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office-gobmx/starmath/source/node.cxx
Takeshi Abe 4850edd31a starmath: Prefix members of SmNode 
Change-Id: I2658b8fc9d36fe92dd91e0f5adc27612ce1dc438
Reviewed-on: https://gerrit.libreoffice.org/19268
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>
2015-10-09 13:55:11 +00:00

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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 .
*/
#include "node.hxx"
#include "rect.hxx"
#include "symbol.hxx"
#include "smmod.hxx"
#include "document.hxx"
#include "view.hxx"
#include "mathtype.hxx"
#include "tmpdevice.hxx"
#include "visitors.hxx"
#include <comphelper/string.hxx>
#include <tools/color.hxx>
#include <tools/fract.hxx>
#include <tools/gen.hxx>
#include <vcl/outdev.hxx>
#include <math.h>
#include <float.h>
#include <vector>
#include <boost/checked_delete.hpp>
namespace {
template<typename F>
void ForEachNonNull(SmNode *pNode, F && f)
{
sal_uInt16 nSize = pNode->GetNumSubNodes();
for (sal_uInt16 i = 0; i < nSize; i++) {
SmNode *pSubNode = pNode->GetSubNode(i);
if (pSubNode != nullptr)
f(pSubNode);
}
}
}
SmNode::SmNode(SmNodeType eNodeType, const SmToken &rNodeToken)
: maNodeToken( rNodeToken )
, meType( eNodeType )
, meScaleMode( SCALE_NONE )
, meRectHorAlign( RHA_LEFT )
, mnFlags( 0 )
, mnAttributes( 0 )
, mbIsPhantom( false )
, mbIsSelected( false )
, mnAccIndex( -1 )
, mpParentNode( nullptr )
{
}
SmNode::~SmNode()
{
}
bool SmNode::IsVisible() const
{
return false;
}
sal_uInt16 SmNode::GetNumSubNodes() const
{
return 0;
}
SmNode * SmNode::GetSubNode(sal_uInt16 /*nIndex*/)
{
return NULL;
}
SmNode * SmNode::GetLeftMost()
// returns leftmost node of current subtree.
//! (this assumes the one with index 0 is always the leftmost subnode
//! for the current node).
{
SmNode *pNode = GetNumSubNodes() > 0 ?
GetSubNode(0) : NULL;
return pNode ? pNode->GetLeftMost() : this;
}
void SmNode::SetPhantom(bool bIsPhantomP)
{
if (! (Flags() & FLG_VISIBLE))
mbIsPhantom = bIsPhantomP;
bool b = mbIsPhantom;
ForEachNonNull(this, [b](SmNode *pNode){pNode->SetPhantom(b);});
}
void SmNode::SetColor(const Color& rColor)
{
if (! (Flags() & FLG_COLOR))
GetFont().SetColor(rColor);
ForEachNonNull(this, [&rColor](SmNode *pNode){pNode->SetColor(rColor);});
}
void SmNode::SetAttribut(sal_uInt16 nAttrib)
{
if (
(nAttrib == ATTR_BOLD && !(Flags() & FLG_BOLD)) ||
(nAttrib == ATTR_ITALIC && !(Flags() & FLG_ITALIC))
)
{
mnAttributes |= nAttrib;
}
ForEachNonNull(this, [nAttrib](SmNode *pNode){pNode->SetAttribut(nAttrib);});
}
void SmNode::ClearAttribut(sal_uInt16 nAttrib)
{
if (
(nAttrib == ATTR_BOLD && !(Flags() & FLG_BOLD)) ||
(nAttrib == ATTR_ITALIC && !(Flags() & FLG_ITALIC))
)
{
mnAttributes &= ~nAttrib;
}
ForEachNonNull(this, [nAttrib](SmNode *pNode){pNode->ClearAttribut(nAttrib);});
}
void SmNode::SetFont(const SmFace &rFace)
{
if (!(Flags() & FLG_FONT))
GetFont() = rFace;
ForEachNonNull(this, [&rFace](SmNode *pNode){pNode->SetFont(rFace);});
}
void SmNode::SetFontSize(const Fraction &rSize, FontSizeType nType)
//! 'rSize' is in units of pts
{
Size aFntSize;
if (!(Flags() & FLG_SIZE))
{
Fraction aVal (SmPtsTo100th_mm(rSize.GetNumerator()),
rSize.GetDenominator());
long nHeight = (long)aVal;
aFntSize = GetFont().GetSize();
aFntSize.Width() = 0;
switch(nType)
{
case FontSizeType::ABSOLUT:
aFntSize.Height() = nHeight;
break;
case FontSizeType::PLUS:
aFntSize.Height() += nHeight;
break;
case FontSizeType::MINUS:
aFntSize.Height() -= nHeight;
break;
case FontSizeType::MULTIPLY:
aFntSize.Height() = (long) (Fraction(aFntSize.Height()) * rSize);
break;
case FontSizeType::DIVIDE:
if (rSize != Fraction(0L))
aFntSize.Height() = (long) (Fraction(aFntSize.Height()) / rSize);
break;
default:
break;
}
// check the requested size against maximum value
static int const nMaxVal = SmPtsTo100th_mm(128);
if (aFntSize.Height() > nMaxVal)
aFntSize.Height() = nMaxVal;
GetFont().SetSize(aFntSize);
}
ForEachNonNull(this, [&rSize, &nType](SmNode *pNode){pNode->SetFontSize(rSize, nType);});
}
void SmNode::SetSize(const Fraction &rSize)
{
GetFont() *= rSize;
ForEachNonNull(this, [&rSize](SmNode *pNode){pNode->SetSize(rSize);});
}
void SmNode::SetRectHorAlign(RectHorAlign eHorAlign, bool bApplyToSubTree )
{
if (!(Flags() & FLG_HORALIGN))
meRectHorAlign = eHorAlign;
if (bApplyToSubTree)
ForEachNonNull(this, [eHorAlign](SmNode *pNode){pNode->SetRectHorAlign(eHorAlign);});
}
void SmNode::PrepareAttributes()
{
GetFont().SetWeight((Attributes() & ATTR_BOLD) ? WEIGHT_BOLD : WEIGHT_NORMAL);
GetFont().SetItalic((Attributes() & ATTR_ITALIC) ? ITALIC_NORMAL : ITALIC_NONE);
}
void SmNode::Prepare(const SmFormat &rFormat, const SmDocShell &rDocShell)
{
mbIsPhantom = false;
mnFlags = 0;
mnAttributes = 0;
switch (rFormat.GetHorAlign())
{ case AlignLeft: meRectHorAlign = RHA_LEFT; break;
case AlignCenter: meRectHorAlign = RHA_CENTER; break;
case AlignRight: meRectHorAlign = RHA_RIGHT; break;
}
GetFont() = rFormat.GetFont(FNT_MATH);
OSL_ENSURE( GetFont().GetCharSet() == RTL_TEXTENCODING_UNICODE,
"unexpected CharSet" );
GetFont().SetWeight(WEIGHT_NORMAL);
GetFont().SetItalic(ITALIC_NONE);
ForEachNonNull(this, [&rFormat, &rDocShell](SmNode *pNode){pNode->Prepare(rFormat, rDocShell);});
}
sal_uInt16 SmNode::FindIndex() const
{
const SmStructureNode* pParent = GetParent();
if (!pParent) { return 0; }
for (sal_uInt16 i = 0; i < pParent->GetNumSubNodes(); ++i) {
if (pParent->GetSubNode(i) == this) {
return i;
}
}
DBG_ASSERT(false, "Connection between parent and child is inconsistent.");
return 0;
}
void SmNode::Move(const Point& rPosition)
{
if (rPosition.X() == 0 && rPosition.Y() == 0)
return;
SmRect::Move(rPosition);
ForEachNonNull(this, [&rPosition](SmNode *pNode){pNode->Move(rPosition);});
}
void SmNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
ForEachNonNull(this, [&rDev, &rFormat](SmNode *pNode){pNode->Arrange(rDev, rFormat);});
}
void SmNode::CreateTextFromNode(OUString &rText)
{
sal_uInt16 nSize = GetNumSubNodes();
if (nSize > 1)
rText += "{";
ForEachNonNull(this, [&rText](SmNode *pNode){pNode->CreateTextFromNode(rText);});
if (nSize > 1)
{
rText = comphelper::string::stripEnd(rText, ' ');
rText += "} ";
}
}
void SmNode::AdaptToX(const OutputDevice &/*rDev*/, sal_uLong /*nWidth*/)
{
}
void SmNode::AdaptToY(const OutputDevice &/*rDev*/, sal_uLong /*nHeight*/)
{
}
const SmNode * SmNode::FindTokenAt(sal_uInt16 nRow, sal_uInt16 nCol) const
// returns (first) ** visible ** (sub)node with the tokens text at
// position 'nRow', 'nCol'.
//! (there should be exactly one such node if any)
{
if ( IsVisible()
&& nRow == GetToken().nRow
&& nCol >= GetToken().nCol && nCol < GetToken().nCol + GetToken().aText.getLength())
return this;
else
{
sal_uInt16 nNumSubNodes = GetNumSubNodes();
for (sal_uInt16 i = 0; i < nNumSubNodes; i++)
{ const SmNode *pNode = GetSubNode(i);
if (!pNode)
continue;
const SmNode *pResult = pNode->FindTokenAt(nRow, nCol);
if (pResult)
return pResult;
}
}
return 0;
}
const SmNode * SmNode::FindRectClosestTo(const Point &rPoint) const
{
long nDist = LONG_MAX;
const SmNode *pResult = 0;
if (IsVisible())
pResult = this;
else
{
sal_uInt16 nNumSubNodes = GetNumSubNodes();
for (sal_uInt16 i = 0; i < nNumSubNodes; i++)
{ const SmNode *pNode = GetSubNode(i);
if (!pNode)
continue;
long nTmp;
const SmNode *pFound = pNode->FindRectClosestTo(rPoint);
if (pFound && (nTmp = pFound->OrientedDist(rPoint)) < nDist)
{ nDist = nTmp;
pResult = pFound;
// quit immediately if 'rPoint' is inside the *should not
// overlap with other rectangles* part.
// This (partly) serves for getting the attributes in eg
// "bar overstrike a".
// ('nDist < 0' is used as *quick shot* to avoid evaluation of
// the following expression, where the result is already determined)
if (nDist < 0 && pFound->IsInsideRect(rPoint))
break;
}
}
}
return pResult;
}
void SmNode::GetAccessibleText( OUStringBuffer &/*rText*/ ) const
{
SAL_WARN("starmath", "SmNode: GetAccessibleText not overridden");
}
const SmNode * SmNode::FindNodeWithAccessibleIndex(sal_Int32 nAccIdx) const
{
const SmNode *pResult = 0;
sal_Int32 nIdx = GetAccessibleIndex();
OUStringBuffer aTxt;
if (nIdx >= 0)
GetAccessibleText( aTxt ); // get text if used in following 'if' statement
if (nIdx >= 0
&& nIdx <= nAccIdx && nAccIdx < nIdx + aTxt.getLength())
pResult = this;
else
{
sal_uInt16 nNumSubNodes = GetNumSubNodes();
for (sal_uInt16 i = 0; i < nNumSubNodes; i++)
{
const SmNode *pNode = GetSubNode(i);
if (!pNode)
continue;
pResult = pNode->FindNodeWithAccessibleIndex(nAccIdx);
if (pResult)
return pResult;
}
}
return pResult;
}
#ifdef DEBUG_ENABLE_DUMPASDOT
void SmNode::DumpAsDot(std::ostream &out, OUString* label, int number, int& id, int parent) const
{
//If this is the root start the file
if(number == -1){
out<<"digraph {"<<std::endl;
if(label){
out<<"labelloc = \"t\";"<<std::endl;
OUString eq(*label);
//CreateTextFromNode(eq);
eq = eq.replaceAll("\n", " ");
eq = eq.replaceAll("\\", "\\\\");
eq = eq.replaceAll("\"", "\\\"");
out<<"label= \"Equation: \\\"";
out<< OUStringToOString(eq, RTL_TEXTENCODING_UTF8).getStr();
out<<"\\\"\";"<<std::endl;
}
}
//Some how out<<(int)this; doesn't work... So we do this nasty workaround...
