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https://git.dev.opencascade.org/repos/occt.git
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ee2be2a881
Quantity_Factor, Quantity_Parameter, Quantity_Ratio, Quantity_Coefficient, Quantity_PlaneAngle, Quantity_Length, V3d_Parameter and V3d_Coordinate have been replaced by Standard_Real in visualization classes.
314 lines
10 KiB
C++
Executable File
314 lines
10 KiB
C++
Executable File
// OCCDemo_Presentation.cpp: implementation of the OCCDemo_Presentation class.
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// This is a base class for all presentations
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//////////////////////////////////////////////////////////////////////
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#include "stdafx.h"
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#include "OCCDemo_Presentation.h"
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#include "OCCDemoView.h"
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#include "ISession_Curve.h"
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#include <AIS_InteractiveObject.hxx>
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#include <Geom_Surface.hxx>
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#include <Geom_Curve.hxx>
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#include <Geom2d_Curve.hxx>
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#include <Quantity_Color.hxx>
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#include <AIS_Shape.hxx>
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#include <BRepBuilderAPI_MakeFace.hxx>
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#include <Precision.hxx>
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#include <Geom_Line.hxx>
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#include <Geom_TrimmedCurve.hxx>
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#include <Prs_Drawer.hxx>
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#include <Prs3d_ArrowAspect.hxx>
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#include <AIS_Point.hxx>
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#include <Geom_CartesianPoint.hxx>
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#include <Geom2d_OffsetCurve.hxx>
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#include <GeomAPI.hxx>
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#include <gp_Pln.hxx>
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#include <Geom_OffsetCurve.hxx>
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#define MAX_PARAM 1000 // if a surface parameter is infinite, it is assingned
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// this value in order to display the "infinit" object in the viewer.
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Standard_Boolean OCCDemo_Presentation::WaitForInput (unsigned long aMilliSeconds)
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{
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//::WaitForSingleObject(::CreateEvent (NULL, FALSE, FALSE, NULL), aMilliSeconds);
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if (::MsgWaitForMultipleObjects(0, NULL, FALSE, aMilliSeconds,
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QS_KEY | QS_MOUSEBUTTON) != WAIT_TIMEOUT)
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{
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MSG msg;
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if (::PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE))
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{
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if (msg.message == WM_KEYUP)
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{
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::PeekMessage (&msg, NULL, 0, 0, PM_REMOVE);
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return WaitForInput (aMilliSeconds);
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}
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else
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return Standard_True;
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}
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}
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return Standard_False;
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}
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//================================================================
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// Function : fixParam
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// Purpose : assings a finite value to theParam if it intinite
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// (equal to +- Precision::Infinite())
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//================================================================
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static Standard_Boolean fixParam(Standard_Real& theParam)
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{
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Standard_Boolean aResult = Standard_False;
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if (Precision::IsNegativeInfinite(theParam))
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{
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theParam = -MAX_PARAM;
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aResult = Standard_True;
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}
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if (Precision::IsPositiveInfinite(theParam))
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{
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theParam = MAX_PARAM;
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aResult = Standard_True;
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}
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return aResult;
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}
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//================================================================
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// Function : DrawSurface
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// Purpose : displays a given geometric surface in 3d viewer
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// (creates a finite face and displays it)
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//================================================================
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Handle(AIS_InteractiveObject) OCCDemo_Presentation::drawSurface
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(const Handle(Geom_Surface)& theSurface,
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const Quantity_Color& theColor,
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const Standard_Boolean toDisplay)
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{
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Standard_Real u1, u2, v1, v2;
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theSurface->Bounds(u1,u2,v1,v2);
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fixParam(u1);
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fixParam(u2);
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fixParam(v1);
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fixParam(v2);
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Handle(AIS_Shape) aGraphicSurface =
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new AIS_Shape(BRepBuilderAPI_MakeFace (theSurface, u1, u2, v1, v2));
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getAISContext()->SetMaterial(aGraphicSurface, Graphic3d_NOM_PLASTIC, toDisplay);
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getAISContext()->SetColor(aGraphicSurface, theColor, toDisplay);
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if (toDisplay) {
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if (FitMode){
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getAISContext()->Display (aGraphicSurface, Standard_False);
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COCCDemoDoc::Fit();
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}
