office-gobmx/svx/source/svdraw/svdotxtr.cxx
2012-01-24 12:55:48 +05:30

525 lines
17 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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#include <svx/svdotext.hxx>
#include "svx/svditext.hxx"
#include <svx/svdtrans.hxx>
#include <svx/svdogrp.hxx>
#include <svx/svdopath.hxx>
#include <svx/svdoutl.hxx>
#include <svx/svdpage.hxx> // for Convert
#include <svx/svdmodel.hxx> // for Convert
#include <editeng/outliner.hxx>
#include <svx/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>
void SdrTextObj::NbcSetSnapRect(const Rectangle& rRect)
{
if (aGeo.nDrehWink!=0 || aGeo.nShearWink!=0) {
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 {
long nHDist=GetTextLeftDistance()+GetTextRightDistance();
long nVDist=GetTextUpperDistance()+GetTextLowerDistance();
long nTWdt0=aRect.GetWidth ()-1-nHDist; if (nTWdt0<0) nTWdt0=0;
long nTHgt0=aRect.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;
aRect=rRect;
ImpJustifyRect(aRect);
if (bTextFrame && (pModel==NULL || !pModel->IsPasteResize())) {
if (nTWdt0!=nTWdt1 && IsAutoGrowWidth() ) NbcSetMinTextFrameWidth(nTWdt1);
if (nTHgt0!=nTHgt1 && IsAutoGrowHeight()) NbcSetMinTextFrameHeight(nTHgt1);
NbcAdjustTextFrameWidthAndHeight();
}
ImpCheckShear();
SetRectsDirty();
}
}
const Rectangle& SdrTextObj::GetLogicRect() const
{
return aRect;
}
void SdrTextObj::NbcSetLogicRect(const Rectangle& rRect)
{
long nHDist=GetTextLeftDistance()+GetTextRightDistance();
long nVDist=GetTextUpperDistance()+GetTextLowerDistance();
long nTWdt0=aRect.GetWidth ()-1-nHDist; if (nTWdt0<0) nTWdt0=0;
long nTHgt0=aRect.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;
aRect=rRect;
ImpJustifyRect(aRect);
if (bTextFrame) {
if (nTWdt0!=nTWdt1 && IsAutoGrowWidth() ) NbcSetMinTextFrameWidth(nTWdt1);
if (nTHgt0!=nTHgt1 && IsAutoGrowHeight()) NbcSetMinTextFrameHeight(nTHgt1);
NbcAdjustTextFrameWidthAndHeight();
}
SetRectsDirty();
}
long SdrTextObj::GetRotateAngle() const
{
return aGeo.nDrehWink;
}
long SdrTextObj::GetShearAngle(bool /*bVertical*/) const
{
return aGeo.nShearWink;
}
void SdrTextObj::NbcMove(const Size& rSiz)
{
MoveRect(aRect,rSiz);
MoveRect(aOutRect,rSiz);
MoveRect(maSnapRect,rSiz);
SetRectsDirty(sal_True);
}
void SdrTextObj::NbcResize(const Point& rRef, const Fraction& xFact, const Fraction& yFact)
{
bool bNoShearMerk=aGeo.nShearWink==0;
bool bRota90Merk=bNoShearMerk && aGeo.nDrehWink % 9000 ==0;
long nHDist=GetTextLeftDistance()+GetTextRightDistance();
long nVDist=GetTextUpperDistance()+GetTextLowerDistance();
long nTWdt0=aRect.GetWidth ()-1-nHDist; if (nTWdt0<0) nTWdt0=0;
long nTHgt0=aRect.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.nDrehWink==0 && aGeo.nShearWink==0) {
ResizeRect(aRect,rRef,xFact,yFact);
if (bYMirr) {
aRect.Justify();
aRect.Move(aRect.Right()-aRect.Left(),aRect.Bottom()-aRect.Top());
aGeo.nDrehWink=18000;
aGeo.RecalcSinCos();
}
}
else
{
Polygon aPol(Rect2Poly(aRect,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, aRect, aGeo);
}
if (bRota90Merk) {
bool bRota90=aGeo.nDrehWink % 9000 ==0;
if (!bRota90) { // there's seems to be a rounding error occurring: correct it
long a=NormAngle360(aGeo.nDrehWink);
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.nDrehWink=a;
aGeo.RecalcSinCos();
}
if (bNoShearMerk!=(aGeo.nShearWink==0)) { // correct a rounding error occurring with Shear
aGeo.nShearWink=0;
aGeo.RecalcTan();
}
}
ImpJustifyRect(aRect);
long nTWdt1=aRect.GetWidth ()-1-nHDist; if (nTWdt1<0) nTWdt1=0;
long nTHgt1=aRect.GetHeight()-1-nVDist; if (nTHgt1<0) nTHgt1=0;
if (bTextFrame && (pModel==NULL || !pModel->IsPasteResize())) {
