3aef606f27
Change-Id: Ice1055021e8568634e9a66ba89d3bb4ef4e731df Reviewed-on: https://gerrit.libreoffice.org/c/core/+/104522 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
60 lines
1.6 KiB
C++
60 lines
1.6 KiB
C++
/* -*- 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/.
|
|
*
|
|
*/
|
|
|
|
#ifndef INCLUDED_VCL_BITMAPFILTER_HXX
|
|
#define INCLUDED_VCL_BITMAPFILTER_HXX
|
|
|
|
#include <vcl/bitmapex.hxx>
|
|
#include <functional>
|
|
|
|
class Animation;
|
|
|
|
namespace vcl::bitmap
|
|
{
|
|
// Generates strip ranges and run the input function with the start and
|
|
// end as parameters. The additional parameter bLast denotes if the
|
|
// iteration is the last one.
|
|
//
|
|
// Example:
|
|
// first = 0, last = 100, STRIP_SIZE = 32
|
|
// this will generate:
|
|
// [0, 31, false], [32, 63, false], [64, 95, false], [96, 100, true]
|
|
template <int STRIP_SIZE>
|
|
void generateStripRanges(
|
|
tools::Long nFirst, tools::Long nLast,
|
|
std::function<void(tools::Long const nStart, tools::Long const nEnd, bool const bLast)>
|
|
aFunction)
|
|
{
|
|
tools::Long nStart = nFirst;
|
|
for (; nStart < nLast - STRIP_SIZE; nStart += STRIP_SIZE)
|
|
{
|
|
tools::Long nEnd = nStart + STRIP_SIZE - 1;
|
|
aFunction(nStart, nEnd, false);
|
|
}
|
|
aFunction(nStart, nLast, true);
|
|
}
|
|
|
|
} // end vcl::bitmap
|
|
|
|
class VCL_DLLPUBLIC BitmapFilter
|
|
{
|
|
public:
|
|
BitmapFilter();
|
|
virtual ~BitmapFilter();
|
|
|
|
virtual BitmapEx execute(BitmapEx const& rBitmapEx) const = 0;
|
|
|
|
static bool Filter(BitmapEx& rBmpEx, BitmapFilter const& rFilter);
|
|
static bool Filter(Animation& rBmpEx, BitmapFilter const& rFilter);
|
|
};
|
|
|
|
#endif
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|