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#pragma once
#include <unordered_map>
#include <string>
#include <cstddef>
#include <optional>
#include "../../helpers/math/Math.hpp"
#include "../DesktopTypes.hpp"
#include "../view/Window.hpp"
namespace Desktop {
struct SFloatCacheKey {
size_t hash;
SFloatCacheKey(PHLWINDOW window, bool initial) {
// Base hash from class/title
size_t baseHash = initial ? (std::hash<std::string>{}(window->m_initialClass) ^ (std::hash<std::string>{}(window->m_initialTitle) << 1)) :
(std::hash<std::string>{}(window->m_class) ^ (std::hash<std::string>{}(window->m_title) << 1));
// Use empty string as default tag value
std::string tagValue = "";
if (auto xdgTag = window->xdgTag())
tagValue = xdgTag.value();
// Combine hashes
hash = baseHash ^ (std::hash<std::string>{}(tagValue) << 2);
}
bool operator==(const SFloatCacheKey& other) const {
return hash == other.hash;
}
};
}
namespace std {
template <>
struct hash<Desktop::SFloatCacheKey> {
size_t operator()(const Desktop::SFloatCacheKey& id) const {
return id.hash;
}
};
}
namespace Desktop {
class CFloatStateCache {
public:
CFloatStateCache() = default;
~CFloatStateCache() = default;
void remember(PHLWINDOW window, const Vector2D& size);
std::optional<Vector2D> get(PHLWINDOW window);
private:
std::unordered_map<SFloatCacheKey, Vector2D> m_storedSizes;
};
UP<CFloatStateCache>& floatState();
}
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