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libreoffice/vcl/inc/headless/BitmapHelper.hxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

75 lines
2.6 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/.
*
* 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 .
*/
#pragma once
#include <headless/CairoCommon.hxx>
#include <headless/svpbmp.hxx>
#include <basegfx/utils/systemdependentdata.hxx>
class UNLESS_MERGELIBS(VCL_DLLPUBLIC) BitmapHelper : public SurfaceHelper
{
private:
#ifdef HAVE_CAIRO_FORMAT_RGB24_888
const bool m_bForceARGB32;
#endif
SvpSalBitmap aTmpBmp;
public:
explicit BitmapHelper(const SalBitmap& rSourceBitmap, const bool bForceARGB32 = false);
void mark_dirty();
unsigned char* getBits(sal_Int32& rStride);
};
class UNLESS_MERGELIBS(VCL_DLLPUBLIC) MaskHelper : public SurfaceHelper
{
public:
explicit MaskHelper(const SalBitmap& rAlphaBitmap);
};
class SystemDependentData_BitmapHelper : public basegfx::SystemDependentData
{
private:
std::shared_ptr<BitmapHelper> maBitmapHelper;
public:
SystemDependentData_BitmapHelper(std::shared_ptr<BitmapHelper> xBitmapHelper);
const std::shared_ptr<BitmapHelper>& getBitmapHelper() const { return maBitmapHelper; };
virtual sal_Int64 estimateUsageInBytes() const override;
};
class SystemDependentData_MaskHelper : public basegfx::SystemDependentData
{
private:
std::shared_ptr<MaskHelper> maMaskHelper;
public:
SystemDependentData_MaskHelper(std::shared_ptr<MaskHelper> xMaskHelper);
const std::shared_ptr<MaskHelper>& getMaskHelper() const { return maMaskHelper; };
virtual sal_Int64 estimateUsageInBytes() const override;
};
VCL_DLLPUBLIC void tryToUseSourceBuffer(const SalBitmap& rSourceBitmap,
std::shared_ptr<BitmapHelper>& rSurface);
VCL_DLLPUBLIC void tryToUseMaskBuffer(const SalBitmap& rMaskBitmap,
std::shared_ptr<MaskHelper>& rMask);
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */