draw.h

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#ifndef draw_h
#define draw_h
/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        A.H. Bril
 Date:          26/07/2000
 RCS:           $Id$
________________________________________________________________________

-*/

#include "generalmod.h"
#include "enums.h"
#include "color.h"
#include "geometry.h"
#include "uistring.h"


mExpClass(General) Alignment
{
public:

    enum Pos    { Start, Stop, Center };
    enum HPos   { Left, Right, HCenter };
                mDeclareEnumUtils(HPos)
    enum VPos   { Top, Bottom, VCenter };
                mDeclareEnumUtils(VPos)

                Alignment( HPos h=Left, VPos v=Top );
                Alignment( Pos h, Pos v );

    HPos        hPos() const            { return hor_; }
    VPos        vPos() const            { return ver_; }
    Pos         pos(bool hor) const;

    void        set( HPos h, VPos v )   { hor_ = h; ver_ = v; }
    void        set( HPos h )           { hor_ = h; }
    void        set( VPos v )           { ver_ = v; }
    void        set(Pos h,Pos v);

    int         uiValue() const;
    void        setUiValue(int);

    static HPos opposite( HPos p );
    static VPos opposite( VPos p );

protected:

    HPos        hor_;
    VPos        ver_;
};


#define mAlignment(h,v) Alignment(Alignment::h,Alignment::v)
#define mDeclAlignment(nm,h,v) Alignment nm( Alignment::h, Alignment::v )


mExpClass(General) MarkerStyle2D
{
public:

    enum Type                   { None, Square, Circle, Cross, Plus, Target,
                                  HLine, VLine, Plane, Triangle, Arrow };
                                mDeclareEnumUtils(Type)

                                MarkerStyle2D( Type tp=Square, int sz=1,
                                               Color col=Color::Black(),
                                               float rot=0);

    bool                        operator==(const MarkerStyle2D& a) const;
    const MarkerStyle2D&        operator=(const MarkerStyle2D& a);

    Type                        type_;
    int                         size_;
    Color                       color_;
    float                       rotation_; //clockwise rotion angle in degrees.

    bool                        isVisible() const;

    void                        toString(BufferString&) const;
    void                        fromString(const char*);

};


mExpClass(General) MarkerStyle3D
{
public:

    enum Type           { None=-1,
                          Cube=0, Cone, Cylinder, Sphere, Arrow, Cross,
                          Point, Plane };
                        mDeclareEnumUtils(Type)

                        MarkerStyle3D( Type tp=Cube, int sz=3,
                                       Color col=Color::White() );

    Type                type_;
    int                 size_;
    Color               color_;

    bool                isVisible() const;

    void                toString(BufferString&) const;
    void                fromString(const char*);

    bool                operator==(const MarkerStyle3D& b) const;
    bool                operator!=(const MarkerStyle3D& b) const;
    static  MarkerStyle2D::Type getMS2DType(MarkerStyle3D::Type);
};


namespace OD
{

mExpClass(General) LineStyle
{
public:

    enum Type           { None, Solid, Dash, Dot, DashDot, DashDotDot };
                        // This enum should not be changed: it is cast
                        // directly to a UI enum.
                        mDeclareEnumUtils(Type)

                        LineStyle(Type t=Solid,int w=1,Color c=Color::Black());

    bool                operator ==( const LineStyle& ls ) const;
    bool                operator !=( const LineStyle& ls ) const;

    Type                type_;
    int                 width_;
    Color               color_;

    bool                isVisible() const;

    void                toString(BufferString&) const;
    void                fromString(const char*);

};

} // namespace OD


mExpClass(General) FillPattern
{
public:

                        FillPattern( int typ=0, int opt=0 )
                            : type_(typ), opt_(opt)             {}

    static void getTypeNames(BufferStringSet&);
    static void getOptNames(int,BufferStringSet&);

    int         type_;
    int         opt_;

    void        setNoFill()             { type_ = opt_ = 0; }
    void        setFullFill()           { type_ = 1; opt_ = 0; }
    void        setMediumDotted()       { type_ = 1; opt_ = 4; }

};



mExpClass(General) ArrowHeadStyle
{
public:
    enum Type           { Line, Triangle, Square, Cross };
    enum HandedNess     { TwoHanded, LeftHanded, RightHanded };

                ArrowHeadStyle( int sz=1, Type t=Line, HandedNess h=TwoHanded );

    void        setBoldNess(int b);

    int         sz_;
    Type        type_;
    HandedNess  handedness_;

};


mExpClass(General) ArrowStyle
{
public:

    enum Type           { HeadOnly, TwoSided, TailOnly, HeadNorTail };

                        ArrowStyle( int boldness=1, Type t=HeadOnly );
    void                setBoldNess( int b );

    bool                hasHead() const;
    bool                hasTail() const;

    Type                type_;
    OD::LineStyle       linestyle_;     
    ArrowHeadStyle      headstyle_;
    ArrowHeadStyle      tailstyle_;

};


mClass(General) PlotAnnotation
{
public:

    enum LineType       { Normal=0, Bold=1, HighLighted=2 };

                        PlotAnnotation()
                            : pos_(mUdf(float))
                            , txt_(uiString::emptyString())
                            , linetype_(Normal)                 {}

    float               pos_;
    uiString            txt_;
    LineType            linetype_;

    PlotAnnotation&     operator=( const PlotAnnotation& from )
                        {
                            pos_ = from.pos_;
                            linetype_ = from.linetype_;
                            txt_ = from.txt_;
                            return *this;
                        }

    bool                operator==( const PlotAnnotation& from ) const
                        {
                            return pos_ == from.pos_
                                && linetype_ == from.linetype_;
                        }

    bool                isNormal() const
                        { return linetype_ == Normal; }

};

#endif