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

1121 lines
33 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
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*
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* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
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************************************************************************/
#include <svx/svdtrans.hxx>
#include <math.h>
#include <svx/xpoly.hxx>
#include <vcl/virdev.hxx>
#include <tools/bigint.hxx>
#include <tools/debug.hxx>
#include <unotools/syslocale.hxx>
void MoveXPoly(XPolygon& rPoly, const Size& S)
{
rPoly.Move(S.Width(),S.Height());
}
void ResizeRect(Rectangle& rRect, const Point& rRef, const Fraction& rxFact, const Fraction& ryFact, bool bNoJustify)
{
Fraction xFact(rxFact);
Fraction yFact(ryFact);
{
if (xFact.GetDenominator()==0) {
long nWdt=rRect.Right()-rRect.Left();
if (xFact.GetNumerator()>=0) { // catch divisions by zero
xFact=Fraction(xFact.GetNumerator(),1);
if (nWdt==0) rRect.Right()++;
} else {
xFact=Fraction(xFact.GetNumerator(),-1);
if (nWdt==0) rRect.Left()--;
}
}
rRect.Left() =rRef.X()+Round(((double)(rRect.Left() -rRef.X())*xFact.GetNumerator())/xFact.GetDenominator());
rRect.Right() =rRef.X()+Round(((double)(rRect.Right() -rRef.X())*xFact.GetNumerator())/xFact.GetDenominator());
}
{
if (yFact.GetDenominator()==0) {
long nHgt=rRect.Bottom()-rRect.Top();
if (yFact.GetNumerator()>=0) { // catch divisions by zero
yFact=Fraction(yFact.GetNumerator(),1);
if (nHgt==0) rRect.Bottom()++;
} else {
yFact=Fraction(yFact.GetNumerator(),-1);
if (nHgt==0) rRect.Top()--;
}
yFact=Fraction(yFact.GetNumerator(),1); // catch divisions by zero
}
rRect.Top() =rRef.Y()+Round(((double)(rRect.Top() -rRef.Y())*yFact.GetNumerator())/yFact.GetDenominator());
rRect.Bottom()=rRef.Y()+Round(((double)(rRect.Bottom()-rRef.Y())*yFact.GetNumerator())/yFact.GetDenominator());
}
if (!bNoJustify) rRect.Justify();
}
void ResizePoly(Polygon& rPoly, const Point& rRef, const Fraction& xFact, const Fraction& yFact)
{
sal_uInt16 nAnz=rPoly.GetSize();
for (sal_uInt16 i=0; i<nAnz; i++) {
ResizePoint(rPoly[i],rRef,xFact,yFact);
}
}
void ResizeXPoly(XPolygon& rPoly, const Point& rRef, const Fraction& xFact, const Fraction& yFact)
{
sal_uInt16 nAnz=rPoly.GetPointCount();
for (sal_uInt16 i=0; i<nAnz; i++) {
ResizePoint(rPoly[i],rRef,xFact,yFact);
}
}
void RotatePoly(Polygon& rPoly, const Point& rRef, double sn, double cs)
{
sal_uInt16 nAnz=rPoly.GetSize();
for (sal_uInt16 i=0; i<nAnz; i++) {
RotatePoint(rPoly[i],rRef,sn,cs);
}
}
void RotateXPoly(XPolygon& rPoly, const Point& rRef, double sn, double cs)
{
sal_uInt16 nAnz=rPoly.GetPointCount();
for (sal_uInt16 i=0; i<nAnz; i++) {
RotatePoint(rPoly[i],rRef,sn,cs);
}
}
void RotateXPoly(XPolyPolygon& rPoly, const Point& rRef, double sn, double cs)
{
sal_uInt16 nAnz=rPoly.Count();
for (sal_uInt16 i=0; i<nAnz; i++) {
RotateXPoly(rPoly[i],rRef,sn,cs);
}
}
void MirrorPoint(Point& rPnt, const Point& rRef1, const Point& rRef2)
{
long mx=rRef2.X()-rRef1.X();
long my=rRef2.Y()-rRef1.Y();
if (mx==0) { // vertical axis
long dx=rRef1.X()-rPnt.X();
rPnt.X()+=2*dx;
} else if (my==0) { // horizontal axis
long dy=rRef1.Y()-rPnt.Y();
rPnt.Y()+=2*dy;
} else if (mx==my) { // diagonal axis '\'
long dx1=rPnt.X()-rRef1.X();
long dy1=rPnt.Y()-rRef1.Y();
rPnt.X()=rRef1.X()+dy1;
rPnt.Y()=rRef1.Y()+dx1;
} else if (mx==-my) { // diagonal axis '/'
long dx1=rPnt.X()-rRef1.X();
long dy1=rPnt.Y()-rRef1.Y();
rPnt.X()=rRef1.X()-dy1;
rPnt.Y()=rRef1.Y()-dx1;
} else { // arbitrary axis
// TODO: Optimize this! Raise perpendicular on the mirroring axis..?
