Files
libreoffice/svx/source/svdraw/svdotxtr.cxx
Miklos Vajna 7e5980ccf3 svx: nPntAnz -> nPointCount
Change-Id: I2a4c7ef9d33db1c34a4ab338f70f800b30083f4f
2015-04-17 09:57:42 +02:00

523 lines
16 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 .
*/
#include <svx/svdotext.hxx>
#include <svx/svdtrans.hxx>
#include <svx/svdogrp.hxx>
#include <svx/svdopath.hxx>
#include <svx/svdoutl.hxx>
#include <svx/svdpage.hxx>
#include <svx/svdmodel.hxx>
#include <editeng/editdata.hxx>
#include <editeng/outliner.hxx>
#include <sdr/properties/itemsettools.hxx>
#include <svx/sdr/properties/properties.hxx>
#include <basegfx/polygon/b2dpolypolygontools.hxx>
#include <svl/itemset.hxx>
#include <svx/svditer.hxx>
#include <drawinglayer/processor2d/textaspolygonextractor2d.hxx>
#include <svx/sdr/contact/viewcontact.hxx>
#include <svx/xflclit.hxx>
#include <svx/xlnclit.hxx>
#include <svx/xlnwtit.hxx>
using namespace com::sun::star;
void SdrTextObj::NbcSetSnapRect(const Rectangle& rRect)
{
if (aGeo.nRotationAngle!=0 || aGeo.nShearAngle!=0)
{
// Either the rotation or shear angle exists.
Rectangle aSR0(GetSnapRect());
long nWdt0=aSR0.Right()-aSR0.Left();
long nHgt0=aSR0.Bottom()-aSR0.Top();
long nWdt1=rRect.Right()-rRect.Left();
long nHgt1=rRect.Bottom()-rRect.Top();
SdrTextObj::NbcResize(maSnapRect.TopLeft(),Fraction(nWdt1,nWdt0),Fraction(nHgt1,nHgt0));
SdrTextObj::NbcMove(Size(rRect.Left()-aSR0.Left(),rRect.Top()-aSR0.Top()));
}
else
{
// No rotation or shear.
maRect = rRect;
ImpJustifyRect(maRect);
// #115391#
AdaptTextMinSize();
ImpCheckShear();
SetRectsDirty();
}
}
const Rectangle& SdrTextObj::GetLogicRect() const
{
return maRect;
}
void SdrTextObj::NbcSetLogicRect(const Rectangle& rRect)
{
long nHDist=GetTextLeftDistance()+GetTextRightDistance();
long nVDist=GetTextUpperDistance()+GetTextLowerDistance();
long nTWdt0=maRect.GetWidth ()-1-nHDist; if (nTWdt0<0) nTWdt0=0;
long nTHgt0=maRect.GetHeight()-1-nVDist; if (nTHgt0<0) nTHgt0=0;
long nTWdt1=rRect.GetWidth ()-1-nHDist; if (nTWdt1<0) nTWdt1=0;
long nTHgt1=rRect.GetHeight()-1-nVDist; if (nTHgt1<0) nTHgt1=0;
maRect = rRect;
ImpJustifyRect(maRect);
// #115391#
AdaptTextMinSize();
SetRectsDirty();
}
long SdrTextObj::GetRotateAngle() const
{
return aGeo.nRotationAngle;
}
long SdrTextObj::GetShearAngle(bool /*bVertical*/) const
{
return aGeo.nShearAngle;
}
void SdrTextObj::NbcMove(const Size& rSiz)
{
MoveRect(maRect,rSiz);
MoveRect(aOutRect,rSiz);
MoveRect(maSnapRect,rSiz);
SetRectsDirty(true);
}
void SdrTextObj::NbcResize(const Point& rRef, const Fraction& xFact, const Fraction& yFact)
{
bool bNoShearMerk=aGeo.nShearAngle==0;
bool bRota90Merk=bNoShearMerk && aGeo.nRotationAngle % 9000 ==0;
long nHDist=GetTextLeftDistance()+GetTextRightDistance();
long nVDist=GetTextUpperDistance()+GetTextLowerDistance();
long nTWdt0=maRect.GetWidth ()-1-nHDist; if (nTWdt0<0) nTWdt0=0;
long nTHgt0=maRect.GetHeight()-1-nVDist; if (nTHgt0<0) nTHgt0=0;
bool bXMirr=(xFact.GetNumerator()<0) != (xFact.GetDenominator()<0);
bool bYMirr=(yFact.GetNumerator()<0) != (yFact.GetDenominator()<0);
if (bXMirr || bYMirr) {
Point aRef1(GetSnapRect().Center());
if (bXMirr) {
Point aRef2(aRef1);
aRef2.Y()++;
NbcMirrorGluePoints(aRef1,aRef2);
}
if (bYMirr) {
Point aRef2(aRef1);
aRef2.X()++;
NbcMirrorGluePoints(aRef1,aRef2);
}
}
if (aGeo.nRotationAngle==0 && aGeo.nShearAngle==0) {
ResizeRect(maRect,rRef,xFact,yFact);
if (bYMirr) {
maRect.Justify();
maRect.Move(maRect.Right()-maRect.Left(),maRect.Bottom()-maRect.Top());
aGeo.nRotationAngle=18000;
aGeo.RecalcSinCos();
}
}
else
{
Polygon aPol(Rect2Poly(maRect,aGeo));
for(sal_uInt16 a(0); a < aPol.GetSize(); a++)
{
ResizePoint(aPol[a], rRef, xFact, yFact);
}
if(bXMirr != bYMirr)
{
// turn polygon and move it a little
Polygon aPol0(aPol);
aPol[0] = aPol0[1];
aPol[1] = aPol0[0];
aPol[2] = aPol0[3];
aPol[3] = aPol0[2];
aPol[4] = aPol0[1];
}
Poly2Rect(aPol, maRect, aGeo);
}
if (bRota90Merk) {
bool bRota90=aGeo.nRotationAngle % 9000 ==0;
if (!bRota90) { // there's seems to be a rounding error occurring: correct it
long a=NormAngle360(aGeo.nRotationAngle);
if (a<4500) a=0;
else if (a<13500) a=9000;
else if (a<22500) a=18000;
else if (a<31500) a=27000;
else a=0;
aGeo.nRotationAngle=a;
aGeo.RecalcSinCos();
}
if (bNoShearMerk!=(aGeo.nShearAngle==0)) { // correct a rounding error occurring with Shear
aGeo.nShearAngle=0;
aGeo.RecalcTan();
}
}
ImpJustifyRect(maRect);
long nTWdt1=maRect.GetWidth ()-1-nHDist; if (nTWdt1<0) nTWdt1=0;
long nTHgt1=maRect.GetHeight()-1-nVDist; if (nTHgt1<0) nTHgt1=0;
// #115391#
AdaptTextMinSize();
if(bTextFrame && (!pModel || !pModel->IsPasteResize()))
{
NbcAdjustTextFrameWidthAndHeight();
}
ImpCheckShear();
SetRectsDirty();
}
void SdrTextObj::NbcRotate(const Point& rRef, long nAngle, double sn, double cs)
{
SetGlueReallyAbsolute(true);
long dx=maRect.Right()-maRect.Left();
long dy=maRect.Bottom()-maRect.Top();
Point aP(maRect.TopLeft());
RotatePoint(aP,rRef,sn,cs);
maRect.Left()=aP.X();
maRect.Top()=aP.Y();
maRect.Right()=maRect.Left()+dx;
maRect.Bottom()=maRect.Top()+dy;
if (aGeo.nRotationAngle==0) {
aGeo.nRotationAngle=NormAngle360(nAngle);
aGeo.nSin=sn;
aGeo.nCos=cs;
} else {
aGeo.nRotationAngle=NormAngle360(aGeo.nRotationAngle+nAngle);
aGeo.RecalcSinCos();
}
SetRectsDirty();
NbcRotateGluePoints(rRef,nAngle,sn,cs);
SetGlueReallyAbsolute(false);
}
void SdrTextObj::NbcShear(const Point& rRef, long nAngle, double tn, bool bVShear)
{
SetGlueReallyAbsolute(true);
// when this is a SdrPathObj, aRect may be uninitialized
Polygon aPol(Rect2Poly(maRect.IsEmpty() ? GetSnapRect() : maRect, aGeo));
sal_uInt16 nPointCount=aPol.GetSize();
for (sal_uInt16 i=0; i<nPointCount; i++) {
ShearPoint(aPol[i],rRef,tn,bVShear);
}
Poly2Rect(aPol,maRect,aGeo);
ImpJustifyRect(maRect);
if (bTextFrame) {
NbcAdjustTextFrameWidthAndHeight();
}
ImpCheckShear();
SetRectsDirty();
NbcShearGluePoints(rRef,nAngle,tn,bVShear);
SetGlueReallyAbsolute(false);
}
void SdrTextObj::NbcMirror(const Point& rRef1, const Point& rRef2)
{
SetGlueReallyAbsolute(true);
bool bNoShearMerk=aGeo.nShearAngle==0;
