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0027611: Visualization - provide an interface to access selection frustum center points from SelectBasics level

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- getters for rectangular frustum center points were added to SelectBasics_SelectingVolumeManager
This commit is contained in:
vpa
2016-06-16 14:38:19 +03:00
committed by bugmaster
parent d7b1999736
commit 21a8e27535
5 changed files with 36 additions and 10 deletions
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4
src/QABugs/QABugs_19.cxx
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@@ -4140,8 +4140,8 @@ static Standard_Integer OCC26195 (Draw_Interpretor& theDI, Standard_Integer theA
aMgr->BuildSelectingVolume (aPxPnt1); aMgr->BuildSelectingVolume (aPxPnt1);
} }
const gp_Pnt* aVerts = aMgr->GetVertices(); const gp_Pnt* aVerts = aMgr->GetVertices();
gp_Pnt aNearPnt = aMgr->GetNearPnt(); gp_Pnt aNearPnt = aMgr->GetNearPickedPnt();
gp_Pnt aFarPnt = aMgr->GetFarPnt(); gp_Pnt aFarPnt = aMgr->GetFarPickedPnt();
BRepBuilderAPI_MakePolygon aWireBldrs[4]; BRepBuilderAPI_MakePolygon aWireBldrs[4];
aWireBldrs[0].Add (gp_Pnt (aVerts[0].X(), aVerts[0].Y(), aVerts[0].Z())); aWireBldrs[0].Add (gp_Pnt (aVerts[0].X(), aVerts[0].Y(), aVerts[0].Z()));

12
src/SelectBasics/SelectBasics_SelectingVolumeManager.hxx
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@@ -96,6 +96,18 @@ public:
virtual Standard_Boolean IsOverlapAllowed() const = 0; virtual Standard_Boolean IsOverlapAllowed() const = 0;
//! Valid only for point and rectangular selection.
//! Returns projection of 2d mouse picked point or projection
//! of center of 2d rectangle (for point and rectangular selection
//! correspondingly) onto near view frustum plane
virtual gp_Pnt GetNearPickedPnt() const = 0;
//! Valid only for point and rectangular selection.
//! Returns projection of 2d mouse picked point or projection
//! of center of 2d rectangle (for point and rectangular selection
//! correspondingly) onto far view frustum plane
virtual gp_Pnt GetFarPickedPnt() const = 0;
protected: protected:
SelectionType myActiveSelectionType; //!< Active selection type: point, box or polyline SelectionType myActiveSelectionType; //!< Active selection type: point, box or polyline
}; };

10
src/SelectMgr/SelectMgr_RectangularFrustum.hxx
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@@ -114,9 +114,15 @@ public:
//! A set of helper functions that return rectangular selecting frustum data //! A set of helper functions that return rectangular selecting frustum data
inline const gp_Pnt* GetVertices() const { return myVertices; } inline const gp_Pnt* GetVertices() const { return myVertices; }
inline gp_Pnt GetNearPnt() const { return myNearPickedPnt; } //! Returns projection of 2d mouse picked point or projection
//! of center of 2d rectangle (for point and rectangular selection
//! correspondingly) onto near view frustum plane
inline const gp_Pnt& GetNearPnt() const { return myNearPickedPnt; }
inline gp_Pnt GetFarPnt() const { return myFarPickedPnt; } //! Returns projection of 2d mouse picked point or projection
//! of center of 2d rectangle (for point and rectangular selection
//! correspondingly) onto far view frustum plane
inline const gp_Pnt& GetFarPnt() const { return myFarPickedPnt; }
protected: protected:
Standard_EXPORT void segmentSegmentDistance (const gp_Pnt& theSegPnt1, Standard_EXPORT void segmentSegmentDistance (const gp_Pnt& theSegPnt1,

8
src/SelectMgr/SelectMgr_SelectingVolumeManager.cxx
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@@ -430,10 +430,10 @@ const gp_Pnt* SelectMgr_SelectingVolumeManager::GetVertices() const
} }
//======================================================================= //=======================================================================
// function : GetNearPnt // function : GetNearPickedPnt
// purpose : // purpose :
//======================================================================= //=======================================================================
gp_Pnt SelectMgr_SelectingVolumeManager::GetNearPnt() const gp_Pnt SelectMgr_SelectingVolumeManager::GetNearPickedPnt() const
{ {
if (myActiveSelectionType == Polyline) if (myActiveSelectionType == Polyline)
return gp_Pnt(); return gp_Pnt();
@@ -444,10 +444,10 @@ gp_Pnt SelectMgr_SelectingVolumeManager::GetNearPnt() const
} }
//======================================================================= //=======================================================================
// function : GetFarPnt // function : GetFarPickedPnt
// purpose : // purpose :
//======================================================================= //=======================================================================
gp_Pnt SelectMgr_SelectingVolumeManager::GetFarPnt() const gp_Pnt SelectMgr_SelectingVolumeManager::GetFarPickedPnt() const
{ {
if (myActiveSelectionType == Polyline) if (myActiveSelectionType == Polyline)
return gp_Pnt(); return gp_Pnt();

12
src/SelectMgr/SelectMgr_SelectingVolumeManager.hxx
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@@ -171,9 +171,17 @@ public:
//! A set of helper functions that return rectangular selecting frustum data //! A set of helper functions that return rectangular selecting frustum data
Standard_EXPORT const gp_Pnt* GetVertices() const; Standard_EXPORT const gp_Pnt* GetVertices() const;
Standard_EXPORT gp_Pnt GetNearPnt() const; //! Valid only for point and rectangular selection.
//! Returns projection of 2d mouse picked point or projection
//! of center of 2d rectangle (for point and rectangular selection
//! correspondingly) onto near view frustum plane
Standard_EXPORT virtual gp_Pnt GetNearPickedPnt() const Standard_OVERRIDE;
Standard_EXPORT gp_Pnt GetFarPnt() const; //! Valid only for point and rectangular selection.
//! Returns projection of 2d mouse picked point or projection
//! of center of 2d rectangle (for point and rectangular selection
//! correspondingly) onto far view frustum plane
Standard_EXPORT virtual gp_Pnt GetFarPickedPnt() const Standard_OVERRIDE;
private: private:
enum { Frustum, FrustumSet, VolumeTypesNb }; //!< Defines the amount of available selecting volumes enum { Frustum, FrustumSet, VolumeTypesNb }; //!< Defines the amount of available selecting volumes