char strid[100];
sprintf(strid, "%i", id);
char strnr[100];
sprintf(strnr, "%i", number);
//Dump connection to this node
if( parent != -1 ){
char pid[100];
sprintf(pid, "%i", parent);
out<<"n"<<pid<<" -> n"<<strid<<" [label=\""<<strnr<<"\"];"<<std::endl;
//If doesn't have parent and isn't a rootnode:
} else if(number != -1) {
out<<"orphaned -> n"<<strid<<" [label=\""<<strnr<<"\"];"<<std::endl;
}
//Dump this node
out<<"n"<< strid<<" [label=\"";
switch( GetType() ) {
case NTABLE: out<<"SmTableNode"; break;
case NBRACE: out<<"SmBraceNode"; break;
case NBRACEBODY: out<<"SmBracebodyNode"; break;
case NOPER: out<<"SmOperNode"; break;
case NALIGN: out<<"SmAlignNode"; break;
case NATTRIBUT: out<<"SmAttributNode"; break;
case NFONT: out<<"SmFontNode"; break;
case NUNHOR: out<<"SmUnHorNode"; break;
case NBINHOR: out<<"SmBinHorNode"; break;
case NBINVER: out<<"SmBinVerNode"; break;
case NBINDIAGONAL: out<<"SmBinDiagonalNode"; break;
case NSUBSUP: out<<"SmSubSupNode"; break;
case NMATRIX: out<<"SmMatrixNode"; break;
case NPLACE: out<<"SmPlaceNode"; break;
case NTEXT:
out<<"SmTextNode: ";
out<< OUStringToOString(((SmTextNode*)this)->GetText(), RTL_TEXTENCODING_UTF8).getStr();
break;
case NSPECIAL: out<<"SmSpecialNode"; break;
case NGLYPH_SPECIAL: out<<"SmGlyphSpecialNode"; break;
case NMATH:
out<<"SmMathSymbolNode: ";
out<< OUStringToOString(((SmMathSymbolNode*)this)->GetText(), RTL_TEXTENCODING_UTF8).getStr();
break;
case NBLANK: out<<"SmBlankNode"; break;
case NERROR: out<<"SmErrorNode"; break;
case NLINE: out<<"SmLineNode"; break;
case NEXPRESSION: out<<"SmExpressionNode"; break;
case NPOLYLINE: out<<"SmPolyLineNode"; break;
case NROOT: out<<"SmRootNode"; break;
case NROOTSYMBOL: out<<"SmRootSymbolNode"; break;
case NRECTANGLE: out<<"SmRectangleNode"; break;
case NVERTICAL_BRACE: out<<"SmVerticalBraceNode"; break;
case NMATHIDENT: out<<"SmMathIdentifierNode"; break;
case NINTDYNSYMBOL: out<<"SmDynIntegralSymbolNode"; break;
case NINTDYN: out<<"SmDynIntegralNode"; break;
default:
out<<"Unknown Node";
}
out<<"\"";
if(IsSelected())
out<<", style=dashed";
out<<"];"<<std::endl;
//Dump subnodes
int myid = id;
sal_uInt16 nSize = GetNumSubNodes();
for (sal_uInt16 i = 0; i < nSize; i++)
{
const SmNode *pNode = GetSubNode(i);
if (pNode)
pNode->DumpAsDot(out, NULL, i, ++id, myid);
}
//If this is the root end the file
if( number == -1 )
out<<"}"<<std::endl;
}
#endif /* DEBUG_ENABLE_DUMPASDOT */
long SmNode::GetFormulaBaseline() const
{
SAL_WARN("starmath", "This dummy implementation should not have been called.");
return 0;
}
SmStructureNode::SmStructureNode( const SmStructureNode &rNode ) :
SmNode( rNode.GetType(), rNode.GetToken() )
{
size_t i;
for (i = 0; i < aSubNodes.size(); i++)
delete aSubNodes[i];
aSubNodes.resize(0);
auto nSize = rNode.aSubNodes.size();
aSubNodes.resize( nSize );
for (i = 0; i < nSize; ++i)
{
SmNode *pNode = rNode.aSubNodes[i];
aSubNodes[i] = pNode ? new SmNode( *pNode ) : 0;
}
ClaimPaternity();
}
SmStructureNode::~SmStructureNode()
{
ForEachNonNull(this, boost::checked_deleter<SmNode>());
}
SmStructureNode & SmStructureNode::operator = ( const SmStructureNode &rNode )
{
SmNode::operator = ( rNode );
size_t i;
for (i = 0; i < aSubNodes.size(); i++)
delete aSubNodes[i];
aSubNodes.resize(0);
auto nSize = rNode.aSubNodes.size();
aSubNodes.resize( nSize );
for (i = 0; i < nSize; ++i)
{
SmNode *pNode = rNode.aSubNodes[i];
aSubNodes[i] = pNode ? new SmNode( *pNode ) : 0;
}
ClaimPaternity();
return *this;
}
void SmStructureNode::SetSubNodes(SmNode *pFirst, SmNode *pSecond, SmNode *pThird)
{
size_t nSize = pThird ? 3 : (pSecond ? 2 : (pFirst ? 1 : 0));
aSubNodes.resize( nSize );
if (pFirst)
aSubNodes[0] = pFirst;
if (pSecond)
aSubNodes[1] = pSecond;
if (pThird)
aSubNodes[2] = pThird;
ClaimPaternity();
}
void SmStructureNode::SetSubNodes(const SmNodeArray &rNodeArray)
{
aSubNodes = rNodeArray;
ClaimPaternity();
}
bool SmStructureNode::IsVisible() const
{
return false;
}
sal_uInt16 SmStructureNode::GetNumSubNodes() const
{
return (sal_uInt16) aSubNodes.size();
}
SmNode * SmStructureNode::GetSubNode(sal_uInt16 nIndex)
{
return aSubNodes[nIndex];
}
void SmStructureNode::GetAccessibleText( OUStringBuffer &rText ) const
{
sal_uInt16 nNodes = GetNumSubNodes();
for (sal_uInt16 i = 0; i < nNodes; ++i)
{
SmNode *pNode = const_cast<SmStructureNode *>(this)->GetSubNode(i);
if (pNode)
{
if (pNode->IsVisible())
static_cast<SmStructureNode *>(pNode)->mnAccIndex = rText.getLength();
pNode->GetAccessibleText( rText );
}
}
}
void SmStructureNode::ClaimPaternity()
{
ForEachNonNull(this, [this](SmNode *pNode){pNode->SetParent(this);});
}
bool SmVisibleNode::IsVisible() const
{
return true;
}
sal_uInt16 SmVisibleNode::GetNumSubNodes() const
{
return 0;
}
SmNode * SmVisibleNode::GetSubNode(sal_uInt16 /*nIndex*/)
{
return NULL;
}
void SmGraphicNode::GetAccessibleText( OUStringBuffer &rText ) const
{
rText.append(GetToken().aText);
}
void SmExpressionNode::CreateTextFromNode(OUString &rText)
{
sal_uInt16 nSize = GetNumSubNodes();
if (nSize > 1)
rText += "{";
for (sal_uInt16 i = 0; i < nSize; i++)
{
SmNode *pNode = GetSubNode(i);
if (pNode)
{
pNode->CreateTextFromNode(rText);
//Just a bit of foo to make unary +asd -asd +-asd -+asd look nice
if (pNode->GetType() == NMATH)
if ((nSize != 2) ||
( !rText.endsWith("+") && !rText.endsWith("-") ))
rText += " ";
}
}
if (nSize > 1)
{
rText = comphelper::string::stripEnd(rText, ' ');
rText += "} ";
}
}
void SmTableNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
// arranges all subnodes in one column
{
SmNode *pNode;
sal_uInt16 nSize = GetNumSubNodes();
// make distance depend on font size
long nDist = +(rFormat.GetDistance(DIS_VERTICAL)
* GetFont().GetSize().Height()) / 100L;
if (nSize < 1)
return;
// arrange subnodes and get maximum width of them
long nMaxWidth = 0,
nTmp;
sal_uInt16 i;
for (i = 0; i < nSize; i++)
if (NULL != (pNode = GetSubNode(i)))
{ pNode->Arrange(rDev, rFormat);
if ((nTmp = pNode->GetItalicWidth()) > nMaxWidth)
nMaxWidth = nTmp;
}
Point aPos;
SmRect::operator = (SmRect(nMaxWidth, 1));
for (i = 0; i < nSize; i++)
{ if (NULL != (pNode = GetSubNode(i)))
{ const SmRect &rNodeRect = pNode->GetRect();
const SmNode *pCoNode = pNode->GetLeftMost();
RectHorAlign eHorAlign = pCoNode->GetRectHorAlign();
aPos = rNodeRect.AlignTo(*this, RP_BOTTOM,
eHorAlign, RVA_BASELINE);
if (i)
aPos.Y() += nDist;
pNode->MoveTo(aPos);
ExtendBy(rNodeRect, nSize > 1 ? RCP_NONE : RCP_ARG);
}
}
// #i972#
if (HasBaseline())
nFormulaBaseline = GetBaseline();
else
{
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
SmRect aRect = (SmRect(aTmpDev, &rFormat, OUString("a"),
GetFont().GetBorderWidth()));
nFormulaBaseline = GetAlignM();
// move from middle position by constant - distance
// between middle and baseline for single letter
nFormulaBaseline += aRect.GetBaseline() - aRect.GetAlignM();
}
}
SmNode * SmTableNode::GetLeftMost()
{
return this;
}
long SmTableNode::GetFormulaBaseline() const
{
return nFormulaBaseline;
}
/**************************************************************************/
void SmLineNode::Prepare(const SmFormat &rFormat, const SmDocShell &rDocShell)
{
SmNode::Prepare(rFormat, rDocShell);
// Here we use the 'FNT_VARIABLE' font since it's ascent and descent in general fit better
// to the rest of the formula compared to the 'FNT_MATH' font.
GetFont() = rFormat.GetFont(FNT_VARIABLE);
Flags() |= FLG_FONT;
}
/**************************************************************************/
void SmLineNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
// arranges all subnodes in one row with some extra space between
{
SmNode *pNode;
sal_uInt16 nSize = GetNumSubNodes();
sal_uInt16 i;
for (i = 0; i < nSize; i++)
if (NULL != (pNode = GetSubNode(i)))
pNode->Arrange(rDev, rFormat);
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
if (nSize < 1)
{
// provide an empty rectangle with alignment parameters for the "current"
// font (in order to make "a^1 {}_2^3 a_4" work correct, that is, have the
// same sub-/supscript positions.)
//! be sure to use a character that has explicitly defined HiAttribut
//! line in rect.cxx such as 'a' in order to make 'vec a' look same to
//! 'vec {a}'.
