32 lines
748 B
C++
32 lines
748 B
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "layout/layout_position.h"
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namespace Layout {
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namespace {
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constexpr auto kMatrixRowShift = 40000;
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} // namespace
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Layout::Position IndexToPosition(int index) {
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return {
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(index >= 0) ? (index / kMatrixRowShift) : -1,
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(index >= 0) ? (index % kMatrixRowShift) : -1 };
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}
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int PositionToIndex(int row, int column) {
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return row * kMatrixRowShift + column;
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}
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int PositionToIndex(const Layout::Position &position) {
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return PositionToIndex(position.row, position.column);
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}
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} // namespace Layout
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