#ifndef XCB_COLORS_HH
#define XCB_COLORS_HH

#include "xcb_connection.hh"

#include <memory>

namespace xcb {

class Colors {
protected:
  class Storage;

public:
  virtual ~Colors() = default;

  class Color {
  public:
    uint32_t get() {
      return colors_->get(id_);
    }

    Color(std::shared_ptr<Storage> colors, size_t id)
      : colors_(colors), id_(id) {}

  private:
    std::shared_ptr<Storage> colors_;
    size_t id_;
  };

  virtual Color get_with_fallback(uint8_t r, uint8_t g, uint8_t b,
                                  uint32_t fallback) = 0;

  virtual bool sync() = 0;

  static std::unique_ptr<Colors> create(shared_conn conn,
                                        xcb_colormap_t colormap);

protected:
  Colors() = default;
  Colors(Colors const&) = delete;
  Colors& operator=(Colors const&) = delete;

  class Storage {
  public:
    virtual ~Storage() = default;

    virtual uint32_t get(size_t id) const = 0;

  protected:
    Storage() = default;
  };
};

}  // namespace xcb

#endif  // XCB_COLORS_HH