LibreOffice Module vcl (master) 1
skia/quartz/cgutils.h
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1/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2/*
3 * This file is part of the LibreOffice project.
4 *
5 * This Source Code Form is subject to the terms of the Mozilla Public
6 * License, v. 2.0. If a copy of the MPL was not distributed with this
7 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 *
9 * This file incorporates work covered by the following license notice:
10 *
11 * Licensed to the Apache Software Foundation (ASF) under one or more
12 * contributor license agreements. See the NOTICE file distributed
13 * with this work for additional information regarding copyright
14 * ownership. The ASF licenses this file to you under the Apache
15 * License, Version 2.0 (the "License"); you may not use this file
16 * except in compliance with the License. You may obtain a copy of
17 * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 */
19
20#pragma once
21
22constexpr uint32_t SkiaToCGBitmapType(SkColorType color, SkAlphaType alpha)
23{
24 if (alpha == kPremul_SkAlphaType)
25 {
26 return color == kBGRA_8888_SkColorType
27 ? (uint32_t(kCGImageAlphaPremultipliedFirst)
28 | uint32_t(kCGBitmapByteOrder32Little))
29 : (uint32_t(kCGImageAlphaPremultipliedLast) | uint32_t(kCGBitmapByteOrder32Big));
30 }
31 else
32 {
33 assert(alpha == kOpaque_SkAlphaType);
34 return color == kBGRA_8888_SkColorType
35 ? (uint32_t(kCGImageAlphaNoneSkipFirst) | uint32_t(kCGBitmapByteOrder32Little))
36 : (uint32_t(kCGImageAlphaNoneSkipLast) | uint32_t(kCGBitmapByteOrder32Big));
37 }
38}
39
40/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
constexpr double alpha[nDetails]
constexpr uint32_t SkiaToCGBitmapType(SkColorType color, SkAlphaType alpha)