SmRect::operator = (SmRect(aTmpDev, &rFormat, OUString("a"),
GetFont().GetBorderWidth()));
// make sure that the rectangle occupies (almost) no space
SetWidth(1);
SetItalicSpaces(0, 0);
return;
}
// make distance depend on font size
long nDist = (rFormat.GetDistance(DIS_HORIZONTAL) * GetFont().GetSize().Height()) / 100L;
if (!IsUseExtraSpaces())
nDist = 0;
Point aPos;
// copy the first node into LineNode and extend by the others
if (NULL != (pNode = GetSubNode(0)))
SmRect::operator = (pNode->GetRect());
for (i = 1; i < nSize; i++)
if (NULL != (pNode = GetSubNode(i)))
{
aPos = pNode->AlignTo(*this, RP_RIGHT, RHA_CENTER, RVA_BASELINE);
// add horizontal space to the left for each but the first sub node
aPos.X() += nDist;
pNode->MoveTo(aPos);
ExtendBy( *pNode, RCP_XOR );
}
}
/**************************************************************************/
void SmExpressionNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
// as 'SmLineNode::Arrange' but keeps alignment of leftmost subnode
{
SmLineNode::Arrange(rDev, rFormat);
// copy alignment of leftmost subnode if any
SmNode *pNode = GetLeftMost();
if (pNode)
SetRectHorAlign(pNode->GetRectHorAlign(), false);
}
/**************************************************************************/
void SmUnHorNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
bool bIsPostfix = GetToken().eType == TFACT;
SmNode *pOper = GetSubNode(bIsPostfix ? 1 : 0),
*pBody = GetSubNode(bIsPostfix ? 0 : 1);
OSL_ENSURE(pOper, "Sm: NULL pointer");
OSL_ENSURE(pBody, "Sm: NULL pointer");
pOper->SetSize(Fraction (rFormat.GetRelSize(SIZ_OPERATOR), 100));
pOper->Arrange(rDev, rFormat);
pBody->Arrange(rDev, rFormat);
Point aPos = pOper->AlignTo(*pBody, bIsPostfix ? RP_RIGHT : RP_LEFT,
RHA_CENTER, RVA_BASELINE);
// add a bit space between operator and argument
// (worst case -{1 over 2} where - and over have almost no space inbetween)
long nDelta = pOper->GetFont().GetSize().Height() / 20;
if (bIsPostfix)
aPos.X() += nDelta;
else
aPos.X() -= nDelta;
pOper->MoveTo(aPos);
SmRect::operator = (*pBody);
long nOldBot = GetBottom();
ExtendBy(*pOper, RCP_XOR);
// workaround for Bug 50865: "a^2 a^+2" have different baselines
// for exponents (if size of exponent is large enough)
SetBottom(nOldBot);
}
/**************************************************************************/
void SmRootNode::GetHeightVerOffset(const SmRect &rRect,
long &rHeight, long &rVerOffset)
// calculate height and vertical offset of root sign suitable for 'rRect'
{
rVerOffset = (rRect.GetBottom() - rRect.GetAlignB()) / 2;
rHeight = rRect.GetHeight() - rVerOffset;
OSL_ENSURE(rHeight >= 0, "Sm : Ooops...");
OSL_ENSURE(rVerOffset >= 0, "Sm : Ooops...");
}
Point SmRootNode::GetExtraPos(const SmRect &rRootSymbol,
const SmRect &rExtra)
{
const Size &rSymSize = rRootSymbol.GetSize();
Point aPos = rRootSymbol.GetTopLeft()
+ Point((rSymSize.Width() * 70) / 100,
(rSymSize.Height() * 52) / 100);
// from this calculate topleft edge of 'rExtra'
aPos.X() -= rExtra.GetWidth() + rExtra.GetItalicRightSpace();
aPos.Y() -= rExtra.GetHeight();
// if there's enough space move a bit less to the right
// examples: "nroot i a", "nroot j a"
// (it looks better if we don't use italic-spaces here)
long nX = rRootSymbol.GetLeft() + (rSymSize.Width() * 30) / 100;
if (aPos.X() > nX)
aPos.X() = nX;
return aPos;
}
void SmRootNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
//! pExtra needs to have the smaller index than pRootSym in order to
//! not to get the root symbol but the pExtra when clicking on it in the
//! GraphicWindow. (That is because of the simplicity of the algorithm
//! that finds the node corresponding to a mouseclick in the window.)
SmNode *pExtra = GetSubNode(0),
*pRootSym = GetSubNode(1),
*pBody = GetSubNode(2);
OSL_ENSURE(pRootSym, "Sm: NULL pointer");
OSL_ENSURE(pBody, "Sm: NULL pointer");
pBody->Arrange(rDev, rFormat);
long nHeight,
nVerOffset;
GetHeightVerOffset(*pBody, nHeight, nVerOffset);
nHeight += rFormat.GetDistance(DIS_ROOT)
* GetFont().GetSize().Height() / 100L;
// font specialist advised to change the width first
pRootSym->AdaptToY(rDev, nHeight);
pRootSym->AdaptToX(rDev, pBody->GetItalicWidth());
pRootSym->Arrange(rDev, rFormat);
Point aPos = pRootSym->AlignTo(*pBody, RP_LEFT, RHA_CENTER, RVA_BASELINE);
//! override calculated vertical position
aPos.Y() = pRootSym->GetTop() + pBody->GetBottom() - pRootSym->GetBottom();
aPos.Y() -= nVerOffset;
pRootSym->MoveTo(aPos);
if (pExtra)
{ pExtra->SetSize(Fraction(rFormat.GetRelSize(SIZ_INDEX), 100));
pExtra->Arrange(rDev, rFormat);
aPos = GetExtraPos(*pRootSym, *pExtra);
pExtra->MoveTo(aPos);
}
SmRect::operator = (*pBody);
ExtendBy(*pRootSym, RCP_THIS);
if (pExtra)
ExtendBy(*pExtra, RCP_THIS, true);
}
void SmRootNode::CreateTextFromNode(OUString &rText)
{
SmNode *pExtra = GetSubNode(0);
if (pExtra)
{
rText += "nroot ";
pExtra->CreateTextFromNode(rText);
}
else
rText += "sqrt ";
if (!pExtra && GetSubNode(2)->GetNumSubNodes() > 1)
rText += "{ ";
GetSubNode(2)->CreateTextFromNode(rText);
if (!pExtra && GetSubNode(2)->GetNumSubNodes() > 1)
rText += "} ";
}
/**************************************************************************/
void SmDynIntegralNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
SmNode *pDynIntegralSym = Symbol(),
*pBody = Body();
OSL_ENSURE(pDynIntegralSym, "Sm: NULL pointer");
OSL_ENSURE(pBody, "Sm: NULL pointer");
pBody->Arrange(rDev, rFormat);
long nHeight = pBody->GetHeight();
pDynIntegralSym->AdaptToY(rDev, nHeight);
pDynIntegralSym->Arrange(rDev, rFormat);
Point aPos = pDynIntegralSym->AlignTo(*pBody, RP_LEFT, RHA_CENTER, RVA_BASELINE);
//! override calculated vertical position
aPos.Y() = pDynIntegralSym->GetTop() + pBody->GetBottom() - pDynIntegralSym->GetBottom();
pDynIntegralSym->MoveTo(aPos);
// override its own rectangle with pBody's
SmRect::operator = (*pBody);
// extends this rectangle with the symbol's one
ExtendBy(*pDynIntegralSym, RCP_THIS);
}
void SmDynIntegralNode::CreateTextFromNode(OUString &rText)
{
rText += "intd ";
SmNode *pBody = GetSubNode(1);
if (pBody->GetNumSubNodes() > 1)
rText += "{ ";
pBody->CreateTextFromNode(rText);
if (pBody->GetNumSubNodes() > 1)
rText += "} ";
}
/**************************************************************************/
void SmBinHorNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
SmNode *pLeft = GetSubNode(0),
*pOper = GetSubNode(1),
*pRight = GetSubNode(2);
OSL_ENSURE(pLeft != NULL, "Sm: NULL pointer");
OSL_ENSURE(pOper != NULL, "Sm: NULL pointer");
OSL_ENSURE(pRight != NULL, "Sm: NULL pointer");
pOper->SetSize(Fraction (rFormat.GetRelSize(SIZ_OPERATOR), 100));
pLeft ->Arrange(rDev, rFormat);
pOper ->Arrange(rDev, rFormat);
pRight->Arrange(rDev, rFormat);
const SmRect &rOpRect = pOper->GetRect();
long nDist = (rOpRect.GetWidth() *
rFormat.GetDistance(DIS_HORIZONTAL)) / 100L;
SmRect::operator = (*pLeft);
Point aPos;
aPos = pOper->AlignTo(*this, RP_RIGHT, RHA_CENTER, RVA_BASELINE);
aPos.X() += nDist;
pOper->MoveTo(aPos);
ExtendBy(*pOper, RCP_XOR);
aPos = pRight->AlignTo(*this, RP_RIGHT, RHA_CENTER, RVA_BASELINE);
aPos.X() += nDist;
pRight->MoveTo(aPos);
ExtendBy(*pRight, RCP_XOR);
}
/**************************************************************************/
void SmBinVerNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
SmNode *pNum = GetSubNode(0),
*pLine = GetSubNode(1),
*pDenom = GetSubNode(2);
OSL_ENSURE(pNum, "Sm : NULL pointer");
OSL_ENSURE(pLine, "Sm : NULL pointer");
OSL_ENSURE(pDenom, "Sm : NULL pointer");
bool bIsTextmode = rFormat.IsTextmode();
if (bIsTextmode)
{
Fraction aFraction(rFormat.GetRelSize(SIZ_INDEX), 100);
pNum ->SetSize(aFraction);
pLine ->SetSize(aFraction);
pDenom->SetSize(aFraction);
}
pNum ->Arrange(rDev, rFormat);
pDenom->Arrange(rDev, rFormat);
long nFontHeight = GetFont().GetSize().Height(),
nExtLen = nFontHeight * rFormat.GetDistance(DIS_FRACTION) / 100L,
nThick = nFontHeight * rFormat.GetDistance(DIS_STROKEWIDTH) / 100L,
nWidth = std::max(pNum->GetItalicWidth(), pDenom->GetItalicWidth()),
nNumDist = bIsTextmode ? 0 :
nFontHeight * rFormat.GetDistance(DIS_NUMERATOR) / 100L,
nDenomDist = bIsTextmode ? 0 :
nFontHeight * rFormat.GetDistance(DIS_DENOMINATOR) / 100L;
// font specialist advised to change the width first
pLine->AdaptToY(rDev, nThick);
pLine->AdaptToX(rDev, nWidth + 2 * nExtLen);
pLine->Arrange(rDev, rFormat);
// get horizontal alignment for numerator
const SmNode *pLM = pNum->GetLeftMost();
RectHorAlign eHorAlign = pLM->GetRectHorAlign();
// move numerator to its position
Point aPos = pNum->AlignTo(*pLine, RP_TOP, eHorAlign, RVA_BASELINE);
aPos.Y() -= nNumDist;
pNum->MoveTo(aPos);
// get horizontal alignment for denominator
pLM = pDenom->GetLeftMost();
eHorAlign = pLM->GetRectHorAlign();
// move denominator to its position
aPos = pDenom->AlignTo(*pLine, RP_BOTTOM, eHorAlign, RVA_BASELINE);
aPos.Y() += nDenomDist;
pDenom->MoveTo(aPos);
SmRect::operator = (*pNum);
ExtendBy(*pDenom, RCP_NONE).ExtendBy(*pLine, RCP_NONE, pLine->GetCenterY());
}
void SmBinVerNode::CreateTextFromNode(OUString &rText)
{
SmNode *pNum = GetSubNode(0),
*pDenom = GetSubNode(2);
pNum->CreateTextFromNode(rText);
rText += "over ";
pDenom->CreateTextFromNode(rText);
}
SmNode * SmBinVerNode::GetLeftMost()
{
return this;
}
namespace {
/// @return value of the determinant formed by the two points
double Det(const Point &rHeading1, const Point &rHeading2)
{
return rHeading1.X() * rHeading2.Y() - rHeading1.Y() * rHeading2.X();
}
/// Is true iff the point 'rPoint1' belongs to the straight line through 'rPoint2'
/// and has the direction vector 'rHeading2'
bool IsPointInLine(const Point &rPoint1,
const Point &rPoint2, const Point &rHeading2)
{
OSL_ENSURE(rHeading2 != Point(), "Sm : 0 vector");
bool bRes = false;
static const double eps = 5.0 * DBL_EPSILON;
double fLambda;
if (labs(rHeading2.X()) > labs(rHeading2.Y()))
{
fLambda = (rPoint1.X() - rPoint2.X()) / (double) rHeading2.X();
bRes = fabs(rPoint1.Y() - (rPoint2.Y() + fLambda * rHeading2.Y())) < eps;
}
else
{
fLambda = (rPoint1.Y() - rPoint2.Y()) / (double) rHeading2.Y();
bRes = fabs(rPoint1.X() - (rPoint2.X() + fLambda * rHeading2.X())) < eps;
}
return bRes;
}
sal_uInt16 GetLineIntersectionPoint(Point &rResult,
const Point& rPoint1, const Point &rHeading1,
const Point& rPoint2, const Point &rHeading2)
{
OSL_ENSURE(rHeading1 != Point(), "Sm : 0 vector");
OSL_ENSURE(rHeading2 != Point(), "Sm : 0 vector");
sal_uInt16 nRes = 1;
static const double eps = 5.0 * DBL_EPSILON;
// are the direction vectors linearly dependent?
