tdesktop/Telegram/SourceFiles/ui/rect_part.h

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2019-09-13 15:22:54 +03:00
/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#pragma once
#include "base/flags.h"
enum class RectPart {
None = 0,
TopLeft = (1 << 0),
Top = (1 << 1),
TopRight = (1 << 2),
Left = (1 << 3),
Center = (1 << 4),
Right = (1 << 5),
BottomLeft = (1 << 6),
Bottom = (1 << 7),
BottomRight = (1 << 8),
FullTop = TopLeft | Top | TopRight,
NoTopBottom = Left | Center | Right,
FullBottom = BottomLeft | Bottom | BottomRight,
NoTop = NoTopBottom | FullBottom,
NoBottom = FullTop | NoTopBottom,
FullLeft = TopLeft | Left | BottomLeft,
NoLeftRight = Top | Center | Bottom,
FullRight = TopRight | Right | BottomRight,
NoLeft = NoLeftRight | FullRight,
NoRight = FullLeft | NoLeftRight,
AllCorners = TopLeft | TopRight | BottomLeft | BottomRight,
AllSides = Top | Bottom | Left | Right,
Full = FullTop | NoTop,
};
using RectParts = base::flags<RectPart>;
inline constexpr auto is_flag_type(RectPart) { return true; };
inline bool IsTopCorner(RectPart corner) {
return (corner == RectPart::TopLeft) || (corner == RectPart::TopRight);
}
inline bool IsBottomCorner(RectPart corner) {
return (corner == RectPart::BottomLeft) || (corner == RectPart::BottomRight);
}
inline bool IsLeftCorner(RectPart corner) {
return (corner == RectPart::TopLeft) || (corner == RectPart::BottomLeft);
}
inline bool IsRightCorner(RectPart corner) {
return (corner == RectPart::TopRight) || (corner == RectPart::BottomRight);
}