Chemical Data Processing Library C++ API - Version 1.1.1
TextLabelPrimitive2D.hpp
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1 /*
2  * TextLabelPrimitive2D.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_TEXTLABELPRIMITIVE2D_HPP
30 #define CDPL_VIS_TEXTLABELPRIMITIVE2D_HPP
31 
32 #include <string>
33 #include <memory>
34 
36 #include "CDPL/Vis/Pen.hpp"
37 #include "CDPL/Vis/Font.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<TextLabelPrimitive2D> SharedPointer;
58 
63 
64  void render(Renderer2D& renderer) const;
65 
70  void setText(const std::string& txt);
71 
76  const std::string& getText() const;
77 
82  void setPosition(const Math::Vector2D& pos);
83 
89  void setPosition(double x, double y);
90 
95  const Math::Vector2D& getPosition() const;
96 
101  void setPen(const Pen& pen);
102 
107  const Pen& getPen() const;
108 
113  void setFont(const Font& font);
114 
119  const Font& getFont() const;
120 
122 
123  void getBounds(Rectangle2D& bounds, FontMetrics* font_metrics) const;
124 
125  private:
126  Pen pen;
127  Font font;
128  Math::Vector2D position;
129  std::string text;
130  };
131  } // namespace Vis
132 } // namespace CDPL
133 
134 #endif // CDPL_VIS_TEXTLABELPRIMITIVE2D_HPP
CDPL::Vis::Renderer2D
An interface that provides methods for low level 2D drawing operations.
Definition: Renderer2D.hpp:86
CDPL::Vis::TextLabelPrimitive2D::render
void render(Renderer2D &renderer) const
Visualizes the graphics primitive by means of the Renderer2D instance renderer.
CDPL::Vis::GraphicsPrimitive2D::SharedPointer
std::shared_ptr< GraphicsPrimitive2D > SharedPointer
A reference-counted smart pointer [SHPTR] for dynamically allocated GraphicsPrimitive2D instances.
Definition: GraphicsPrimitive2D.hpp:63
Font.hpp
Definition of the class CDPL::Vis::Font.
CDPL::Vis::TextLabelPrimitive2D::getText
const std::string & getText() const
Returns the text of the label.
CDPL::Vis::TextLabelPrimitive2D::setText
void setText(const std::string &txt)
Sets the text of the label.
CDPL::Vis::TextLabelPrimitive2D::getPosition
const Math::Vector2D & getPosition() const
Returns the position of the text label.
CDPL::Vis::Pen
Specifies how to draw lines and outlines of shapes.
Definition: Pen.hpp:53
CDPL::Vis::TextLabelPrimitive2D::SharedPointer
std::shared_ptr< TextLabelPrimitive2D > SharedPointer
A reference-counted smart pointer [SHPTR] for dynamically allocated TextLabelPrimitive2D instances.
Definition: TextLabelPrimitive2D.hpp:57
CDPL::Vis::TextLabelPrimitive2D::setPosition
void setPosition(const Math::Vector2D &pos)
Sets the position of the text label.
CDPL::Vis::TextLabelPrimitive2D::setPosition
void setPosition(double x, double y)
Sets the position of the text label to (x, y).
CDPL::Vis::Font
Specifies a font for drawing text.
Definition: Font.hpp:54
Pen.hpp
Definition of the class CDPL::Vis::Pen.
CDPL_VIS_API
#define CDPL_VIS_API
Tells the compiler/linker which classes, functions and variables are part of the library API.
GraphicsPrimitive2D.hpp
Definition of the class CDPL::Vis::GraphicsPrimitive2D.
CDPL::Vis::TextLabelPrimitive2D
A graphics primitive representing a text label.
Definition: TextLabelPrimitive2D.hpp:51
CDPL::Vis::TextLabelPrimitive2D::getFont
const Font & getFont() const
Returns the font of the text label.
CDPL
The namespace of the Chemical Data Processing Library.
CDPL::Vis::GraphicsPrimitive2D
The abstract base class of all 2D graphics primitives.
Definition: GraphicsPrimitive2D.hpp:57
CDPL::Vis::TextLabelPrimitive2D::TextLabelPrimitive2D
TextLabelPrimitive2D()
Construct an empty text label primitive at position (0, 0).
CDPL::Vis::Rectangle2D
Specifies an axis aligned rectangular area in 2D space.
Definition: Rectangle2D.hpp:51
CDPL::Math::Vector2D
CVector< double, 2 > Vector2D
A bounded 2 element vector holding floating point values of type double.
Definition: Vector.hpp:1632
CDPL::Vis::TextLabelPrimitive2D::clone
GraphicsPrimitive2D::SharedPointer clone() const
Creates a dynamically allocated copy of the graphics primitive.
CDPL::Vis::FontMetrics
An interface class with methods that provide information about the metrics of a font.
Definition: FontMetrics.hpp:71
CDPL::Vis::TextLabelPrimitive2D::getBounds
void getBounds(Rectangle2D &bounds, FontMetrics *font_metrics) const
Calculates the bounds of the graphics primitive.
CDPL::Vis::TextLabelPrimitive2D::setPen
void setPen(const Pen &pen)
Sets the pen defining the color of the text label.
Vector.hpp
Definition of vector data types.
CDPL::Vis::TextLabelPrimitive2D::getPen
const Pen & getPen() const
Returns the pen defining the color of the text label.
CDPL::Vis::TextLabelPrimitive2D::setFont
void setFont(const Font &font)
Sets the font of the text label.