double fDet = Det(rHeading1, rHeading2);
if (fabs(fDet) < eps)
{
nRes = IsPointInLine(rPoint1, rPoint2, rHeading2) ? USHRT_MAX : 0;
rResult = nRes ? rPoint1 : Point();
}
else
{
// here we do not pay attention to the computational accuracy
// (that would be more complicated and is not really worth it in this case)
double fLambda = ( (rPoint1.Y() - rPoint2.Y()) * rHeading2.X()
- (rPoint1.X() - rPoint2.X()) * rHeading2.Y())
/ fDet;
rResult = Point(rPoint1.X() + (long) (fLambda * rHeading1.X()),
rPoint1.Y() + (long) (fLambda * rHeading1.Y()));
}
return nRes;
}
}
SmBinDiagonalNode::SmBinDiagonalNode(const SmToken &rNodeToken)
: SmStructureNode(NBINDIAGONAL, rNodeToken)
{
bAscending = false;
SetNumSubNodes(3);
}
/// @return position and size of the diagonal line
/// premise: SmRect of the node defines the limitation(!) consequently it has to be known upfront
void SmBinDiagonalNode::GetOperPosSize(Point &rPos, Size &rSize,
const Point &rDiagPoint, double fAngleDeg) const
{
static const double fPi = 3.1415926535897932384626433;
double fAngleRad = fAngleDeg / 180.0 * fPi;
long nRectLeft = GetItalicLeft(),
nRectRight = GetItalicRight(),
nRectTop = GetTop(),
nRectBottom = GetBottom();
Point aRightHdg (100, 0),
aDownHdg (0, 100),
aDiagHdg ( (long)(100.0 * cos(fAngleRad)),
(long)(-100.0 * sin(fAngleRad)) );
long nLeft, nRight, nTop, nBottom; // margins of the rectangle for the diagonal
Point aPoint;
if (IsAscending())
{
// determine top right corner
GetLineIntersectionPoint(aPoint,
Point(nRectLeft, nRectTop), aRightHdg,
rDiagPoint, aDiagHdg);
// is there a point of intersection with the top border?
if (aPoint.X() <= nRectRight)
{
nRight = aPoint.X();
nTop = nRectTop;
}
else
{
// there has to be a point of intersection with the right border!
GetLineIntersectionPoint(aPoint,
Point(nRectRight, nRectTop), aDownHdg,
rDiagPoint, aDiagHdg);
nRight = nRectRight;
nTop = aPoint.Y();
}
// determine bottom left corner
GetLineIntersectionPoint(aPoint,
Point(nRectLeft, nRectBottom), aRightHdg,
rDiagPoint, aDiagHdg);
// is there a point of intersection with the bottom border?
if (aPoint.X() >= nRectLeft)
{
nLeft = aPoint.X();
nBottom = nRectBottom;
}
else
{
// there has to be a point of intersection with the left border!
GetLineIntersectionPoint(aPoint,
Point(nRectLeft, nRectTop), aDownHdg,
rDiagPoint, aDiagHdg);
nLeft = nRectLeft;
nBottom = aPoint.Y();
}
}
else
{
// determine top left corner
GetLineIntersectionPoint(aPoint,
Point(nRectLeft, nRectTop), aRightHdg,
rDiagPoint, aDiagHdg);
// is there a point of intersection with the top border?
if (aPoint.X() >= nRectLeft)
{
nLeft = aPoint.X();
nTop = nRectTop;
}
else
{
// there has to be a point of intersection with the left border!
GetLineIntersectionPoint(aPoint,
Point(nRectLeft, nRectTop), aDownHdg,
rDiagPoint, aDiagHdg);
nLeft = nRectLeft;
nTop = aPoint.Y();
}
// determine bottom right corner
GetLineIntersectionPoint(aPoint,
Point(nRectLeft, nRectBottom), aRightHdg,
rDiagPoint, aDiagHdg);
// is there a point of intersection with the bottom border?
if (aPoint.X() <= nRectRight)
{
nRight = aPoint.X();
nBottom = nRectBottom;
}
else
{
// there has to be a point of intersection with the right border!
GetLineIntersectionPoint(aPoint,
Point(nRectRight, nRectTop), aDownHdg,
rDiagPoint, aDiagHdg);
nRight = nRectRight;
nBottom = aPoint.Y();
}
}
rSize = Size(nRight - nLeft + 1, nBottom - nTop + 1);
rPos.X() = nLeft;
rPos.Y() = nTop;
}
void SmBinDiagonalNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
// Both arguments have to get into the SubNodes before the Operator so that clicking
// within the GraphicWindow sets the FormulaCursor correctly (cf. SmRootNode)
SmNode *pLeft = GetSubNode(0),
*pRight = GetSubNode(1);
OSL_ENSURE(pLeft, "Sm : NULL pointer");
OSL_ENSURE(pRight, "Sm : NULL pointer");
OSL_ENSURE(GetSubNode(2)->GetType() == NPOLYLINE, "Sm : wrong node type");
SmPolyLineNode *pOper = static_cast<SmPolyLineNode *>(GetSubNode(2));
OSL_ENSURE(pOper, "Sm : NULL pointer");
//! some routines being called extract some info from the OutputDevice's
//! font (eg the space to be used for borders OR the font name(!!)).
//! Thus the font should reflect the needs and has to be set!
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
pLeft->Arrange(aTmpDev, rFormat);
pRight->Arrange(aTmpDev, rFormat);
// determine implicitly the values (incl. the margin) of the diagonal line
pOper->Arrange(aTmpDev, rFormat);
long nDelta = pOper->GetWidth() * 8 / 10;
// determine TopLeft position from the right argument
Point aPos;
aPos.X() = pLeft->GetItalicRight() + nDelta + pRight->GetItalicLeftSpace();
if (IsAscending())
aPos.Y() = pLeft->GetBottom() + nDelta;
else
aPos.Y() = pLeft->GetTop() - nDelta - pRight->GetHeight();
pRight->MoveTo(aPos);
// determine new baseline
long nTmpBaseline = IsAscending() ? (pLeft->GetBottom() + pRight->GetTop()) / 2
: (pLeft->GetTop() + pRight->GetBottom()) / 2;
Point aLogCenter ((pLeft->GetItalicRight() + pRight->GetItalicLeft()) / 2,
nTmpBaseline);
SmRect::operator = (*pLeft);
ExtendBy(*pRight, RCP_NONE);
// determine position and size of diagonal line
Size aTmpSize;
GetOperPosSize(aPos, aTmpSize, aLogCenter, IsAscending() ? 60.0 : -60.0);
// font specialist advised to change the width first
pOper->AdaptToY(aTmpDev, aTmpSize.Height());
pOper->AdaptToX(aTmpDev, aTmpSize.Width());
// and make it active
pOper->Arrange(aTmpDev, rFormat);
pOper->MoveTo(aPos);
ExtendBy(*pOper, RCP_NONE, nTmpBaseline);
}
/**************************************************************************/
void SmSubSupNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
OSL_ENSURE(GetNumSubNodes() == 1 + SUBSUP_NUM_ENTRIES,
"Sm: wrong number of subnodes");
SmNode *pBody = GetBody();
OSL_ENSURE(pBody, "Sm: NULL pointer");
long nOrigHeight = pBody->GetFont().GetSize().Height();
pBody->Arrange(rDev, rFormat);
const SmRect &rBodyRect = pBody->GetRect();
SmRect::operator = (rBodyRect);
// line that separates sub- and supscript rectangles
long nDelimLine = SmFromTo(GetAlignB(), GetAlignT(), 0.4);
Point aPos;
long nDelta, nDist;
// iterate over all possible sub-/supscripts
SmRect aTmpRect (rBodyRect);
for (int i = 0; i < SUBSUP_NUM_ENTRIES; i++)
{ SmSubSup eSubSup = (SmSubSup) i; // cast
SmNode *pSubSup = GetSubSup(eSubSup);
if (!pSubSup)
continue;
// switch position of limits if we are in textmode
if (rFormat.IsTextmode() && (GetToken().nGroup & TGLIMIT))
switch (eSubSup)
{ case CSUB: eSubSup = RSUB; break;
case CSUP: eSubSup = RSUP; break;
default:
break;
}
// prevent sub-/supscripts from diminishing in size
// (as would be in "a_{1_{2_{3_4}}}")
if (GetFont().GetSize().Height() > rFormat.GetBaseSize().Height() / 3)
{
sal_uInt16 nIndex = (eSubSup == CSUB || eSubSup == CSUP) ?
SIZ_LIMITS : SIZ_INDEX;
Fraction aFraction ( rFormat.GetRelSize(nIndex), 100 );
pSubSup->SetSize(aFraction);
}
pSubSup->Arrange(rDev, rFormat);
bool bIsTextmode = rFormat.IsTextmode();
nDist = 0;
//! be sure that CSUB, CSUP are handled before the other cases!
switch (eSubSup)
{ case RSUB :
case LSUB :
if (!bIsTextmode)
nDist = nOrigHeight
* rFormat.GetDistance(DIS_SUBSCRIPT) / 100L;
aPos = pSubSup->GetRect().AlignTo(aTmpRect,
eSubSup == LSUB ? RP_LEFT : RP_RIGHT,
RHA_CENTER, RVA_BOTTOM);
aPos.Y() += nDist;
nDelta = nDelimLine - aPos.Y();
if (nDelta > 0)
aPos.Y() += nDelta;
break;
case RSUP :
case LSUP :
if (!bIsTextmode)
nDist = nOrigHeight
* rFormat.GetDistance(DIS_SUPERSCRIPT) / 100L;
aPos = pSubSup->GetRect().AlignTo(aTmpRect,
eSubSup == LSUP ? RP_LEFT : RP_RIGHT,
RHA_CENTER, RVA_TOP);
aPos.Y() -= nDist;
nDelta = aPos.Y() + pSubSup->GetHeight() - nDelimLine;
if (nDelta > 0)
aPos.Y() -= nDelta;
break;
case CSUB :
if (!bIsTextmode)
nDist = nOrigHeight
* rFormat.GetDistance(DIS_LOWERLIMIT) / 100L;
aPos = pSubSup->GetRect().AlignTo(rBodyRect, RP_BOTTOM,
RHA_CENTER, RVA_BASELINE);
aPos.Y() += nDist;
break;
case CSUP :
if (!bIsTextmode)
nDist = nOrigHeight
* rFormat.GetDistance(DIS_UPPERLIMIT) / 100L;
aPos = pSubSup->GetRect().AlignTo(rBodyRect, RP_TOP,
RHA_CENTER, RVA_BASELINE);
aPos.Y() -= nDist;
break;
}
pSubSup->MoveTo(aPos);
ExtendBy(*pSubSup, RCP_THIS, true);
// update rectangle to which RSUB, RSUP, LSUB, LSUP
// will be aligned to
if (eSubSup == CSUB || eSubSup == CSUP)
aTmpRect = *this;
}
}
void SmSubSupNode::CreateTextFromNode(OUString &rText)
{
SmNode *pNode;
GetSubNode(0)->CreateTextFromNode(rText);
if (NULL != (pNode = GetSubNode(LSUB+1)))
{
rText += "lsub ";
pNode->CreateTextFromNode(rText);
}
if (NULL != (pNode = GetSubNode(LSUP+1)))
{
rText += "lsup ";
pNode->CreateTextFromNode(rText);
}
if (NULL != (pNode = GetSubNode(CSUB+1)))
{
rText += "csub ";
pNode->CreateTextFromNode(rText);
}
if (NULL != (pNode = GetSubNode(CSUP+1)))
{
rText += "csup ";
pNode->CreateTextFromNode(rText);
}
if (NULL != (pNode = GetSubNode(RSUB+1)))
{
rText = comphelper::string::stripEnd(rText, ' ');
rText += "_";
pNode->CreateTextFromNode(rText);
}
if (NULL != (pNode = GetSubNode(RSUP+1)))
{
rText = comphelper::string::stripEnd(rText, ' ');
rText += "^";
pNode->CreateTextFromNode(rText);
}
}
/**************************************************************************/
void SmBraceNode::CreateTextFromNode(OUString &rText)
{
if (GetScaleMode() == SCALE_HEIGHT)
rText += "left ";
{
OUString aStr;
GetSubNode(0)->CreateTextFromNode(aStr);
aStr = comphelper::string::strip(aStr, ' ');
aStr = comphelper::string::stripStart(aStr, '\\');
if (!aStr.isEmpty())
{
if (aStr == "divides")
rText += "lline";
else if (aStr == "parallel")
rText += "ldline";
else if (aStr == "<")
rText += "langle";
else
rText += aStr;
rText += " ";
}
else
rText += "none ";
}
GetSubNode(1)->CreateTextFromNode(rText);
if (GetScaleMode() == SCALE_HEIGHT)
rText += "right ";
{
OUString aStr;
GetSubNode(2)->CreateTextFromNode(aStr);
aStr = comphelper::string::strip(aStr, ' ');
aStr = comphelper::string::stripStart(aStr, '\\');
if (!aStr.isEmpty())
{
if (aStr == "divides")
rText += "rline";
else if (aStr == "parallel")
rText += "rdline";
else if (aStr == ">")
rText += "rangle";
else
rText += aStr;
rText += " ";
}
else
rText += "none ";
}
rText += " ";
}
void SmBraceNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
SmNode *pLeft = GetSubNode(0),
*pBody = GetSubNode(1),
*pRight = GetSubNode(2);
OSL_ENSURE(pLeft, "Sm: NULL pointer");
OSL_ENSURE(pBody, "Sm: NULL pointer");
OSL_ENSURE(pRight, "Sm: NULL pointer");
pBody->Arrange(rDev, rFormat);
bool bIsScaleNormal = rFormat.IsScaleNormalBrackets(),
bScale = pBody->GetHeight() > 0 &&
(GetScaleMode() == SCALE_HEIGHT || bIsScaleNormal),
bIsABS = GetToken().eType == TABS;
long nFaceHeight = GetFont().GetSize().Height();
// determine oversize in %
sal_uInt16 nPerc = 0;
if (!bIsABS && bScale)
{ // in case of oversize braces...
