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Diffstat (limited to '')
| -rw-r--r-- | vcl/inc/skia/quartz/cgutils.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/vcl/inc/skia/quartz/cgutils.h b/vcl/inc/skia/quartz/cgutils.h new file mode 100644 index 0000000000..cb43a31dcd --- /dev/null +++ b/vcl/inc/skia/quartz/cgutils.h @@ -0,0 +1,40 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * 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/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of + * the License at http://www.apache.org/licenses/LICENSE-2.0 . + */ + +#pragma once + +constexpr uint32_t SkiaToCGBitmapType(SkColorType color, SkAlphaType alpha) +{ + if (alpha == kPremul_SkAlphaType) + { + return color == kBGRA_8888_SkColorType + ? (uint32_t(kCGImageAlphaPremultipliedFirst) + | uint32_t(kCGBitmapByteOrder32Little)) + : (uint32_t(kCGImageAlphaPremultipliedLast) | uint32_t(kCGBitmapByteOrder32Big)); + } + else + { + assert(alpha == kOpaque_SkAlphaType); + return color == kBGRA_8888_SkColorType + ? (uint32_t(kCGImageAlphaNoneSkipFirst) | uint32_t(kCGBitmapByteOrder32Little)) + : (uint32_t(kCGImageAlphaNoneSkipLast) | uint32_t(kCGBitmapByteOrder32Big)); + } +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |