Texture.h

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//      \ \_\ \ \_\ \_\ \____\    \ \_\ \_\ \____/\ \____/\/\____/\ \____\
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#pragma once
#include <string>
#include "System/opengl.h"
#include "System/json.h"
#include "Framework/Library.h"
 
 
using Stream = sys::Json; // replace with whatever stream we are using

class Texture
{
public:
    Texture();
    Texture(const std::string& fileName);
    ~Texture();
 
    Texture(const Texture& other);
    Texture(Texture&& other) noexcept;
    auto operator=(const Texture& other) -> Texture&;
    auto operator=(Texture&& other) noexcept -> Texture&;
 
    auto activate() const -> void;
    auto deactivate() const -> void;
 
    auto loadFile(const std::string& fileName) -> void;
 
    [[nodiscard]] auto getTextureWidth() const -> int;
 
    [[nodiscard]] auto getTextureHeight() const -> int;
 
    [[nodiscard]] auto getTilesWide() const -> unsigned;
 
    [[nodiscard]] auto getTilesHigh() const -> unsigned;
 
    [[nodiscard]] auto getFrames() const -> unsigned;
 
public:
    auto save(Stream& stream) const -> void;
    auto load(Stream& stream) -> void;

    [[nodiscard]] auto name() const -> const std::string&;

    auto name(const std::string& name) -> void;
 
    friend auto to_json(json& j, const Texture& a) -> void;
    friend auto from_json(const json& j, Texture& a) -> void;

    auto getTextureID() const -> GLuint;
 
private:
    std::string _name;
    std::string imagePath;
    int textureWidth, textureHeight, numPerPixel;
    unsigned char* imageData;
    GLenum format{GL_RGBA};
    GLuint textureID;

    unsigned tilesWide = 1;
    unsigned tilesHigh = 1;
    unsigned frames = 1;
};