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stage
include
ost
img
mask_base.hh
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//------------------------------------------------------------------------------
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// This file is part of the OpenStructure project <www.openstructure.org>
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//
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// Copyright (C) 2008-2011 by the OpenStructure authors
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// Copyright (C) 2003-2010 by the IPLT authors
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License as published by the Free
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// Software Foundation; either version 3.0 of the License, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful, but WITHOUT
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// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
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// details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with this library; if not, write to the Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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//------------------------------------------------------------------------------
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/*
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Authors: Andreas Schenk, Ansgar Philippsen
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*/
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#ifndef MASK_BASE_HH_
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#define MASK_BASE_HH_
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#include <
ost/img/vecmat.hh
>
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#include "
mask_base_fw.hh
"
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namespace
ost {
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namespace
img
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{
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class
MaskVisitor;
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class
DLLEXPORT_OST_IMG_BASE
MaskBase
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{
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public
:
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MaskBase
();
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virtual
~
MaskBase
();
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virtual
MaskPtr
Clone()=0;
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virtual
bool
IsInside(
const
Vec2& v)=0;
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bool
IsOutside
(
const
Vec2& v){
return
!IsInside(v);}
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virtual
void
Shift
(
const
Vec2& v)=0;
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virtual
void
Expand(
Real
d)=0;
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virtual
void
Shrink
(
Real
d){Expand(-d);}
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virtual
void
Scale(
Real
d)=0;
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// traverse mask hierarchy with a visitor
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virtual
void
Apply(
MaskVisitor
& v)=0;
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};
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}}
//ns
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#endif
/*MASK_BASE_HH_*/
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