HOT.h

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#pragma once
 
#include <filesystem>
#include <cstddef>
#include <span>
#include <vector>
 
#include <sourcepp/Macros.h>
#include <sourcepp/Math.h>
 
namespace vtfpp {
 
class HOT {
public:
    struct Rect {
        enum Flags : uint8_t {
            FLAG_NONE              = 0,
            FLAG_RANDOM_ROTATION   = 1 << 0,
            FLAG_RANDOM_REFLECTION = 1 << 1,
            FLAG_IS_ALTERNATE      = 1 << 2,
        } flags;
        uint16_t x1;
        uint16_t y1;
        uint16_t x2;
        uint16_t y2;
    };
 
    HOT();
 
    explicit HOT(std::span<const std::byte> hotData);
 
    explicit HOT(const std::filesystem::path& hotPath);
 
    [[nodiscard]] explicit operator bool() const;
 
    [[nodiscard]] uint8_t getVersion() const;
 
    void setVersion(uint8_t v);
 
    [[nodiscard]] uint8_t getFlags() const;
 
    void setFlags(uint8_t f);
 
    [[nodiscard]] const std::vector<Rect>& getRects() const;
 
    [[nodiscard]] std::vector<Rect>& getRects();
 
    [[nodiscard]] std::vector<std::byte> bake() const;
 
    bool bake(const std::filesystem::path& hotPath) const; // NOLINT(*-use-nodiscard)
 
protected:
    bool opened;
 
    uint8_t version = 1;
    uint8_t flags = 0;
    std::vector<Rect> rects;
};
SOURCEPP_BITFLAGS_ENUM(HOT::Rect::Flags)
 
} // namespace vtfpp