long nRefWink=GetAngle(rRef2-rRef1);
rPnt-=rRef1;
long nPntWink=GetAngle(rPnt);
long nWink=2*(nRefWink-nPntWink);
double a=nWink*nPi180;
double nSin=sin(a);
double nCos=cos(a);
RotatePoint(rPnt,Point(),nSin,nCos);
rPnt+=rRef1;
}
}
void MirrorPoly(Polygon& rPoly, const Point& rRef1, const Point& rRef2)
{
sal_uInt16 nAnz=rPoly.GetSize();
for (sal_uInt16 i=0; i<nAnz; i++) {
MirrorPoint(rPoly[i],rRef1,rRef2);
}
}
void MirrorXPoly(XPolygon& rPoly, const Point& rRef1, const Point& rRef2)
{
sal_uInt16 nAnz=rPoly.GetPointCount();
for (sal_uInt16 i=0; i<nAnz; i++) {
MirrorPoint(rPoly[i],rRef1,rRef2);
}
}
void ShearPoly(Polygon& rPoly, const Point& rRef, double tn, bool bVShear)
{
sal_uInt16 nAnz=rPoly.GetSize();
for (sal_uInt16 i=0; i<nAnz; i++) {
ShearPoint(rPoly[i],rRef,tn,bVShear);
}
}
void ShearXPoly(XPolygon& rPoly, const Point& rRef, double tn, bool bVShear)
{
sal_uInt16 nAnz=rPoly.GetPointCount();
for (sal_uInt16 i=0; i<nAnz; i++) {
ShearPoint(rPoly[i],rRef,tn,bVShear);
}
}
double CrookRotateXPoint(Point& rPnt, Point* pC1, Point* pC2, const Point& rCenter,
const Point& rRad, double& rSin, double& rCos, bool bVert)
{
bool bC1=pC1!=NULL;
bool bC2=pC2!=NULL;
long x0=rPnt.X();
long y0=rPnt.Y();
long cx=rCenter.X();
long cy=rCenter.Y();
double nWink=GetCrookAngle(rPnt,rCenter,rRad,bVert);
double sn=sin(nWink);
double cs=cos(nWink);
RotatePoint(rPnt,rCenter,sn,cs);
if (bC1) {
if (bVert) {
// move into the direction of the center, as a basic position for the rotation
pC1->Y()-=y0;
// resize, account for the distance from the center
pC1->Y()=Round(((double)pC1->Y()) /rRad.X()*(cx-pC1->X()));
pC1->Y()+=cy;
} else {
// move into the direction of the center, as a basic position for the rotation
pC1->X()-=x0;
// resize, account for the distance from the center
long nPntRad=cy-pC1->Y();
double nFact=(double)nPntRad/(double)rRad.Y();
pC1->X()=Round((double)pC1->X()*nFact);
pC1->X()+=cx;
}
RotatePoint(*pC1,rCenter,sn,cs);
}
if (bC2) {
if (bVert) {
// move into the direction of the center, as a basic position for the rotation
pC2->Y()-=y0;
// resize, account for the distance from the center
pC2->Y()=Round(((double)pC2->Y()) /rRad.X()*(rCenter.X()-pC2->X()));
pC2->Y()+=cy;
} else {
// move into the direction of the center, as a basic position for the rotation
pC2->X()-=x0;
// resize, account for the distance from the center
long nPntRad=rCenter.Y()-pC2->Y();
double nFact=(double)nPntRad/(double)rRad.Y();
pC2->X()=Round((double)pC2->X()*nFact);
pC2->X()+=cx;
}
RotatePoint(*pC2,rCenter,sn,cs);
}
rSin=sn;
rCos=cs;
return nWink;
}
double CrookSlantXPoint(Point& rPnt, Point* pC1, Point* pC2, const Point& rCenter,
const Point& rRad, double& rSin, double& rCos, bool bVert)
{
bool bC1=pC1!=NULL;
bool bC2=pC2!=NULL;
long x0=rPnt.X();
long y0=rPnt.Y();
long dx1=0,dy1=0;
long dxC1=0,dyC1=0;
long dxC2=0,dyC2=0;
if (bVert) {
long nStart=rCenter.X()-rRad.X();
dx1=rPnt.X()-nStart;
rPnt.X()=nStart;
if (bC1) {
dxC1=pC1->X()-nStart;
pC1->X()=nStart;
}
if (bC2) {
