vishorizondisplay.h

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#ifndef vishorizondisplay_h
#define vishorizondisplay_h

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Kristofer Tingdahl
 Date:          May 2004
 RCS:           $Id$
________________________________________________________________________


-*/

#include "vissurveymod.h"
#include "visemobjdisplay.h"
#include "coltabmapper.h"
#include "coltabsequence.h"
#include "factory.h"
#include "uistring.h"

namespace ColTab{ class Sequence; class MapperSetup; }
namespace visBase
{
    class HorizonSection;
    class HorizonTextureHandler;
    class MarkerSet;
    class PointSet;
    class TextureChannel2RGBA;
    class VertexShape;
    class PolyLine;
}

namespace visSurvey
{

mExpClass(visSurvey) HorizonDisplay : public EMObjectDisplay
{ mODTextTranslationClass(HorizonDisplay)

    friend class HorizonPathIntersector;

public:
                                HorizonDisplay();
                                mDefaultFactoryInstantiation(
                                    visSurvey::SurveyObject,HorizonDisplay,
                                    "HorizonDisplay",
                                    toUiString(sFactoryKeyword()))

    void                        setDisplayTransformation(const mVisTrans*);
    void                        setSceneEventCatcher(visBase::EventCatcher*);

    void                        enableTextureInterpolation(bool);
    bool                        textureInterpolationEnabled() const
                                { return enabletextureinterp_; }
    bool                        canEnableTextureInterpolation() const
                                { return true; }

    bool                        setZAxisTransform(ZAxisTransform*,TaskRunner*);

    visBase::Material*          getMaterial();
    void                        setIntersectLineMaterial(visBase::Material*);

    bool                        setEMObject(const EM::ObjectID&,TaskRunner*);
    bool                        updateFromEM(TaskRunner*);
    void                        updateFromMPE();

    StepInterval<int>           geometryRowRange() const;
    StepInterval<int>           geometryColRange() const;
    visBase::HorizonSection*    getHorizonSection(const EM::SectionID&);
    TypeSet<EM::SectionID>      getSectionIDs() const   { return sids_; }

    void                        useTexture(bool yn,bool trigger=false);
    bool                        usesTexture() const;
    bool                        showsTexture() const;
    bool                        canShowTexture() const;

    void                        setOnlyAtSectionsDisplay(bool yn);
    bool                        displayedOnlyAtSections() const;

    void                        displaySurfaceData(int attrib,int auxdatanr);

    virtual bool                canHaveMultipleAttribs() const;
    virtual int                 nrTextures(int attrib) const;
    virtual void                selectTexture(int attrib,int textureidx);
    virtual int                 selectedTexture(int attrib) const;

    SurveyObject::AttribFormat  getAttributeFormat(int attrib) const;
    Pol2D3D                     getAllowedDataType() const
                                { return Both2DAnd3D; }

    int                         nrAttribs() const;
    bool                        addAttrib();
    bool                        canAddAttrib(int nrattribstoadd=1) const;
    bool                        removeAttrib(int attrib);
    bool                        canRemoveAttrib() const;
    bool                        swapAttribs(int attrib0,int attrib1);
    void                        setAttribTransparency(int,unsigned char);
    unsigned char               getAttribTransparency(int) const;
    void                        enableAttrib(int attrib,bool yn);
    bool                        isAttribEnabled(int attrib) const;
    bool                        hasSingleColorFallback() const  { return true; }
    Color                       singleColor() const;

    void                        allowShading(bool);
    const Attrib::SelSpec*      getSelSpec(int channel,int version=0) const;
    const TypeSet<Attrib::SelSpec>* getSelSpecs(int attrib) const;

    void                        setSelSpec(int,const Attrib::SelSpec&);
    void                        setSelSpecs(int attrib,
                                           const TypeSet<Attrib::SelSpec>&);
    void                        setDepthAsAttrib(int);
    void                        setDisplayDataPackIDs(int attrib,
                                        const TypeSet<DataPack::ID>&);
    DataPack::ID                getDataPackID(int attrib) const;
    DataPack::ID                getDisplayedDataPackID(int attrib) const;
    virtual DataPackMgr::ID     getDataPackMgrID() const
                                { return DataPackMgr::FlatID(); }

    bool                        allowMaterialEdit() const       { return true; }
    bool                        hasColor() const                { return true; }
    bool                        usesColor() const;

