AAssHelper.h

/*
 * AUI Framework - Declarative UI toolkit for modern C++20
 * Copyright (C) 2020-2024 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/.
 */
 
//
// Created by alex2 on 01.01.2021.
//
 
#pragma once
 
#include <AUI/Common/AObject.h>
#include <AUI/Common/ASignal.h>
#include <AUI/Common/AVector.h>
#include <optional>
 
#include "Property/BackgroundCropping.h"
#include "Property/BackgroundImage.h"
#include "Rule.h"
 
class IDrawable;
 
class AAssHelper: public AObject {
    friend class AView;
 
private:
    AVector<ass::Rule> mPossiblyApplicableRules;
 
public:
    void onInvalidateFullAss() {
        emit invalidateFullAss();
    }
    void onInvalidateStateAss() {
        emit invalidateStateAss();
    }
 
    [[nodiscard]]
    const AVector<ass::Rule>& getPossiblyApplicableRules() const {
        return mPossiblyApplicableRules;
    }
 
    struct State {
        ass::BackgroundImage backgroundUrl;
        ass::BackgroundCropping backgroundCropping;
        AOptional<_<IDrawable>> backgroundImage;
        ImageRendering imageRendering = ImageRendering::PIXELATED;
    } state;
signals:
    emits<> invalidateFullAss;
    emits<> invalidateStateAss;
};