HDK: GEO/GEO_AttributeFilter.h Source File

00001 /*
00002  * PROPRIETARY INFORMATION.  This software is proprietary to
00003  * Side Effects Software Inc., and is not to be reproduced,
00004  * transmitted, or disclosed in any way without written permission.
00005  *
00006  * Produced by:
00007  *      Side Effects Software Inc
00008  *      123 Front Street West, Suite 1401
00009  *      Toronto, Ontario
00010  *      Canada   M5J 2M2
00011  *      416-504-9876
00012  *
00013  * NAME:        GEO_AttributeFilter.h ( GEO Library, C++)
00014  *
00015  * COMMENTS:
00016  */
00017 
00018 #ifndef __GEO_AttributeFilter__
00019 #define __GEO_AttributeFilter__
00020 
00021 #include "GEO_API.h"
00022 
00023 class GB_Attribute;
00024 
00025 class GEO_API GEO_AttributeFilter {
00026 public:
00027              GEO_AttributeFilter()      {}
00028     virtual ~GEO_AttributeFilter()      {}
00029 
00030     //
00031     // WARNING:  For point dictionaries, it's possible to get an attribute
00032     //           pointer of 0.  This implies the "P" attribute.
00033     //
00034     virtual bool        match(const GB_Attribute *atr) const = 0;
00035     virtual bool        terminateAfterFirstMatch() const
00036                             { return false; }
00037 };
00038 
00039 #endif
00040