    EM::SectionID               getSectionID(int visid) const;

    void                        getRandomPos(DataPointSet&,TaskRunner*) const;
    void                        getRandomPosCache(int,DataPointSet&) const;
    void                        setRandomPosData( int,const DataPointSet*,
                                                 TaskRunner*);

    void                        setLineStyle(const OD::LineStyle&);
    bool                        hasStoredAttrib(int attrib) const;
    bool                        hasDepth(int attrib) const;

    int                         nrResolutions() const;
    BufferString                getResolutionName(int) const;
    int                         getResolution() const;
    bool                        displaysSurfaceGrid() const;
    void                        displaysSurfaceGrid(bool);
    void                        setResolution(int,TaskRunner*);
    bool                        allowsPicks() const             { return true; }
    void                        getMousePosInfo(const visBase::EventInfo& e,
                                                IOPar& i ) const
                                { return EMObjectDisplay::getMousePosInfo(e,i);}
    void                        getMousePosInfo(const visBase::EventInfo& pos,
                                                Coord3&,
                                                BufferString& val,
                                                BufferString& info) const;
    float                       calcDist(const Coord3&) const;
    float                       maxDist() const;

    const ColTab::Sequence*     getColTabSequence(int attr) const;
    bool                        canSetColTabSequence() const;
    void                        setColTabSequence(int attr,
                                    const ColTab::Sequence&,TaskRunner*);
    const ColTab::MapperSetup*  getColTabMapperSetup(int attr,int v=0) const;
    void                        setColTabMapperSetup(int attr,
                                    const ColTab::MapperSetup&,TaskRunner*);
    const TypeSet<float>*       getHistogram(int) const;

    Coord3                      getTranslation() const;
    void                        setTranslation(const Coord3&);

    bool                        setChannels2RGBA(visBase::TextureChannel2RGBA*);
    visBase::TextureChannel2RGBA* getChannels2RGBA();
    const visBase::TextureChannel2RGBA* getChannels2RGBA() const;

    void                        fillPar(IOPar&) const;
    bool                        usePar(const IOPar&);

    bool                        canBDispOn2DViewer() const      { return false;}
    bool                        isVerticalPlane() const         { return false;}

    void                        setAttribShift(int channel,
                                               const TypeSet<float>& shifts);
    const ObjectSet<visBase::VertexShape>& getIntersectionLines() const;

    void                        displayIntersectionLines(bool);
    bool                        displaysIntersectionLines() const;
    const visBase::HorizonSection*      getSection(int id) const;

    static HorizonDisplay*      getHorizonDisplay(const MultiID&);

    void                        doOtherObjectsMoved(
                                        const ObjectSet<const SurveyObject>&,
                                        int whichobj );
    virtual void                setPixelDensity(float);

    void                        setSectionDisplayRestore(bool);
    BufferString                getSectionName(int secidx) const;

    void                        selectParent(const TrcKey&);
    void                        selectChildren(const TrcKey&);
    void                        selectChildren();
    void                        showParentLine(bool);
    void                        showSelections(bool);
    void                        showLocked(bool);
    bool                        lockedShown() const;
    virtual void                clearSelections();
    void                        updateAuxData();
    virtual bool                canBeRemoved() const;

private:
                                ~HorizonDisplay();
    void                        removeEMStuff();

    EM::PosID                   findClosestNode(const Coord3&) const;
    void                        createDisplayDataPacks(
                                        int attrib,const DataPointSet*);

    void                        removeSectionDisplay(const EM::SectionID&);
    visBase::VisualObject*      createSection(const EM::SectionID&) const;
    bool                        addSection(const EM::SectionID&,TaskRunner*);
    void                        emChangeCB(CallBacker*);
    int                         getChannelIndex(const char* nm) const;
    void                        updateIntersectionLines(
                                    const ObjectSet<const SurveyObject>&,
                                    int whichobj );
    void                        updateSectionSeeds(
                                    const ObjectSet<const SurveyObject>&,
                                    int whichobj );
    void                        otherObjectsMoved(
                                    const ObjectSet<const SurveyObject>&,
                                    int whichobj );
    void                        updateSingleColor();

    void                        calculateLockedPoints();
    void                        initSelectionDisplay(bool erase);
    virtual void                updateSelections();
    void                        handleEmChange(const EM::EMObjectCallbackData&);
    void                        updateLockedPointsColor();

    bool                                allowshading_;
    mVisTrans*                          translation_;
    Coord3                              translationpos_;

