68 lines
1.4 KiB
C++
68 lines
1.4 KiB
C++
/*
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**********************************************************************
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* Copyright (C) 1998-2004, International Business Machines
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* Corporation and others. All Rights Reserved.
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**********************************************************************
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*/
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#ifndef __LEINSERTIONLIST_H
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#define __LEINSERTIONLIST_H
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#include "LETypes.h"
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U_NAMESPACE_BEGIN
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struct InsertionRecord;
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class LEInsertionCallback
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{
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public:
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virtual le_bool applyInsertion(le_int32 atPosition, le_int32 count, LEGlyphID newGlyphs[]) = 0;
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};
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class LEInsertionList : public UObject
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{
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public:
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LEInsertionList(le_bool rightToLeft);
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~LEInsertionList();
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LEGlyphID *insert(le_int32 position, le_int32 count);
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le_int32 getGrowAmount();
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le_bool applyInsertions(LEInsertionCallback *callback);
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void reset();
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/**
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* ICU "poor man's RTTI", returns a UClassID for the actual class.
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*
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* @stable ICU 2.8
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*/
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virtual inline UClassID getDynamicClassID() const { return getStaticClassID(); }
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/**
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* ICU "poor man's RTTI", returns a UClassID for this class.
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*
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* @stable ICU 2.8
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*/
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static inline UClassID getStaticClassID() { return (UClassID)&fgClassID; }
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private:
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/**
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* The address of this static class variable serves as this class's ID
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* for ICU "poor man's RTTI".
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*/
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static const char fgClassID;
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InsertionRecord *head;
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InsertionRecord *tail;
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le_int32 growAmount;
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le_bool append;
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};
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U_NAMESPACE_END
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#endif
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