visrgbatexturechannel2rgba.h

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#pragma once
 
/*+
________________________________________________________________________
 
 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        K. Tingdahl
 Date:          Oct 2008
 RCS:           $Id$
________________________________________________________________________
 
 
-*/
 
#include "visbasemod.h"
#include "vistexturechannel2rgba.h"
 
namespace osgGeo { class RGBALayerProcess; }
 
 
namespace visBase
{ 
 
mExpClass(visBase) RGBATextureChannel2RGBA : public TextureChannel2RGBA
{
public:
    static RGBATextureChannel2RGBA*     create()
                                mCreateDataObj(RGBATextureChannel2RGBA);
 
    const ColTab::Sequence*     getSequence(int ch) const;
    void                        getChannelName(int,uiString&) const;
 
    void                        swapChannels(int ch0,int ch1);
 
    void                        setEnabled(int ch,bool yn);
    bool                        isEnabled(int ch) const;
 
    void                        setTransparency(unsigned char);
    unsigned char               getTransparency() const;
 
    void                        applyUndefPerChannel(bool);
    bool                        isUndefPerChannel() const;
 
    int                         maxNrChannels() const   { return 4; }
    int                         minNrChannels() const   { return 4; }
 
protected:
 
                                ~RGBATextureChannel2RGBA();
 
    void                        notifyChannelInsert(int ch);
 
    BoolTypeSet                 enabled_;
    unsigned char               proctransparency_;
 
    static ArrPtrMan<ColTab::Sequence>  sequences_;
 
    osgGeo::RGBALayerProcess*   proc_;
};
 
 
}; //namespace