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else
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getAISContext()->Display (aGraphicSurface);
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}
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return aGraphicSurface;
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}
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//================================================================
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// Function : DrawCurve
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// Purpose : displays a given curve 3d
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//================================================================
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Handle(AIS_InteractiveObject) OCCDemo_Presentation::drawCurve
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(const Handle(Geom_Curve)& theCurve,
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const Quantity_Color& theColor,
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const Standard_Boolean toDisplay)
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{
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Handle(ISession_Curve) aGraphicCurve = new ISession_Curve (theCurve);
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getAISContext()->SetColor (aGraphicCurve, theColor, toDisplay);
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aGraphicCurve->Attributes()->Link()->SetLineArrowDraw(Standard_False);
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if (toDisplay){
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if (FitMode){
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getAISContext()->Display (aGraphicCurve, Standard_False);
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COCCDemoDoc::Fit();
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}
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else
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getAISContext()->Display (aGraphicCurve);
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}
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return aGraphicCurve;
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}
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//================================================================
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// Function : DrawCurve
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// Purpose : displays a given curve 2d
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//================================================================
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Handle(AIS_InteractiveObject) OCCDemo_Presentation::drawCurve
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(const Handle(Geom2d_Curve)& theCurve,
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const Quantity_Color& theColor,
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const Standard_Boolean toDisplay,
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const gp_Ax2& aPosition)
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{
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// create 3D curve in plane
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Handle(Geom_Curve) aCurve3d;
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if (theCurve->IsKind(STANDARD_TYPE(Geom2d_OffsetCurve)))
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{
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Handle(Geom2d_OffsetCurve) aOffCurve =
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Handle(Geom2d_OffsetCurve)::DownCast(theCurve);
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Handle(Geom_Curve) aBasCurve3d =
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GeomAPI::To3d (aOffCurve->BasisCurve(), gp_Pln(aPosition));
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Standard_Real aDist = aOffCurve->Offset();
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aCurve3d = new Geom_OffsetCurve (aBasCurve3d, aDist, aPosition.Direction());
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}
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else
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{
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aCurve3d = GeomAPI::To3d (theCurve, gp_Pln(aPosition));
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}
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return drawCurve (aCurve3d, theColor, toDisplay);
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}
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//================================================================
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// Function : drawPoint
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// Purpose : displays a given point
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//================================================================
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Handle(AIS_Point) OCCDemo_Presentation::drawPoint
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(const gp_Pnt& aPnt,
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const Quantity_Color& theColor,
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const Standard_Boolean toDisplay)
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{
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Handle(AIS_Point) aGraphicPoint = new AIS_Point (new Geom_CartesianPoint(aPnt));
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getAISContext()->SetColor (aGraphicPoint, theColor, toDisplay);
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if (toDisplay) {
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getAISContext()->Display (aGraphicPoint);
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//COCCDemoDoc::Fit();
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}
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return aGraphicPoint;
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}
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//================================================================
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// Function : drawVector
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// Purpose : displays a given vector in 3d viewer
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// (segment of line starting at thePnt with the arrow at the end,
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// the length of segment is the length of the vector)
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//================================================================
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Handle(AIS_InteractiveObject) OCCDemo_Presentation::drawVector
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(const gp_Pnt& thePnt,
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const gp_Vec& theVec,
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const Quantity_Color& theColor,
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const Standard_Boolean toDisplay)
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{
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Standard_Real aLength = theVec.Magnitude();
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if (aLength < Precision::Confusion())
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return Handle(AIS_InteractiveObject)();
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Handle(Geom_Curve) aCurve = new Geom_Line (thePnt, theVec);
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aCurve = new Geom_TrimmedCurve (aCurve, 0, aLength);
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Handle(ISession_Curve) aGraphicCurve = new ISession_Curve (aCurve);
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getAISContext()->SetColor (aGraphicCurve, theColor, toDisplay);
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Handle(Prs3d_Drawer) aDrawer = aGraphicCurve->Attributes()->Link();
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aDrawer->SetLineArrowDraw(Standard_True);
