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10255bc5c6
We now use the ImageDecoder service in LibWeb for everything except GIF images (we'll have to deal with them later, ofc.) This has a little bit of overhead but we should be able to optimize it until it becomes negligible.
72 lines
2.4 KiB
C++
72 lines
2.4 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include <AK/Function.h>
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#include <LibCore/Timer.h>
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#include <LibWeb/Loader/ImageResource.h>
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namespace Web {
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class ImageLoader : public ImageResourceClient {
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public:
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ImageLoader();
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void load(const URL&);
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const Gfx::Bitmap* bitmap() const;
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const Gfx::ImageDecoder* image_decoder() const;
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bool has_image() const;
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void set_visible_in_viewport(bool) const;
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unsigned width() const;
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unsigned height() const;
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Function<void()> on_load;
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Function<void()> on_fail;
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Function<void()> on_animate;
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private:
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// ^ImageResourceClient
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virtual void resource_did_load() override;
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virtual void resource_did_fail() override;
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virtual void resource_did_replace_decoder() override;
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virtual bool is_visible_in_viewport() const override { return m_visible_in_viewport; }
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void animate();
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RefPtr<Gfx::ImageDecoder> m_decoder;
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mutable bool m_visible_in_viewport { false };
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size_t m_current_frame_index { 0 };
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size_t m_loops_completed { 0 };
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NonnullRefPtr<Core::Timer> m_timer;
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};
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}
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