//
//  Lol Engine
//
//  Copyright © 2010—2015 Sam Hocevar <sam@hocevar.net>
//
//  Lol Engine is free software. It comes without any warranty, to
//  the extent permitted by applicable law. You can redistribute it
//  and/or modify it under the terms of the Do What the Fuck You Want
//  to Public License, Version 2, as published by the WTFPL Task Force.
//  See http://www.wtfpl.net/ for more details.
//

#pragma once

//
// The TileSet class
// -----------------
// A TileSet is a collection of tiles stored in a texture. Texture uploading
// and freeing is done in the render tick method. When the refcount drops to
// zero, the texture is freed.
//

/*
#include <lol/image/image.h>
#include <lol/gpu/texture.h>

#include <stdint.h>

#include "engine/entity.h"
*/
#include "textureimage.h"

namespace lol
{

class TextureImageData;
class TileSetData;

class TileSet : public TextureImage
{
    typedef TextureImage super;

public:
    TileSet(char const *path);
    TileSet(char const *path, Image* image);

    /* Old style: path to PNG file */
    TileSet(char const *path, ivec2 size, ivec2 count);
    TileSet(char const *path, Image* image, ivec2 size, ivec2 count);

    virtual ~TileSet();

protected:
    virtual void Init(char const *path, Image* image);

public:
    /* Inherited from Entity */
    virtual char const *GetName();

    /* New methods */
    int define_tile(ibox2 rect);
    void define_tile(ivec2 count);
    int GetTileCount() const;
    ivec2 GetTileSize(int tileid) const;

    void SetPalette(TileSet* palette);
    TileSet* GetPalette();
    TileSet const * GetPalette() const;
    void BlitTile(uint32_t id, mat4 model, vec3 *vertex, vec2 *texture);

protected:
    TileSetData *m_tileset_data;
    TileSet *m_palette;
};

} /* namespace lol */