GridActor.h

// Copyright (C) 2008-2013, Shane Liesegang
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without 
// modification, are permitted provided that the following conditions are met:
// 
//     * Redistributions of source code must retain the above copyright 
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above copyright 
//       notice, this list of conditions and the following disclaimer in the 
//       documentation and/or other materials provided with the distribution.
//     * Neither the name of the copyright holder nor the names of any 
//       contributors may be used to endorse or promote products derived from 
//       this software without specific prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
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#pragma once

#include "../Infrastructure/Renderable.h"
#include "../Infrastructure/Color.h"
#include "../Infrastructure/Vector2.h"


class GridActor : public Renderable
{
public:
    GridActor();
    
    GridActor(const Color& lines, const Color& axis, float interval, const Vector2& minCoord, const Vector2& maxCoord);
    
    void SetLineColor(const Color &lineCol);
    
    const Color& GetLineColor() const;
    
    void SetAxisColor(const Color &axisCol);
    
    const Color& GetAxisColor() const;
    
    void SetInterval(float interval);
    
    const float GetInterval() const;
    
    void SetMinCoord(const Vector2 &minCoord);
    
    const Vector2 GetMinCoord() const;
    
    void SetMaxCoord(const Vector2 &maxCoord);
    
    const Vector2 GetMaxCoord() const;
    
    virtual void Render();
    
    virtual void Update(float dt) {}

private:
    Color _lineColor;
    Color _axisColor;
    float _interval;
    Vector2 _minCoord;
    Vector2 _maxCoord;

    std::vector<GLfloat> _points;
    GLfloat _axes[8];
    void RecalculatePoints();
};