office-gobmx/include/vcl/vectorgraphicdata.hxx
Noel Grandin 54a97eb9dd clang-tidy modernize-pass-by-value in vcl
Change-Id: I9ddb786eb88213c53cf53067ced6899ca40ac6e8
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/137000
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
2022-07-13 09:22:40 +02:00

139 lines
4.4 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 .
*/
#ifndef INCLUDED_VCL_VECTORGRAPHICDATA_HXX
#define INCLUDED_VCL_VECTORGRAPHICDATA_HXX
#include <basegfx/range/b2drange.hxx>
#include <com/sun/star/uno/Sequence.hxx>
#include <vcl/bitmapex.hxx>
#include <vcl/BinaryDataContainer.hxx>
#include <rtl/ustring.hxx>
#include <deque>
#include <memory>
#include <algorithm>
#include <optional>
namespace com::sun::star::graphic { class XPrimitive2D; }
typedef css::uno::Sequence<sal_Int8> VectorGraphicDataArray;
// helper to convert any Primitive2DSequence to a good quality BitmapEx,
// using default parameters and graphic::XPrimitive2DRenderer
BitmapEx VCL_DLLPUBLIC convertPrimitive2DSequenceToBitmapEx(
const std::deque< css::uno::Reference< css::graphic::XPrimitive2D > >& rSequence,
const basegfx::B2DRange& rTargetRange,
const sal_uInt32 nMaximumQuadraticPixels = 500000,
const o3tl::Length eTargetUnit = o3tl::Length::mm100,
const std::optional<Size>& rTargetDPI = std::nullopt);
enum class VectorGraphicDataType
{
Svg = 0,
Emf = 1,
Wmf = 2,
Pdf = 3
};
class VCL_DLLPUBLIC VectorGraphicData
{
private:
// the file and length
BinaryDataContainer maDataContainer;
// on demand created content
bool mbSequenceCreated;
basegfx::B2DRange maRange;
std::deque< css::uno::Reference< css::graphic::XPrimitive2D > > maSequence;
BitmapEx maReplacement;
size_t mNestedBitmapSize;
VectorGraphicDataType meType;
/// If the vector format has more pages this denotes which page to render
sal_Int32 mnPageIndex;
/// Useful for PDF, which is vector-based, but still rendered to a bitmap.
basegfx::B2DTuple maSizeHint;
bool mbEnableEMFPlus = true;
// on demand creators
void ensurePdfReplacement();
void ensureReplacement();
void ensureSequenceAndRange();
VectorGraphicData(const VectorGraphicData&) = delete;
VectorGraphicData& operator=(const VectorGraphicData&) = delete;
public:
VectorGraphicData(const OUString& rPath, VectorGraphicDataType eVectorDataType);
VectorGraphicData(
BinaryDataContainer aDataContainer,
VectorGraphicDataType eVectorDataType,
sal_Int32 nPageIndex = -1);
~VectorGraphicData();
/// compare op
bool operator==(const VectorGraphicData& rCandidate) const;
/// data read
const BinaryDataContainer& getBinaryDataContainer() const
{
return maDataContainer;
}
enum class State { UNPARSED, PARSED };
std::pair<State, size_t> getSizeBytes() const;
const VectorGraphicDataType& getType() const { return meType; }
/// data read and evtl. on demand creation
const basegfx::B2DRange& getRange() const;
const std::deque<css::uno::Reference<css::graphic::XPrimitive2D>>& getPrimitive2DSequence() const;
const BitmapEx& getReplacement() const;
BitmapChecksum GetChecksum() const;
sal_Int32 getPageIndex() const
{
return std::max(sal_Int32(0), mnPageIndex);
}
void setPageIndex(sal_Int32 nPageIndex)
{
mnPageIndex = nPageIndex;
}
void setSizeHint(const basegfx::B2DTuple& rSizeHint)
{
maSizeHint = rSizeHint;
}
const basegfx::B2DTuple& getSizeHint() const { return maSizeHint; }
void setEnableEMFPlus(bool bEnableEMFPlus) { mbEnableEMFPlus = bEnableEMFPlus; }
bool isPrimitiveSequenceCreated() const { return mbSequenceCreated; }
};
#endif // INCLUDED_VCL_VECTORGRAPHICDATA_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */