/usr/include/oce/V3d_PositionLight.hxx is in liboce-visualization-dev 0.17.2-2.
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// Please do not edit this file; modify original file instead.
// The copyright and license terms as defined for the original file apply to
// this header file considered to be the "object code" form of the original source.
#ifndef _V3d_PositionLight_HeaderFile
#define _V3d_PositionLight_HeaderFile
#include <Standard.hxx>
#include <Standard_DefineHandle.hxx>
#include <Handle_V3d_PositionLight.hxx>
#include <Graphic3d_Vertex.hxx>
#include <V3d_TypeOfRepresentation.hxx>
#include <V3d_Light.hxx>
#include <Handle_V3d_Viewer.hxx>
#include <V3d_Coordinate.hxx>
#include <Quantity_Parameter.hxx>
#include <Handle_V3d_View.hxx>
#include <V3d_TypeOfPickLight.hxx>
#include <Standard_Integer.hxx>
#include <Standard_Boolean.hxx>
#include <Handle_Graphic3d_Group.hxx>
class V3d_BadValue;
class V3d_Viewer;
class V3d_View;
class Graphic3d_Group;
//! Base class for Positional, Spot and Directional Light classes
class V3d_PositionLight : public V3d_Light
{
public:
//! Defines the position of the light source. Should be redefined!
Standard_EXPORT virtual void SetPosition (const V3d_Coordinate X, const V3d_Coordinate Y, const V3d_Coordinate Z) = 0;
//! Defines the target of the light (the center
//! of the sphere)
Standard_EXPORT void SetTarget (const V3d_Coordinate X, const V3d_Coordinate Y, const V3d_Coordinate Z) ;
//! Define the radius.
Standard_EXPORT void SetRadius (const Quantity_Parameter Radius) ;
//! Calculate the position of the light, on the hide face
//! of the picking sphere.
Standard_EXPORT void OnHideFace (const Handle(V3d_View)& aView) ;
//! Calculate the position of the light, on the seen face
//! of the picking sphere.
Standard_EXPORT void OnSeeFace (const Handle(V3d_View)& aView) ;
//! Tracking the light position, or the light space,
//! or the radius of the light space, that depends of
//! initial picking "WhatPick" (see the pick method).
//! If WhatPick is SPACELIGHT, then the parameters
//! Xpix, Ypix are the coordinates of a translation vector.
Standard_EXPORT void Tracking (const Handle(V3d_View)& aView, const V3d_TypeOfPickLight WathPick, const Standard_Integer Xpix, const Standard_Integer Ypix) ;
//! Display the graphic structure of light source
//! in the choosen view. We have three type of representation
//! - SIMPLE : Only the light source is displayed.
//! - PARTIAL : The light source and the light space are
//! displayed.
//! - COMPLETE : The light source, the light space and the
//! radius of light space are displayed.
//! We can choose the "SAMELAST" as parameter of representation
//! In this case the graphic structure representation will be
//! the last displayed.
Standard_EXPORT virtual void Display (const Handle(V3d_View)& aView, const V3d_TypeOfRepresentation Representation = V3d_SIMPLE) ;
//! Erase the graphic structure of light source.
Standard_EXPORT void Erase() ;
//! Returns the radius of the picking sphere.
Standard_EXPORT Quantity_Parameter Radius() const;
//! Returns the visibility status
//! If True the source is visible.
//! If False it's hidden.
Standard_EXPORT Standard_Boolean SeeOrHide (const Handle(V3d_View)& aView) const;
//! Returns the position of the light source.
Standard_EXPORT virtual void Position (V3d_Coordinate& X, V3d_Coordinate& Y, V3d_Coordinate& Z) const = 0;
//! Returns the position of the target of the light source.
Standard_EXPORT void Target (V3d_Coordinate& X, V3d_Coordinate& Y, V3d_Coordinate& Z) const;
DEFINE_STANDARD_RTTI(V3d_PositionLight)
protected:
Standard_EXPORT V3d_PositionLight(const Handle(V3d_Viewer)& VM);
Graphic3d_Vertex MyTarget;
V3d_TypeOfRepresentation MyTypeOfRepresentation;
private:
//! Defines representation of the light source.
Standard_EXPORT virtual void Symbol (const Handle(Graphic3d_Group)& gsymbol, const Handle(V3d_View)& aView) const = 0;
};
#endif // _V3d_PositionLight_HeaderFile
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