63 lines
1.3 KiB
C++
63 lines
1.3 KiB
C++
#ifndef face_hh_INCLUDED
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#define face_hh_INCLUDED
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#include "color.hh"
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#include "flags.hh"
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namespace Kakoune
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{
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enum class Attribute : int
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{
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Normal = 0,
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Exclusive = 1 << 1,
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Underline = 1 << 2,
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Reverse = 1 << 3,
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Blink = 1 << 4,
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Bold = 1 << 5,
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Dim = 1 << 6,
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Italic = 1 << 7,
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};
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constexpr bool with_bit_ops(Meta::Type<Attribute>) { return true; }
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struct Face
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{
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Color fg;
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Color bg;
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Attribute attributes;
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constexpr Face(Color fg = Color::Default, Color bg = Color::Default,
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Attribute attributes = Attribute::Normal)
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: fg{fg}, bg{bg}, attributes{attributes} {}
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};
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constexpr bool operator==(const Face& lhs, const Face& rhs)
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{
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return lhs.fg == rhs.fg and
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lhs.bg == rhs.bg and
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lhs.attributes == rhs.attributes;
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}
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constexpr bool operator!=(const Face& lhs, const Face& rhs)
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{
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return not (lhs == rhs);
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}
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constexpr size_t hash_value(const Face& val)
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{
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return hash_values(val.fg, val.bg, val.attributes);
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}
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constexpr Face merge_faces(const Face& base, const Face& face)
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{
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return face.attributes & Attribute::Exclusive ?
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face : Face{ face.fg == Color::Default ? base.fg : face.fg,
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face.bg == Color::Default ? base.bg : face.bg,
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face.attributes | base.attributes };
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}
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}
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#endif // face_hh_INCLUDED
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