ladybird/Userland/Libraries/LibWeb/HTML/HTMLBlinkElement.cpp

58 lines
2.1 KiB
C++

/*
* 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 <LibCore/Timer.h>
#include <LibWeb/CSS/StyleProperties.h>
#include <LibWeb/CSS/StyleValue.h>
#include <LibWeb/HTML/HTMLBlinkElement.h>
#include <LibWeb/Layout/Node.h>
namespace Web::HTML {
HTMLBlinkElement::HTMLBlinkElement(DOM::Document& document, QualifiedName qualified_name)
: HTMLElement(document, move(qualified_name))
, m_timer(Core::Timer::construct())
{
m_timer->set_interval(500);
m_timer->on_timeout = [this] { blink(); };
m_timer->start();
}
HTMLBlinkElement::~HTMLBlinkElement()
{
}
void HTMLBlinkElement::blink()
{
if (!layout_node())
return;
layout_node()->set_visible(!layout_node()->is_visible());
layout_node()->set_needs_display();
}
}