9af38b4504
Change-Id: I82699bebb9b8ccee41cce3aabb092913df33b85d Reviewed-on: https://gerrit.libreoffice.org/c/core/+/98178 Tested-by: Jenkins Reviewed-by: Adolfo Jayme Barrientos <fitojb@ubuntu.com>
59 lines
1.6 KiB
C++
59 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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*/
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#ifndef INCLUDED_VCL_BITMAPFILTER_HXX
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#define INCLUDED_VCL_BITMAPFILTER_HXX
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#include <vcl/bitmapex.hxx>
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#include <functional>
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class Animation;
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namespace vcl::bitmap
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{
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// Generates strip ranges and run the input function with the start and
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// end as parameters. The additional parameter bLast denotes if the
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// iteration is the last one.
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//
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// Example:
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// first = 0, last = 100, STRIP_SIZE = 32
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// this will generate:
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// [0, 31, false], [32, 63, false], [64, 95, false], [96, 100, true]
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template <int STRIP_SIZE>
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void generateStripRanges(
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long nFirst, long nLast,
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std::function<void(long const nStart, long const nEnd, bool const bLast)> aFunction)
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{
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long nStart = nFirst;
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for (; nStart < nLast - STRIP_SIZE; nStart += STRIP_SIZE)
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{
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long nEnd = nStart + STRIP_SIZE - 1;
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aFunction(nStart, nEnd, false);
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}
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aFunction(nStart, nLast, true);
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}
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} // end vcl::bitmap
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class VCL_DLLPUBLIC BitmapFilter
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{
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public:
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BitmapFilter();
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virtual ~BitmapFilter();
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virtual BitmapEx execute(BitmapEx const& rBitmapEx) const = 0;
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static bool Filter(BitmapEx& rBmpEx, BitmapFilter const& rFilter);
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static bool Filter(Animation& rBmpEx, BitmapFilter const& rFilter);
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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