dxC2=pC2->X()-nStart;
pC2->X()=nStart;
}
} else {
long nStart=rCenter.Y()-rRad.Y();
dy1=rPnt.Y()-nStart;
rPnt.Y()=nStart;
if (bC1) {
dyC1=pC1->Y()-nStart;
pC1->Y()=nStart;
}
if (bC2) {
dyC2=pC2->Y()-nStart;
pC2->Y()=nStart;
}
}
double nWink=GetCrookAngle(rPnt,rCenter,rRad,bVert);
double sn=sin(nWink);
double cs=cos(nWink);
RotatePoint(rPnt,rCenter,sn,cs);
if (bC1) { if (bVert) pC1->Y()-=y0-rCenter.Y(); else pC1->X()-=x0-rCenter.X(); RotatePoint(*pC1,rCenter,sn,cs); }
if (bC2) { if (bVert) pC2->Y()-=y0-rCenter.Y(); else pC2->X()-=x0-rCenter.X(); RotatePoint(*pC2,rCenter,sn,cs); }
if (bVert) {
rPnt.X()+=dx1;
if (bC1) pC1->X()+=dxC1;
if (bC2) pC2->X()+=dxC2;
} else {
rPnt.Y()+=dy1;
if (bC1) pC1->Y()+=dyC1;
if (bC2) pC2->Y()+=dyC2;
}
rSin=sn;
rCos=cs;
return nWink;
}
double CrookStretchXPoint(Point& rPnt, Point* pC1, Point* pC2, const Point& rCenter,
const Point& rRad, double& rSin, double& rCos, bool bVert,
const Rectangle rRefRect)
{
long y0=rPnt.Y();
CrookSlantXPoint(rPnt,pC1,pC2,rCenter,rRad,rSin,rCos,bVert);
if (bVert) {
} else {
long nTop=rRefRect.Top();
long nBtm=rRefRect.Bottom();
long nHgt=nBtm-nTop;
long dy=rPnt.Y()-y0;
double a=((double)(y0-nTop))/nHgt;
a*=dy;
rPnt.Y()=y0+Round(a);
} return 0.0;
}
////////////////////////////////////////////////////////////////////////////////////////////////////
void CrookRotatePoly(XPolygon& rPoly, const Point& rCenter, const Point& rRad, bool bVert)
{
double nSin,nCos;
sal_uInt16 nPointAnz=rPoly.GetPointCount();
sal_uInt16 i=0;
while (i<nPointAnz) {
Point* pPnt=&rPoly[i];
Point* pC1=NULL;
Point* pC2=NULL;
if (i+1<nPointAnz && rPoly.IsControl(i)) { // control point to the left
pC1=pPnt;
i++;
pPnt=&rPoly[i];
}
i++;
if (i<nPointAnz && rPoly.IsControl(i)) { // control point to the right
pC2=&rPoly[i];
i++;
}
CrookRotateXPoint(*pPnt,pC1,pC2,rCenter,rRad,nSin,nCos,bVert);
}
}
void CrookSlantPoly(XPolygon& rPoly, const Point& rCenter, const Point& rRad, bool bVert)
{
double nSin,nCos;
sal_uInt16 nPointAnz=rPoly.GetPointCount();
sal_uInt16 i=0;
while (i<nPointAnz) {
Point* pPnt=&rPoly[i];
Point* pC1=NULL;
Point* pC2=NULL;
if (i+1<nPointAnz && rPoly.IsControl(i)) { // control point to the left
pC1=pPnt;
i++;
pPnt=&rPoly[i];
}
i++;
if (i<nPointAnz && rPoly.IsControl(i)) { // control point to the right
pC2=&rPoly[i];
i++;
}
CrookSlantXPoint(*pPnt,pC1,pC2,rCenter,rRad,nSin,nCos,bVert);
}
}
void CrookStretchPoly(XPolygon& rPoly, const Point& rCenter, const Point& rRad, bool bVert, const Rectangle rRefRect)
{
double nSin,nCos;
sal_uInt16 nPointAnz=rPoly.GetPointCount();
sal_uInt16 i=0;
while (i<nPointAnz) {
Point* pPnt=&rPoly[i];
Point* pC1=NULL;
Point* pC2=NULL;
if (i+1<nPointAnz && rPoly.IsControl(i)) { // control point to the left
pC1=pPnt;
i++;
pPnt=&rPoly[i];
}
i++;
if (i<nPointAnz && rPoly.IsControl(i)) { // control point to the right
pC2=&rPoly[i];
i++;
}
CrookStretchXPoint(*pPnt,pC1,pC2,rCenter,rRad,nSin,nCos,bVert,rRefRect);
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////
