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/*
* Copyright (c) 2020-2022, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/HTML/HTMLProgressElement.h>
#include <LibWeb/Layout/Progress.h>
#include <stdlib.h>
namespace Web::HTML {
HTMLProgressElement::HTMLProgressElement(DOM::Document& document, DOM::QualifiedName qualified_name)
: HTMLElement(document, move(qualified_name))
{
}
HTMLProgressElement::~HTMLProgressElement() = default;
RefPtr<Layout::Node> HTMLProgressElement::create_layout_node(NonnullRefPtr<CSS::StyleProperties> style)
{
return adopt_ref(*new Layout::Progress(document(), *this, move(style)));
}
double HTMLProgressElement::value() const
{
auto value_characters = attribute(HTML::AttributeNames::value).characters();
if (value_characters == nullptr)
return 0;
auto parsed_value = strtod(value_characters, nullptr);
if (!isfinite(parsed_value) || parsed_value < 0)
return 0;
return min(parsed_value, max());
}
void HTMLProgressElement::set_value(double value)
{
if (value < 0)
return;
set_attribute(HTML::AttributeNames::value, String::number(value));
if (layout_node())
layout_node()->set_needs_display();
}
double HTMLProgressElement::max() const
{
auto max_characters = attribute(HTML::AttributeNames::max).characters();
if (max_characters == nullptr)
return 1;
auto parsed_value = strtod(max_characters, nullptr);
if (!isfinite(parsed_value) || parsed_value <= 0)
return 1;
return parsed_value;
}
void HTMLProgressElement::set_max(double value)
{
if (value <= 0)
return;
set_attribute(HTML::AttributeNames::max, String::number(value));
if (layout_node())
layout_node()->set_needs_display();
}
double HTMLProgressElement::position() const
{
if (!is_determinate())
return -1;
return value() / max();
}
}
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