpose: This class permits, from a string, to create any
	11	-- kind of expression of package Expr by using
	12	-- built-in functions such as Sin,Cos, etc, and by
	13	-- creating variables.
	14
	15	uses GeneralExpression from Expr,
	16	AsciiString from TCollection
	17
	18	raises NoSuchObject
	19
	20	is
	21
	22	Create
	23	---Purpose: Creates an empty generator
	24	---Level: Advanced
	25	returns mutable GenExp is private;
	26
	27	Create( myclass ) returns GenExp;
	28
	29	Process(me : mutable; str : AsciiString)
	30	---Purpose: Processes given string.
	31	---Level: Advanced
	32	is static;
	33
	34	IsDone(me)
	35	---Purpose: Returns false if any syntax error has occurred during
	36	-- process.
	37	---Level: Advanced
	38	returns Boolean
	39	is static;
	40
	41	Expression(me)
	42	---Purpose: Returns expression generated. Raises an exception if
	43	-- IsDone answers false.
	44	---Level: Advanced
	45	returns any GeneralExpression
	46	raises NoSuchObject
	47	is static;
	48
	49	fields
	50
	51	done : Boolean;
	52	myExpression : GeneralExpression;
	53
	54	end GenExp;