IDrawable.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/Util/Cache.h>
#include <AUI/Url/AUrl.h>
#include <AUI/Enum/Repeat.h>
#include <AUI/Enum/ImageRendering.h>
#include <AUI/Image/AImage.h>
 
class IRenderer;

class IDrawable {
   friend class AImageLoaderRegistry;
 
   class Cache;
   friend class ::Cache<IDrawable, Cache, AUrl>;
   friend class AImageLoaderRegistry;
   class Cache : public ::Cache<IDrawable, Cache, AUrl> {
   public:
       static Cache& inst();
 
   protected:
       _<IDrawable> load(const AUrl& key) override;
   };
 
public:
   struct Params {
       glm::vec2 offset = { 0.f, 0.f };
       glm::vec2 size;
       AOptional<glm::vec2> cropUvTopLeft;
       AOptional<glm::vec2> cropUvBottomRight;
 
       Repeat repeat = Repeat::NONE;
       ImageRendering imageRendering;
       AOptional<glm::vec2> renderingSize;
   };

   virtual AImage rasterize(glm::ivec2 imageSize);

   virtual void draw(IRenderer& render, const IDrawable::Params& params) = 0;

   virtual glm::ivec2 getSizeHint() = 0;

   virtual bool isDpiDependent() const { return false; }

   API_AUI_VIEWS static _<IDrawable> fromUrl(const AUrl& url) noexcept;
};

© 2025 AUI Framework Contributors. Documentation contributions included herein are the copyrights of their respective owners. The documentation provided herein is licensed under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation. All trademarks are property of their respective owners.