sal_uInt16 nIndex = GetScaleMode() == SCALE_HEIGHT ?
DIS_BRACKETSIZE : DIS_NORMALBRACKETSIZE;
nPerc = rFormat.GetDistance(nIndex);
}
// determine the height for the braces
long nBraceHeight;
if (bScale)
{
nBraceHeight = pBody->GetType() == NBRACEBODY ?
static_cast<SmBracebodyNode *>(pBody)->GetBodyHeight()
: pBody->GetHeight();
nBraceHeight += 2 * (nBraceHeight * nPerc / 100L);
}
else
nBraceHeight = nFaceHeight;
// distance to the argument
nPerc = bIsABS ? 0 : rFormat.GetDistance(DIS_BRACKETSPACE);
long nDist = nFaceHeight * nPerc / 100L;
// if wanted, scale the braces to the wanted size
if (bScale)
{
Size aTmpSize (pLeft->GetFont().GetSize());
OSL_ENSURE(pRight->GetFont().GetSize() == aTmpSize,
"Sm : different font sizes");
aTmpSize.Width() = std::min((long) nBraceHeight * 60L / 100L,
rFormat.GetBaseSize().Height() * 3L / 2L);
// correction factor since change from StarMath to OpenSymbol font
// because of the different font width in the FontMetric
aTmpSize.Width() *= 182;
aTmpSize.Width() /= 267;
sal_Unicode cChar = pLeft->GetToken().cMathChar;
if (cChar != MS_LINE && cChar != MS_DLINE &&
cChar != MS_VERTLINE && cChar != MS_DVERTLINE)
pLeft ->GetFont().SetSize(aTmpSize);
cChar = pRight->GetToken().cMathChar;
if (cChar != MS_LINE && cChar != MS_DLINE &&
cChar != MS_VERTLINE && cChar != MS_DVERTLINE)
pRight->GetFont().SetSize(aTmpSize);
pLeft ->AdaptToY(rDev, nBraceHeight);
pRight->AdaptToY(rDev, nBraceHeight);
}
pLeft ->Arrange(rDev, rFormat);
pRight->Arrange(rDev, rFormat);
// required in order to make "\(a\) - (a) - left ( a right )" look alright
RectVerAlign eVerAlign = bScale ? RVA_CENTERY : RVA_BASELINE;
Point aPos;
aPos = pLeft->AlignTo(*pBody, RP_LEFT, RHA_CENTER, eVerAlign);
aPos.X() -= nDist;
pLeft->MoveTo(aPos);
aPos = pRight->AlignTo(*pBody, RP_RIGHT, RHA_CENTER, eVerAlign);
aPos.X() += nDist;
pRight->MoveTo(aPos);
SmRect::operator = (*pBody);
ExtendBy(*pLeft, RCP_THIS).ExtendBy(*pRight, RCP_THIS);
}
/**************************************************************************/
void SmBracebodyNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
sal_uInt16 nNumSubNodes = GetNumSubNodes();
if (nNumSubNodes == 0)
return;
// arrange arguments
sal_uInt16 i;
for (i = 0; i < nNumSubNodes; i += 2)
GetSubNode(i)->Arrange(rDev, rFormat);
// build reference rectangle with necessary info for vertical alignment
SmRect aRefRect (*GetSubNode(0));
for (i = 0; i < nNumSubNodes; i += 2)
{
SmRect aTmpRect (*GetSubNode(i));
Point aPos = aTmpRect.AlignTo(aRefRect, RP_RIGHT, RHA_CENTER, RVA_BASELINE);
aTmpRect.MoveTo(aPos);
aRefRect.ExtendBy(aTmpRect, RCP_XOR);
}
nBodyHeight = aRefRect.GetHeight();
// scale separators to required height and arrange them
bool bScale = GetScaleMode() == SCALE_HEIGHT || rFormat.IsScaleNormalBrackets();
long nHeight = bScale ? aRefRect.GetHeight() : GetFont().GetSize().Height();
sal_uInt16 nIndex = GetScaleMode() == SCALE_HEIGHT ?
DIS_BRACKETSIZE : DIS_NORMALBRACKETSIZE;
sal_uInt16 nPerc = rFormat.GetDistance(nIndex);
if (bScale)
nHeight += 2 * (nHeight * nPerc / 100L);
for (i = 1; i < nNumSubNodes; i += 2)
{
SmNode *pNode = GetSubNode(i);
pNode->AdaptToY(rDev, nHeight);
pNode->Arrange(rDev, rFormat);
}
// horizontal distance between argument and brackets or separators
long nDist = GetFont().GetSize().Height()
* rFormat.GetDistance(DIS_BRACKETSPACE) / 100L;
SmNode *pLeft = GetSubNode(0);
SmRect::operator = (*pLeft);
for (i = 1; i < nNumSubNodes; i++)
{
bool bIsSeparator = i % 2 != 0;
RectVerAlign eVerAlign = bIsSeparator ? RVA_CENTERY : RVA_BASELINE;
SmNode *pRight = GetSubNode(i);
Point aPosX = pRight->AlignTo(*pLeft, RP_RIGHT, RHA_CENTER, eVerAlign),
aPosY = pRight->AlignTo(aRefRect, RP_RIGHT, RHA_CENTER, eVerAlign);
aPosX.X() += nDist;
pRight->MoveTo(Point(aPosX.X(), aPosY.Y()));
ExtendBy(*pRight, bIsSeparator ? RCP_THIS : RCP_XOR);
pLeft = pRight;
}
}
/**************************************************************************/
void SmVerticalBraceNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
SmNode *pBody = GetSubNode(0),
*pBrace = GetSubNode(1),
*pScript = GetSubNode(2);
OSL_ENSURE(pBody, "Sm: NULL pointer!");
OSL_ENSURE(pBrace, "Sm: NULL pointer!");
OSL_ENSURE(pScript, "Sm: NULL pointer!");
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
pBody->Arrange(aTmpDev, rFormat);
// size is the same as for limits for this part
pScript->SetSize( Fraction( rFormat.GetRelSize(SIZ_LIMITS), 100 ) );
// braces are a bit taller than usually
pBrace ->SetSize( Fraction(3, 2) );
long nItalicWidth = pBody->GetItalicWidth();
if (nItalicWidth > 0)
pBrace->AdaptToX(aTmpDev, nItalicWidth);
pBrace ->Arrange(aTmpDev, rFormat);
pScript->Arrange(aTmpDev, rFormat);
// determine the relative position and the distances between each other
RectPos eRectPos;
long nFontHeight = pBody->GetFont().GetSize().Height();
long nDistBody = nFontHeight * rFormat.GetDistance(DIS_ORNAMENTSIZE),
nDistScript = nFontHeight;
if (GetToken().eType == TOVERBRACE)
{
eRectPos = RP_TOP;
nDistBody = - nDistBody;
nDistScript *= - rFormat.GetDistance(DIS_UPPERLIMIT);
}
else // TUNDERBRACE
{
eRectPos = RP_BOTTOM;
nDistScript *= + rFormat.GetDistance(DIS_LOWERLIMIT);
}
nDistBody /= 100L;
nDistScript /= 100L;
Point aPos = pBrace->AlignTo(*pBody, eRectPos, RHA_CENTER, RVA_BASELINE);
aPos.Y() += nDistBody;
pBrace->MoveTo(aPos);
aPos = pScript->AlignTo(*pBrace, eRectPos, RHA_CENTER, RVA_BASELINE);
aPos.Y() += nDistScript;
pScript->MoveTo(aPos);
SmRect::operator = (*pBody);
ExtendBy(*pBrace, RCP_THIS).ExtendBy(*pScript, RCP_THIS);
}
/**************************************************************************/
SmNode * SmOperNode::GetSymbol()
{
SmNode *pNode = GetSubNode(0);
OSL_ENSURE(pNode, "Sm: NULL pointer!");
if (pNode->GetType() == NSUBSUP)
pNode = static_cast<SmSubSupNode *>(pNode)->GetBody();
OSL_ENSURE(pNode, "Sm: NULL pointer!");
return pNode;
}
long SmOperNode::CalcSymbolHeight(const SmNode &rSymbol,
const SmFormat &rFormat) const
// returns the font height to be used for operator-symbol
{
long nHeight = GetFont().GetSize().Height();
SmTokenType eTmpType = GetToken().eType;
if (eTmpType == TLIM || eTmpType == TLIMINF || eTmpType == TLIMSUP)
return nHeight;
if (!rFormat.IsTextmode())
{
// set minimum size ()
nHeight += (nHeight * 20L) / 100L;
nHeight += nHeight
* rFormat.GetDistance(DIS_OPERATORSIZE) / 100L;
nHeight = nHeight * 686L / 845L;
}
// correct user-defined symbols to match height of sum from used font
if (rSymbol.GetToken().eType == TSPECIAL)
nHeight = nHeight * 845L / 686L;
return nHeight;
}
void SmOperNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
SmNode *pOper = GetSubNode(0);
SmNode *pBody = GetSubNode(1);
OSL_ENSURE(pOper, "Sm: missing subnode");
OSL_ENSURE(pBody, "Sm: missing subnode");
SmNode *pSymbol = GetSymbol();
pSymbol->SetSize(Fraction(CalcSymbolHeight(*pSymbol, rFormat),
pSymbol->GetFont().GetSize().Height()));
pBody->Arrange(rDev, rFormat);
pOper->Arrange(rDev, rFormat);
long nOrigHeight = GetFont().GetSize().Height(),
nDist = nOrigHeight
* rFormat.GetDistance(DIS_OPERATORSPACE) / 100L;
Point aPos = pOper->AlignTo(*pBody, RP_LEFT, RHA_CENTER, /*RVA_CENTERY*/RVA_MID);
aPos.X() -= nDist;
pOper->MoveTo(aPos);
SmRect::operator = (*pBody);
ExtendBy(*pOper, RCP_THIS);
}
/**************************************************************************/
void SmAlignNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
// set alignment within the entire subtree (including current node)
{
OSL_ENSURE(GetNumSubNodes() > 0, "Sm: missing subnode");
SmNode *pNode = GetSubNode(0);
RectHorAlign eHorAlign = RHA_CENTER;
switch (GetToken().eType)
{
case TALIGNL: eHorAlign = RHA_LEFT; break;
case TALIGNC: eHorAlign = RHA_CENTER; break;
case TALIGNR: eHorAlign = RHA_RIGHT; break;
default:
break;
}
SetRectHorAlign(eHorAlign);
pNode->Arrange(rDev, rFormat);
SmRect::operator = (pNode->GetRect());
}
/**************************************************************************/
void SmAttributNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
SmNode *pAttr = GetSubNode(0),
*pBody = GetSubNode(1);
OSL_ENSURE(pBody, "Sm: body missing");
OSL_ENSURE(pAttr, "Sm: attribute missing");
pBody->Arrange(rDev, rFormat);
if (GetScaleMode() == SCALE_WIDTH)
pAttr->AdaptToX(rDev, pBody->GetItalicWidth());
pAttr->Arrange(rDev, rFormat);
// get relative position of attribute
RectVerAlign eVerAlign;
long nDist = 0;
switch (GetToken().eType)
{ case TUNDERLINE :
eVerAlign = RVA_ATTRIBUT_LO;
break;
case TOVERSTRIKE :
eVerAlign = RVA_ATTRIBUT_MID;
break;
default :
eVerAlign = RVA_ATTRIBUT_HI;
if (pBody->GetType() == NATTRIBUT)
nDist = GetFont().GetSize().Height()
* rFormat.GetDistance(DIS_ORNAMENTSPACE) / 100L;
}
Point aPos = pAttr->AlignTo(*pBody, RP_ATTRIBUT, RHA_CENTER, eVerAlign);
aPos.Y() -= nDist;
pAttr->MoveTo(aPos);
SmRect::operator = (*pBody);
ExtendBy(*pAttr, RCP_THIS, true);
}
void SmFontNode::CreateTextFromNode(OUString &rText)
{
switch (GetToken().eType)
{
case TBOLD:
rText += "bold ";
