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https://github.com/LadybirdBrowser/ladybird.git
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830a57c6b2
Let's rename this to LibWeb since it aims to provide more parts of the web platform than just HTML. :^)
71 lines
2.6 KiB
C++
71 lines
2.6 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 <LibWeb/Dump.h>
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#include <LibWeb/Frame.h>
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#include <LibWeb/Layout/LayoutDocument.h>
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#include <LibWeb/Layout/LayoutImage.h>
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namespace Web {
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LayoutDocument::LayoutDocument(const Document& document, NonnullRefPtr<StyleProperties> style)
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: LayoutBlock(&document, move(style))
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{
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}
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LayoutDocument::~LayoutDocument()
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{
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}
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void LayoutDocument::layout()
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{
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ASSERT(document().frame());
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rect().set_width(document().frame()->size().width());
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LayoutNode::layout();
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ASSERT(!children_are_inline());
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int lowest_bottom = 0;
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for_each_child([&](auto& child) {
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ASSERT(is<LayoutBlock>(child));
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auto& child_block = to<LayoutBlock>(child);
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if (child_block.rect().bottom() > lowest_bottom)
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lowest_bottom = child_block.rect().bottom();
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});
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rect().set_bottom(lowest_bottom);
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}
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void LayoutDocument::did_set_viewport_rect(Badge<Frame>, const Gfx::Rect& a_viewport_rect)
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{
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Gfx::FloatRect viewport_rect(a_viewport_rect.x(), a_viewport_rect.y(), a_viewport_rect.width(), a_viewport_rect.height());
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for_each_in_subtree_of_type<LayoutImage>([&](auto& layout_image) {
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const_cast<HTMLImageElement&>(layout_image.node()).set_volatile({}, !viewport_rect.intersects(layout_image.rect()));
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return IterationDecision::Continue;
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});
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}
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}
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