plotter.hpp
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1 
5 /* Copyright (c) 2005-2010 Taneli Kalvas. All rights reserved.
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42 
43 #ifndef PLOTTER_HPP
44 #define PLOTTER_HPP 1
45 
46 
47 #include <png.h>
48 #include <cairo.h>
49 #ifdef CAIRO_HAS_SVG_SURFACE
50 #include <cairo-svg.h>
51 #endif
52 #if CAIRO_HAS_PS_SURFACE
53 #include <cairo-ps.h>
54 #endif
55 #ifdef CAIRO_HAS_PDF_SURFACE
56 #include <cairo-pdf.h>
57 #endif
58 #include "frame.hpp"
59 
60 
65 class Plotter {
66 
67  size_t _width;
68  size_t _height;
69 
70 #ifdef CAIRO_HAS_PNG_FUNCTIONS
71  static void png_get_image_size( cairo_surface_t *p_surface,
72  int &width, int &height );
73  static void png_unpremultiply_data( png_structp png,
74  png_row_infop row_info,
75  png_bytep data );
76  static void write_to_png( cairo_surface_t *p_surface,
77  int width, int height,
78  const char *filename );
79 #endif
80 
81  virtual void build_plot( void ) = 0;
82 
83 protected:
84 
86 
91  Plotter();
92 
95  virtual ~Plotter();
96 
97 public:
98 
101  void set_size( size_t width, size_t height ) {
102  _width = width;
103  _height = height;
104  }
105 
108  void set_font_size( size_t size );
109 
112  void set_ranges( double xmin, double ymin, double xmax, double ymax );
113 
114 #ifdef CAIRO_HAS_PNG_FUNCTIONS
115 
119  void plot_png( const std::string &filename );
120 #endif
121 
122 #ifdef CAIRO_HAS_PS_SURFACE
123 
127  void plot_eps( const std::string &filename );
128 #endif
129 
130 #ifdef CAIRO_HAS_PDF_SURFACE
131 
135  void plot_pdf( const std::string &filename );
136 #endif
137 
138 #ifdef CAIRO_HAS_SVG_SURFACE
139 
143  void plot_svg( const std::string &filename );
144 #endif
145 
146 };
147 
148 
149 
150 #endif
151 
152 
153 
154 
155 
156 
void set_ranges(double xmin, double ymin, double xmax, double ymax)
Set ranges of plot in x- and y-directions.
Non-interactive plotter.
Definition: plotter.hpp:65
virtual ~Plotter()
Destructor for plotter.
Frame for plots
void plot_eps(const std::string &filename)
Make a plot to a EPS-file.
Plotter()
Constructor for plotter.
void plot_svg(const std::string &filename)
Make a plot to a SVG-file.
Frame _frame
Definition: plotter.hpp:85
void plot_pdf(const std::string &filename)
Make a plot to a PDF-file.
void plot_png(const std::string &filename)
Make a plot to a PNG-file.
void set_font_size(size_t size)
Set font size for plot.
General purpose plotter frame for cairographics surfaces.
Definition: frame.hpp:107
void set_size(size_t width, size_t height)
Set size of plot.
Definition: plotter.hpp:101