    ObjectSet<visBase::HorizonSection>  sections_;
    TypeSet<BufferString>               secnames_;
    TypeSet<EM::SectionID>              sids_;

    struct IntersectionData
    {
                                IntersectionData(const OD::LineStyle&);
                                ~IntersectionData();
        void                    addLine(const TypeSet<Coord3>&);
        void                    clear();

        void                    setPixelDensity(float);
        void                    setDisplayTransformation(const mVisTrans*);
        void                    updateDataTransform(const TrcKeyZSampling&,
                                                   ZAxisTransform*);
        void                    setSceneEventCatcher(visBase::EventCatcher*);
        void                    setMaterial(visBase::Material*);
        RefMan<visBase::VertexShape> setLineStyle(const OD::LineStyle&);
                                //Returns old line if replaced


        visBase::VertexShape*           line_;
        visBase::MarkerSet*             markerset_;
        ZAxisTransform*                 zaxistransform_;
        int                             voiid_;
        int                             objid_;
    };

    IntersectionData*           getOrCreateIntersectionData(
                                     ObjectSet<IntersectionData>& pool );

    void                        traverseLine(const TrcKeyPath&,
                                             const TypeSet<Coord>&,
                                             const Interval<float>& zrg,
                                             EM::SectionID,
                                             IntersectionData&) const;
    void                        drawHorizonOnZSlice(const TrcKeyZSampling&,
                                             const EM::SectionID&,
                                             IntersectionData&) const;

    bool                        isValidIntersectionObject(
                                   const ObjectSet<const SurveyObject>&,
                                   int& objidx,int objid) const;
    ManagedObjectSet<IntersectionData>  intersectiondata_;
                                        //One per object we intersect with

    float                               maxintersectionlinethickness_;
    visBase::Material*                  intersectionlinematerial_;

    visBase::PointSet*                  selections_;
    visBase::PointSet*                  lockedpts_;
    visBase::PointSet*                  sectionlockedpts_;
    visBase::VertexShape*               parentline_;

    StepInterval<int>                   parrowrg_;
    StepInterval<int>                   parcolrg_;

    TypeSet<ColTab::MapperSetup>        coltabmappersetups_;//for each channel
    TypeSet<ColTab::Sequence>           coltabsequences_;  //for each channel
    bool                                enabletextureinterp_;

    bool                                usestexture_;
    char                                resolution_;
    int                                 curtextureidx_;

    bool                                displayintersectionlines_;

    ObjectSet<TypeSet<Attrib::SelSpec> > as_;
    ObjectSet<TypeSet<DataPack::ID> >   dispdatapackids_;
    BoolTypeSet                         enabled_;
    TypeSet<int>                        curshiftidx_;
    ObjectSet< TypeSet<float> >         shifts_;
    bool                                validtexture_;
    bool                                displaysurfacegrid_;

    TypeSet<EM::SectionID>              oldsectionids_;
    TypeSet<StepInterval<int> >         olddisplayedrowranges_;
    TypeSet<StepInterval<int> >         olddisplayedcolranges_;

    ObjectSet<visBase::HorizonTextureHandler> oldhortexhandlers_;
    Threads::Mutex*                     locker_;
    bool                                showlock_;

    static const char*                  sKeyTexture();
    static const char*                  sKeyShift();
    static const char*                  sKeyResolution();
    static const char*                  sKeyRowRange();
    static const char*                  sKeyColRange();
    static const char*                  sKeyIntersectLineMaterialID();
    static const char*                  sKeySurfaceGrid();
    static const char*                  sKeySectionID();
    static const char*                  sKeyZValues();
};

} // namespace visSurvey

#endif