bool bRota90Merk = false;
if (bNoShearMerk &&
(rRef1.X()==rRef2.X() || rRef1.Y()==rRef2.Y() ||
std::abs(rRef1.X()-rRef2.X())==std::abs(rRef1.Y()-rRef2.Y()))) {
bRota90Merk=aGeo.nRotationAngle % 9000 ==0;
}
Polygon aPol(Rect2Poly(maRect,aGeo));
sal_uInt16 i;
sal_uInt16 nPointCount=aPol.GetSize();
for (i=0; i<nPointCount; i++) {
MirrorPoint(aPol[i],rRef1,rRef2);
}
// turn polygon and move it a little
Polygon aPol0(aPol);
aPol[0]=aPol0[1];
aPol[1]=aPol0[0];
aPol[2]=aPol0[3];
aPol[3]=aPol0[2];
aPol[4]=aPol0[1];
Poly2Rect(aPol,maRect,aGeo);
if (bRota90Merk) {
bool bRota90=aGeo.nRotationAngle % 9000 ==0;
if (bRota90Merk && !bRota90) { // there's seems to be a rounding error occurring: correct it
long a=NormAngle360(aGeo.nRotationAngle);
if (a<4500) a=0;
else if (a<13500) a=9000;
else if (a<22500) a=18000;
else if (a<31500) a=27000;
else a=0;
aGeo.nRotationAngle=a;
aGeo.RecalcSinCos();
}
}
if (bNoShearMerk!=(aGeo.nShearAngle==0)) { // correct a rounding error occurring with Shear
aGeo.nShearAngle=0;
aGeo.RecalcTan();
}
ImpJustifyRect(maRect);
if (bTextFrame) {
NbcAdjustTextFrameWidthAndHeight();
}
ImpCheckShear();
SetRectsDirty();
NbcMirrorGluePoints(rRef1,rRef2);
SetGlueReallyAbsolute(false);
}
SdrObject* SdrTextObj::ImpConvertContainedTextToSdrPathObjs(bool bToPoly) const
{
SdrObject* pRetval = 0;
if(!ImpCanConvTextToCurve())
{
// suppress HelpTexts from PresObj's
return 0;
}
// get primitives
const drawinglayer::primitive2d::Primitive2DSequence xSequence(GetViewContact().getViewIndependentPrimitive2DSequence());
if(xSequence.hasElements())
{
// create an extractor with neutral ViewInformation
const drawinglayer::geometry::ViewInformation2D aViewInformation2D;
drawinglayer::processor2d::TextAsPolygonExtractor2D aExtractor(aViewInformation2D);
// extract text as polygons
aExtractor.process(xSequence);
// get results
const drawinglayer::processor2d::TextAsPolygonDataNodeVector& rResult = aExtractor.getTarget();
const sal_uInt32 nResultCount(rResult.size());
if(nResultCount)
{
// prepare own target
SdrObjGroup* pGroup = new SdrObjGroup();
SdrObjList* pObjectList = pGroup->GetSubList();
// process results
for(sal_uInt32 a(0); a < nResultCount; a++)
{
const drawinglayer::processor2d::TextAsPolygonDataNode& rCandidate = rResult[a];
basegfx::B2DPolyPolygon aPolyPolygon(rCandidate.getB2DPolyPolygon());
if(aPolyPolygon.count())
{
// take care of wanted polygon type
if(bToPoly)
{
if(aPolyPolygon.areControlPointsUsed())
{
aPolyPolygon = basegfx::tools::adaptiveSubdivideByAngle(aPolyPolygon);
}
}
else
{
if(!aPolyPolygon.areControlPointsUsed())
{
aPolyPolygon = basegfx::tools::expandToCurve(aPolyPolygon);
}
}
// create ItemSet with object attributes
SfxItemSet aAttributeSet(GetObjectItemSet());
SdrPathObj* pPathObj = 0;
// always clear objectshadow; this is included in the extraction
aAttributeSet.Put(makeSdrShadowItem(false));
if(rCandidate.getIsFilled())
{
// set needed items
aAttributeSet.Put(XFillColorItem(OUString(), Color(rCandidate.getBColor())));
aAttributeSet.Put(XLineStyleItem(drawing::LineStyle_NONE));
