100 lines
2.6 KiB
C++
100 lines
2.6 KiB
C++
#ifndef coord_hh_INCLUDED
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#define coord_hh_INCLUDED
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#include "units.hh"
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#include "hash.hh"
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namespace Kakoune
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{
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template<typename EffectiveType, typename LineType, typename ColumnType>
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struct LineAndColumn
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{
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LineType line = 0;
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ColumnType column = 0;
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[[gnu::always_inline]]
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constexpr EffectiveType operator+(EffectiveType other) const
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{
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return {line + other.line, column + other.column};
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}
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[[gnu::always_inline]]
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EffectiveType& operator+=(EffectiveType other)
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{
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line += other.line;
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column += other.column;
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return *static_cast<EffectiveType*>(this);
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}
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[[gnu::always_inline]]
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constexpr EffectiveType operator-(EffectiveType other) const
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{
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return {line - other.line, column - other.column};
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}
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[[gnu::always_inline]]
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EffectiveType& operator-=(EffectiveType other)
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{
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line -= other.line;
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column -= other.column;
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return *static_cast<EffectiveType*>(this);
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}
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[[gnu::always_inline]]
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constexpr friend auto operator<=>(const EffectiveType& lhs, const EffectiveType& rhs)
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{
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return (lhs.line != rhs.line) ? lhs.line <=> rhs.line
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: lhs.column <=> rhs.column;
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}
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[[gnu::always_inline]]
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constexpr friend bool operator==(const EffectiveType& lhs, const EffectiveType& rhs)
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{
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return lhs.line == rhs.line and lhs.column == rhs.column;
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}
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friend constexpr size_t hash_value(const EffectiveType& val)
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{
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return hash_values(val.line, val.column);
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}
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};
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struct BufferCoord : LineAndColumn<BufferCoord, LineCount, ByteCount>
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{
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[[gnu::always_inline]]
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constexpr BufferCoord(LineCount line = 0, ByteCount column = 0)
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: LineAndColumn{line, column} {}
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};
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struct DisplayCoord : LineAndColumn<DisplayCoord, LineCount, ColumnCount>
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{
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[[gnu::always_inline]]
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constexpr DisplayCoord(LineCount line = 0, ColumnCount column = 0)
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: LineAndColumn{line, column} {}
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static constexpr const char* option_type_name = "coord";
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};
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struct BufferCoordAndTarget : BufferCoord
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{
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[[gnu::always_inline]]
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constexpr BufferCoordAndTarget(LineCount line = 0, ByteCount column = 0, ColumnCount target = -1)
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: BufferCoord{line, column}, target{target} {}
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[[gnu::always_inline]]
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constexpr BufferCoordAndTarget(BufferCoord coord, ColumnCount target = -1)
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: BufferCoord{coord}, target{target} {}
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ColumnCount target;
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};
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constexpr size_t hash_value(const BufferCoordAndTarget& val)
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{
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return hash_values(val.line, val.column, val.target);
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}
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}
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#endif // coord_hh_INCLUDED
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