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LibWeb: Split ImageStyleValue out of StyleValue.{h,cpp}
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7 changed files with 166 additions and 126 deletions
107
Userland/Libraries/LibWeb/CSS/StyleValues/ImageStyleValue.cpp
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107
Userland/Libraries/LibWeb/CSS/StyleValues/ImageStyleValue.cpp
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/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2021, Tobias Christiansen <tobyase@serenityos.org>
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* Copyright (c) 2021-2023, Sam Atkins <atkinssj@serenityos.org>
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* Copyright (c) 2022-2023, MacDue <macdue@dueutil.tech>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "ImageStyleValue.h"
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#include <LibWeb/CSS/Serialize.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/Loader/ResourceLoader.h>
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#include <LibWeb/Platform/Timer.h>
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namespace Web::CSS {
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ImageStyleValue::ImageStyleValue(AK::URL const& url)
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: AbstractImageStyleValue(Type::Image)
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, m_url(url)
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{
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}
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void ImageStyleValue::load_any_resources(DOM::Document& document)
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{
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if (resource())
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return;
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m_document = &document;
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auto request = LoadRequest::create_for_url_on_page(m_url, document.page());
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set_resource(ResourceLoader::the().load_resource(Resource::Type::Image, request));
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}
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void ImageStyleValue::resource_did_load()
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{
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if (!m_document)
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return;
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// FIXME: Do less than a full repaint if possible?
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if (m_document && m_document->browsing_context())
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m_document->browsing_context()->set_needs_display();
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if (resource()->is_animated() && resource()->frame_count() > 1) {
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m_timer = Platform::Timer::create();
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m_timer->set_interval(resource()->frame_duration(0));
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m_timer->on_timeout = [this] { animate(); };
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m_timer->start();
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}
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}
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void ImageStyleValue::animate()
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{
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m_current_frame_index = (m_current_frame_index + 1) % resource()->frame_count();
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auto current_frame_duration = resource()->frame_duration(m_current_frame_index);
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if (current_frame_duration != m_timer->interval())
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m_timer->restart(current_frame_duration);
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if (m_current_frame_index == resource()->frame_count() - 1) {
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++m_loops_completed;
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if (m_loops_completed > 0 && m_loops_completed == resource()->loop_count())
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m_timer->stop();
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}
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if (on_animate)
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on_animate();
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}
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Gfx::Bitmap const* ImageStyleValue::bitmap(size_t frame_index) const
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{
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if (!resource())
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return nullptr;
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return resource()->bitmap(frame_index);
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}
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ErrorOr<String> ImageStyleValue::to_string() const
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{
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return serialize_a_url(m_url.to_deprecated_string());
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}
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bool ImageStyleValue::equals(StyleValue const& other) const
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{
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if (type() != other.type())
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return false;
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return m_url == other.as_image().m_url;
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}
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Optional<CSSPixels> ImageStyleValue::natural_width() const
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{
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if (auto* b = bitmap(0); b != nullptr)
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return b->width();
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return {};
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}
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Optional<CSSPixels> ImageStyleValue::natural_height() const
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{
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if (auto* b = bitmap(0); b != nullptr)
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return b->height();
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return {};
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}
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void ImageStyleValue::paint(PaintContext& context, DevicePixelRect const& dest_rect, CSS::ImageRendering image_rendering) const
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{
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if (auto* b = bitmap(m_current_frame_index); b != nullptr)
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context.painter().draw_scaled_bitmap(dest_rect.to_type<int>(), *b, bitmap(0)->rect(), 1.0f, to_gfx_scaling_mode(image_rendering));
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}
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}
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