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Diffstat (limited to 'starmath/source/node.cxx')
| -rw-r--r-- | starmath/source/node.cxx | 3151 |
1 files changed, 0 insertions, 3151 deletions
diff --git a/starmath/source/node.cxx b/starmath/source/node.cxx deleted file mode 100644 index f4709a26f6..0000000000 --- a/starmath/source/node.cxx +++ /dev/null @@ -1,3151 +0,0 @@ -/* -*- 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 - * - * This file is part of OpenOffice.org. - * - * OpenOffice.org is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 3 - * only, as published by the Free Software Foundation. - * - * OpenOffice.org is distributed in the hope that it will be useful, - * 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> - * for a copy of the LGPLv3 License. - * - ************************************************************************/ - -// MARKER(update_precomp.py): autogen include statement, do not remove -#include "precompiled_starmath.hxx" - -#include "node.hxx" -#include "rect.hxx" -#include "symbol.hxx" -#include "smmod.hxx" -#include "document.hxx" -#include "view.hxx" -#include "mathtype.hxx" -#include "visitors.hxx" - -#include <tools/gen.hxx> -#include <tools/fract.hxx> -#include <rtl/math.hxx> -#include <tools/color.hxx> -#include <vcl/metric.hxx> -#include <vcl/lineinfo.hxx> -#include <vcl/outdev.hxx> -#include <sfx2/module.hxx> - -#include <math.h> -#include <float.h> - - -#define APPEND(str,ascii) str.AppendAscii(RTL_CONSTASCII_STRINGPARAM(ascii)) - - -using ::rtl::OUString; - - -//////////////////////////////////////// -// SmTmpDevice -// Allows for font and color changes. The original settings will be restored -// in the destructor. -// It's main purpose is to allow for the "const" in the 'OutputDevice' -// argument in the 'Arrange' functions and restore changes made in the 'Draw' -// functions. -// Usually a MapMode of 1/100th mm will be used. -// - -class SmTmpDevice -{ - OutputDevice &rOutDev; - - // disallow use of copy-constructor and assignment-operator - SmTmpDevice(const SmTmpDevice &rTmpDev); - SmTmpDevice & operator = (const SmTmpDevice &rTmpDev); - - Color Impl_GetColor( const Color& rColor ); - -public: - SmTmpDevice(OutputDevice &rTheDev, bool bUseMap100th_mm); - ~SmTmpDevice() { rOutDev.Pop(); } - - void SetFont(const Font &rNewFont); - - void SetLineColor( const Color& rColor ) { rOutDev.SetLineColor( Impl_GetColor(rColor) ); } - void SetFillColor( const Color& rColor ) { rOutDev.SetFillColor( Impl_GetColor(rColor) ); } - void SetTextColor( const Color& rColor ) { rOutDev.SetTextColor( Impl_GetColor(rColor) ); } - - operator OutputDevice & () { return rOutDev; } -}; - - -SmTmpDevice::SmTmpDevice(OutputDevice &rTheDev, bool bUseMap100th_mm) : - rOutDev(rTheDev) -{ - rOutDev.Push( PUSH_FONT | PUSH_MAPMODE | - PUSH_LINECOLOR | PUSH_FILLCOLOR | PUSH_TEXTCOLOR ); - if (bUseMap100th_mm && MAP_100TH_MM != rOutDev.GetMapMode().GetMapUnit()) - { - OSL_FAIL( "incorrect MapMode?" ); - rOutDev.SetMapMode( MAP_100TH_MM ); //Immer fuer 100% fomatieren - } -} - - -Color SmTmpDevice::Impl_GetColor( const Color& rColor ) -{ - ColorData nNewCol = rColor.GetColor(); - if (COL_AUTO == nNewCol) - { - if (OUTDEV_PRINTER == rOutDev.GetOutDevType()) - nNewCol = COL_BLACK; - else - { - Color aBgCol( rOutDev.GetBackground().GetColor() ); - if (OUTDEV_WINDOW == rOutDev.GetOutDevType()) - aBgCol = ((Window &) rOutDev).GetDisplayBackground().GetColor(); - - nNewCol = SM_MOD()->GetColorConfig().GetColorValue(svtools::FONTCOLOR).nColor; - - Color aTmpColor( nNewCol ); - if (aBgCol.IsDark() && aTmpColor.IsDark()) - nNewCol = COL_WHITE; - else if (aBgCol.IsBright() && aTmpColor.IsBright()) - nNewCol = COL_BLACK; - } - } - return Color( nNewCol ); -} - - -void SmTmpDevice::SetFont(const