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184 lines
7.8 KiB
Plaintext
Executable File
184 lines
7.8 KiB
Plaintext
Executable File
-- Created on: 1993-01-11
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-- Created by: CKY / Contract Toubro-Larsen ( TCD )
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-- Copyright (c) 1993-1999 Matra Datavision
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-- Copyright (c) 1999-2012 OPEN CASCADE SAS
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--
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-- The content of this file is subject to the Open CASCADE Technology Public
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-- License Version 6.5 (the "License"). You may not use the content of this file
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-- except in compliance with the License. Please obtain a copy of the License
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-- at http://www.opencascade.org and read it completely before using this file.
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--
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-- The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
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-- main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
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--
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-- The Original Code and all software distributed under the License is
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-- distributed on an "AS IS" basis, without warranty of any kind, and the
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-- Initial Developer hereby disclaims all such warranties, including without
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-- limitation, any warranties of merchantability, fitness for a particular
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-- purpose or non-infringement. Please see the License for the specific terms
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-- and conditions governing the rights and limitations under the License.
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class TextFontDef from IGESGraph inherits IGESEntity
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---Purpose : defines IGES Text Font Definition Entity, Type <310>
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-- in package IGESGraph
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--
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-- Used to define the appearance of characters in a text font.
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-- It may be used to describe a complete font or a
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-- modification to a subset of characters in another font.
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uses
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HAsciiString from TCollection,
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HArray1OfInteger from TColStd,
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HArray1OfHArray1OfInteger from IGESBasic
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raises DimensionMismatch, OutOfRange
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is
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Create returns mutable TextFontDef;
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-- specific for the entity
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Init (me : mutable;
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aFontCode : Integer;
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aFontName : HAsciiString;
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aSupersededFont : Integer;
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aSupersededEntity : TextFontDef;
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aScale : Integer;
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allASCIICodes : HArray1OfInteger;
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allNextCharX : HArray1OfInteger;
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allNextCharY : HArray1OfInteger;
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allPenMotions : HArray1OfInteger;
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allPenFlags : HArray1OfHArray1OfInteger;
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allMovePenToX : HArray1OfHArray1OfInteger;
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allMovePenToY : HArray1OfHArray1OfInteger)
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raises DimensionMismatch;
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---Purpose : This method is used to set the fields of the class
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-- TextFontDef
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-- - aFontCode : Font Code
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-- - aFontName : Font Name
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-- - aSupersededFont : Number of superseded font
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-- - aSupersededEntity : Text Definition Entity
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-- - aScale : No. of grid units = 1 text height unit
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-- - allASCIICodes : ASCII codes for characters
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-- - allNextCharX & Y : Grid locations of the next
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-- character's origin (Integer vals)
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-- - allPenMotions : No. of pen motions for the characters
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-- - allPenFlags : Pen up/down flags,
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-- 0 = Down (default), 1 = Up
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-- - allMovePenToX & Y : Grid locations the pen will move to
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-- This method initializes the fields of the class TextFontDef.
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-- An exception is raised if the lengths of allASCIICodes,
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-- allNextChars, allPenMotions, allPenFlags and allMovePenTo
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-- are not same.
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FontCode (me) returns Integer;
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---Purpose : returns the font code.
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FontName (me) returns HAsciiString from TCollection;
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---Purpose : returns the font name.
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IsSupersededFontEntity (me) returns Boolean;
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---Purpose : True if this definition supersedes another
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-- TextFontDefinition Entity,
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-- False if it supersedes value.
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SupersededFontCode (me) returns Integer;
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---Purpose : returns the font number which this entity modifies.
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SupersededFontEntity (me) returns TextFontDef;
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---Purpose : returns the font entity which this entity modifies.
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Scale (me) returns Integer;
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---Purpose : returns the number of grid units which equal one text height unit.
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NbCharacters (me) returns Integer;
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---Purpose : returns the number of characters in this definition.
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ASCIICode (me; Chnum : Integer) returns Integer
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raises OutOfRange;
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---Purpose : returns the ASCII code of Chnum'th character.
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-- Exception OutOfRange is raised if Chnum <= 0 or Chnum > NbCharacters
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NextCharOrigin (me; Chnum : Integer; NX,NY : out Integer)
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raises OutOfRange;
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---Purpose : returns grid location of origin of character next to Chnum'th char.
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-- Exception OutOfRange is raised if Chnum <= 0 or Chnum > NbCharacters
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NbPenMotions (me; Chnum : Integer) returns Integer
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raises OutOfRange;
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---Purpose : returns number of pen motions for Chnum'th character.
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-- Exception OutOfRange is raised if Chnum <= 0 or Chnum > NbCharacters
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IsPenUp (me; Chnum : Integer; Motionnum : Integer) returns Boolean
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raises OutOfRange;
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---Purpose : returns pen status(True if 1, False if 0) of Motionnum'th motion
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-- of Chnum'th character.
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-- Exception raised if Chnum <= 0 or Chnum > NbCharacters or
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-- Motionnum <= 0 or Motionnum > NbPenMotions
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NextPenPosition (me; Chnum : Integer; Motionnum : Integer;
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IX,IY : out Integer)
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raises OutOfRange;
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-- returns, for Motionnum'th motion of Chnum'th character,
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-- the grid location to which the pen is to move.
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-- Exception raised if Chnum <= 0 or Chnum > NbCharacters or
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-- Motionnum <= 0 or Motionnum > NbPenMotions
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fields
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-- Class : IGESDraw_TextFontDef
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--
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-- Purpose : Declaration of the variables specific to a TextFontDef.
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--
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-- Reminder : A Text Font Definition Entity is defined by :
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-- - a font code,
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-- - a font name,
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-- - number of the font or pointer to the TextFontDef which
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-- this definition supersedes,
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-- - number of grid units which equal one text height unit,
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-- - ASCII codes for each character in this definition,
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-- - Grid locations of next character's origin, for each char
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-- - number of pen motions for each character,
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-- - status of pen flag for each motion of each character,
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-- - Grid location to which pen is to move, for each motion
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-- of each character
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--
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theFontCode : Integer;
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theFontName : HAsciiString;
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theSupersededFontCode : Integer;
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theSupersededFontEntity : TextFontDef;
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theScale : Integer;
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theASCIICodes : HArray1OfInteger;
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-- ASCII code for each character
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theNextCharOriginX : HArray1OfInteger;
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theNextCharOriginY : HArray1OfInteger;
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-- For each character, Grid location of next character's origin
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theNbPenMotions : HArray1OfInteger;
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-- Number of pen motions for each character(Length = NbCharacters)
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-- is (NM1 ,NM2 ....... NMn)
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thePenMotions : HArray1OfHArray1OfInteger;
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-- Status of Pen up/down flag for each character
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-- flag : 0 = Down(Default)
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-- 1 = Up
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-- Note : Inner HArray1 are of lengths NM1, NM2... NMn respectively
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thePenMovesToX : HArray1OfHArray1OfInteger;
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thePenMovesToY : HArray1OfHArray1OfInteger;
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-- For each character, Grid location to which the pen is to move
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-- Note : Inner HArray1 are of lengths NM1, NM2... NMn respectively
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end TextFontDef;
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