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440b4ece22
To make this possible, I also had to give each LayoutNode a Document& so it can resolve document-specific colors correctly. There's probably ways to avoid having this extra member by resolving colors later, but this works for now.
85 lines
3.0 KiB
C++
85 lines
3.0 KiB
C++
/*
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* Copyright (c) 2018-2020, 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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#include <LibCore/Timer.h>
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#include <LibGfx/Bitmap.h>
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#include <LibGfx/ImageDecoder.h>
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#include <LibWeb/CSS/StyleResolver.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/DOM/Event.h>
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#include <LibWeb/DOM/HTMLImageElement.h>
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#include <LibWeb/Layout/LayoutImage.h>
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#include <LibWeb/Loader/ResourceLoader.h>
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namespace Web {
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HTMLImageElement::HTMLImageElement(Document& document, const FlyString& tag_name)
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: HTMLElement(document, tag_name)
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{
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m_image_loader.on_load = [this] {
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this->document().update_layout();
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dispatch_event(Event::create("load"));
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};
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m_image_loader.on_fail = [this] {
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dbg() << "HTMLImageElement: Resource did fail: " << this->src();
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this->document().update_layout();
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dispatch_event(Event::create("error"));
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};
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m_image_loader.on_animate = [this] {
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if (layout_node())
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layout_node()->set_needs_display();
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};
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}
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HTMLImageElement::~HTMLImageElement()
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{
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}
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void HTMLImageElement::parse_attribute(const FlyString& name, const String& value)
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{
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HTMLElement::parse_attribute(name, value);
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if (name == HTML::AttributeNames::src)
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m_image_loader.load(document().complete_url(value));
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}
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RefPtr<LayoutNode> HTMLImageElement::create_layout_node(const StyleProperties* parent_style)
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{
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auto style = document().style_resolver().resolve_style(*this, parent_style);
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if (style->display() == CSS::Display::None)
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return nullptr;
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return adopt(*new LayoutImage(document(), *this, move(style), m_image_loader));
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}
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const Gfx::Bitmap* HTMLImageElement::bitmap() const
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{
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return m_image_loader.bitmap();
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}
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}
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