agg::bezier_arc Class Reference

#include <src/agg/agg_bezier_arc.h>

Public Member Functions
	bezier_arc ()
	bezier_arc (double x, double y, double rx, double ry, double start_angle, double sweep_angle)
void	init (double x, double y, double rx, double ry, double start_angle, double sweep_angle)
void	rewind (unsigned)
unsigned	vertex (double *x, double *y)
unsigned	num_vertices () const
const double *	vertices () const
double *	vertices ()

Private Attributes
unsigned	m_vertex
unsigned	m_num_vertices
double	m_vertices [26]
unsigned	m_cmd

Detailed Description

Constructor & Destructor Documentation

bezier_arc() [1/2]

agg::bezier_arc::bezier_arc ( )

inline

: m_vertex(26), m_num_vertices(0), m_cmd(path_cmd_line_to) {}

bezier_arc() [2/2]

agg::bezier_arc::bezier_arc ( double  x, double  y, double  rx, double  ry, double  start_angle, double  sweep_angle  )

inline

        {
            init(x, y, rx, ry, start_angle, sweep_angle);
        }

References init().

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Member Function Documentation

init()

void agg::bezier_arc::init	(	double	x,
		double	y,
		double	rx,
		double	ry,
		double	start_angle,
		double	sweep_angle
	)

Referenced by bezier_arc().

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num_vertices()

unsigned agg::bezier_arc::num_vertices ( ) const

inline

{ return m_num_vertices; }

References m_num_vertices.

Referenced by agg::bezier_arc_svg::num_vertices().

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rewind()

void agg::bezier_arc::rewind ( unsigned  )

inline

        {
            m_vertex = 0;
        }

References m_vertex.

Referenced by agg::bezier_arc_svg::rewind().

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vertex()

unsigned agg::bezier_arc::vertex ( double *  x, double *  y  )

inline

        {
            if(m_vertex >= m_num_vertices) return path_cmd_stop;
            *x = m_vertices[m_vertex];
            *y = m_vertices[m_vertex + 1];
            m_vertex += 2;
            return (m_vertex == 2) ? unsigned(path_cmd_move_to) : m_cmd;
        }

References m_cmd, m_num_vertices, m_vertex, m_vertices, agg::path_cmd_move_to, and agg::path_cmd_stop.

Referenced by agg::bezier_arc_svg::vertex().

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vertices() [1/2]

double * agg::bezier_arc::vertices ( )

inline

{ return m_vertices;     }

References m_vertices.

vertices() [2/2]

const double * agg::bezier_arc::vertices ( ) const

inline

{ return m_vertices;     }

References m_vertices.

Referenced by agg::bezier_arc_svg::vertices(), and agg::bezier_arc_svg::vertices().

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Member Data Documentation

m_cmd

unsigned agg::bezier_arc::m_cmd

private

Referenced by vertex().

m_num_vertices

unsigned agg::bezier_arc::m_num_vertices

private

Referenced by num_vertices(), and vertex().

m_vertex

unsigned agg::bezier_arc::m_vertex

private

Referenced by rewind(), and vertex().

m_vertices

double agg::bezier_arc::m_vertices[26]

private

Referenced by vertex(), vertices(), and vertices().

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The documentation for this class was generated from the following file:

• src/agg/agg_bezier_arc.h