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00043 #ifndef XYGRAPH_HPP
00044 #define XYGRAPH_HPP 1
00045
00046
00047 #include <cairo.h>
00048 #include <vector>
00049 #include "color.hpp"
00050 #include "graph.hpp"
00051 #include "coordmapper.hpp"
00052
00053
00054 enum line_style_e {
00055 XYGRAPH_LINE_DISABLE = 0,
00056 XYGRAPH_LINE_SOLID
00057 };
00058
00059
00060 enum point_style_e {
00061 XYGRAPH_POINT_DISABLE = 0,
00062 XYGRAPH_POINT_CIRCLE,
00063 XYGRAPH_POINT_BOX
00064 };
00065
00066
00071 class XYGraph : public Graph {
00072
00073 double _linewidth;
00074 Color _color;
00075 line_style_e _linestyle;
00076 point_style_e _pointstyle;
00077 bool _point_filled;
00078 double _point_scale;
00079
00080 std::vector<double> _xdata;
00081 std::vector<double> _ydata;
00082
00083 void plot_point( cairo_t *cairo, double x, double y );
00084
00085 public:
00086
00089 XYGraph();
00090
00096 XYGraph( const std::vector<double> &xdata,
00097 const std::vector<double> &ydata );
00098
00101 virtual ~XYGraph() {}
00102
00112 virtual void plot( cairo_t *cairo, const Coordmapper *cm, const double range[4] );
00113
00118 virtual void plot_sample( cairo_t *cairo, double x, double y, double width, double height );
00119
00125 virtual void get_bbox( double bbox[4] );
00126
00129 void set_data( const std::vector<double> &xdata,
00130 const std::vector<double> &ydata );
00131
00136 void set_line_width( double linewidth );
00137
00142 void set_color( const Color &color );
00143
00148 void set_line_style( line_style_e linestyle,
00149 double linewidth = 1.0 );
00150
00155 void set_point_style( point_style_e pointstyle, bool filled = true, double scale = 1.0 );
00156 };
00157
00158
00159 #endif