1 // Copyright (c) 1999-2012 OPEN CASCADE SAS
3 // The content of this file is subject to the Open CASCADE Technology Public
4 // License Version 6.5 (the "License"). You may not use the content of this file
5 // except in compliance with the License. Please obtain a copy of the License
6 // at http://www.opencascade.org and read it completely before using this file.
8 // The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
9 // main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
11 // The Original Code and all software distributed under the License is
12 // distributed on an "AS IS" basis, without warranty of any kind, and the
13 // Initial Developer hereby disclaims all such warranties, including without
14 // limitation, any warranties of merchantability, fitness for a particular
15 // purpose or non-infringement. Please see the License for the specific terms
16 // and conditions governing the rights and limitations under the License.
18 #include <Prs2d_SymTotal.ixx>
20 Prs2d_SymTotal::Prs2d_SymTotal( const Handle(Graphic2d_GraphicObject)& aGO,
21 const Standard_Real aX,
22 const Standard_Real aY,
23 const Standard_Real aLength,
24 const Standard_Real anAngle )
26 : Prs2d_Tolerance( aGO, aX, aY, aLength, anAngle )
30 void Prs2d_SymTotal::Draw( const Handle(Graphic2d_Drawer)& aDrawer ) {
32 Standard_Boolean IsIn = Standard_False;
34 if ( !myGOPtr->IsTransformed() )
35 IsIn = aDrawer->IsIn( myMinX, myMaxX, myMinY, myMaxY );
37 Standard_ShortReal minx, miny, maxx, maxy;
38 MinMax( minx, maxx, miny, maxy );
39 IsIn = aDrawer->IsIn( minx, maxx, miny, maxy );
43 DrawLineAttrib( aDrawer );
44 const Standard_Real alpha = M_PI / 12;
46 Standard_ShortReal X1 = myX - myLength/2,
47 Y1 = myY - myLength/2,
48 X2 = Standard_ShortReal(X1 + myLength * Cos( M_PI / 4 ) ),
49 Y2 = myY + myLength/2,
52 Y5 = myY - myLength/2,
53 X6 = Standard_ShortReal(X5 + myLength * Cos( M_PI / 4 ) ),
54 Y6 = myY + myLength/2;
56 gp_Pnt2d P1( X2, Y2 );
57 gp_Vec2d V1( P1, gp_Pnt2d(X1, Y1) );
58 gp_Vec2d V2 = V1.Rotated( alpha );
59 gp_Vec2d V3 = V1.Rotated( -alpha );
62 gp_Pnt2d P2 = P1.Translated( V2 ),
63 P3 = P1.Translated( V3 );
65 gp_Pnt2d P4( X6, Y6 );
66 gp_Vec2d V4( P4, gp_Pnt2d( X5, Y5 ) );
67 gp_Vec2d V5 = V4.Rotated( alpha );
68 gp_Vec2d V6 = V4.Rotated( -alpha );
71 gp_Pnt2d P5 = P4.Translated( V5 ),
72 P6 = P4.Translated( V6 );
75 Standard_ShortReal X3 = Standard_ShortReal( P2.X() ),
76 Y3 = Standard_ShortReal( P2.Y() ),
77 X4 = Standard_ShortReal( P3.X() ),
78 Y4 = Standard_ShortReal( P3.Y() ),
79 X7 = Standard_ShortReal( P5.X() ),
80 Y7 = Standard_ShortReal( P5.Y() ),
81 X8 = Standard_ShortReal( P6.X() ),
82 Y8 = Standard_ShortReal( P6.Y() );
85 gp_Pnt2d PP1( X1, Y1 ),
94 PP1.Rotate( PPR, myAngle );
95 PP2.Rotate( PPR, myAngle );
96 PP3.Rotate( PPR, myAngle );
97 PP4.Rotate( PPR, myAngle );
98 PP5.Rotate( PPR, myAngle );
99 PP6.Rotate( PPR, myAngle );
100 PP7.Rotate( PPR, myAngle );
101 PP8.Rotate( PPR, myAngle );
103 X1 = Standard_ShortReal( PP1.X() );
104 Y1 = Standard_ShortReal( PP1.Y() );
105 X2 = Standard_ShortReal( PP2.X() );
106 Y2 = Standard_ShortReal( PP2.Y() );
107 X3 = Standard_ShortReal( PP3.X() );
108 Y3 = Standard_ShortReal( PP3.Y() );
109 X4 = Standard_ShortReal( PP4.X() );
110 Y4 = Standard_ShortReal( PP4.Y() );
111 X5 = Standard_ShortReal( PP5.X() );
112 Y5 = Standard_ShortReal( PP5.Y() );
113 X6 = Standard_ShortReal( PP6.X() );
114 Y6 = Standard_ShortReal( PP6.Y() );
115 X7 = Standard_ShortReal( PP7.X() );
116 Y7 = Standard_ShortReal( PP7.Y() );
117 X8 = Standard_ShortReal( PP8.X() );
118 Y8 = Standard_ShortReal( PP8.Y() );
121 if ( myGOPtr->IsTransformed () ) {
122 gp_GTrsf2d aTrsf = myGOPtr->Transform ();
123 Standard_Real a1, b1;
126 aTrsf.Transforms( a1, b1 );
127 X1 = Standard_ShortReal( a1 );
128 Y1 = Standard_ShortReal( b1 );
131 aTrsf.Transforms( a1, b1 );
132 X2 = Standard_ShortReal( a1 );
133 Y2 = Standard_ShortReal( b1 );
136 aTrsf.Transforms( a1, b1 );
137 X3 = Standard_ShortReal( a1 );
138 Y3 = Standard_ShortReal( b1 );
141 aTrsf.Transforms( a1, b1 );
142 X4 = Standard_ShortReal( a1 );
143 Y4 = Standard_ShortReal( b1 );
146 aTrsf.Transforms( a1, b1 );
147 X5 = Standard_ShortReal( a1 );
148 Y5 = Standard_ShortReal( b1 );
151 aTrsf.Transforms( a1, b1 );
152 X6 = Standard_ShortReal( a1 );
153 Y6 = Standard_ShortReal( b1 );
156 aTrsf.Transforms( a1, b1 );
157 X7 = Standard_ShortReal( a1 );
158 Y7 = Standard_ShortReal( b1 );
161 aTrsf.Transforms( a1, b1 );
162 X8 = Standard_ShortReal( a1 );
163 Y8 = Standard_ShortReal( b1 );
165 aDrawer->MapSegmentFromTo( X1, Y1, X2, Y2 );
166 aDrawer->MapSegmentFromTo( X2, Y2, X3, Y3 );
167 aDrawer->MapSegmentFromTo( X2, Y2, X4, Y4 );
168 aDrawer->MapSegmentFromTo( X4, Y4, X3, Y3 );
170 aDrawer->MapSegmentFromTo( X5, Y5, X6, Y6 );
171 aDrawer->MapSegmentFromTo( X6, Y6, X7, Y7 );
172 aDrawer->MapSegmentFromTo( X6, Y6, X8, Y8 );
173 aDrawer->MapSegmentFromTo( X8, Y8, X7, Y7 );
175 aDrawer->MapSegmentFromTo( X1, Y1, X5, Y5 );
179 void Prs2d_SymTotal::Save(Aspect_FStream& aFStream) const