Font &rNewFont) -{ - rOutDev.SetFont( rNewFont ); - rOutDev.SetTextColor( Impl_GetColor( rNewFont.GetColor() ) ); -} - - -/////////////////////////////////////////////////////////////////////////// - - -SmNode::SmNode(SmNodeType eNodeType, const SmToken &rNodeToken) -{ - eType = eNodeType; - eScaleMode = SCALE_NONE; - aNodeToken = rNodeToken; - nAccIndex = -1; - SetSelected(false); - aParentNode = NULL; -} - - -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)) - bIsPhantom = bIsPhantomP; - - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - for (sal_uInt16 i = 0; i < nSize; i++) - if (NULL != (pNode = GetSubNode(i))) - pNode->SetPhantom(bIsPhantom); -} - - -void SmNode::SetColor(const Color& rColor) -{ - if (! (Flags() & FLG_COLOR)) - GetFont().SetColor(rColor); - - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - for (sal_uInt16 i = 0; i < nSize; i++) - if (NULL != (pNode = GetSubNode(i))) - pNode->SetColor(rColor); -} - - -void SmNode::SetAttribut(sal_uInt16 nAttrib) -{ - if ( - (nAttrib == ATTR_BOLD && !(Flags() & FLG_BOLD)) || - (nAttrib == ATTR_ITALIC && !(Flags() & FLG_ITALIC)) - ) - { - nAttributes |= nAttrib; - } - - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - for (sal_uInt16 i = 0; i < nSize; i++) - if (NULL != (pNode = GetSubNode(i))) - pNode->SetAttribut(nAttrib); -} - - -void SmNode::ClearAttribut(sal_uInt16 nAttrib) -{ - if ( - (nAttrib == ATTR_BOLD && !(Flags() & FLG_BOLD)) || - (nAttrib == ATTR_ITALIC && !(Flags() & FLG_ITALIC)) - ) - { - nAttributes &= ~nAttrib; - } - - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - for (sal_uInt16 i = 0; i < nSize; i++) - if (NULL != (pNode = GetSubNode(i))) - pNode->ClearAttribut(nAttrib); -} - - -void SmNode::SetFont(const SmFace &rFace) -{ - if (!(Flags() & FLG_FONT)) - GetFont() = rFace; - - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - for (sal_uInt16 i = 0; i < nSize; i++) - if (NULL != (pNode = GetSubNode(i))) - pNode->SetFont(rFace); -} - - -void SmNode::SetFontSize(const Fraction &rSize, sal_uInt16 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 FNTSIZ_ABSOLUT: - aFntSize.Height() = nHeight; - break; - - case FNTSIZ_PLUS: - aFntSize.Height() += nHeight; - break; - - case FNTSIZ_MINUS: - aFntSize.Height() -= nHeight; - break; - - case FNTSIZ_MULTIPLY: - aFntSize.Height() = (long) (Fraction(aFntSize.Height()) * rSize); - break; - - case FNTSIZ_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); - } - - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - for (sal_uInt16 i = 0; i < nSize; i++) - if (NULL != (pNode = GetSubNode(i))) - pNode->SetFontSize(rSize, nType); -} - - -void SmNode::SetSize(const Fraction &rSize) -{ - GetFont() *= rSize; - - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - for (sal_uInt16 i = 0; i < nSize; i++) - if (NULL != (pNode = GetSubNode(i))) - pNode->SetSize(rSize); -} - - -void SmNode::SetRectHorAlign(RectHorAlign eHorAlign, bool bApplyToSubTree ) -{ - if (!(Flags() & FLG_HORALIGN)) - eRectHorAlign = eHorAlign; - - if (bApplyToSubTree) - { - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - for (sal_uInt16 i = 0; i < nSize; i++) - if (NULL != (pNode = GetSubNode(i))) - 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) -{ -#if OSL_DEBUG_LEVEL > 1 - bIsDebug = true; -#else - bIsDebug = false; -#endif - bIsPhantom = false; - nFlags = 0; - nAttributes = 0; - - switch (rFormat.GetHorAlign()) - { case AlignLeft: eRectHorAlign = RHA_LEFT; break; - case AlignCenter: eRectHorAlign = RHA_CENTER; break; - case AlignRight: eRectHorAlign = 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); - - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - for (sal_uInt16 i = 0; i < nSize; i++) - if (NULL != (pNode = GetSubNode(i))) - pNode->Prepare(rFormat, rDocShell); -} - - -#if