Path.hpp

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/* ====================================================== *
 * nanosvg++                                              *
 * This software is a fork of nanosvg (nanosvgrastr.hpp). *
 * No license-related aspects are affected.               *
 * Kamil Koczurek | koczurekk@gmail.com                   *
 * ====================================================== */

#ifndef PATH_HPP
#define PATH_HPP

#include <SFML/System/Vector2.hpp>
#include <vector>

#include "nanosvg.hpp"

namespace nsvg {
    struct CubicPointSet {
        sf::Vector2f begin;

        sf::Vector2f end;

        sf::Vector2f control1;

        sf::Vector2f control2;
    };

    class Path {
    public:
        const cstyle::PathStruct* internal;

    public:
        Path(const cstyle::PathStruct* ptr);

        std::vector<CubicPointSet> getPointsSets() const;

        Path getNextPath() const;

        bool good() const;

        Path& operator ++();

        operator bool() const;
    };

    class PathVector
        : public std::vector<Path> {
    public:
        PathVector(cstyle::PathStruct* path_ptr) {
            while(path_ptr) {
                emplace_back(path_ptr);
                path_ptr = path_ptr->next;
            }
        }
    };
}

#endif // PATH_HPP