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aDrawer->ArrowAspect()->SetLength(aLength/10);
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if (toDisplay) {
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if (FitMode){
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getAISContext()->Display (aGraphicCurve, Standard_False);
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COCCDemoDoc::Fit();
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}
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else
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getAISContext()->Display (aGraphicCurve);
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}
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return aGraphicCurve;
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}
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Handle(AIS_Shape) OCCDemo_Presentation::drawShape
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(const TopoDS_Shape& theShape,const Quantity_Color& theColor,
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const Standard_Boolean toDisplay)
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{
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Handle(AIS_Shape) aGraphicShape = new AIS_Shape(theShape);
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getAISContext()->SetMaterial(aGraphicShape, Graphic3d_NOM_PLASTIC, toDisplay);
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getAISContext()->SetColor (aGraphicShape, theColor, toDisplay);
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if (toDisplay){
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if (FitMode){
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getAISContext()->Display (aGraphicShape, Standard_False);
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COCCDemoDoc::Fit();
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}
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else
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getAISContext()->Display (aGraphicShape);
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}
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return aGraphicShape;
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}
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Handle(AIS_Shape) OCCDemo_Presentation::drawShape
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(const TopoDS_Shape& theShape,
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const Graphic3d_NameOfMaterial theMaterial,
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const Standard_Boolean toDisplay)
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{
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Handle(AIS_Shape) aGraphicShape = new AIS_Shape(theShape);
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getAISContext()->SetMaterial(aGraphicShape, theMaterial, toDisplay);
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if (toDisplay) {
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if (FitMode){
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getAISContext()->Display (aGraphicShape, Standard_False);
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COCCDemoDoc::Fit();
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}
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else
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getAISContext()->Display (aGraphicShape);
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}
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return aGraphicShape;
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}
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void OCCDemo_Presentation::GetViewCenter(Standard_Real& Xc, Standard_Real& Yc)
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{
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CMDIFrameWnd *pFrame = (CMDIFrameWnd*)AfxGetApp()->m_pMainWnd;
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CMDIChildWnd *pChild = (CMDIChildWnd *) pFrame->GetActiveFrame();
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COCCDemoView *pView = (COCCDemoView *) pChild->GetActiveView();
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pView->GetViewCenter(Xc,Yc);
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}
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void OCCDemo_Presentation::SetViewCenter(Standard_Real Xc, Standard_Real Yc)
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{
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CMDIFrameWnd *pFrame = (CMDIFrameWnd*)AfxGetApp()->m_pMainWnd;
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CMDIChildWnd *pChild = (CMDIChildWnd *) pFrame->GetActiveFrame();
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COCCDemoView *pView = (COCCDemoView *) pChild->GetActiveView();
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pView->SetViewCenter(Xc,Yc);
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}
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void OCCDemo_Presentation::GetViewEye(Standard_Real& X, Standard_Real& Y, Standard_Real& Z)
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{
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CMDIFrameWnd *pFrame = (CMDIFrameWnd*)AfxGetApp()->m_pMainWnd;
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CMDIChildWnd *pChild = (CMDIChildWnd *) pFrame->GetActiveFrame();
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COCCDemoView *pView = (COCCDemoView *) pChild->GetActiveView();
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pView->GetViewEye(X,Y,Z);
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}
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void OCCDemo_Presentation::SetViewEye(Standard_Real X, Standard_Real Y, Standard_Real Z)
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{
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CMDIFrameWnd *pFrame = (CMDIFrameWnd*)AfxGetApp()->m_pMainWnd;
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CMDIChildWnd *pChild = (CMDIChildWnd *) pFrame->GetActiveFrame();
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COCCDemoView *pView = (COCCDemoView *) pChild->GetActiveView();
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pView->SetViewEye(X,Y,Z);
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}
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Standard_Real OCCDemo_Presentation::GetViewScale()
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{
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CMDIFrameWnd *pFrame = (CMDIFrameWnd*)AfxGetApp()->m_pMainWnd;
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CMDIChildWnd *pChild = (CMDIChildWnd *) pFrame->GetActiveFrame();
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COCCDemoView *pView = (COCCDemoView *) pChild->GetActiveView();
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return pView->GetViewScale();
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}
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void OCCDemo_Presentation::SetViewScale(Standard_Real Coef)
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{
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CMDIFrameWnd *pFrame = (CMDIFrameWnd*)AfxGetApp()->m_pMainWnd;
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CMDIChildWnd *pChild = (CMDIChildWnd *) pFrame->GetActiveFrame();
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COCCDemoView *pView = (COCCDemoView *) pChild->GetActiveView();
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pView->SetViewScale(Coef);
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}
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void OCCDemo_Presentation::ResetView()
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{
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CMDIFrameWnd *pFrame = (CMDIFrameWnd*)AfxGetApp()->m_pMainWnd;
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CMDIChildWnd *pChild = (CMDIChildWnd *) pFrame->GetActiveFrame();
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COCCDemoView *pView = (COCCDemoView *) pChild->GetActiveView();
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pView->Reset();
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} |