spk_sprite_sheet.hpp

#pragma once
 
#include "structure/graphics/spk_image.hpp"
 
#include <filesystem>
#include <vector>
 
namespace spk
{
    class SpriteSheet : public Image
    {
    public:
        using Sprite = Image::Region;
 
    private:
        spk::Vector2UInt _nbSprite{};
        spk::Vector2 _unit{};
        std::vector<Sprite> _sprites;
 
        void _composeSprites(const spk::Vector2UInt &p_nbSprite);
 
    public:
        SpriteSheet() = default;

        SpriteSheet(const std::filesystem::path &p_path, const spk::Vector2UInt &p_nbSprite, Filter p_filter = Filter{Filtering::Linear, Filtering::Linear}, Wrapper p_wrapper = Wrapper{Wrap::Repeat, Wrap::Repeat}, Mipmap p_mipmap = Mipmap::Activated);

        static SpriteSheet fromRawData(const std::vector<uint8_t> &p_pixelsAndEncodingData, const spk::Vector2UInt &p_nbSprite, Filter p_filter = Filter{Filtering::Linear, Filtering::Linear}, Wrapper p_wrapper = Wrapper{Wrap::Repeat, Wrap::Repeat}, Mipmap p_mipmap = Mipmap::Activated);

        static SpriteSheet fromFile(const std::filesystem::path &p_path, const spk::Vector2UInt &p_nbSprite, Filter p_filter = Filter{Filtering::Linear, Filtering::Linear}, Wrapper p_wrapper = Wrapper{Wrap::Repeat, Wrap::Repeat}, Mipmap p_mipmap = Mipmap::Activated);

        const spk::Vector2UInt &nbSprite() const;
        const spk::Vector2 &unit() const;
        const std::vector<Sprite> &sprites() const;

        std::size_t spriteID(const spk::Vector2UInt &p_spriteCoord) const;

        const Sprite &sprite(const spk::Vector2UInt &p_spriteCoord) const;
        const Sprite &sprite(const std::size_t &p_spriteID) const;
    };
}