40 lines
1.6 KiB
C++
40 lines
1.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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constexpr uint32_t SkiaToCGBitmapType(SkColorType color, SkAlphaType alpha)
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{
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if (alpha == kPremul_SkAlphaType)
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{
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return color == kBGRA_8888_SkColorType
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? (uint32_t(kCGImageAlphaPremultipliedFirst)
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| uint32_t(kCGBitmapByteOrder32Little))
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: (uint32_t(kCGImageAlphaPremultipliedLast) | uint32_t(kCGBitmapByteOrder32Big));
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}
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else
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{
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assert(alpha == kOpaque_SkAlphaType);
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return color == kBGRA_8888_SkColorType
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? (uint32_t(kCGImageAlphaNoneSkipFirst) | uint32_t(kCGBitmapByteOrder32Little))
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: (uint32_t(kCGImageAlphaNoneSkipLast) | uint32_t(kCGBitmapByteOrder32Big));
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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