ladybird/Userland/Libraries/LibGfx/Palette.cpp
Andreas Kling b91c49364d AK: Rename adopt() to adopt_ref()
This makes it more symmetrical with adopt_own() (which is used to
create a NonnullOwnPtr from the result of a naked new.)
2021-04-23 16:46:57 +02:00

85 lines
2.1 KiB
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/Badge.h>
#include <LibGfx/Palette.h>
#include <string.h>
namespace Gfx {
NonnullRefPtr<PaletteImpl> PaletteImpl::create_with_anonymous_buffer(Core::AnonymousBuffer buffer)
{
return adopt_ref(*new PaletteImpl(move(buffer)));
}
PaletteImpl::PaletteImpl(Core::AnonymousBuffer buffer)
: m_theme_buffer(move(buffer))
{
}
Palette::Palette(const PaletteImpl& impl)
: m_impl(impl)
{
}
Palette::~Palette()
{
}
int PaletteImpl::metric(MetricRole role) const
{
VERIFY((int)role < (int)MetricRole::__Count);
return theme().metric[(int)role];
}
String PaletteImpl::path(PathRole role) const
{
VERIFY((int)role < (int)PathRole::__Count);
return theme().path[(int)role];
}
NonnullRefPtr<PaletteImpl> PaletteImpl::clone() const
{
auto new_theme_buffer = Core::AnonymousBuffer::create_with_size(m_theme_buffer.size());
memcpy(new_theme_buffer.data<SystemTheme>(), &theme(), m_theme_buffer.size());
return adopt_ref(*new PaletteImpl(move(new_theme_buffer)));
}
void Palette::set_color(ColorRole role, Color color)
{
if (m_impl->ref_count() != 1)
m_impl = m_impl->clone();
auto& theme = const_cast<SystemTheme&>(impl().theme());
theme.color[(int)role] = color.value();
}
void Palette::set_metric(MetricRole role, int value)
{
if (m_impl->ref_count() != 1)
m_impl = m_impl->clone();
auto& theme = const_cast<SystemTheme&>(impl().theme());
theme.metric[(int)role] = value;
}
void Palette::set_path(PathRole role, String path)
{
if (m_impl->ref_count() != 1)
m_impl = m_impl->clone();
auto& theme = const_cast<SystemTheme&>(impl().theme());
memcpy(theme.path[(int)role], path.characters(), min(path.length() + 1, sizeof(theme.path[(int)role])));
theme.path[(int)role][sizeof(theme.path[(int)role]) - 1] = '\0';
}
PaletteImpl::~PaletteImpl()
{
}
void PaletteImpl::replace_internal_buffer(Badge<GUI::Application>, Core::AnonymousBuffer buffer)
{
m_theme_buffer = move(buffer);
}
}