break;
case TNBOLD:
rText += "nbold ";
break;
case TITALIC:
rText += "italic ";
break;
case TNITALIC:
rText += "nitalic ";
break;
case TPHANTOM:
rText += "phantom ";
break;
case TSIZE:
{
rText += "size ";
switch (nSizeType)
{
case FontSizeType::PLUS:
rText += "+";
break;
case FontSizeType::MINUS:
rText += "-";
break;
case FontSizeType::MULTIPLY:
rText += "*";
break;
case FontSizeType::DIVIDE:
rText += "/";
break;
case FontSizeType::ABSOLUT:
default:
break;
}
rText += ::rtl::math::doubleToUString(
static_cast<double>(aFontSize),
rtl_math_StringFormat_Automatic,
rtl_math_DecimalPlaces_Max, '.', true);
rText += " ";
}
break;
case TBLACK:
rText += "color black ";
break;
case TWHITE:
rText += "color white ";
break;
case TRED:
rText += "color red ";
break;
case TGREEN:
rText += "color green ";
break;
case TBLUE:
rText += "color blue ";
break;
case TCYAN:
rText += "color cyan ";
break;
case TMAGENTA:
rText += "color magenta ";
break;
case TYELLOW:
rText += "color yellow ";
break;
case TTEAL:
rText += "color teal";
break;
case TSILVER:
rText += "color silver";
break;
case TGRAY:
rText += "color gray";
break;
case TMAROON:
rText += "color maroon";
break;
case TPURPLE:
rText += "color purple";
break;
case TLIME:
rText += "color lime";
break;
case TOLIVE:
rText += "color olive";
break;
case TNAVY:
rText += "color navy";
break;
case TAQUA:
rText += "color aqua";
break;
case TFUCHSIA:
rText += "color fuchsia";
break;
case TSANS:
rText += "font sans ";
break;
case TSERIF:
rText += "font serif ";
break;
case TFIXED:
rText += "font fixed ";
break;
default:
break;
}
GetSubNode(1)->CreateTextFromNode(rText);
}
void SmFontNode::Prepare(const SmFormat &rFormat, const SmDocShell &rDocShell)
{
//! prepare subnodes first
SmNode::Prepare(rFormat, rDocShell);
int nFnt = -1;
switch (GetToken().eType)
{
case TFIXED: nFnt = FNT_FIXED; break;
case TSANS: nFnt = FNT_SANS; break;
case TSERIF: nFnt = FNT_SERIF; break;
default:
break;
}
if (nFnt != -1)
{ GetFont() = rFormat.GetFont( sal::static_int_cast< sal_uInt16 >(nFnt) );
SetFont(GetFont());
}
//! prevent overwrites of this font by 'Arrange' or 'SetFont' calls of
//! other font nodes (those with lower depth in the tree)
Flags() |= FLG_FONT;
}
void SmFontNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
SmNode *pNode = GetSubNode(1);
OSL_ENSURE(pNode, "Sm: missing subnode");
switch (GetToken().eType)
{ case TSIZE :
pNode->SetFontSize(aFontSize, nSizeType);
break;
case TSANS :
case TSERIF :
case TFIXED :
pNode->SetFont(GetFont());
break;
case TUNKNOWN : break; // no assertion on "font <?> <?>"
case TPHANTOM : SetPhantom(true); break;
case TBOLD : SetAttribut(ATTR_BOLD); break;
case TITALIC : SetAttribut(ATTR_ITALIC); break;
case TNBOLD : ClearAttribut(ATTR_BOLD); break;
case TNITALIC : ClearAttribut(ATTR_ITALIC); break;
case TBLACK : SetColor(Color(COL_BLACK)); break;
case TWHITE : SetColor(Color(COL_WHITE)); break;
case TRED : SetColor(Color(COL_LIGHTRED)); break;
case TGREEN : SetColor(Color(COL_GREEN)); break;
case TBLUE : SetColor(Color(COL_LIGHTBLUE)); break;
case TCYAN : SetColor(Color(COL_LIGHTCYAN)); break; // as in Calc
case TMAGENTA : SetColor(Color(COL_LIGHTMAGENTA)); break; // as in Calc
case TYELLOW : SetColor(Color(COL_YELLOW)); break;
case TTEAL : SetColor(Color(COL_CYAN)); break;
case TSILVER : SetColor(Color(COL_LIGHTGRAY)); break;
case TGRAY : SetColor(Color(COL_GRAY)); break;
case TMAROON : SetColor(Color(COL_RED)); break;
case TPURPLE : SetColor(Color(COL_MAGENTA)); break;
case TLIME : SetColor(Color(COL_LIGHTGREEN)); break;
case TOLIVE : SetColor(Color(COL_BROWN)); break;
case TNAVY : SetColor(Color(COL_BLUE)); break;
case TAQUA : SetColor(Color(COL_LIGHTCYAN)); break;
case TFUCHSIA : SetColor(Color(COL_LIGHTMAGENTA)); break;
default:
SAL_WARN("starmath", "unknown case");
}
pNode->Arrange(rDev, rFormat);
SmRect::operator = (pNode->GetRect());
}
void SmFontNode::SetSizeParameter(const Fraction& rValue, FontSizeType Type)
{
nSizeType = Type;
aFontSize = rValue;
}
/**************************************************************************/
SmPolyLineNode::SmPolyLineNode(const SmToken &rNodeToken)
: SmGraphicNode(NPOLYLINE, rNodeToken)
{
aPoly.SetSize(2);
nWidth = 0;
}
void SmPolyLineNode::AdaptToX(const OutputDevice &/*rDev*/, sal_uLong nNewWidth)
{
aToSize.Width() = nNewWidth;
}
void SmPolyLineNode::AdaptToY(const OutputDevice &/*rDev*/, sal_uLong nNewHeight)
{
GetFont().FreezeBorderWidth();
aToSize.Height() = nNewHeight;
}
void SmPolyLineNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
//! some routines being called extract some info from the OutputDevice's
//! font (eg the space to be used for borders OR the font name(!!)).
//! Thus the font should reflect the needs and has to be set!
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
long nBorderwidth = GetFont().GetBorderWidth();
// create polygon using both endpoints
OSL_ENSURE(aPoly.GetSize() == 2, "Sm : wrong number of points");
Point aPointA, aPointB;
if (GetToken().eType == TWIDESLASH)
{
aPointA.X() = nBorderwidth;
aPointA.Y() = aToSize.Height() - nBorderwidth;
aPointB.X() = aToSize.Width() - nBorderwidth;
aPointB.Y() = nBorderwidth;
}
else
{
OSL_ENSURE(GetToken().eType == TWIDEBACKSLASH, "Sm : unexpected token");
aPointA.X() =
aPointA.Y() = nBorderwidth;
aPointB.X() = aToSize.Width() - nBorderwidth;
aPointB.Y() = aToSize.Height() - nBorderwidth;
}
aPoly.SetPoint(aPointA, 0);
aPoly.SetPoint(aPointB, 1);
long nThick = GetFont().GetSize().Height()
* rFormat.GetDistance(DIS_STROKEWIDTH) / 100L;
nWidth = nThick + 2 * nBorderwidth;
SmRect::operator = (SmRect(aToSize.Width(), aToSize.Height()));
}
/**************************************************************************/
void SmRootSymbolNode::AdaptToX(const OutputDevice &/*rDev*/, sal_uLong nWidth)
{
nBodyWidth = nWidth;
}
void SmRootSymbolNode::AdaptToY(const OutputDevice &rDev, sal_uLong nHeight)
{
// some additional length so that the horizontal
// bar will be positioned above the argument
SmMathSymbolNode::AdaptToY(rDev, nHeight + nHeight / 10L);
}
/**************************************************************************/
void SmDynIntegralSymbolNode::AdaptToY(const OutputDevice &rDev, sal_uLong nHeight)
{
static const long nFactor = 12L;
// The new height equals (1 + nFactor) * oldHeight
// nFactor was chosen for keeping the integral sign from becoming too "fat".
SmMathSymbolNode::AdaptToY(rDev, nHeight + nHeight / nFactor);
// keep the ratio
long nCurWidth = GetSize().Width();
SmMathSymbolNode::AdaptToX(rDev, nCurWidth + nCurWidth / nFactor);
}
/**************************************************************************/
void SmRectangleNode::AdaptToX(const OutputDevice &/*rDev*/, sal_uLong nWidth)
{
aToSize.Width() = nWidth;
}
void SmRectangleNode::AdaptToY(const OutputDevice &/*rDev*/, sal_uLong nHeight)
{
GetFont().FreezeBorderWidth();
aToSize.Height() = nHeight;
}
void SmRectangleNode::Arrange(const OutputDevice &rDev, const SmFormat &/*rFormat*/)
{
long nFontHeight = GetFont().GetSize().Height();
long nWidth = aToSize.Width(),
nHeight = aToSize.Height();
if (nHeight == 0)
nHeight = nFontHeight / 30;
if (nWidth == 0)
nWidth = nFontHeight / 3;
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
// add some borderspace
sal_uLong nTmpBorderWidth = GetFont().GetBorderWidth();
nHeight += 2 * nTmpBorderWidth;
//! use this method in order to have 'SmRect::HasAlignInfo() == true'
//! and thus having the attribute-fences updated in 'SmRect::ExtendBy'
SmRect::operator = (SmRect(nWidth, nHeight));
}
/**************************************************************************/
SmTextNode::SmTextNode( SmNodeType eNodeType, const SmToken &rNodeToken, sal_uInt16 nFontDescP )
: SmVisibleNode(eNodeType, rNodeToken)
, nFontDesc(nFontDescP)
, nSelectionStart(0)
, nSelectionEnd(0)
{
}
SmTextNode::SmTextNode( const SmToken &rNodeToken, sal_uInt16 nFontDescP )
: SmVisibleNode(NTEXT, rNodeToken)
, nFontDesc(nFontDescP)
, nSelectionStart(0)
, nSelectionEnd(0)
{
}
void SmTextNode::Prepare(const SmFormat &rFormat, const SmDocShell &rDocShell)
{
SmNode::Prepare(rFormat, rDocShell);
// default setting for horizontal alignment of nodes with TTEXT
// content is as alignl (cannot be done in Arrange since it would
// override the settings made by an SmAlignNode before)
if (TTEXT == GetToken().eType)
SetRectHorAlign( RHA_LEFT );
aText = GetToken().aText;
GetFont() = rFormat.GetFont(GetFontDesc());
if (IsItalic( GetFont() ))
Attributes() |= ATTR_ITALIC;
if (IsBold( GetFont() ))
Attributes() |= ATTR_BOLD;
// special handling for ':' where it is a token on it's own and is likely
// to be used for mathematical notations. (E.g. a:b = 2:3)
// In that case it should not be displayed in italic.
if (GetToken().aText.getLength() == 1 && GetToken().aText[0] == ':')
Attributes() &= ~ATTR_ITALIC;
};
void SmTextNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
PrepareAttributes();
sal_uInt16 nSizeDesc = GetFontDesc() == FNT_FUNCTION ?
