105 lines
3.9 KiB
C++
105 lines
3.9 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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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_DRAWINGLAYER_PROCESSOR2D_PROCESSOR2DTOOLS_HXX
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#define INCLUDED_DRAWINGLAYER_PROCESSOR2D_PROCESSOR2DTOOLS_HXX
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#include <drawinglayer/drawinglayerdllapi.h>
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#include <vcl/bitmapex.hxx>
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#include <memory>
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namespace drawinglayer::geometry { class ViewInformation2D; }
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namespace drawinglayer::processor2d { class BaseProcessor2D; }
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class OutputDevice;
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namespace drawinglayer::processor2d
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{
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/** create the best available pixel based BaseProcessor2D
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(which may be system-dependent) for a given pixel size
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and format
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@param rViewInformation2D
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The ViewInformation to use
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@param nPixelWidth, nPixelHeight
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The dimensions in Pixels
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@param bUseRGBA
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Define RGBA (true) or RGB (false)
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@return
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the created BaseProcessor2D OR empty (ownership change)
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*/
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DRAWINGLAYER_DLLPUBLIC std::unique_ptr<BaseProcessor2D> createPixelProcessor2DFromScratch(
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const drawinglayer::geometry::ViewInformation2D& rViewInformation2D,
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sal_uInt32 nPixelWidth,
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sal_uInt32 nPixelHeight,
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bool bUseRGBA);
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/** create the best available pixel based BaseProcessor2D
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(which may be system-dependent)
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@param rTargetOutDev
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The target OutputDevice
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@param rViewInformation2D
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The ViewInformation to use
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@return
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the created BaseProcessor2D (ownership change)
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*/
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DRAWINGLAYER_DLLPUBLIC std::unique_ptr<BaseProcessor2D> createPixelProcessor2DFromOutputDevice(
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OutputDevice& rTargetOutDev,
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const drawinglayer::geometry::ViewInformation2D& rViewInformation2D);
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/** create a BaseProcessor2D dependent on some states of the
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given OutputDevice. If metafile is recorded, the needed
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VclMetafileProcessor2D will be created. If a pixel renderer
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is requested, the best one is incarnated
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@param rTargetOutDev
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The target OutputDevice
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@param rViewInformation2D
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The ViewInformation to use
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@return
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the created BaseProcessor2D (ownership change)
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*/
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DRAWINGLAYER_DLLPUBLIC std::unique_ptr<BaseProcessor2D> createProcessor2DFromOutputDevice(
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OutputDevice& rTargetOutDev,
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const drawinglayer::geometry::ViewInformation2D& rViewInformation2D);
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/** extract the pixel data from a given BaseProcessor2D to
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a BitmapEx. This may fail due to maybe system-dependent
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@param rProcessor
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A unique_ptr to a BaseProcessor2D from which to extract
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@return
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a BitmapEx, may be empty, so check result
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*/
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DRAWINGLAYER_DLLPUBLIC BitmapEx extractBitmapExFromBaseProcessor2D(const std::unique_ptr<BaseProcessor2D>& rProcessor);
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} // end of namespace drawinglayer::processor2d
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#endif //INCLUDED_DRAWINGLAYER_PROCESSOR2D_PROCESSOR2DTOOLS_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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