void CrookRotatePoly(XPolyPolygon& rPoly, const Point& rCenter, const Point& rRad, bool bVert)
{
sal_uInt16 nPolyAnz=rPoly.Count();
for (sal_uInt16 nPolyNum=0; nPolyNum<nPolyAnz; nPolyNum++) {
CrookRotatePoly(rPoly[nPolyNum],rCenter,rRad,bVert);
}
}
void CrookSlantPoly(XPolyPolygon& rPoly, const Point& rCenter, const Point& rRad, bool bVert)
{
sal_uInt16 nPolyAnz=rPoly.Count();
for (sal_uInt16 nPolyNum=0; nPolyNum<nPolyAnz; nPolyNum++) {
CrookSlantPoly(rPoly[nPolyNum],rCenter,rRad,bVert);
}
}
void CrookStretchPoly(XPolyPolygon& rPoly, const Point& rCenter, const Point& rRad, bool bVert, const Rectangle rRefRect)
{
sal_uInt16 nPolyAnz=rPoly.Count();
for (sal_uInt16 nPolyNum=0; nPolyNum<nPolyAnz; nPolyNum++) {
CrookStretchPoly(rPoly[nPolyNum],rCenter,rRad,bVert,rRefRect);
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////
long GetAngle(const Point& rPnt)
{
long a=0;
if (rPnt.Y()==0) {
if (rPnt.X()<0) a=-18000;
} else if (rPnt.X()==0) {
if (rPnt.Y()>0) a=-9000;
else a=9000;
} else {
a=Round((atan2((double)-rPnt.Y(),(double)rPnt.X())/nPi180));
}
return a;
}
long NormAngle180(long a)
{
while (a<18000) a+=36000;
while (a>=18000) a-=36000;
return a;
}
long NormAngle360(long a)
{
while (a<0) a+=36000;
while (a>=36000) a-=36000;
return a;
}
sal_uInt16 GetAngleSector(long nWink)
{
while (nWink<0) nWink+=36000;
while (nWink>=36000) nWink-=36000;
if (nWink< 9000) return 0;
if (nWink<18000) return 1;
if (nWink<27000) return 2;
return 3;
}
long GetLen(const Point& rPnt)
{
long x=Abs(rPnt.X());
long y=Abs(rPnt.Y());
if (x+y<0x8000) { // because 7FFF * 7FFF * 2 = 7FFE0002
x*=x;
y*=y;
x+=y;
x=Round(sqrt((double)x));
return x;
} else {
double nx=x;
double ny=y;
nx*=nx;
ny*=ny;
nx+=ny;
nx=sqrt(nx);
if (nx>0x7FFFFFFF) {
return 0x7FFFFFFF; // we can't go any further, for fear of an overrun!
} else {
return Round(nx);
}
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////
void GeoStat::RecalcSinCos()
{
if (nDrehWink==0) {
nSin=0.0;
nCos=1.0;
} else {
double a=nDrehWink*nPi180;
nSin=sin(a);
nCos=cos(a);
}
}
void GeoStat::RecalcTan()
{
if (nShearWink==0) {
nTan=0.0;
} else {
double a=nShearWink*nPi180;
nTan=tan(a);
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////
Polygon Rect2Poly(const Rectangle& rRect, const GeoStat& rGeo)
{
Polygon aPol(5);
aPol[0]=rRect.TopLeft();
aPol[1]=rRect.TopRight();
aPol[2]=rRect.BottomRight();
aPol[3]=rRect.BottomLeft();
aPol[4]=rRect.TopLeft();
if (rGeo.nShearWink!=0) ShearPoly(aPol,rRect.TopLeft(),rGeo.nTan);
if (rGeo.nDrehWink!=0) RotatePoly(aPol,rRect.TopLeft(),rGeo.nSin,rGeo.nCos);
return aPol;
}
void Poly2Rect(const Polygon& rPol, Rectangle& rRect, GeoStat& rGeo)
{
rGeo.nDrehWink=GetAngle(rPol[1]-rPol[0]);
rGeo.nDrehWink=NormAngle360(rGeo.nDrehWink);
// rotation successful
rGeo.RecalcSinCos();
Point aPt1(rPol[1]-rPol[0]);
if (rGeo.nDrehWink!=0) RotatePoint(aPt1,Point(0,0),-rGeo.nSin,rGeo.nCos); // -Sin to reverse rotation
long nWdt=aPt1.X();
Point aPt0(rPol[0]);
Point aPt3(rPol[3]-rPol[0]);