aAttributeSet.Put(XFillStyleItem(drawing::FillStyle_SOLID));
// create filled SdrPathObj
pPathObj = new SdrPathObj(OBJ_PATHFILL, aPolyPolygon);
}
else
{
// set needed items
aAttributeSet.Put(XLineColorItem(OUString(), Color(rCandidate.getBColor())));
aAttributeSet.Put(XLineStyleItem(drawing::LineStyle_SOLID));
aAttributeSet.Put(XLineWidthItem(0));
aAttributeSet.Put(XFillStyleItem(drawing::FillStyle_NONE));
// create line SdrPathObj
pPathObj = new SdrPathObj(OBJ_PATHLINE, aPolyPolygon);
}
// copy basic information from original
pPathObj->ImpSetAnchorPos(GetAnchorPos());
pPathObj->NbcSetLayer(GetLayer());
if(GetModel())
{
pPathObj->SetModel(GetModel());
pPathObj->NbcSetStyleSheet(GetStyleSheet(), true);
}
// apply prepared ItemSet and add to target
pPathObj->SetMergedItemSet(aAttributeSet);
pObjectList->InsertObject(pPathObj);
}
}
// postprocess; if no result and/or only one object, simplify
if(!pObjectList->GetObjCount())
{
delete pGroup;
}
else if(1 == pObjectList->GetObjCount())
{
pRetval = pObjectList->RemoveObject(0);
delete pGroup;
}
else
{
pRetval = pGroup;
}
}
}
return pRetval;
}
SdrObject* SdrTextObj::DoConvertToPolyObj(bool bBezier, bool bAddText) const
{
if(bAddText)
{
return ImpConvertContainedTextToSdrPathObjs(!bBezier);
}
return 0;
}
bool SdrTextObj::ImpCanConvTextToCurve() const
{
return !IsOutlText();
}
SdrObject* SdrTextObj::ImpConvertMakeObj(const basegfx::B2DPolyPolygon& rPolyPolygon, bool bClosed, bool bBezier, bool bNoSetAttr) const
{
SdrObjKind ePathKind = bClosed ? OBJ_PATHFILL : OBJ_PATHLINE;
basegfx::B2DPolyPolygon aB2DPolyPolygon(rPolyPolygon);
// #i37011#
if(!bBezier)
{
aB2DPolyPolygon = basegfx::tools::adaptiveSubdivideByAngle(aB2DPolyPolygon);
ePathKind = bClosed ? OBJ_POLY : OBJ_PLIN;
}
SdrPathObj* pPathObj = new SdrPathObj(ePathKind, aB2DPolyPolygon);
if(bBezier)
{
// create bezier curves
pPathObj->SetPathPoly(basegfx::tools::expandToCurve(pPathObj->GetPathPoly()));
}
pPathObj->ImpSetAnchorPos(aAnchor);
pPathObj->NbcSetLayer(SdrLayerID(GetLayer()));
if(pModel)
{
pPathObj->SetModel(pModel);
if(!bNoSetAttr)
{
sdr::properties::ItemChangeBroadcaster aC(*pPathObj);
pPathObj->ClearMergedItem();
pPathObj->SetMergedItemSet(GetObjectItemSet());
pPathObj->GetProperties().BroadcastItemChange(aC);
pPathObj->NbcSetStyleSheet(GetStyleSheet(), true);
}
}
return pPathObj;
}
SdrObject* SdrTextObj::ImpConvertAddText(SdrObject* pObj, bool bBezier) const
{
if(!ImpCanConvTextToCurve())
{
return pObj;
}
SdrObject* pText = ImpConvertContainedTextToSdrPathObjs(!bBezier);
if(!pText)
{
return pObj;
}
if(!pObj)
{
return pText;
}
if(pText->IsGroupObject())
{
// is already group object, add partial shape in front
SdrObjList* pOL=pText->GetSubList();
pOL->InsertObject(pObj,0);
return pText;
}
else
{
// not yet a group, create one and add partial and new shapes
SdrObjGroup* pGrp=new SdrObjGroup;
SdrObjList* pOL=pGrp->GetSubList();
pOL->InsertObject(pObj);
pOL->InsertObject(pText);
return pGrp;
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */