From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- layout/generic/AspectRatio.cpp | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 layout/generic/AspectRatio.cpp (limited to 'layout/generic/AspectRatio.cpp') diff --git a/layout/generic/AspectRatio.cpp b/layout/generic/AspectRatio.cpp new file mode 100644 index 0000000000..2fe51fed5e --- /dev/null +++ b/layout/generic/AspectRatio.cpp @@ -0,0 +1,32 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "AspectRatio.h" + +#include "mozilla/WritingModes.h" + +namespace mozilla { + +nscoord AspectRatio::ComputeRatioDependentSize( + LogicalAxis aRatioDependentAxis, const WritingMode& aWM, + nscoord aRatioDeterminingSize, + const LogicalSize& aContentBoxSizeToBoxSizingAdjust) const { + MOZ_ASSERT(*this, + "Infinite or zero ratio may have undefined behavior when " + "computing the size"); + const LogicalSize& boxSizingAdjust = mUseBoxSizing == UseBoxSizing::No + ? LogicalSize(aWM) + : aContentBoxSizeToBoxSizingAdjust; + return aRatioDependentAxis == LogicalAxis::eLogicalAxisInline + ? ConvertToWritingMode(aWM).ApplyTo(aRatioDeterminingSize + + boxSizingAdjust.BSize(aWM)) - + boxSizingAdjust.ISize(aWM) + : ConvertToWritingMode(aWM).Inverted().ApplyTo( + aRatioDeterminingSize + boxSizingAdjust.ISize(aWM)) - + boxSizingAdjust.BSize(aWM); +} + +} // namespace mozilla -- cgit v1.2.3