AcGiViewport.h

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#pragma once
 
//
// (C) Copyright 2005-2024 by Graebert GmbH.
//
// Permission to use, copy, modify, and distribute this software in
// object code form for any purpose and without fee is hereby granted,
// provided that the above copyright notice appears in all copies and
// that both that copyright notice and the limited warranty and
// restricted rights notice below appear in all supporting
// documentation.
//
// GRAEBERT PROVIDES THIS PROGRAM "AS IS" AND WITH ALL FAULTS.
// GRAEBERT SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF
// MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE.  GRAEBERT GMBH
// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
// UNINTERRUPTED OR ERROR FREE.
 
class AcRxClass;
 
class ARX_API AcGiViewport : public AcRxObject
{
public:
    ACRX_DECLARE_MEMBERS(AcGiViewport)
 
    virtual AcGeVector3d viewDir() const = 0;
    virtual void getNumPixelsInUnitSquare(const AcGePoint3d& givenWorldpt, AcGePoint2d& pixelArea, bool includePerspective = true) const = 0;
    virtual void getCameraTarget(AcGePoint3d&) const = 0;
    virtual void getModelToEyeTransform(AcGeMatrix3d&) const = 0;
    virtual bool isPerspective(void) const = 0;
    virtual Adesk::Boolean doPerspective(AcGePoint3d&) const = 0;
 
    virtual Adesk::Int16 acadWindowId(void) const = 0;
    virtual void getViewportDcCorners(AcGePoint2d&, AcGePoint2d&) const = 0;
    virtual void getCameraLocation(AcGePoint3d&) const = 0;
    virtual void getCameraUpVector(AcGeVector3d&) const = 0;
 
    virtual void getEyeToModelTransform(AcGeMatrix3d&) const = 0;
    virtual void getWorldToEyeTransform(AcGeMatrix3d&) const = 0;
    virtual void getEyeToWorldTransform(AcGeMatrix3d&) const = 0;
    virtual Adesk::Boolean doInversePerspective(AcGePoint3d&) const = 0;
    virtual Adesk::UInt32 viewportId() const = 0;
    virtual Adesk::Boolean getFrontAndBackClipValues(Adesk::Boolean&, Adesk::Boolean&, double&, double&)const = 0;
    virtual double linetypeScaleMultiplier() const = 0;
    virtual double linetypeGenerationCriteria() const  = 0;
 
    virtual Adesk::Boolean layerVisible(const AcDbObjectId&) const = 0;
    virtual const AcGiContextualColors* contextualColors() const = 0;
};