if (nTWdt0!=nTWdt1 && IsAutoGrowWidth() ) NbcSetMinTextFrameWidth(nTWdt1);
if (nTHgt0!=nTHgt1 && IsAutoGrowHeight()) NbcSetMinTextFrameHeight(nTHgt1);
NbcAdjustTextFrameWidthAndHeight();
}
ImpCheckShear();
SetRectsDirty();
}
void SdrTextObj::NbcRotate(const Point& rRef, long nWink, double sn, double cs)
{
SetGlueReallyAbsolute(sal_True);
long dx=aRect.Right()-aRect.Left();
long dy=aRect.Bottom()-aRect.Top();
Point aP(aRect.TopLeft());
RotatePoint(aP,rRef,sn,cs);
aRect.Left()=aP.X();
aRect.Top()=aP.Y();
aRect.Right()=aRect.Left()+dx;
aRect.Bottom()=aRect.Top()+dy;
if (aGeo.nDrehWink==0) {
aGeo.nDrehWink=NormAngle360(nWink);
aGeo.nSin=sn;
aGeo.nCos=cs;
} else {
aGeo.nDrehWink=NormAngle360(aGeo.nDrehWink+nWink);
aGeo.RecalcSinCos();
}
SetRectsDirty();
NbcRotateGluePoints(rRef,nWink,sn,cs);
SetGlueReallyAbsolute(sal_False);
}
void SdrTextObj::NbcShear(const Point& rRef, long nWink, double tn, bool bVShear)
{
SetGlueReallyAbsolute(sal_True);
// when this is a SdrPathObj, aRect may be uninitialized
Polygon aPol(Rect2Poly(aRect.IsEmpty() ? GetSnapRect() : aRect, aGeo));
sal_uInt16 nPointCount=aPol.GetSize();
for (sal_uInt16 i=0; i<nPointCount; i++) {
ShearPoint(aPol[i],rRef,tn,bVShear);
}
Poly2Rect(aPol,aRect,aGeo);
ImpJustifyRect(aRect);
if (bTextFrame) {
NbcAdjustTextFrameWidthAndHeight();
}
ImpCheckShear();
SetRectsDirty();
NbcShearGluePoints(rRef,nWink,tn,bVShear);
SetGlueReallyAbsolute(sal_False);
}
void SdrTextObj::NbcMirror(const Point& rRef1, const Point& rRef2)
{
SetGlueReallyAbsolute(sal_True);
bool bNoShearMerk=aGeo.nShearWink==0;
bool bRota90Merk = false;
if (bNoShearMerk &&
(rRef1.X()==rRef2.X() || rRef1.Y()==rRef2.Y() ||
Abs(rRef1.X()-rRef2.X())==Abs(rRef1.Y()-rRef2.Y()))) {
bRota90Merk=aGeo.nDrehWink % 9000 ==0;
}
Polygon aPol(Rect2Poly(aRect,aGeo));
sal_uInt16 i;
sal_uInt16 nPntAnz=aPol.GetSize();
for (i=0; i<nPntAnz; 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,aRect,aGeo);
if (bRota90Merk) {
bool bRota90=aGeo.nDrehWink % 9000 ==0;
if (bRota90Merk && !bRota90) { // there's seems to be a rounding error occurring: correct it
long a=NormAngle360(aGeo.nDrehWink);
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.nDrehWink=a;
aGeo.RecalcSinCos();
}
}
if (bNoShearMerk!=(aGeo.nShearWink==0)) { // correct a rounding error occurring with Shear
aGeo.nShearWink=0;
aGeo.RecalcTan();
}
ImpJustifyRect(aRect);
if (bTextFrame) {
NbcAdjustTextFrameWidthAndHeight();
}
ImpCheckShear();
SetRectsDirty();
NbcMirrorGluePoints(rRef1,rRef2);
SetGlueReallyAbsolute(sal_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(SdrShadowItem(false));
if(rCandidate.getIsFilled())
{
// set needed items
aAttributeSet.Put(XFillColorItem(String(), Color(rCandidate.getBColor())));
aAttributeSet.Put(XLineStyleItem(XLINE_NONE));
aAttributeSet.Put(XFillStyleItem(XFILL_SOLID));
// create filled SdrPathObj
pPathObj = new SdrPathObj(OBJ_PATHFILL, aPolyPolygon);
}
else
{
// set needed items
aAttributeSet.Put(XLineColorItem(String(), Color(rCandidate.getBColor())));
aAttributeSet.Put(XLineStyleItem(XLINE_SOLID));
aAttributeSet.Put(XLineWidthItem(0));
aAttributeSet.Put(XFillStyleItem(XFILL_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(sal_Bool bBezier) const
{
return ImpConvertContainedTextToSdrPathObjs(!bBezier);
}
bool SdrTextObj::ImpCanConvTextToCurve() const
{
return !IsOutlText();
}
SdrObject* SdrTextObj::ImpConvertMakeObj(const basegfx::B2DPolyPolygon& rPolyPolygon, sal_Bool bClosed, sal_Bool bBezier, sal_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()));
}
if(pPathObj)
{
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(), sal_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: */