marker.cpp

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// marker.h
//
// Copyright (C) 2003, Chris Laurel <claurel@shatters.net>
//
// This program 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.

#include "marker.h"
#include "gl.h"


using namespace std;


Marker::Marker(const Selection& s) :
    obj(s),
    size(10.0f),
    color(Color::White),
    priority(0),
    symbol(Diamond)
{
}

Marker::~Marker()
{
}


UniversalCoord Marker::getPosition(double jd) const
{
    return obj.getPosition(jd);
}


Selection Marker::getObject() const
{
    return obj;
}


Color Marker::getColor() const
{
    return color;
}


void Marker::setColor(Color _color)
{
    color = _color;
}


float Marker::getSize() const
{
    return size;
}


void Marker::setSize(float _size)
{
    size = _size;
}


int Marker::getPriority() const
{
    return priority;
}


void Marker::setPriority(int _priority)
{
    priority = _priority;
}


Marker::Symbol Marker::getSymbol() const
{
    return symbol;
}

void Marker::setSymbol(Marker::Symbol _symbol)
{
    symbol = _symbol;
}


void Marker::render() const
{
    float s = getSize() / 2.0f;

    switch (symbol)
    {
    case Diamond:
        glBegin(GL_LINE_LOOP);
        glVertex3f(0.0f,    s, 0.0f);
        glVertex3f(   s, 0.0f, 0.0f);
        glVertex3f(0.0f,   -s, 0.0f);
        glVertex3f(  -s, 0.0f, 0.0f);
        glEnd();
        break;

    case Plus:
        glBegin(GL_LINES);
        glVertex3f(0.0f,  s, 0.0f);
        glVertex3f(0.0f, -s, 0.0f);
        glVertex3f( s, 0.0f, 0.0f);
        glVertex3f(-s, 0.0f, 0.0f);
        glEnd();
        break;

    case X:
        glBegin(GL_LINES);
        glVertex3f(-s, -s, 0.0f);
        glVertex3f( s,  s, 0.0f);
        glVertex3f( s, -s, 0.0f);
        glVertex3f(-s,  s, 0.0f);
        glEnd();
        break;

    case Square:
        glBegin(GL_LINE_LOOP);
        glVertex3f(-s, -s, 0.0f);
        glVertex3f( s, -s, 0.0f);
        glVertex3f( s,  s, 0.0f);
        glVertex3f(-s,  s, 0.0f);
        glEnd();
        break;

    case Triangle:
        glBegin(GL_LINE_LOOP);
        glVertex3f(0.0f,  s, 0.0f);
        glVertex3f(   s, -s, 0.0f);
        glVertex3f(  -s, -s, 0.0f);
        glEnd();
        break;
    }
}

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