Chemical Data Processing Library C++ API - Version 1.4.0
EllipsePrimitive2D.hpp
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1 /*
2  * EllipsePrimitive2D.hpp
3  *
4  * This file is part of the Chemical Data Processing Toolkit
5  *
6  * Copyright (C) 2003 Thomas Seidel <thomas.seidel@univie.ac.at>
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public License
19  * along with this library; see the file COPYING. If not, write to
20  * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
21  * Boston, MA 02111-1307, USA.
22  */
23 
29 #ifndef CDPL_VIS_ELLIPSEPRIMITIVE2D_HPP
30 #define CDPL_VIS_ELLIPSEPRIMITIVE2D_HPP
31 
32 #include <memory>
33 
34 #include "CDPL/Vis/APIPrefix.hpp"
36 #include "CDPL/Vis/Pen.hpp"
37 #include "CDPL/Vis/Brush.hpp"
38 #include "CDPL/Math/Vector.hpp"
39 
40 
41 namespace CDPL
42 {
43 
44  namespace Vis
45  {
46 
51  {
52 
53  public:
57  typedef std::shared_ptr<EllipsePrimitive2D> SharedPointer;
58 
63  width(0.0), height(0.0) {}
64 
71  EllipsePrimitive2D(const Math::Vector2D& pos, double width, double height):
72  position(pos), width(width), height(height) {}
73 
78  void render(Renderer2D& renderer) const;
79 
84  void setPen(const Pen& pen);
85 
90  const Pen& getPen() const;
91 
96  void setBrush(const Brush& brush);
97 
102  const Brush& getBrush() const;
103 
108  void setPosition(const Math::Vector2D& pos);
109 
114  const Math::Vector2D& getPosition() const;
115 
120  void setWidth(double width);
121 
126  double getWidth() const;
127 
132  void setHeight(double height);
133 
138  double getHeight() const;
139 
145 
151  void getBounds(Rectangle2D& bounds, FontMetrics* font_metrics = 0) const;
152 
153  private:
154  Math::Vector2D position;
155  double width;
156  double height;
157  Pen pen;
158  Brush brush;
159  };
160  } // namespace Vis
161 } // namespace CDPL
162 
163 #endif // CDPL_VIS_ELLIPSEPRIMITIVE2D_HPP
Definition of class CDPL::Vis::Brush.
Definition of class CDPL::Vis::GraphicsPrimitive2D.
Definition of class CDPL::Vis::Pen.
Definition of vector data types.
Definition of the preprocessor macro CDPL_VIS_API.
#define CDPL_VIS_API
Tells the compiler/linker which classes, functions and variables are part of the library API.
Specifies the fill pattern and fill color of shapes.
Definition: Brush.hpp:50
2D graphics primitive representing an ellipse.
Definition: EllipsePrimitive2D.hpp:51
void setWidth(double width)
Sets the diameter of the ellipse in x-direction.
void setPen(const Pen &pen)
Sets the pen defining the color, width, line style, cap style and join style of the ellipse outline.
double getWidth() const
Returns the diameter of the ellipse in x-direction.
void setPosition(const Math::Vector2D &pos)
Sets the position of the ellipse center.
EllipsePrimitive2D()
Constructs an undefined ellipse primitive.
Definition: EllipsePrimitive2D.hpp:62
EllipsePrimitive2D(const Math::Vector2D &pos, double width, double height)
Constructs an ellipse primitive centered at pos with the given diameters.
Definition: EllipsePrimitive2D.hpp:71
double getHeight() const
Returns the diameter of the ellipse in y-direction.
GraphicsPrimitive2D::SharedPointer clone() const
Creates a dynamically allocated copy of this primitive.
std::shared_ptr< EllipsePrimitive2D > SharedPointer
A reference-counted smart pointer [SHPTR] for dynamically allocated EllipsePrimitive2D instances.
Definition: EllipsePrimitive2D.hpp:57
void render(Renderer2D &renderer) const
Renders the ellipse via renderer using the configured pen and brush.
void getBounds(Rectangle2D &bounds, FontMetrics *font_metrics=0) const
Computes the axis-aligned bounding rectangle of the ellipse.
const Brush & getBrush() const
Returns the brush defining the fill color and fill pattern.
const Math::Vector2D & getPosition() const
Returns the position of the ellipse center.
void setBrush(const Brush &brush)
Sets the brush defining the fill color and fill pattern.
void setHeight(double height)
Sets the diameter of the ellipse in y-direction.
const Pen & getPen() const
Returns the pen defining the color, width, line style, cap style and join style of the ellipse outlin...
Interface providing methods for querying information about the metrics of a font.
Definition: FontMetrics.hpp:71
The abstract base class of all 2D graphics primitives.
Definition: GraphicsPrimitive2D.hpp:57
std::shared_ptr< GraphicsPrimitive2D > SharedPointer
A reference-counted smart pointer [SHPTR] for dynamically allocated GraphicsPrimitive2D instances.
Definition: GraphicsPrimitive2D.hpp:63
Specifies how to draw lines and outlines of shapes.
Definition: Pen.hpp:53
Specifies an axis aligned rectangular area in 2D space.
Definition: Rectangle2D.hpp:51
Interface providing methods for low level 2D drawing operations.
Definition: Renderer2D.hpp:86
CVector< double, 2 > Vector2D
Bounded 2 element vector holding floating point values of type double.
Definition: Vector.hpp:2932
The namespace of the Chemical Data Processing Library.