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#include <Prs2d_Flatness.ixx>
Prs2d_Flatness::Prs2d_Flatness( 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_Flatness::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 = myX - myLength/2,
Y1 = myY - myLength/2,
X4 = myX + myLength/2,
Y4 = Y1,
X2 = X1 + myLength/2,
Y2 = myY + myLength/2,
X3 = X4 + myLength/2,
Y3 = Y2;
gp_Pnt2d P1( X1, Y1 ),
P2( X2, Y2 ),
P3( X3, Y3 ),
P4( X4, Y4 ),
PR( myX, myY );
P1.Rotate( PR, myAngle );
P2.Rotate( PR, myAngle );
P3.Rotate( PR, myAngle );
P4.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() );
X4 = Standard_ShortReal( P4.X() );
Y4 = Standard_ShortReal( P4.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 );
a1 = X4;
b1 = Y4;
aTrsf.Transforms( a1, b1 );
X4 = Standard_ShortReal( a1 );
Y4 = Standard_ShortReal( b1 );
}
aDrawer->MapSegmentFromTo( X1, Y1, X2, Y2 );
aDrawer->MapSegmentFromTo( X2, Y2, X3, Y3 );
aDrawer->MapSegmentFromTo( X3, Y3, X4, Y4 );
aDrawer->MapSegmentFromTo( X4, Y4, X1, Y1 );
}
}
void Prs2d_Flatness::Save(Aspect_FStream& aFStream) const
{
}
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