if (rGeo.nDrehWink!=0) RotatePoint(aPt3,Point(0,0),-rGeo.nSin,rGeo.nCos); // -Sin to reverse rotation
long nHgt=aPt3.Y();
long nShW=GetAngle(aPt3);
nShW-=27000; // ShearWink is measured against a vertical line
nShW=-nShW; // Negieren, denn '+' ist Rechtskursivierung
bool bMirr=aPt3.Y()<0;
if (bMirr) { // "exchange of points" when mirroring
nHgt=-nHgt;
nShW+=18000;
aPt0=rPol[3];
}
nShW=NormAngle180(nShW);
if (nShW<-9000 || nShW>9000) {
nShW=NormAngle180(nShW+18000);
}
if (nShW<-SDRMAXSHEAR) nShW=-SDRMAXSHEAR; // limit ShearWinkel (shear angle) to +/- 89.00 deg
if (nShW>SDRMAXSHEAR) nShW=SDRMAXSHEAR;
rGeo.nShearWink=nShW;
rGeo.RecalcTan();
Point aRU(aPt0);
aRU.X()+=nWdt;
aRU.Y()+=nHgt;
rRect=Rectangle(aPt0,aRU);
}
////////////////////////////////////////////////////////////////////////////////////////////////////
void OrthoDistance8(const Point& rPt0, Point& rPt, bool bBigOrtho)
{
long dx=rPt.X()-rPt0.X();
long dy=rPt.Y()-rPt0.Y();
long dxa=Abs(dx);
long dya=Abs(dy);
if (dx==0 || dy==0 || dxa==dya) return;
if (dxa>=dya*2) { rPt.Y()=rPt0.Y(); return; }
if (dya>=dxa*2) { rPt.X()=rPt0.X(); return; }
if ((dxa<dya) != bBigOrtho) {
rPt.Y()=rPt0.Y()+(dxa* (dy>=0 ? 1 : -1) );
} else {
rPt.X()=rPt0.X()+(dya* (dx>=0 ? 1 : -1) );
}
}
void OrthoDistance4(const Point& rPt0, Point& rPt, bool bBigOrtho)
{
long dx=rPt.X()-rPt0.X();
long dy=rPt.Y()-rPt0.Y();
long dxa=Abs(dx);
long dya=Abs(dy);
if ((dxa<dya) != bBigOrtho) {
rPt.Y()=rPt0.Y()+(dxa* (dy>=0 ? 1 : -1) );
} else {
rPt.X()=rPt0.X()+(dya* (dx>=0 ? 1 : -1) );
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////
long BigMulDiv(long nVal, long nMul, long nDiv)
{
BigInt aVal(nVal);
aVal*=nMul;
if (aVal.IsNeg()!=(nDiv<0)) {
aVal-=nDiv/2; // to round correctly
} else {
aVal+=nDiv/2; // to round correctly
}
if(nDiv)
{
aVal/=nDiv;
return long(aVal);
}
return 0x7fffffff;
}
void Kuerzen(Fraction& rF, unsigned nDigits)
{
sal_Int32 nMul=rF.GetNumerator();
sal_Int32 nDiv=rF.GetDenominator();
bool bNeg = false;
if (nMul<0) { nMul=-nMul; bNeg=!bNeg; }
if (nDiv<0) { nDiv=-nDiv; bNeg=!bNeg; }
if (nMul==0 || nDiv==0) return;
sal_uInt32 a;
a=sal_uInt32(nMul); unsigned nMulZ=0; // count leading zeros
while (a<0x00800000) { nMulZ+=8; a<<=8; }
while (a<0x80000000) { nMulZ++; a<<=1; }
a=sal_uInt32(nDiv); unsigned nDivZ=0; // count leading zeros
while (a<0x00800000) { nDivZ+=8; a<<=8; }
while (a<0x80000000) { nDivZ++; a<<=1; }
// count the number of digits
int nMulDigits=32-nMulZ;
int nDivDigits=32-nDivZ;
// count how many decimal places can be removed
int nMulWeg=nMulDigits-nDigits; if (nMulWeg<0) nMulWeg=0;
int nDivWeg=nDivDigits-nDigits; if (nDivWeg<0) nDivWeg=0;
int nWeg=Min(nMulWeg,nDivWeg);
nMul>>=nWeg;
nDiv>>=nWeg;
if (nMul==0 || nDiv==0) {
DBG_WARNING("Math error after canceling decimal places.");
return;
}
if (bNeg) nMul=-nMul;
rF=Fraction(nMul,nDiv);
}
////////////////////////////////////////////////////////////////////////////////////////////////////
// How many eU units fit into a mm, respectively an inch?
