dragmt3d.hxx

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#ifndef INCLUDED_SVX_INC_DRAGMT3D_HXX
#define INCLUDED_SVX_INC_DRAGMT3D_HXX

#include <svx/def3d.hxx>
#include <svx/svddrgmt.hxx>
#include <svx/view3d.hxx>
#include <basegfx/polygon/b3dpolypolygon.hxx>
#include <basegfx/matrix/b3dhommatrix.hxx>

// Parameters for the interaction of a 3D object
class E3dDragMethodUnit
{
public:
    E3dObject&                      mr3DObj;
    basegfx::B3DPolyPolygon         maWireframePoly;
    basegfx::B3DHomMatrix           maDisplayTransform;
    basegfx::B3DHomMatrix           maInvDisplayTransform;
    basegfx::B3DHomMatrix           maInitTransform;
    basegfx::B3DHomMatrix           maTransform;
    sal_Int32                       mnStartAngle;
    sal_Int32                       mnLastAngle;

    E3dDragMethodUnit(E3dObject& r3DObj)
    :   mr3DObj(r3DObj),
        maWireframePoly(),
        maDisplayTransform(),
        maInvDisplayTransform(),
        maInitTransform(),
        maTransform(),
        mnStartAngle(0),
        mnLastAngle(0)
    {
    }
};

// Derivative of SdrDragMethod for 3D objects
class E3dDragMethod : public SdrDragMethod
{
protected:
    ::std::vector< E3dDragMethodUnit >  maGrp;
    E3dDragConstraint                   meConstraint;
    Point                               maLastPos;
    tools::Rectangle                           maFullBound;
    bool                                mbMoveFull;
    bool                                mbMovedAtAll;

public:
    E3dDragMethod(
        SdrDragView &rView,
        const SdrMarkList& rMark,
        E3dDragConstraint eConstr,
        bool bFull);

    virtual OUString GetSdrDragComment() const override;
    virtual bool BeginSdrDrag() override;
    virtual void MoveSdrDrag(const Point& rPnt) override;
    virtual void CancelSdrDrag() override;
    virtual bool EndSdrDrag(bool bCopy) override;

    // for migration from XOR to overlay
    virtual void CreateOverlayGeometry(
        sdr::overlay::OverlayManager& rOverlayManager,
        const sdr::contact::ObjectContact& rObjectContact) override;
};

// Derivative of SdrDragMethod for spinning 3D objects
class E3dDragRotate final : public E3dDragMethod
{
    basegfx::B3DPoint                   maGlobalCenter;

public:
    E3dDragRotate(
        SdrDragView &rView,
        const SdrMarkList& rMark,
        E3dDragConstraint eConstr,
        bool bFull);

    virtual void MoveSdrDrag(const Point& rPnt) override;
    virtual PointerStyle GetSdrDragPointer() const override;
};

// Derivative of SdrDragMethod for moving 3D sub-objects
class E3dDragMove final : public E3dDragMethod
{
    SdrHdlKind              meWhatDragHdl;
    Point                   maScaleFixPos;

public:
    E3dDragMove(
        SdrDragView &rView,
        const SdrMarkList& rMark,
        SdrHdlKind eDrgHdl,
        E3dDragConstraint eConstr,
        bool bFull);

    virtual void MoveSdrDrag(const Point& rPnt) override;
    virtual PointerStyle GetSdrDragPointer() const override;
};


#endif // INCLUDED_SVX_INC_DRAGMT3D_HXX

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