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//----------------------------------------------------------------------------
// Anti-Grain Geometry (AGG) - Version 2.5
// A high quality rendering engine for C++
// Copyright (C) 2002-2006 Maxim Shemanarev
// Contact: mcseem@antigrain.com
// mcseemagg@yahoo.com
// http://antigrain.com
//
// AGG is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// AGG is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with AGG; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
// MA 02110-1301, USA.
//----------------------------------------------------------------------------
#ifndef AGG_ARROWHEAD_INCLUDED
#define AGG_ARROWHEAD_INCLUDED
#include "agg_basics.h"
namespace agg
{
//===============================================================arrowhead
//
// See implementation agg_arrowhead.cpp
//
class arrowhead
{
public:
arrowhead();
void head(double d1, double d2, double d3, double d4)
{
m_head_d1 = d1;
m_head_d2 = d2;
m_head_d3 = d3;
m_head_d4 = d4;
m_head_flag = true;
}
void head() { m_head_flag = true; }
void no_head() { m_head_flag = false; }
void tail(double d1, double d2, double d3, double d4)
{
m_tail_d1 = d1;
m_tail_d2 = d2;
m_tail_d3 = d3;
m_tail_d4 = d4;
m_tail_flag = true;
}
void tail() { m_tail_flag = true; }
void no_tail() { m_tail_flag = false; }
void rewind(unsigned path_id);
unsigned vertex(double* x, double* y);
private:
double m_head_d1;
double m_head_d2;
double m_head_d3;
double m_head_d4;
double m_tail_d1;
double m_tail_d2;
double m_tail_d3;
double m_tail_d4;
bool m_head_flag;
bool m_tail_flag;
double m_coord[16];
unsigned m_cmd[8];
unsigned m_curr_id;
unsigned m_curr_coord;
};
}
#endif
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