SIZ_FUNCTION : SIZ_TEXT;
GetFont() *= Fraction (rFormat.GetRelSize(nSizeDesc), 100);
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
SmRect::operator = (SmRect(aTmpDev, &rFormat, aText, GetFont().GetBorderWidth()));
}
void SmTextNode::CreateTextFromNode(OUString &rText)
{
bool bQuoted=false;
if (GetToken().eType == TTEXT)
{
rText += "\"";
bQuoted=true;
}
else
{
SmParser aParseTest;
SmNode *pTable = aParseTest.Parse(GetToken().aText);
bQuoted=true;
if ( (pTable->GetType() == NTABLE) && (pTable->GetNumSubNodes() == 1) )
{
SmNode *pResult = pTable->GetSubNode(0);
if ( (pResult->GetType() == NLINE) &&
(pResult->GetNumSubNodes() == 1) )
{
pResult = pResult->GetSubNode(0);
if (pResult->GetType() == NTEXT)
bQuoted=false;
}
}
delete pTable;
if ((GetToken().eType == TIDENT) && (GetFontDesc() == FNT_FUNCTION))
{
//Search for existing functions and remove extraenous keyword
rText += "func ";
}
else if (bQuoted)
rText += "italic ";
if (bQuoted)
rText += "\"";
}
rText += GetToken().aText;
if (bQuoted)
rText += "\"";
rText += " ";
}
void SmTextNode::GetAccessibleText( OUStringBuffer &rText ) const
{
rText.append(aText);
}
void SmTextNode::AdjustFontDesc()
{
if (GetToken().eType == TTEXT)
nFontDesc = FNT_TEXT;
else if(GetToken().eType == TFUNC)
nFontDesc = FNT_FUNCTION;
else {
SmTokenType nTok;
const SmTokenTableEntry *pEntry = SmParser::GetTokenTableEntry( aText );
if (pEntry && pEntry->nGroup == TGFUNCTION) {
nTok = pEntry->eType;
nFontDesc = FNT_FUNCTION;
} else {
sal_Unicode firstChar = aText[0];
if( ('0' <= firstChar && firstChar <= '9') || firstChar == '.' || firstChar == ',') {
nFontDesc = FNT_NUMBER;
nTok = TNUMBER;
} else if (aText.getLength() > 1) {
nFontDesc = FNT_VARIABLE;
nTok = TIDENT;
} else {
nFontDesc = FNT_VARIABLE;
nTok = TCHARACTER;
}
}
SmToken tok = GetToken();
tok.eType = nTok;
SetToken(tok);
}
}
sal_Unicode SmTextNode::ConvertSymbolToUnicode(sal_Unicode nIn)
{
//Find the best match in accepted unicode for our private area symbols
static const sal_Unicode aStarMathPrivateToUnicode[] =
{
0x2030, 0xF613, 0xF612, 0x002B, 0x003C, 0x003E, 0xE425, 0xE421, 0xE088, 0x2208,
0x0192, 0x2026, 0x2192, 0x221A, 0x221A, 0x221A, 0xE090, 0x005E, 0x02C7, 0x02D8,
0x00B4, 0x0060, 0x02DC, 0x00AF, 0x0362, 0xE099, 0xE09A, 0x20DB, 0xE09C, 0xE09D,
0x0028, 0x0029, 0x2220, 0x22AF, 0xE0A2, 0xE0A3, 0xE0A4, 0xE0A5, 0xE0A6, 0xE0A7,
0x002F, 0x005C, 0x274F, 0xE0AB, 0x0393, 0x0394, 0x0398, 0x039b, 0x039e, 0x03A0,
0x03a3, 0x03a5, 0x03a6, 0x03a8, 0x03A9, 0x03B1, 0x03B2, 0x03b3, 0x03b4, 0x03b5,
0x03b6, 0x03b7, 0x03b8, 0x03b9, 0x03ba, 0x03bb, 0x03bc, 0x03bd, 0x03be, 0x03bf,
0x03c0, 0x03c1, 0x03c3, 0x03c4, 0x03c5, 0x03c6, 0x03c7, 0x03c8, 0x03c9, 0x03b5,
0x03d1, 0x03d6, 0xE0D2, 0x03db, 0x2118, 0x2202, 0x2129, 0xE0D7, 0xE0D8, 0x22A4,
0xE0DA, 0x2190, 0x2191, 0x2193
};
if ((nIn >= 0xE080) && (nIn <= 0xE0DD))
nIn = aStarMathPrivateToUnicode[nIn-0xE080];
//For whatever unicode glyph that equation editor doesn't ship with that
//we have a possible match we can munge it to.
switch (nIn)
{
case 0x2223:
nIn = '|';
break;
default:
break;
}
return nIn;
}
/**************************************************************************/
void SmMatrixNode::CreateTextFromNode(OUString &rText)
{
rText += "matrix {";
for (sal_uInt16 i = 0; i < nNumRows; i++)
{
for (sal_uInt16 j = 0; j < nNumCols; j++)
{
SmNode *pNode = GetSubNode(i * nNumCols + j);
if (pNode)
pNode->CreateTextFromNode(rText);
if (j != nNumCols-1)
rText += "# ";
}
if (i != nNumRows-1)
rText += "## ";
}
rText = comphelper::string::stripEnd(rText, ' ');
rText += "} ";
}
void SmMatrixNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
SmNode *pNode;
sal_uInt16 i, j;
// initialize array that is to hold the maximum widths of all
// elements (subnodes) in that column.
std::vector<long> aColWidth(nNumCols);
// arrange subnodes and calculate the above arrays contents
sal_uInt16 nNodes = GetNumSubNodes();
for (i = 0; i < nNodes; i++)
{
sal_uInt16 nIdx = nNodes - 1 - i;
if (NULL != (pNode = GetSubNode(nIdx)))
{
pNode->Arrange(rDev, rFormat);
int nCol = nIdx % nNumCols;
aColWidth[nCol] = std::max(aColWidth[nCol], pNode->GetItalicWidth());
}
}
// norm distance from which the following two are calcutated
const long nNormDist = 3 * GetFont().GetSize().Height();
// define horizontal and vertical minimal distances that separate
// the elements
long nHorDist = nNormDist * rFormat.GetDistance(DIS_MATRIXCOL) / 100L,
nVerDist = nNormDist * rFormat.GetDistance(DIS_MATRIXROW) / 100L;
// build array that holds the leftmost position for each column
std::vector<long> aColLeft(nNumCols);
long nX = 0;
for (j = 0; j < nNumCols; j++)
{
aColLeft[j] = nX;
nX += aColWidth[j] + nHorDist;
}
Point aPos, aDelta;
SmRect aLineRect;
SmRect::operator = (SmRect());
for (i = 0; i < nNumRows; i++)
{ aLineRect = SmRect();
for (j = 0; j < nNumCols; j++)
{ SmNode *pTmpNode = GetSubNode(i * nNumCols + j);
OSL_ENSURE(pTmpNode, "Sm: NULL pointer");
const SmRect &rNodeRect = pTmpNode->GetRect();
// align all baselines in that row if possible
aPos = rNodeRect.AlignTo(aLineRect, RP_RIGHT, RHA_CENTER, RVA_BASELINE);
aPos.X() += nHorDist;
// get horizontal alignment
const SmNode *pCoNode = pTmpNode->GetLeftMost();
RectHorAlign eHorAlign = pCoNode->GetRectHorAlign();
// calculate horizontal position of element depending on column
// and horizontal alignment
switch (eHorAlign)
{ case RHA_LEFT:
aPos.X() = rNodeRect.GetLeft() + aColLeft[j];
break;
case RHA_CENTER:
aPos.X() = rNodeRect.GetLeft() + aColLeft[j]
+ aColWidth[j] / 2
- rNodeRect.GetItalicCenterX();
break;
case RHA_RIGHT:
aPos.X() = rNodeRect.GetLeft() + aColLeft[j]
+ aColWidth[j] - rNodeRect.GetItalicWidth();
break;
}
pTmpNode->MoveTo(aPos);
aLineRect.ExtendBy(rNodeRect, RCP_XOR);
}
aPos = aLineRect.AlignTo(*this, RP_BOTTOM, RHA_CENTER, RVA_BASELINE);
aPos.Y() += nVerDist;
// move 'aLineRect' and rectangles in that line to final position
aDelta.X() = 0; // since horizontal alignment is already done
aDelta.Y() = aPos.Y() - aLineRect.GetTop();
aLineRect.Move(aDelta);
for (j = 0; j < nNumCols; j++)
if (NULL != (pNode = GetSubNode(i * nNumCols + j)))
pNode->Move(aDelta);
ExtendBy(aLineRect, RCP_NONE);
}
}
void SmMatrixNode::SetRowCol(sal_uInt16 nMatrixRows, sal_uInt16 nMatrixCols)
{
nNumRows = nMatrixRows;
nNumCols = nMatrixCols;
}
SmNode * SmMatrixNode::GetLeftMost()
{
return this;
}
/**************************************************************************/
SmMathSymbolNode::SmMathSymbolNode(const SmToken &rNodeToken)
: SmSpecialNode(NMATH, rNodeToken, FNT_MATH)
{
sal_Unicode cChar = GetToken().cMathChar;
if ((sal_Unicode) '\0' != cChar)
SetText(OUString(cChar));
}
void SmMathSymbolNode::AdaptToX(const OutputDevice &rDev, sal_uLong nWidth)
{
// Since there is no function to do this, we try to approximate it:
Size aFntSize (GetFont().GetSize());
//! however the result is a bit better with 'nWidth' as initial font width
aFntSize.Width() = nWidth;
GetFont().SetSize(aFntSize);
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
// get denominator of error factor for width
long nTmpBorderWidth = GetFont().GetBorderWidth();
long nDenom = SmRect(aTmpDev, NULL, GetText(), nTmpBorderWidth).GetItalicWidth();
// scale fontwidth with this error factor
aFntSize.Width() *= nWidth;
aFntSize.Width() /= nDenom ? nDenom : 1;
GetFont().SetSize(aFntSize);
}
void SmMathSymbolNode::AdaptToY(const OutputDevice &rDev, sal_uLong nHeight)
{
GetFont().FreezeBorderWidth();
Size aFntSize (GetFont().GetSize());
// Since we only want to scale the height, we might have
// to determine the font width in order to keep it
if (aFntSize.Width() == 0)
{
OutputDevice &rDevNC = (OutputDevice &) rDev;
rDevNC.Push(PushFlags::FONT | PushFlags::MAPMODE);
rDevNC.SetFont(GetFont());
aFntSize.Width() = rDev.GetFontMetric().GetSize().Width();
rDevNC.Pop();
}
OSL_ENSURE(aFntSize.Width() != 0, "Sm: ");
//! however the result is a bit better with 'nHeight' as initial
//! font height
aFntSize.Height() = nHeight;
GetFont().SetSize(aFntSize);
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
// get denominator of error factor for height
long nTmpBorderWidth = GetFont().GetBorderWidth();
long nDenom = SmRect(aTmpDev, NULL, GetText(), nTmpBorderWidth).GetHeight();
// scale fontwidth with this error factor
aFntSize.Height() *= nHeight;
aFntSize.Height() /= nDenom ? nDenom : 1;
GetFont().SetSize(aFntSize);
}
void SmMathSymbolNode::Prepare(const SmFormat &rFormat, const SmDocShell &rDocShell)
{
SmNode::Prepare(rFormat, rDocShell);
GetFont() = rFormat.GetFont(GetFontDesc());
// use same font size as is used for variables
GetFont().SetSize( rFormat.GetFont( FNT_VARIABLE ).GetSize() );
OSL_ENSURE(GetFont().GetCharSet() == RTL_TEXTENCODING_SYMBOL ||
GetFont().GetCharSet() == RTL_TEXTENCODING_UNICODE,
"wrong charset for character from StarMath/OpenSymbol font");
Flags() |= FLG_FONT | FLG_ITALIC;
};
void SmMathSymbolNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
const OUString &rText = GetText();
if (rText.isEmpty() || rText[0] == '\0')
{ SmRect::operator = (SmRect());
return;
}
PrepareAttributes();
GetFont() *= Fraction (rFormat.GetRelSize(SIZ_TEXT), 100);
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
SmRect::operator = (SmRect(aTmpDev, &rFormat, rText, GetFont().GetBorderWidth()));
}
void SmMathSymbolNode::CreateTextFromNode(OUString &rText)
{
OUString sStr;
MathType::LookupChar(GetToken().cMathChar, sStr);
rText += sStr;
}
void SmRectangleNode::CreateTextFromNode(OUString &rText)
{
switch (GetToken().eType)
{
case TUNDERLINE:
rText += "underline ";
break;
case TOVERLINE:
rText += "overline ";
break;
case TOVERSTRIKE:
rText += "overstrike ";
break;
default:
break;
}
}
void SmAttributNode::CreateTextFromNode(OUString &rText)
{
