ladybird/Libraries/LibGUI/TextPosition.h
2020-03-19 22:52:44 +01:00

67 lines
2.6 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.
*/
#pragma once
#include <AK/LogStream.h>
#include <AK/String.h>
namespace GUI {
class TextPosition {
public:
TextPosition() {}
TextPosition(size_t line, size_t column)
: m_line(line)
, m_column(column)
{
}
bool is_valid() const { return m_line != 0xffffffffu && m_column != 0xffffffffu; }
size_t line() const { return m_line; }
size_t column() const { return m_column; }
void set_line(size_t line) { m_line = line; }
void set_column(size_t column) { m_column = column; }
bool operator==(const TextPosition& other) const { return m_line == other.m_line && m_column == other.m_column; }
bool operator!=(const TextPosition& other) const { return m_line != other.m_line || m_column != other.m_column; }
bool operator<(const TextPosition& other) const { return m_line < other.m_line || (m_line == other.m_line && m_column < other.m_column); }
private:
size_t m_line { 0xffffffff };
size_t m_column { 0xffffffff };
};
inline const LogStream& operator<<(const LogStream& stream, const TextPosition& value)
{
if (!value.is_valid())
return stream << "GUI::TextPosition(Invalid)";
return stream << String::format("(%zu,%zu)", value.line(), value.column());
}
}