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mydxflwpolyline.hpp
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1 
5 /* Copyright (c) 2010-2011,2014 Taneli Kalvas. All rights reserved.
6  *
7  * You can redistribute this software and/or modify it under the terms
8  * of the GNU General Public License as published by the Free Software
9  * Foundation; either version 2 of the License, or (at your option)
10  * any later version.
11  *
12  * This library is distributed in the hope that it will be useful, but
13  * WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this library (file "COPYING" included in the package);
19  * if not, write to the Free Software Foundation, Inc., 51 Franklin
20  * Street, Fifth Floor, Boston, MA 02110-1301 USA
21  *
22  * If you have questions about your rights to use or distribute this
23  * software, please contact Berkeley Lab's Technology Transfer
24  * Department at TTD@lbl.gov. Other questions, comments and bug
25  * reports should be sent directly to the author via email at
26  * taneli.kalvas@jyu.fi.
27  *
28  * NOTICE. This software was developed under partial funding from the
29  * U.S. Department of Energy. As such, the U.S. Government has been
30  * granted for itself and others acting on its behalf a paid-up,
31  * nonexclusive, irrevocable, worldwide license in the Software to
32  * reproduce, prepare derivative works, and perform publicly and
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34  * permission to assert copyright is obtained from the U.S. Department
35  * of Energy, and subject to any subsequent five (5) year renewals,
36  * the U.S. Government is granted for itself and others acting on its
37  * behalf a paid-up, nonexclusive, irrevocable, worldwide license in
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39  * copies to the public, perform publicly and display publicly, and to
40  * permit others to do so.
41  */
42 
43 
44 #ifndef MY_DXF_LWPOLYLINE_HPP
45 #define MY_DXF_LWPOLYLINE_HPP 1
46 
47 
48 #include "mydxfentities.hpp"
49 
50 
51 /* Polyline flags */
52 #define LWPOLYLINE_CLOSED_MASK 1
53 #define LWPOLYLINE_LINEGEN_MASK 128
54 
55 
61 {
62 
63  std::vector<Vec3D> _p;
65  int16_t _flags;
66 
67 public:
68 
71  MyDXFLWPolyline( class MyDXFFile *dxf );
72 
75  virtual ~MyDXFLWPolyline() {}
76 
79  virtual MyDXFLWPolyline *copy( void ) const { return( new MyDXFLWPolyline( *this ) ); }
80 
87  virtual void explode( class MyDXFEntities *ent, MyDXFFile *dxf, const Transformation *t ) const;
88 
91  virtual void write( class MyDXFFile *dxf, std::ofstream &ostr );
92 
95  virtual EntityType get_type( void ) const { return( ENTITY_LWPOLYLINE ); }
96 
99  virtual Vec3D start( void ) const { return( _p[0] ); }
100 
103  virtual Vec3D end( void ) const { return( _p[_p.size()-1] ); }
104 
107  virtual void set_start( const Vec3D &s );
108 
111  virtual void set_end( const Vec3D &e );
112 
121  virtual int ray_cross( double x, double y ) const;
122 
128  bool geom_same( const MyDXFLWPolyline &line, double eps = 1.0e-6 ) const;
129 
132  uint32_t size() const { return( _p.size() ); }
133 
136  Vec3D vertex( uint32_t i ) const { return( _p[i] ); }
137 
140  bool closed( void ) const { return( _flags & LWPOLYLINE_CLOSED_MASK ); }
141 
149  virtual void plot( const class MyDXFFile *dxf, cairo_t *cairo,
150  const Transformation *t, const double range[4] ) const;
151 
154  virtual void get_bbox( Vec3D &min, Vec3D &max,
155  const class MyDXFFile *dxf, const Transformation *t ) const;
156 
159  virtual void scale( class MyDXFFile *dxf, double s );
160 
163  virtual void translate( class MyDXFFile *dxf, const Vec3D &dx );
164 
169  virtual void rotate_z( class MyDXFFile *dxf, double a );
170 
173  virtual void debug_print( std::ostream &os ) const;
174 };
175 
176 
177 #endif
178 
DXF entity database.
Definition: mydxfentities.hpp:286
DXF file class.
Definition: mydxffile.hpp:70
DXF LW polyline entity class.
Definition: mydxflwpolyline.hpp:61
virtual void debug_print(std::ostream &os) const
Print debugging information to stream os.
Definition: mydxflwpolyline.cpp:245
virtual void rotate_z(class MyDXFFile *dxf, double a)
Rotate entity around origin.
Definition: mydxflwpolyline.cpp:185
virtual void write(class MyDXFFile *dxf, std::ofstream &ostr)
Write dxf file to stream.
Definition: mydxflwpolyline.cpp:110
virtual EntityType get_type(void) const
Get entity type.
Definition: mydxflwpolyline.hpp:95
virtual void explode(class MyDXFEntities *ent, MyDXFFile *dxf, const Transformation *t) const
Explode into entities.
Definition: mydxflwpolyline.cpp:97
Vec3D vertex(uint32_t i) const
Get vertix i.
Definition: mydxflwpolyline.hpp:136
virtual ~MyDXFLWPolyline()
Virtual destructor.
Definition: mydxflwpolyline.hpp:75
bool closed(void) const
Is entity closed path?
Definition: mydxflwpolyline.hpp:140
virtual void set_start(const Vec3D &s)
Set start point of path entity.
Definition: mydxflwpolyline.cpp:254
virtual void translate(class MyDXFFile *dxf, const Vec3D &dx)
Translate entity by dx.
Definition: mydxflwpolyline.cpp:178
MyDXFLWPolyline(class MyDXFFile *dxf)
Construct line entity by reading from DXF file.
Definition: mydxflwpolyline.cpp:48
virtual Vec3D start(void) const
Get start point of path entity.
Definition: mydxflwpolyline.hpp:99
bool geom_same(const MyDXFLWPolyline &line, double eps=1.0e-6) const
Check if two entities are geometrically same.
Definition: mydxflwpolyline.cpp:266
virtual Vec3D end(void) const
Get end point of path entity.
Definition: mydxflwpolyline.hpp:103
virtual int ray_cross(double x, double y) const
Check for ray crossing.
Definition: mydxflwpolyline.cpp:193
uint32_t size() const
Get number of vertices in entity.
Definition: mydxflwpolyline.hpp:132
virtual MyDXFLWPolyline * copy(void) const
Get a new copy of entity.
Definition: mydxflwpolyline.hpp:79
virtual void set_end(const Vec3D &e)
Set end point of path entity.
Definition: mydxflwpolyline.cpp:260
virtual void plot(const class MyDXFFile *dxf, cairo_t *cairo, const Transformation *t, const double range[4]) const
Plot entity with cairo.
Definition: mydxflwpolyline.cpp:127
virtual void scale(class MyDXFFile *dxf, double s)
Scale entity by factor s.
Definition: mydxflwpolyline.cpp:171
virtual void get_bbox(Vec3D &min, Vec3D &max, const class MyDXFFile *dxf, const Transformation *t) const
Return bounding box of entity.
Definition: mydxflwpolyline.cpp:148
DXF path entity base class.
Definition: mydxfentities.hpp:187
Transformation for homogenous three dimensional space.
Definition: transformation.hpp:70
Three dimensional vector.
Definition: vec3d.hpp:58
DXF Entities.
EntityType
Entity type.
Definition: mydxfentities.hpp:60


Reference manual for Ion Beam Simulator 1.0.6dev
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