OSL_DEBUG_LEVEL > 1 -void SmNode::ToggleDebug() const - // toggle 'bIsDebug' in current subtree -{ - SmNode *pThis = (SmNode *) this; - - pThis->bIsDebug = bIsDebug ? false : true; - - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - for (sal_uInt16 i = 0; i < nSize; i++) - if (NULL != (pNode = pThis->GetSubNode(i))) - pNode->ToggleDebug(); -} -#endif - - -void SmNode::Move(const Point& rPosition) -{ - if (rPosition.X() == 0 && rPosition.Y() == 0) - return; - - SmRect::Move(rPosition); - - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - for (sal_uInt16 i = 0; i < nSize; i++) - if (NULL != (pNode = GetSubNode(i))) - pNode->Move(rPosition); -} - - -void SmNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat) -{ - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - for (sal_uInt16 i = 0; i < nSize; i++) - if (NULL != (pNode = GetSubNode(i))) - pNode->Arrange(rDev, rFormat); -} - -void SmNode::CreateTextFromNode(String &rText) -{ - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - if (nSize > 1) - rText.Append('{'); - for (sal_uInt16 i = 0; i < nSize; i++) - if (NULL != (pNode = GetSubNode(i))) - pNode->CreateTextFromNode(rText); - if (nSize > 1) - { - rText.EraseTrailingChars(); - APPEND(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.Len()) - 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( String &/*rText*/ ) const -{ - OSL_FAIL( "SmNode: GetAccessibleText not overloaded" ); -} - -const SmNode * SmNode::FindNodeWithAccessibleIndex(xub_StrLen nAccIdx) const -{ - const SmNode *pResult = 0; - - sal_Int32 nIdx = GetAccessibleIndex(); - String aTxt; - if (nIdx >= 0) - GetAccessibleText( aTxt ); // get text if used in following 'if' statement - - if (nIdx >= 0 - && nIdx <= nAccIdx && nAccIdx < nIdx + aTxt.Len()) - 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, String* 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; - String eq(*label); - //CreateTextFromNode(eq); - eq.SearchAndReplaceAll(String::CreateFromAscii("\n"), String::CreateFromAscii(" ")); - eq.SearchAndReplaceAll(String::CreateFromAscii("\\"), String::CreateFromAscii("\\\\")); - eq.SearchAndReplaceAll(String::CreateFromAscii("\""), String::CreateFromAscii("\\\"")); - out<<"label= \"Equation: \\\""; - out<< rtl::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<< rtl::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<< rtl::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; - default: - out<<"Unknown Node"; - } - out<<"\""; - if(IsSelected()) - out<<", style=dashed"; - out<<"];"<<std::endl; - - //Dump subnodes - int myid = id; - const SmNode *pNode; - USHORT nSize = GetNumSubNodes(); - for (USHORT i = 0; i < nSize; i++) - if (NULL != (pNode = GetSubNode(i))) - 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 -{ - OSL_FAIL( "This dummy implementation should not have been called." ); - return 0; -} - -/////////////////////////////////////////////////////////////////////////// - -SmStructureNode::SmStructureNode( const SmStructureNode &rNode ) : - SmNode( rNode.GetType(), rNode.GetToken() ) -{ - sal_uLong i; - for (i = 0; i < aSubNodes.size(); i++) - delete aSubNodes[i]; - aSubNodes.resize(0); - - sal_uLong 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() -{ - SmNode *pNode; - - for (sal_uInt16 i = 0; i < GetNumSubNodes(); i++) - if (NULL != (pNode = GetSubNode(i))) - delete pNode; -} - - -SmStructureNode & SmStructureNode::operator = ( const SmStructureNode &rNode ) -{ - SmNode::operator = ( rNode ); - - sal_uLong i; - for (i = 0; i < aSubNodes.size(); i++) - delete aSubNodes[i]; - aSubNodes.resize(0); - - sal_uLong 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( String &rText ) const -{ - sal_uInt16 nNodes = GetNumSubNodes(); - for (sal_uInt16 i = 0; i < nNodes; ++i) - { - const SmNode *pNode = ((SmStructureNode *) this)->GetSubNode(i); - if (pNode) - { - if (pNode->IsVisible()) - ((SmStructureNode *) pNode)->nAccIndex = rText.Len(); - pNode->GetAccessibleText( rText ); - } - } -} - -/////////////////////////////////////////////////////////////////////////// - - -bool SmVisibleNode::IsVisible() const -{ - return true; -} - - -sal_uInt16 SmVisibleNode::GetNumSubNodes() const -{ - return 0; -} - - -SmNode * SmVisibleNode::GetSubNode(sal_uInt16 /*nIndex*/) -{ - return NULL; -} - - -/////////////////////////////////////////////////////////////////////////// - -void SmGraphicNode::GetAccessibleText( String &rText ) const -{ - rText += GetToken().aText; -} - -/////////////////////////////////////////////////////////////////////////// - - -void SmExpressionNode::CreateTextFromNode(String &rText) -{ - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - if (nSize > 1) - rText.Append('{'); - for (sal_uInt16 i = 0; i < nSize; i++) - if (NULL != (pNode = GetSubNode(i))) - { - 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.GetChar(rText.Len()-1) != '+') && - (rText.GetChar(rText.Len()-1) != '-'))) - rText.Append(' '); - } - - if (nSize > 1) - { - rText.EraseTrailingChars(); - APPEND(rText,"} "); - } -} - - -/////////////////////////////////////////////////////////////////////////// - -void SmTableNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat) - // arranges all subnodes in one column -{ - Point rPosition; - - 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, sal_True); - aTmpDev.SetFont(GetFont()); - - SmRect aRect = (SmRect(aTmpDev, &rFormat, C2S("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); - - //! wir verwenden hier den 'FNT_VARIABLE' Font, da er vom Ascent und Descent - //! ia besser zum Rest der Formel passt als der '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, C2S("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) const - // 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 -{ - 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); - //! overrride calulated 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(String &rText) -{ - SmNode *pExtra = GetSubNode(0); - if (pExtra) - { - APPEND(rText,"nroot "); - pExtra->CreateTextFromNode(rText); - } - else - APPEND(rText,"sqrt "); - GetSubNode(2)->CreateTextFromNode(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 = 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(String &rText) -{ - SmNode *pNum = GetSubNode(0), - *pDenom = GetSubNode(2); - pNum->CreateTextFromNode(rText); - APPEND(rText,"over "); - pDenom->CreateTextFromNode(rText); -} - - -SmNode * SmBinVerNode::GetLeftMost() -{ - return this; -} - - -/**************************************************************************/ - - -double Det(const Point &rHeading1, const Point &rHeading2) - // gibt den Wert der durch die beiden Punkte gebildeten Determinante - // zurueck -{ - return rHeading1.X() * rHeading2.Y() - rHeading1.Y() * rHeading2.X(); -} - - -bool IsPointInLine(const Point &rPoint1, - const Point &rPoint2, const Point &rHeading2) - // ergibt true genau dann, wenn der Punkt 'rPoint1' zu der Gerade gehoert die - // durch den Punkt 'rPoint2' geht und den Richtungsvektor 'rHeading2' hat -{ - OSL_ENSURE(rHeading2 != Point(), "Sm : 0 vector"); - - bool bRes = false; - 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; - const double eps = 5.0 * DBL_EPSILON; - - // sind die Richtumgsvektoren linear abhaengig ? - double fDet = Det(rHeading1, rHeading2); - if (fabs(fDet) < eps) - { - nRes = IsPointInLine(rPoint1, rPoint2, rHeading2) ? USHRT_MAX : 0; - rResult = nRes ? rPoint1 : Point(); - } - else - { - // hier achten wir nicht auf Rechengenauigkeit - // (das wuerde aufwendiger und lohnt