BackgroundImage.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 3.12.2020.
//
 
#pragma once
 
#include <AUI/Render/IRenderer.h>
#include <AUI/Common/IStringable.h>
#include "IProperty.h"
 
namespace ass {
enum class Sizing {
    NONE,
 
    FIT,
 
    CENTER,
 
    TILE,
 
    FIT_PADDING,
 
    COVER,
 
    CONTAIN,
 
    CONTAIN_PADDING,
 
    SPLIT_2X2,
 
    CROPPED,
};
 
struct BackgroundImage {
    unset_wrap<std::variant<AString, _<IDrawable>>> image;
 
    unset_wrap<AColor> overlayColor;
 
    unset_wrap<Repeat> rep;
 
    unset_wrap<Sizing> sizing;
 
    unset_wrap<glm::vec2> scale;
 
    unset_wrap<float> dpiMargin;
 
    BackgroundImage() {}
 
    BackgroundImage(std::nullptr_t) : image("") {}
 
    BackgroundImage(
        const unset_wrap<std::variant<AString, _<IDrawable>>>& url, const unset_wrap<AColor>& overlayColor = {},
        const unset_wrap<Repeat>& rep = {}, const unset_wrap<Sizing>& sizing = {}, const unset_wrap<glm::vec2>& scale = {},
        const unset_wrap<float>& dpiMargin = {})
      : image(url), overlayColor(overlayColor), rep(rep), sizing(sizing), scale(scale), dpiMargin(dpiMargin) {}
};
 
namespace prop {
template <>
struct API_AUI_VIEWS Property<BackgroundImage> : IPropertyBase, IStringable {
private:
    BackgroundImage mInfo;
 
public:
    Property(const BackgroundImage& info) : mInfo(info) {}
 
    void applyFor(AView* view) override;
    void renderFor(AView* view, const ARenderContext& ctx) override;
 
    PropertySlot getPropertySlot() const override;
 
    [[nodiscard]]
    const auto& value() const noexcept {
        return mInfo;
    }
 
    AString toString() const override;
 
    static void
    draw(const ARenderContext& ctx, AView* view, const _<IDrawable>& drawable, const ass::BackgroundImage& info);
};
 
}   // namespace prop
}   // namespace ass
 
AUI_ENUM_VALUES(
    ass::Sizing, ass::Sizing::NONE, ass::Sizing::FIT, ass::Sizing::CENTER, ass::Sizing::FIT_PADDING, ass::Sizing::COVER,
    ass::Sizing::CONTAIN, ass::Sizing::SPLIT_2X2, ass::Sizing::CROPPED)