SmNode *pNode;
sal_uInt16 nSize = GetNumSubNodes();
OSL_ENSURE(nSize == 2, "Node missing members");
rText += "{";
sal_Unicode nLast=0;
if (NULL != (pNode = GetSubNode(0)))
{
OUString aStr;
pNode->CreateTextFromNode(aStr);
if (aStr.getLength() > 1)
rText += aStr;
else
{
nLast = aStr[0];
switch (nLast)
{
case MS_BAR: // MACRON
rText += "overline ";
break;
case MS_DOT: // DOT ABOVE
rText += "dot ";
break;
case 0x2dc: // SMALL TILDE
rText += "widetilde ";
break;
case MS_DDOT: // DIAERESIS
rText += "ddot ";
break;
case 0xE082:
break;
case 0xE09B:
case MS_DDDOT: // COMBINING THREE DOTS ABOVE
rText += "dddot ";
break;
case MS_ACUTE: // ACUTE ACCENT
case MS_COMBACUTE: // COMBINING ACUTE ACCENT
rText += "acute ";
break;
case MS_GRAVE: // GRAVE ACCENT
case MS_COMBGRAVE: // COMBINING GRAVE ACCENT
rText += "grave ";
break;
case MS_CHECK: // CARON
case MS_COMBCHECK: // COMBINING CARON
rText += "check ";
break;
case MS_BREVE: // BREVE
case MS_COMBBREVE: // COMBINING BREVE
rText += "breve ";
break;
case MS_CIRCLE: // RING ABOVE
case MS_COMBCIRCLE: // COMBINING RING ABOVE
rText += "circle ";
break;
case MS_RIGHTARROW: // RIGHTWARDS ARROW
case MS_VEC: // COMBINING RIGHT ARROW ABOVE
rText += "vec ";
break;
case MS_TILDE: // TILDE
case MS_COMBTILDE: // COMBINING TILDE
rText += "tilde ";
break;
case MS_HAT: // CIRCUMFLEX ACCENT
case MS_COMBHAT: // COMBINING CIRCUMFLEX ACCENT
rText += "hat ";
break;
case MS_COMBBAR: // COMBINING MACRON
rText += "bar ";
break;
default:
rText += OUString( nLast );
break;
}
}
}
if (nSize == 2)
if (NULL != (pNode = GetSubNode(1)))
pNode->CreateTextFromNode(rText);
rText = comphelper::string::stripEnd(rText, ' ');
if (nLast == 0xE082)
rText += " overbrace {}";
rText += "} ";
}
/**************************************************************************/
static bool lcl_IsFromGreekSymbolSet( const OUString &rTokenText )
{
bool bRes = false;
// valid symbol name needs to have a '%' at pos 0 and at least an additional char
if (rTokenText.getLength() > 2 && rTokenText[0] == (sal_Unicode)'%')
{
OUString aName( rTokenText.copy(1) );
SmSym *pSymbol = SM_MOD()->GetSymbolManager().GetSymbolByName( aName );
if (pSymbol && GetExportSymbolSetName(pSymbol->GetSymbolSetName()) == "Greek")
bRes = true;
}
return bRes;
}
SmSpecialNode::SmSpecialNode(SmNodeType eNodeType, const SmToken &rNodeToken, sal_uInt16 _nFontDesc) :
SmTextNode(eNodeType, rNodeToken, _nFontDesc)
{
bIsFromGreekSymbolSet = lcl_IsFromGreekSymbolSet( rNodeToken.aText );
}
SmSpecialNode::SmSpecialNode(const SmToken &rNodeToken) :
SmTextNode(NSPECIAL, rNodeToken, FNT_MATH) // default Font isn't always correct!
{
bIsFromGreekSymbolSet = lcl_IsFromGreekSymbolSet( rNodeToken.aText );
}
void SmSpecialNode::Prepare(const SmFormat &rFormat, const SmDocShell &rDocShell)
{
SmNode::Prepare(rFormat, rDocShell);
const SmSym *pSym;
SmModule *pp = SM_MOD();
OUString aName(GetToken().aText.copy(1));
if (NULL != (pSym = pp->GetSymbolManager().GetSymbolByName( aName )))
{
sal_UCS4 cChar = pSym->GetCharacter();
OUString aTmp( &cChar, 1 );
SetText( aTmp );
GetFont() = pSym->GetFace();
}
else
{
SetText( GetToken().aText );
GetFont() = rFormat.GetFont(FNT_VARIABLE);
}
// use same font size as is used for variables
GetFont().SetSize( rFormat.GetFont( FNT_VARIABLE ).GetSize() );
// Actually only WEIGHT_NORMAL and WEIGHT_BOLD should occur... However, the sms-file also
// contains e.g. 'WEIGHT_ULTRALIGHT'. Consequently, compare here with '>' instead of '!='.
// (In the long term the necessity for 'PrepareAttribut' and thus also for this here should be dropped)
//! see also SmFontStyles::GetStyleName
if (IsItalic( GetFont() ))
SetAttribut(ATTR_ITALIC);
if (IsBold( GetFont() ))
SetAttribut(ATTR_BOLD);
Flags() |= FLG_FONT;
if (bIsFromGreekSymbolSet)
{
OSL_ENSURE( GetText().getLength() == 1, "a symbol should only consist of 1 char!" );
bool bItalic = false;
sal_Int16 nStyle = rFormat.GetGreekCharStyle();
OSL_ENSURE( nStyle >= 0 && nStyle <= 2, "unexpected value for GreekCharStyle" );
if (nStyle == 1)
bItalic = true;
else if (nStyle == 2)
{
const OUString& rTmp(GetText());
if (rTmp.isEmpty())
{
static const sal_Unicode cUppercaseAlpha = 0x0391;
static const sal_Unicode cUppercaseOmega = 0x03A9;
sal_Unicode cChar = rTmp[0];
// uppercase letters should be straight and lowercase letters italic
bItalic = !(cUppercaseAlpha <= cChar && cChar <= cUppercaseOmega);
}
}
if (bItalic)
Attributes() |= ATTR_ITALIC;
else
Attributes() &= ~ATTR_ITALIC;
}
};
void SmSpecialNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
PrepareAttributes();
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
SmRect::operator = (SmRect(aTmpDev, &rFormat, GetText(), GetFont().GetBorderWidth()));
}
/**************************************************************************/
void SmGlyphSpecialNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
PrepareAttributes();
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
SmRect::operator = (SmRect(aTmpDev, &rFormat, GetText(),
GetFont().GetBorderWidth()).AsGlyphRect());
}
/**************************************************************************/
void SmPlaceNode::Prepare(const SmFormat &rFormat, const SmDocShell &rDocShell)
{
SmNode::Prepare(rFormat, rDocShell);
GetFont().SetColor(COL_GRAY);
Flags() |= FLG_COLOR | FLG_FONT | FLG_ITALIC;
};
void SmPlaceNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
PrepareAttributes();
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
SmRect::operator = (SmRect(aTmpDev, &rFormat, GetText(), GetFont().GetBorderWidth()));
}
/**************************************************************************/
void SmErrorNode::Prepare(const SmFormat &rFormat, const SmDocShell &rDocShell)
{
SmNode::Prepare(rFormat, rDocShell);
GetFont().SetColor(COL_RED);
Flags() |= FLG_VISIBLE | FLG_BOLD | FLG_ITALIC
| FLG_COLOR | FLG_FONT | FLG_SIZE;
}
void SmErrorNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
PrepareAttributes();
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
const OUString &rText = GetText();
SmRect::operator = (SmRect(aTmpDev, &rFormat, rText, GetFont().GetBorderWidth()));
}
/**************************************************************************/
void SmBlankNode::IncreaseBy(const SmToken &rToken)
{
switch(rToken.eType)
{
case TBLANK: nNum += 4; break;
case TSBLANK: nNum += 1; break;
default:
break;
}
}
void SmBlankNode::Prepare(const SmFormat &rFormat, const SmDocShell &rDocShell)
{
SmNode::Prepare(rFormat, rDocShell);
// Here it need/should not be the StarMath font, so that for the character
// used in Arrange a normal (non-clipped) rectangle is generated
GetFont() = rFormat.GetFont(FNT_VARIABLE);
Flags() |= FLG_FONT | FLG_BOLD | FLG_ITALIC;
}
void SmBlankNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat)
{
SmTmpDevice aTmpDev ((OutputDevice &) rDev, true);
aTmpDev.SetFont(GetFont());
// make distance depend on the font height
// (so that it increases when scaling (e.g. size *2 {a ~ b})
long nDist = GetFont().GetSize().Height() / 10L,
nSpace = nNum * nDist;
// get a SmRect with Baseline and all the bells and whistles
SmRect::operator = (SmRect(aTmpDev, &rFormat, OUString(' '),
GetFont().GetBorderWidth()));
// and resize it to the requested size
SetItalicSpaces(0, 0);
SetWidth(nSpace);
}
/**************************************************************************/
//Implementation of all accept methods for SmVisitor
void SmNode::Accept(SmVisitor*){
//This method is only implemented to avoid making SmNode abstract because an
//obscure copy constructor is used... I can't find it's implementation, and
//don't want to figure out how to fix it... If you want to, just delete this
//method, making SmNode abstract, and see where you can an problem with that.
SAL_WARN("starmath", "SmNode should not be visitable!");
}
void SmTableNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmBraceNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmBracebodyNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmOperNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmAlignNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmAttributNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmFontNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmUnHorNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmBinHorNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmBinVerNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmBinDiagonalNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmSubSupNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmMatrixNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmPlaceNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmTextNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmSpecialNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmGlyphSpecialNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmMathSymbolNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmBlankNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmErrorNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmLineNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmExpressionNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmPolyLineNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmRootNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmRootSymbolNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmDynIntegralNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmDynIntegralSymbolNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmRectangleNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
void SmVerticalBraceNode::Accept(SmVisitor* pVisitor) {
pVisitor->Visit(this);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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