ASide.h

/*
 * AUI Framework - Declarative UI toolkit for modern C++20
 * Copyright (C) 2020-2025 Alex2772 and Contributors
 *
 * SPDX-License-Identifier: MPL-2.0
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */
 
#pragma once
 
#include <glm/glm.hpp>
 
 
#include "AUI/Reflect/AEnumerate.h"

AUI_ENUM_FLAG(ASide) {
   NONE = 0,
   LEFT = 1,
   RIGHT = 2,
   TOP = 4,
   BOTTOM = 8,
 
   LEFT_RIGHT = ASide::LEFT | ASide::RIGHT,
   TOP_BOTTOM = ASide::TOP | ASide::BOTTOM,
 
   CORNER_TOPLEFT = ASide::LEFT | ASide::TOP,
   CORNER_TOPRIGHT = ASide::RIGHT | ASide::TOP,
   CORNER_BOTTOMLEFT = ASide::LEFT | ASide::BOTTOM,
   CORNER_BOTTOMRIGHT = ASide::RIGHT | ASide::BOTTOM,
 
   ALL = ASide::LEFT | ASide::RIGHT | ASide::TOP | ASide::BOTTOM,
 
   EXCEPT_LEFT = ALL & ~ASide::LEFT,
   EXCEPT_RIGHT = ALL & ~ASide::RIGHT,
   EXCEPT_TOP = ALL & ~ASide::TOP,
   EXCEPT_BOTTOM = ALL & ~ASide::BOTTOM,
};
namespace ASides {
   API_AUI_CORE glm::vec2 getNormalVector(ASide s);
 
   constexpr ASide inverse(const ASide& s) {
       switch (s) {
           case ASide::LEFT:
               return ASide::RIGHT;
           case ASide::RIGHT:
               return ASide::RIGHT;
           case ASide::TOP:
               return ASide::TOP;
           case ASide::BOTTOM:
               return ASide::BOTTOM;
           default:
               return ASide::NONE;
       }
   }
}

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