2018-05-30 15:06:39 +02:00
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/* -*- 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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*/
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#ifndef INCLUDED_INCLUDE_VCL_BITMAPMONOCHROMEFILTER_HXX
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#define INCLUDED_INCLUDE_VCL_BITMAPMONOCHROMEFILTER_HXX
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#include <vcl/BitmapFilter.hxx>
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/** If the alpha is beyond a certain threshold, make it fully transparent
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*/
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class VCL_DLLPUBLIC BitmapAlphaClampFilter : public BitmapFilter
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{
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public:
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BitmapAlphaClampFilter(sal_uInt8 cThreshold)
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: mcThreshold(cThreshold)
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{
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}
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2018-09-07 17:39:58 +02:00
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virtual BitmapEx execute(BitmapEx const& rBitmapEx) const override;
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2018-05-30 15:06:39 +02:00
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private:
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2018-09-13 13:08:33 +02:00
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sal_uInt8 const mcThreshold;
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2018-05-30 15:06:39 +02:00
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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