// Or: How many mm, respectively inches, are there in an eU (and then give me the inverse)
FrPair GetInchOrMM(MapUnit eU)
{
switch (eU) {
case MAP_1000TH_INCH: return FrPair(1000,1);
case MAP_100TH_INCH : return FrPair( 100,1);
case MAP_10TH_INCH : return FrPair( 10,1);
case MAP_INCH : return FrPair( 1,1);
case MAP_POINT : return FrPair( 72,1);
case MAP_TWIP : return FrPair(1440,1);
case MAP_100TH_MM : return FrPair( 100,1);
case MAP_10TH_MM : return FrPair( 10,1);
case MAP_MM : return FrPair( 1,1);
case MAP_CM : return FrPair( 1,10);
case MAP_PIXEL : {
VirtualDevice aVD;
aVD.SetMapMode(MapMode(MAP_100TH_MM));
Point aP(aVD.PixelToLogic(Point(64,64))); // 64 pixels for more accuracy
return FrPair(6400,aP.X(),6400,aP.Y());
}
case MAP_APPFONT: case MAP_SYSFONT: {
VirtualDevice aVD;
aVD.SetMapMode(MapMode(eU));
Point aP(aVD.LogicToPixel(Point(32,32))); // 32 units for more accuracy
aVD.SetMapMode(MapMode(MAP_100TH_MM));
aP=aVD.PixelToLogic(aP);
return FrPair(3200,aP.X(),3200,aP.Y());
}
default: break;
}
return Fraction(1,1);
}
FrPair GetInchOrMM(FieldUnit eU)
{
switch (eU) {
case FUNIT_INCH : return FrPair( 1,1);
case FUNIT_POINT : return FrPair( 72,1);
case FUNIT_TWIP : return FrPair(1440,1);
case FUNIT_100TH_MM : return FrPair( 100,1);
case FUNIT_MM : return FrPair( 1,1);
case FUNIT_CM : return FrPair( 1,10);
case FUNIT_M : return FrPair( 1,1000);
case FUNIT_KM : return FrPair( 1,1000000);
case FUNIT_PICA : return FrPair( 6,1);
case FUNIT_FOOT : return FrPair( 1,12);
case FUNIT_MILE : return FrPair( 1,63360);
default: break;
}
return Fraction(1,1);
}
// Calculate the factor that we need to convert units from eS to eD.
// e. g. GetMapFactor(UNIT_MM,UNIT_100TH_MM) => 100.
FrPair GetMapFactor(MapUnit eS, MapUnit eD)
{
if (eS==eD) return FrPair(1,1,1,1);
FrPair aS(GetInchOrMM(eS));
FrPair aD(GetInchOrMM(eD));
bool bSInch=IsInch(eS);
bool bDInch=IsInch(eD);
FrPair aRet(aD.X()/aS.X(),aD.Y()/aS.Y());
if (bSInch && !bDInch) { aRet.X()*=Fraction(127,5); aRet.Y()*=Fraction(127,5); }
if (!bSInch && bDInch) { aRet.X()*=Fraction(5,127); aRet.Y()*=Fraction(5,127); }
return aRet;
};
FrPair GetMapFactor(FieldUnit eS, FieldUnit eD)
{
if (eS==eD) return FrPair(1,1,1,1);
FrPair aS(GetInchOrMM(eS));
FrPair aD(GetInchOrMM(eD));
bool bSInch=IsInch(eS);
bool bDInch=IsInch(eD);
FrPair aRet(aD.X()/aS.X(),aD.Y()/aS.Y());
if (bSInch && !bDInch) { aRet.X()*=Fraction(127,5); aRet.Y()*=Fraction(127,5); }
if (!bSInch && bDInch) { aRet.X()*=Fraction(5,127); aRet.Y()*=Fraction(5,127); }
return aRet;
};
////////////////////////////////////////////////////////////////////////////////////////////////////
// 1 mile = 8 furlong = 63.360" = 1.609.344,0mm
// 1 furlong = 10 chains = 7.920" = 201.168,0mm
// 1 chain = 4 poles = 792" = 20.116,8mm
// 1 pole = 5 1/2 yd = 198" = 5.029,2mm
// 1 yd = 3 ft = 36" = 914,4mm
// 1 ft = 12 " = 1" = 304,8mm
void GetMeterOrInch(MapUnit eMU, short& rnKomma, long& rnMul, long& rnDiv, bool& rbMetr, bool& rbInch)
{
rnMul=1; rnDiv=1;
short nKomma=0;
bool bMetr = false, bInch = false;
switch (eMU) {
// Metrisch
case MAP_100TH_MM : bMetr = true; nKomma=5; break;
case MAP_10TH_MM : bMetr = true; nKomma=4; break;
case MAP_MM : bMetr = true; nKomma=3; break;
case MAP_CM : bMetr = true; nKomma=2; break;
// Inch
case MAP_1000TH_INCH: bInch = true; nKomma=3; break;
case MAP_100TH_INCH : bInch = true; nKomma=2; break;
case MAP_10TH_INCH : bInch = true; nKomma=1; break;
case MAP_INCH : bInch = true; nKomma=0; break;
