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Diffstat (limited to 'svx/source/sdr/primitive2d/sdrprimitivetools.cxx')
-rw-r--r-- | svx/source/sdr/primitive2d/sdrprimitivetools.cxx | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/svx/source/sdr/primitive2d/sdrprimitivetools.cxx b/svx/source/sdr/primitive2d/sdrprimitivetools.cxx new file mode 100644 index 0000000000..ff733c0b6e --- /dev/null +++ b/svx/source/sdr/primitive2d/sdrprimitivetools.cxx @@ -0,0 +1,64 @@ +/* -*- 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 . + */ + +#include <sdr/primitive2d/sdrprimitivetools.hxx> +#include <vcl/lazydelete.hxx> +#include <vcl/BitmapTools.hxx> +#include <mutex> + + +// helper methods + +namespace drawinglayer::primitive2d +{ + BitmapEx createDefaultCross_3x3(const basegfx::BColor& rBColor) + { + static vcl::DeleteOnDeinit< BitmapEx > aRetVal(vcl::DeleteOnDeinitFlag::Empty); + static basegfx::BColor aBColor; + static std::mutex aMutex; + + std::scoped_lock aGuard(aMutex); + + if(!aRetVal.get() || rBColor != aBColor) + { + // copy values + aBColor = rBColor; + + // create bitmap + Color c(aBColor); + sal_uInt8 r = c.GetRed(); + sal_uInt8 g = c.GetGreen(); + sal_uInt8 b = c.GetBlue(); + sal_uInt8 a = 255; + const sal_uInt8 cross[] = { + 0, 0, 0, a, r, g, b, 0, 0, 0, 0, a, + r, g, b, 0, r, g, b, 0, r, g, b, 0, + 0, 0, 0, a, r, g, b, 0, 0, 0, 0, a + }; + BitmapEx aBitmap = vcl::bitmap::CreateFromData(cross, 3, 3, 12, /*nBitsPerPixel*/32); + + // create and exchange at aRetVal + aRetVal.set(aBitmap); + } + + return aRetVal.get() ? *aRetVal.get() : BitmapEx(); + } +} // end of namespace + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |