39 lines
1.5 KiB
C++
39 lines
1.5 KiB
C++
/*
|
|
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
|
|
* Copyright (c) 2021, Tobias Christiansen <tobyase@serenityos.org>
|
|
* Copyright (c) 2021-2023, Sam Atkins <atkinssj@serenityos.org>
|
|
* Copyright (c) 2022-2023, MacDue <macdue@dueutil.tech>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#include "PositionStyleValue.h"
|
|
|
|
namespace Web::CSS {
|
|
|
|
bool PositionStyleValue::is_center() const
|
|
{
|
|
return (edge_x()->edge() == PositionEdge::Left
|
|
&& edge_x()->offset().is_percentage() && edge_x()->offset().percentage() == Percentage { 50 })
|
|
&& (edge_y()->edge() == PositionEdge::Top
|
|
&& edge_y()->offset().is_percentage() && edge_y()->offset().percentage() == Percentage { 50 });
|
|
}
|
|
|
|
CSSPixelPoint PositionStyleValue::resolved(Layout::Node const& node, CSSPixelRect const& rect) const
|
|
{
|
|
// Note: A preset + a none default x/y_relative_to is impossible in the syntax (and makes little sense)
|
|
CSSPixels x = m_properties.edge_x->offset().to_px(node, rect.width());
|
|
CSSPixels y = m_properties.edge_y->offset().to_px(node, rect.height());
|
|
if (m_properties.edge_x->edge() == PositionEdge::Right)
|
|
x = rect.width() - x;
|
|
if (m_properties.edge_y->edge() == PositionEdge::Bottom)
|
|
y = rect.height() - y;
|
|
return CSSPixelPoint { rect.x() + x, rect.y() + y };
|
|
}
|
|
|
|
String PositionStyleValue::to_string() const
|
|
{
|
|
return MUST(String::formatted("{} {}", m_properties.edge_x->to_string(), m_properties.edge_y->to_string()));
|
|
}
|
|
|
|
}
|