case MAP_POINT : bInch = true; rnDiv=72; break; // 1Pt = 1/72"
case MAP_TWIP : bInch = true; rnDiv=144; nKomma=1; break; // 1Twip = 1/1440"
// Sonstiges
case MAP_PIXEL : break;
case MAP_SYSFONT : break;
case MAP_APPFONT : break;
case MAP_RELATIVE : break;
default: break;
} // switch
rnKomma=nKomma;
rbMetr=bMetr;
rbInch=bInch;
}
void GetMeterOrInch(FieldUnit eFU, short& rnKomma, long& rnMul, long& rnDiv, bool& rbMetr, bool& rbInch)
{
rnMul=1; rnDiv=1;
short nKomma=0;
bool bMetr = false, bInch = false;
switch (eFU) {
case FUNIT_NONE : break;
// metrically
case FUNIT_100TH_MM : bMetr = true; nKomma=5; break;
case FUNIT_MM : bMetr = true; nKomma=3; break;
case FUNIT_CM : bMetr = true; nKomma=2; break;
case FUNIT_M : bMetr = true; nKomma=0; break;
case FUNIT_KM : bMetr = true; nKomma=-3; break;
// Inch
case FUNIT_TWIP : bInch = true; rnDiv=144; nKomma=1; break; // 1Twip = 1/1440"
case FUNIT_POINT : bInch = true; rnDiv=72; break; // 1Pt = 1/72"
case FUNIT_PICA : bInch = true; rnDiv=6; break; // 1Pica = 1/6" ?
case FUNIT_INCH : bInch = true; break; // 1" = 1"
case FUNIT_FOOT : bInch = true; rnMul=12; break; // 1Ft = 12"
case FUNIT_MILE : bInch = true; rnMul=6336; nKomma=-1; break; // 1mile = 63360"
// others
case FUNIT_CUSTOM : break;
case FUNIT_PERCENT : nKomma=2; break;
// TODO: Add code to handle the following (added to remove warning)
case FUNIT_CHAR : break;
case FUNIT_LINE : break;
} // switch
rnKomma=nKomma;
rbMetr=bMetr;
rbInch=bInch;
}
void SdrFormatter::Undirty()
{
if (aScale.GetNumerator()==0 || aScale.GetDenominator()==0) aScale=Fraction(1,1);
bool bSrcMetr,bSrcInch,bDstMetr,bDstInch;
long nMul1,nDiv1,nMul2,nDiv2;
short nKomma1,nKomma2;
// first: normalize to m or in
if (!bSrcFU) {
GetMeterOrInch(eSrcMU,nKomma1,nMul1,nDiv1,bSrcMetr,bSrcInch);
} else {
GetMeterOrInch(eSrcFU,nKomma1,nMul1,nDiv1,bSrcMetr,bSrcInch);
}
if (!bDstFU) {
GetMeterOrInch(eDstMU,nKomma2,nMul2,nDiv2,bDstMetr,bDstInch);
} else {
GetMeterOrInch(eDstFU,nKomma2,nMul2,nDiv2,bDstMetr,bDstInch);
}
nMul1*=nDiv2;
nDiv1*=nMul2;
nKomma1=nKomma1-nKomma2;
if (bSrcInch && bDstMetr) {
nKomma1+=4;
nMul1*=254;
}
if (bSrcMetr && bDstInch) {
nKomma1-=4;
nDiv1*=254;
}
// temporary fraction for canceling
Fraction aTempFract(nMul1,nDiv1);
nMul1=aTempFract.GetNumerator();
nDiv1=aTempFract.GetDenominator();
nMul_=nMul1;
nDiv_=nDiv1;
nKomma_=nKomma1;
bDirty=sal_False;
}
void SdrFormatter::TakeStr(long nVal, XubString& rStr) const
{
sal_Unicode aNullCode('0');
if(!nVal)
{
rStr = UniString();
rStr += aNullCode;
return;
}
// we may lose some decimal places here, because of MulDiv instead of Real
sal_Bool bNeg(nVal < 0);
SvtSysLocale aSysLoc;
const LocaleDataWrapper& rLoc = aSysLoc.GetLocaleData();
ForceUndirty();
sal_Int16 nK(nKomma_);
XubString aStr;
if(bNeg)
nVal = -nVal;
while(nK <= -3)
{
nVal *= 1000;
nK += 3;
}
while(nK <= -1)
{
nVal *= 10;
nK++;
}
if(nMul_ != nDiv_)
nVal = BigMulDiv(nVal, nMul_, nDiv_);
aStr = UniString::CreateFromInt32(nVal);
if(nK > 0 && aStr.Len() <= nK )
{
// decimal separator necessary
sal_Int16 nAnz(nK - aStr.Len());
if(nAnz >= 0 && rLoc.isNumLeadingZero())
nAnz++;
for(xub_StrLen i=0; i<nAnz; i++)
aStr.Insert(aNullCode, 0);
// remove superfluous decimal points
xub_StrLen nNumDigits(rLoc.getNumDigits());
xub_StrLen nWeg(nK - nNumDigits);
if(nWeg > 0)
{
// TODO: we should round here
aStr.Erase(aStr.Len() - nWeg);
nK = nNumDigits;
}
}
// remember everything before the decimal separator for later
xub_StrLen nVorKomma(aStr.Len() - nK);
if(nK > 0)
{
