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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <LibWeb/DOM/Document.h>
#include <LibWeb/Frame.h>
#include <LibWeb/Layout/LayoutDocument.h>
#include <LibWeb/Layout/LayoutWidget.h>
#include <LibWeb/PageView.h>
namespace Web {
Frame::Frame(PageView& page_view)
: m_page_view(page_view.make_weak_ptr())
{
}
Frame::~Frame()
{
}
void Frame::set_document(Document* document)
{
if (m_document == document)
return;
if (m_document)
m_document->detach_from_frame({}, *this);
m_document = document;
if (m_document)
m_document->attach_to_frame({}, *this);
}
void Frame::set_size(const Gfx::Size& size)
{
if (m_size == size)
return;
m_size = size;
}
void Frame::set_viewport_rect(const Gfx::Rect& rect)
{
if (m_viewport_rect == rect)
return;
m_viewport_rect = rect;
if (m_document && m_document->layout_node())
m_document->layout_node()->did_set_viewport_rect({}, rect);
}
void Frame::set_needs_display(const Gfx::Rect& rect)
{
if (!m_viewport_rect.intersects(rect))
return;
if (!on_set_needs_display)
return;
on_set_needs_display(rect);
}
void Frame::did_scroll(Badge<PageView>)
{
if (!m_document)
return;
if (!m_document->layout_node())
return;
m_document->layout_node()->for_each_in_subtree_of_type<LayoutWidget>([&](auto& layout_widget) {
layout_widget.update_widget();
return IterationDecision::Continue;
});
}
}
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