CharacterEncoderImplementations__TwoByteEncoder.st
author Jan Vrany <jan.vrany@fit.cvut.cz>
Thu, 17 Sep 2015 08:30:10 +0100
branchjv
changeset 18756 dd41c8e43373
parent 18011 deb0c3355881
child 19227 5e949760a4e8
permissions -rw-r--r--
FFI: Simplified handling of custom ExternalAddress subclasses Merged branches for FFI return type #pointer and #handle. Send #initilize from C code and return from there rather than magically change local variable and then hadling this in Smalltalk code (this was bit tricky and hard to understand)

"
 COPYRIGHT (c) 2004 by eXept Software AG
              All Rights Reserved

 This software is furnished under a license and may be used
 only in accordance with the terms of that license and with the
 inclusion of the above copyright notice.   This software may not
 be provided or otherwise made available to, or used by, any
 other person.  No title to or ownership of the software is
 hereby transferred.
"
"{ Package: 'stx:libbasic' }"

"{ NameSpace: CharacterEncoderImplementations }"

CharacterEncoder subclass:#TwoByteEncoder
	instanceVariableNames:''
	classVariableNames:''
	poolDictionaries:''
	category:'Collections-Text-Encodings'
!

!TwoByteEncoder class methodsFor:'documentation'!

copyright
"
 COPYRIGHT (c) 2004 by eXept Software AG
              All Rights Reserved

 This software is furnished under a license and may be used
 only in accordance with the terms of that license and with the
 inclusion of the above copyright notice.   This software may not
 be provided or otherwise made available to, or used by, any
 other person.  No title to or ownership of the software is
 hereby transferred.
"
! !

!TwoByteEncoder class methodsFor:'queries'!

maxCode
    ^ 16rFFFF 
!

minCode
    ^ 0 
! !

!TwoByteEncoder methodsFor:'private'!

newString:size
    ^ TwoByteString uninitializedNew:size
! !

!TwoByteEncoder methodsFor:'queries'!

characterSize:codePoint

    ^2

    "Created: / 15-06-2005 / 15:12:01 / janfrog"
! !

!TwoByteEncoder methodsFor:'stream support'!

readNextCharacterFrom:aStream
    | c |

    c := aStream nextUnsignedShortMSB:false.
    ^ c isNil 
        ifTrue: [nil]
        ifFalse: [(self decode:c) asCharacter]
!

readNextInputCharacterFrom:aStream
    ^ aStream nextUnsignedShortMSB:false
! !

!TwoByteEncoder class methodsFor:'documentation'!

version
    ^ '$Header: /cvs/stx/stx/libbasic/CharacterEncoderImplementations__TwoByteEncoder.st,v 1.6 2009-11-04 00:47:35 cg Exp $'
!

version_CVS
    ^ '$Header: /cvs/stx/stx/libbasic/CharacterEncoderImplementations__TwoByteEncoder.st,v 1.6 2009-11-04 00:47:35 cg Exp $'
! !