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//
// Created by m on 7/27/17.
//
#ifndef TMCAGLWM_LAYERS_H
#define TMCAGLWM_LAYERS_H
#include <algorithm>
#include <experimental/optional>
#include <json.hpp>
#include <set>
#include <string>
#include "result.hpp"
namespace wm {
struct surface_id_to_layer {
int id_min = -1;
int id_max = -1;
std::string name = "";
int layer_id = -1;
explicit surface_id_to_layer(nlohmann::json const &j);
bool operator<(struct surface_id_to_layer const &rhs) const {
return this->id_max < rhs.id_max;
}
};
inline bool operator<(struct surface_id_to_layer const &a, int b) {
return a.id_max < b;
}
struct surface_id_to_layer_map {
typedef std::set<struct surface_id_to_layer> map_type;
map_type mapping;
std::experimental::optional<int> get_layer_for_surface(int surface_id) {
auto i = std::lower_bound(std::cbegin(this->mapping),
std::cend(this->mapping), surface_id);
if (i != this->mapping.end()) {
if (i->id_min <= surface_id) {
return std::experimental::optional<int>(i->layer_id);
}
}
return std::experimental::nullopt;
}
};
struct result<struct surface_id_to_layer_map> to_surface_id_to_layer_map(
nlohmann::json const &j);
} // namespace wm
#endif // TMCAGLWM_LAYERS_H
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