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/* -*- 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_SVX_SOURCE_SVDRAW_SVDPDF_HXX
#define INCLUDED_SVX_SOURCE_SVDRAW_SVDPDF_HXX
#include <config_features.h>
#if HAVE_FEATURE_PDFIUM
#include <sal/config.h>
#include <memory>
#include <tools/contnr.hxx>
#include <tools/fract.hxx>
#include <vcl/metaact.hxx>
#include <vcl/virdev.hxx>
#include <svx/svdobj.hxx>
#include <svx/xdash.hxx>
#include <com/sun/star/uno/Sequence.hxx>
#include <fpdfview.h>
// Forward Declarations
class SfxItemSet;
class SdrObjList;
class SdrModel;
class SdrPage;
class SdrObject;
class SvdProgressInfo;
// Helper Class to import PDF
class ImpSdrPdfImport final
{
class Matrix
{
public:
Matrix()
: Matrix(1, 0, 0, 1, 0, 0)
{
}
Matrix(const Matrix& other)
: Matrix(other.ma, other.mb, other.mc, other.md, other.me, other.mf)
{
}
Matrix(double da, double db, double dc, double dd, double de, double df)
: ma(da)
, mb(db)
, mc(dc)
, md(dd)
, me(de)
, mf(df)
{
}
const Matrix& operator=(const Matrix& other)
{
ma = other.ma;
mb = other.mb;
mc = other.mc;
md = other.md;
me = other.me;
mf = other.mf;
return *this;
}
double a() const { return ma; }
double b() const { return mb; }
double c() const { return mc; }
double d() const { return md; }
double e() const { return me; }
double f() const { return mf; }
/// Multiply this * other.
void Concatinate(const Matrix& other)
{
ma = ma * other.ma + mb * other.mc;
mb = ma * other.mb + mb * other.md;
mc = mc * other.ma + md * other.mc;
md = mc * other.mb + md * other.md;
me = me * other.ma + mf * other.mc + other.me;
mf = me * other.mb + mf * other.md + other.mf;
}
/// Transform the point (x, y) by this Matrix.
template <typename T> void Transform(T& x, T& y)
{
x = ma * x + mc * y + me;
y = mb * x + md * y + mf;
}
/// Transform the rectangle (left, right, top, bottom) by this Matrix.
template <typename T> void Transform(T& left, T& right, T& top, T& bottom)
{
T leftTopX = left;
T leftTopY = top;
Transform(leftTopX, leftTopY);
T leftBottomX = left;
T leftBottomY = bottom;
Transform(leftBottomX, leftBottomY);
T rightTopX = right;
T rightTopY = top;
Transform(rightTopX, rightTopY);
T rightBottomX = right;
T rightBottomY = bottom;
Transform(rightBottomX, rightBottomY);
left = std::min(leftTopX, leftBottomX);
right = std::max(rightTopX, rightBottomX);
if (top > bottom)
top = std::max(leftTopY, rightTopY);
else
top = std::min(leftTopY, rightTopY);
if (top > bottom)
bottom = std::max(leftBottomY, rightBottomY);
else
bottom = std::max(leftBottomY, rightBottomY);
}
std::string toString() const
{
std::ostringstream oss;
oss << '(' << ma << ", " << mb << ", " << mc << ", " << md << ", " << me << ", " << mf
<< ')';
return oss.str();
}
private:
double ma, mb, mc, md, me, mf;
};
::std::vector<SdrObject*> maTmpList;
ScopedVclPtr<VirtualDevice> mpVD;
tools::Rectangle maScaleRect;
const std::shared_ptr<css::uno::Sequence<sal_Int8>> mpPdfData;
size_t mnMapScalingOfs; // from here on, not edited with MapScaling
std::unique_ptr<SfxItemSet> mpLineAttr;
std::unique_ptr<SfxItemSet> mpFillAttr;
std::unique_ptr<SfxItemSet> mpTextAttr;
SdrModel* mpModel;
SdrLayerID mnLayer;
Color maOldLineColor;
sal_Int32 mnLineWidth;
basegfx::B2DLineJoin maLineJoin;
css::drawing::LineCap maLineCap;
XDash maDash;
bool mbMov;
bool mbSize;
Point maOfs;
double mfScaleX;
double mfScaleY;
Fraction maScaleX;
Fraction maScaleY;
bool mbFntDirty;
// to optimize (PenNULL,Brush,DrawPoly),(Pen,BrushNULL,DrawPoly) -> two-in-one
bool mbLastObjWasPolyWithoutLine;
bool mbNoLine;
bool mbNoFill;
// clipregion
basegfx::B2DPolyPolygon maClip;
FPDF_DOCUMENT mpPdfDocument;
int mnPageCount;
double mdPageWidthPts;
double mdPageHeightPts;
/// The current transformation matrix, typically used with Form objects.
Matrix mCurMatrix;
/// Correct the vertical coordinate to start at the top.
/// PDF coordinate system has origin at the bottom right.
double correctVertOrigin(double offsetPts) const { return mdPageHeightPts - offsetPts; }
/// Convert PDF points to logic (twips).
tools::Rectangle PointsToLogic(double left, double right, double top, double bottom) const;
Point PointsToLogic(double x, double y) const;
// check for clip and evtl. fill maClip
void checkClip();
bool isClip() const;
void ImportPdfObject(FPDF_PAGEOBJECT pPageObject, FPDF_TEXTPAGE pTextPage,
int nPageObjectIndex);
void ImportForm(FPDF_PAGEOBJECT pPageObject, FPDF_TEXTPAGE pTextPage, int nPageObjectIndex);
void ImportImage(FPDF_PAGEOBJECT pPageObject, int nPageObjectIndex);
void ImportPath(FPDF_PAGEOBJECT pPageObject, int nPageObjectIndex);
void ImportText(FPDF_PAGEOBJECT pPageObject, FPDF_TEXTPAGE pTextPage, int nPageObjectIndex);
void ImportText(const Point& rPos, const Size& rSize, const OUString& rStr);
void SetupPageScale(const double dPageWidth, const double dPageHeight);
void SetAttributes(SdrObject* pObj, bool bForceTextAttr = false);
void InsertObj(SdrObject* pObj, bool bScale = true);
void MapScaling();
// #i73407# reformulation to use new B2DPolygon classes
bool CheckLastPolyLineAndFillMerge(const basegfx::B2DPolyPolygon& rPolyPolygon);
void DoObjects(SvdProgressInfo* pProgrInfo, sal_uInt32* pActionsToReport, int nPageIndex);
// Copy assignment is forbidden and not implemented.
ImpSdrPdfImport(const ImpSdrPdfImport&) = delete;
ImpSdrPdfImport& operator=(const ImpSdrPdfImport&) = delete;
public:
ImpSdrPdfImport(SdrModel& rModel, SdrLayerID nLay, const tools::Rectangle& rRect,
const std::shared_ptr<css::uno::Sequence<sal_Int8>>& pPdfData);
~ImpSdrPdfImport();
int GetPageCount() const { return mnPageCount; }
size_t DoImport(SdrObjList& rDestList, size_t nInsPos, int nPageNumber,
SvdProgressInfo* pProgrInfo = nullptr);
};
#endif // HAVE_FEATURE_PDFIUM
#endif // INCLUDED_SVX_SOURCE_SVDRAW_SVDFMTF_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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