mirror of
https://github.com/RGBCube/serenity
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68 lines
1.7 KiB
C++
68 lines
1.7 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2021-2022, Sam Atkins <atkinssj@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/Painter.h>
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#include <LibWeb/DOM/Document.h>
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#include <LibWeb/HTML/HTMLHtmlElement.h>
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#include <LibWeb/Layout/BlockContainer.h>
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#include <LibWeb/Layout/Box.h>
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#include <LibWeb/Layout/FormattingContext.h>
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#include <LibWeb/Painting/PaintableBox.h>
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namespace Web::Layout {
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Box::Box(DOM::Document& document, DOM::Node* node, NonnullRefPtr<CSS::StyleProperties> style)
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: NodeWithStyleAndBoxModelMetrics(document, node, move(style))
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{
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}
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Box::Box(DOM::Document& document, DOM::Node* node, CSS::ComputedValues computed_values)
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: NodeWithStyleAndBoxModelMetrics(document, node, move(computed_values))
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{
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}
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Box::~Box()
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{
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}
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bool Box::is_scrollable() const
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{
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// FIXME: Support horizontal scroll as well (overflow-x)
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return computed_values().overflow_y() == CSS::Overflow::Scroll;
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}
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void Box::set_scroll_offset(CSSPixelPoint offset)
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{
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// FIXME: If there is horizontal and vertical scroll ignore only part of the new offset
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if (offset.y() < 0 || m_scroll_offset == offset)
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return;
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m_scroll_offset = offset;
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set_needs_display();
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}
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void Box::set_needs_display()
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{
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if (paint_box())
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browsing_context().set_needs_display(paint_box()->absolute_rect());
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}
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bool Box::is_body() const
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{
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return dom_node() && dom_node() == document().body();
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}
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JS::GCPtr<Painting::Paintable> Box::create_paintable() const
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{
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return Painting::PaintableBox::create(*this);
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}
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Painting::PaintableBox const* Box::paint_box() const
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{
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return static_cast<Painting::PaintableBox const*>(Node::paintable());
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}
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}
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