// insert KommaChar (decimal separator)
// remove trailing zeros
while(nK > 0 && aStr.GetChar(aStr.Len() - 1) == aNullCode)
{
aStr.Erase(aStr.Len() - 1);
nK--;
}
if(nK > 0)
{
// do we still have decimal places?
sal_Unicode cDec(rLoc.getNumDecimalSep().GetChar(0));
aStr.Insert(cDec, nVorKomma);
}
}
// add in thousands separator (if necessary)
if( nVorKomma > 3 )
{
String aThoSep( rLoc.getNumThousandSep() );
if ( aThoSep.Len() > 0 )
{
sal_Unicode cTho( aThoSep.GetChar(0) );
sal_Int32 i(nVorKomma - 3);
while(i > 0)
{
rStr.Insert(cTho, (xub_StrLen)i);
i -= 3;
}
}
}
if(!aStr.Len())
aStr += aNullCode;
if(bNeg && (aStr.Len() > 1 || aStr.GetChar(0) != aNullCode))
{
rStr.Insert(sal_Unicode('-'), 0);
}
rStr = aStr;
}
void SdrFormatter::TakeUnitStr(MapUnit eUnit, XubString& rStr)
{
switch(eUnit)
{
// metrically
case MAP_100TH_MM :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("/100mm"));
break;
}
case MAP_10TH_MM :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("/10mm"));
break;
}
case MAP_MM :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("mm"));
break;
}
case MAP_CM :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("cm"));
break;
}
// Inch
case MAP_1000TH_INCH:
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("/1000\""));
break;
}
case MAP_100TH_INCH :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("/100\""));
break;
}
case MAP_10TH_INCH :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("/10\""));
break;
}
case MAP_INCH :
{
rStr = UniString();
rStr += sal_Unicode('"');
break;
}
case MAP_POINT :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("pt"));
break;
}
case MAP_TWIP :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("twip"));
break;
}
// others
case MAP_PIXEL :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("pixel"));
break;
}
case MAP_SYSFONT :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("sysfont"));
break;
}
case MAP_APPFONT :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("appfont"));
break;
}
case MAP_RELATIVE :
{
rStr = UniString();
rStr += sal_Unicode('%');
break;
}
default: break;
}
}
void SdrFormatter::TakeUnitStr(FieldUnit eUnit, XubString& rStr)
{
switch(eUnit)
{
default :
case FUNIT_NONE :
case FUNIT_CUSTOM :
{
rStr = UniString();
break;
}
// metrically
case FUNIT_100TH_MM:
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("/100mm"));
break;
}
case FUNIT_MM :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("mm"));
break;
}
case FUNIT_CM :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("cm"));
break;
}
case FUNIT_M :
{
rStr = UniString();
rStr += sal_Unicode('m');
break;
}
case FUNIT_KM :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("km"));
break;
}
// Inch
case FUNIT_TWIP :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("twip"));
break;
}
case FUNIT_POINT :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("pt"));
break;
}
case FUNIT_PICA :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("pica"));
break;
}
case FUNIT_INCH :
{
rStr = UniString();
rStr += sal_Unicode('"');
break;
}
case FUNIT_FOOT :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("ft"));
break;
}
case FUNIT_MILE :
{
rStr = UniString(RTL_CONSTASCII_USTRINGPARAM("mile(s)"));
break;
}
// others
case FUNIT_PERCENT:
{
rStr = UniString();
rStr += sal_Unicode('%');
break;
}
}
}
////////////////////////////////////////////////////////////////////////////////////////////////////
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */