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path: root/src/Prs2d/Prs2d_Angularity.cxx
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#include <Prs2d_Angularity.ixx>

Prs2d_Angularity::Prs2d_Angularity( const Handle(Graphic2d_GraphicObject)& aGO,
                                    const Standard_Real aX,
                                    const Standard_Real aY,
                                    const Standard_Real aLength,
                                    const Standard_Real anAngle ) 

 : Prs2d_Tolerance( aGO, aX, aY, aLength, anAngle )
{
     
}

void Prs2d_Angularity::Draw( const Handle(Graphic2d_Drawer)& aDrawer )  {
 
  Standard_Boolean IsIn = Standard_False;

  if ( !myGOPtr->IsTransformed() )
    IsIn = aDrawer->IsIn( myMinX, myMaxX, myMinY, myMaxY );
  else {
    Standard_ShortReal minx, miny, maxx, maxy;
    MinMax( minx, maxx, miny, maxy );
    IsIn = aDrawer->IsIn( minx, maxx, miny, maxy );
  }

  if ( IsIn ) {

    DrawLineAttrib( aDrawer );
    Standard_ShortReal X1 = Standard_ShortReal( myX - myLength/2 ), 
                       Y1 = Standard_ShortReal( myY - myLength/2 ), 
                       X2 = Standard_ShortReal( myX + myLength/2 ), 
                       Y2 = Y1, 
                       X3 = Standard_ShortReal( X1 + myLength  * Cos( Standard_PI / 4 ) ), 
                       Y3 = Standard_ShortReal( myY + myLength/2 );
                       
     gp_Pnt2d P1( X1, Y1 ),
              P2( X2, Y2 ),
              P3( X3, Y3 ),
              PR( myX, myY );
     P1.Rotate( PR, myAngle );
     P2.Rotate( PR, myAngle );
     P3.Rotate( PR, myAngle );

     X1 = Standard_ShortReal( P1.X() );
     Y1 = Standard_ShortReal( P1.Y() );
     X2 = Standard_ShortReal( P2.X() );
     Y2 = Standard_ShortReal( P2.Y() );
     X3 = Standard_ShortReal( P3.X() );
     Y3 = Standard_ShortReal( P3.Y() );
  
    if ( myGOPtr->IsTransformed () ) {
     gp_GTrsf2d aTrsf = myGOPtr->Transform ();
     Standard_Real a1, b1;
     a1 = X1;
	 b1 = Y1;
     aTrsf.Transforms( a1, b1 );
     X1 = Standard_ShortReal( a1 );
	 Y1 = Standard_ShortReal( b1 );
     a1 = X2;
	 b1 = Y2;
     aTrsf.Transforms( a1, b1 );
     X2 = Standard_ShortReal( a1 );
	 Y2 = Standard_ShortReal( b1 );
     a1 = X3;
	 b1 = Y3;
     aTrsf.Transforms( a1, b1 );
     X3 = Standard_ShortReal( a1 );
	 Y3 = Standard_ShortReal( b1 );
    }
    aDrawer->MapSegmentFromTo( X1, Y1, X2, Y2 );
    aDrawer->MapSegmentFromTo( X1, Y1, X3, Y3 );
 }
}

void Prs2d_Angularity::Save(Aspect_FStream& aFStream) const
{
}