LibreOffice Module vcl (master) 1
BitmapAlphaClampFilter.hxx
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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 */
10
11#ifndef INCLUDED_INCLUDE_VCL_BITMAPALPHACLAMPFILTER_HXX
12#define INCLUDED_INCLUDE_VCL_BITMAPALPHACLAMPFILTER_HXX
13
14#include <vcl/BitmapFilter.hxx>
15
19{
20public:
22 : mcThreshold(cThreshold)
23 {
24 }
25
26 virtual BitmapEx execute(BitmapEx const& rBitmapEx) const override;
27
28private:
30};
31
32#endif
33
34/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
If the alpha is beyond a certain threshold, make it fully transparent.
BitmapAlphaClampFilter(sal_uInt8 cThreshold)
virtual BitmapEx execute(BitmapEx const &rBitmapEx) const =0
#define VCL_DLLPUBLIC
Definition: dllapi.h:29
unsigned char sal_uInt8