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	This allows the painting subsystem to request a bitmap with the exact size needed for painting, instead of being limited to "just give me a bitmap" (which was perfectly enough for raster images, but not for vector graphics).
		
			
				
	
	
		
			55 lines
		
	
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			55 lines
		
	
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
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 * Copyright (c) 2023, Andreas Kling <kling@serenityos.org>
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 *
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 * SPDX-License-Identifier: BSD-2-Clause
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 */
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#include <LibGfx/Bitmap.h>
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#include <LibWeb/HTML/AnimatedBitmapDecodedImageData.h>
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namespace Web::HTML {
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ErrorOr<NonnullRefPtr<AnimatedBitmapDecodedImageData>> AnimatedBitmapDecodedImageData::create(Vector<Frame>&& frames, size_t loop_count, bool animated)
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{
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    return adopt_nonnull_ref_or_enomem(new (nothrow) AnimatedBitmapDecodedImageData(move(frames), loop_count, animated));
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}
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AnimatedBitmapDecodedImageData::AnimatedBitmapDecodedImageData(Vector<Frame>&& frames, size_t loop_count, bool animated)
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    : m_frames(move(frames))
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    , m_loop_count(loop_count)
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    , m_animated(animated)
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{
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}
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AnimatedBitmapDecodedImageData::~AnimatedBitmapDecodedImageData() = default;
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RefPtr<Gfx::Bitmap const> AnimatedBitmapDecodedImageData::bitmap(size_t frame_index, Gfx::IntSize) const
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{
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    if (frame_index >= m_frames.size())
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        return nullptr;
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    return m_frames[frame_index].bitmap;
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}
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int AnimatedBitmapDecodedImageData::frame_duration(size_t frame_index) const
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{
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    if (frame_index >= m_frames.size())
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        return 0;
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    return m_frames[frame_index].duration;
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}
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Optional<CSSPixels> AnimatedBitmapDecodedImageData::intrinsic_width() const
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{
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    return m_frames.first().bitmap->width();
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}
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Optional<CSSPixels> AnimatedBitmapDecodedImageData::intrinsic_height() const
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{
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    return m_frames.first().bitmap->height();
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}
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Optional<float> AnimatedBitmapDecodedImageData::intrinsic_aspect_ratio() const
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{
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    return static_cast<float>(m_frames.first().bitmap->width()) / static_cast<float>(m_frames.first().bitmap->height());
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}
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}
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