sich hier kaum) - 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); -} - - -void SmBinDiagonalNode::GetOperPosSize(Point &rPos, Size &rSize, - const Point &rDiagPoint, double fAngleDeg) const - // gibt die Position und Groesse fuer den Diagonalstrich zurueck. - // Vor.: das SmRect des Nodes gibt die Begrenzung vor(!), muss also selbst - // bereits bekannt sein. - -{ - 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; // Raender des Rechtecks fuer die - // Diagonale - Point aPoint; - if (IsAscending()) - { - // - // obere rechte Ecke bestimmen - // - GetLineIntersectionPoint(aPoint, - Point(nRectLeft, nRectTop), aRightHdg, - rDiagPoint, aDiagHdg); - // - // gibt es einen Schnittpunkt mit dem oberen Rand ? - if (aPoint.X() <= nRectRight) - { - nRight = aPoint.X(); - nTop = nRectTop; - } - else - { - // es muss einen Schnittpunkt mit dem rechten Rand geben! - GetLineIntersectionPoint(aPoint, - Point(nRectRight, nRectTop), aDownHdg, - rDiagPoint, aDiagHdg); - - nRight = nRectRight; - nTop = aPoint.Y(); - } - - // - // untere linke Ecke bestimmen - // - GetLineIntersectionPoint(aPoint, - Point(nRectLeft, nRectBottom), aRightHdg, - rDiagPoint, aDiagHdg); - // - // gibt es einen Schnittpunkt mit dem unteren Rand ? - if (aPoint.X() >= nRectLeft) - { - nLeft = aPoint.X(); - nBottom = nRectBottom; - } - else - { - // es muss einen Schnittpunkt mit dem linken Rand geben! - GetLineIntersectionPoint(aPoint, - Point(nRectLeft, nRectTop), aDownHdg, - rDiagPoint, aDiagHdg); - - nLeft = nRectLeft; - nBottom = aPoint.Y(); - } - } - else - { - // - // obere linke Ecke bestimmen - // - GetLineIntersectionPoint(aPoint, - Point(nRectLeft, nRectTop), aRightHdg, - rDiagPoint, aDiagHdg); - // - // gibt es einen Schnittpunkt mit dem oberen Rand ? - if (aPoint.X() >= nRectLeft) - { - nLeft = aPoint.X(); - nTop = nRectTop; - } - else - { - // es muss einen Schnittpunkt mit dem linken Rand geben! - GetLineIntersectionPoint(aPoint, - Point(nRectLeft, nRectTop), aDownHdg, - rDiagPoint, aDiagHdg); - - nLeft = nRectLeft; - nTop = aPoint.Y(); - } - - // - // untere rechte Ecke bestimmen - // - GetLineIntersectionPoint(aPoint, - Point(nRectLeft, nRectBottom), aRightHdg, - rDiagPoint, aDiagHdg); - // - // gibt es einen Schnittpunkt mit dem unteren Rand ? - if (aPoint.X() <= nRectRight) - { - nRight = aPoint.X(); - nBottom = nRectBottom; - } - else - { - // es muss einen Schnittpunkt mit dem rechten Rand geben! - 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) -{ - //! die beiden Argumente muessen in den Subnodes vor dem Operator kommen, - //! damit das anklicken im GraphicWindow den FormulaCursor richtig setzt - //! (vgl 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 = (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); - - // implizit die Weite (incl Rand) des Diagonalstrichs ermitteln - pOper->Arrange(aTmpDev, rFormat); - - long nDelta = pOper->GetWidth() * 8 / 10; - - // TopLeft Position vom rechten Argument ermitteln - 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); - - // neue Baseline bestimmen - 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); - - - // Position und Groesse des Diagonalstrich ermitteln - 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()); - // und diese wirksam machen - 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; - default : - OSL_FAIL("Sm: unknown case"); - 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(String &rText) -{ - SmNode *pNode; - GetSubNode(0)->CreateTextFromNode(rText); - - if (NULL != (pNode = GetSubNode(LSUB+1))) - { - APPEND(rText,"lsub "); - pNode->CreateTextFromNode(rText); - } - if (NULL != (pNode = GetSubNode(LSUP+1))) - { - APPEND(rText,"lsup "); - pNode->CreateTextFromNode(rText); - } - if (NULL != (pNode = GetSubNode(CSUB+1))) - { - APPEND(rText,"csub "); - pNode->CreateTextFromNode(rText); - } - if (NULL != (pNode = GetSubNode(CSUP+1))) - { - APPEND(rText,"csup "); - pNode->CreateTextFromNode(rText); - } - if (NULL != (pNode = GetSubNode(RSUB+1))) - { - rText.EraseTrailingChars(); - rText.Append('_'); - pNode->CreateTextFromNode(rText); - } - if (NULL != (pNode = GetSubNode(RSUP+1))) - { - rText.EraseTrailingChars(); - rText.Append('^'); - pNode->CreateTextFromNode(rText); - } -} - - -/**************************************************************************/ - -void SmBraceNode::CreateTextFromNode(String &rText) -{ - if (GetScaleMode() == SCALE_HEIGHT) - APPEND(rText,"left "); - { - String aStr; - GetSubNode(0)->CreateTextFromNode(aStr); - aStr.EraseLeadingAndTrailingChars(); - aStr.EraseLeadingChars('\\'); - if (aStr.Len()) - { - if (aStr.EqualsAscii("divides")) - APPEND(rText,"lline"); - else if (aStr.EqualsAscii("parallel")) - APPEND(rText,"ldline"); - else if (aStr.EqualsAscii("<")) - APPEND(rText,"langle"); - else - rText.Append(aStr); - rText.Append(' '); - } - else - APPEND(rText,"none "); - } - GetSubNode(1)->CreateTextFromNode(rText); - if (GetScaleMode() == SCALE_HEIGHT) - APPEND(rText,"right "); - { - String aStr; - GetSubNode(2)->CreateTextFromNode(aStr); - aStr.EraseLeadingAndTrailingChars(); - aStr.EraseLeadingChars('\\'); - if (aStr.Len()) - { - if (aStr.EqualsAscii("divides")) - APPEND(rText,"rline"); - else if (aStr.EqualsAscii("parallel")) - APPEND(rText,"rdline"); - else if (aStr.EqualsAscii(">")) - APPEND(rText,"rangle"); - else - rText.Append(aStr); - rText.Append(' '); - } - else - APPEND(rText,"none "); - } - rText.Append(' '); - -} - -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(); - - // Uebergroesse in % ermitteln - sal_uInt16 nPerc = 0; - if (!bIsABS && bScale) - { // im Fall von Klammern mit Uebergroesse... - sal_uInt16 nIndex = GetScaleMode() == SCALE_HEIGHT ? - DIS_BRACKETSIZE : DIS_NORMALBRACKETSIZE; - nPerc = rFormat.GetDistance(nIndex); - } - - // ermitteln der Hoehe fuer die Klammern - long nBraceHeight; - if (bScale) - { - nBraceHeight = pBody->GetType() == NBRACEBODY ? - ((SmBracebodyNode *) pBody)->GetBodyHeight() - : pBody->GetHeight(); - nBraceHeight += 2 * (nBraceHeight * nPerc / 100L); - } - else - nBraceHeight = nFaceHeight; - - // Abstand zum Argument - nPerc = bIsABS ? 0 : rFormat.GetDistance(DIS_BRACKETSPACE); - long nDist = nFaceHeight * nPerc / 100L; - - // sofern erwuenscht skalieren der Klammern auf die gewuenschte Groesse - if (bScale) - { - Size aTmpSize (pLeft->GetFont().GetSize()); - OSL_ENSURE(pRight->GetFont().GetSize() == aTmpSize, - "Sm : different font sizes"); - aTmpSize.Width() = 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; - - xub_Unicode cChar = pLeft->GetToken().cMathChar; - if (cChar != MS_LINE && cChar != MS_DLINE) - pLeft ->GetFont().SetSize(aTmpSize); - - cChar = pRight->GetToken().cMathChar; - if (cChar != MS_LINE && cChar != MS_DLINE) - pRight->GetFont().SetSize(aTmpSize); - - pLeft ->AdaptToY(rDev, nBraceHeight); - pRight->AdaptToY(rDev, nBraceHeight); - } - - pLeft ->Arrange(rDev, rFormat); - pRight->Arrange(rDev, rFormat); - - // damit auch "\(a\) - (a) - left ( a right )" vernuenftig aussieht - 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); - - // Groesse wie bei Grenzen fuer diesen Teil - pScript->SetSize( Fraction( rFormat.GetRelSize(SIZ_LIMITS), 100 ) ); - // etwas hoehere Klammern als normal - pBrace ->SetSize( Fraction(3, 2) ); - - long nItalicWidth = pBody->GetItalicWidth(); - if (nItalicWidth > 0) - pBrace->AdaptToX(aTmpDev, nItalicWidth); - - pBrace ->Arrange(aTmpDev, rFormat); - pScript->Arrange(aTmpDev, rFormat); - - // die relativen Position und die Abstaende zueinander bestimmen - 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 = ((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) - // setzt im ganzen subtree (incl aktuellem node) das alignment -{ - 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 attribut - 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(String &rText) -{ - switch (GetToken().eType) - { - case TBOLD: - APPEND(rText,"bold "); - break; - case TNBOLD: - APPEND(rText,"nbold "); - break; - case TITALIC: - APPEND(rText,"italic "); - break; - case TNITALIC: - APPEND(rText,"nitalic "); - break; - case TPHANTOM: - APPEND(rText,"phantom "); - break; - case TSIZE: - { - APPEND(rText,"size "); - switch (nSizeType) - { - case FNTSIZ_PLUS: - rText.Append('+'); - break; - case FNTSIZ_MINUS: - rText.Append('-'); - break; - case FNTSIZ_MULTIPLY: - rText.Append('*'); - break; - case FNTSIZ_DIVIDE: - rText.Append('/'); - break; - case FNTSIZ_ABSOLUT: - default: - break; - } - rText += String( ::rtl::math::doubleToUString( - static_cast<double>(aFontSize), - rtl_math_StringFormat_Automatic, - rtl_math_DecimalPlaces_Max, '.', sal_True)); - rText.Append(' '); - } - break; - case TBLACK: - APPEND(rText,"color black "); - break; - case TWHITE: - APPEND(rText,"color white "); - break; - case TRED: - APPEND(rText,"color red "); - break; - case TGREEN: - APPEND(rText,"color green "); - break; - case TBLUE: - APPEND(rText,"color blue "); - break; - case TCYAN: - APPEND(rText,"color cyan "); - break; - case TMAGENTA: - APPEND(rText,"color magenta "); - break; - case TYELLOW: - APPEND(rText,"color yellow "); - break; - case TSANS: - APPEND(rText,"font sans "); - break; - case TSERIF: - APPEND(rText,"font serif "); - break; - case TFIXED: - APPEND(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_RED)); break; - case TGREEN : SetColor(Color(COL_GREEN)); break; - case TBLUE : SetColor(Color(COL_BLUE)); break; - case TCYAN : SetColor(Color(COL_CYAN)); break; - case TMAGENTA : SetColor(Color(COL_MAGENTA)); break; - case TYELLOW : SetColor(Color(COL_YELLOW)); break; - - default: - OSL_FAIL("Sm: unknown case"); - } - - pNode->Arrange(rDev, rFormat); - - SmRect::operator = (pNode->GetRect()); -} - - -void SmFontNode::SetSizeParameter(const Fraction& rValue, sal_uInt16 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(); - - // - // Das Polygon mit den beiden Endpunkten bilden - // - 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) -{ - // etwas extra Laenge damit der horizontale Balken spaeter ueber dem - // Argument positioniert ist - SmMathSymbolNode::AdaptToY(rDev, nHeight + nHeight / 10L); -} - - -/**************************************************************************/ - - -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 attribut-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; -} - - -SmTextNode::SmTextNode( const SmToken &rNodeToken, sal_uInt16 nFontDescP ) : - SmVisibleNode(NTEXT, rNodeToken) -{ - nFontDesc = nFontDescP; -} - - -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.Len() == 1 && GetToken().aText.GetChar(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(String &rText) -{ - bool bQuoted=false; - if (GetToken().eType == TTEXT) - { - rText.Append('\"'); - 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() == NEXPRESSION) && - (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 - APPEND(rText,"func "); - } - else if (bQuoted) - APPEND(rText,"italic "); - - if (bQuoted) - rText.Append('\"'); - - } - - rText.Append(GetToken().aText); - - if (bQuoted) - rText.Append('\"'); - rText.Append(' '); -} - - -void SmTextNode::GetAccessibleText( String &rText ) const -{ - rText += 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.GetChar(0); - if( ('0' <= firstChar && firstChar <= '9') || firstChar == '.' || firstChar == ',') { - nFontDesc = FNT_NUMBER; - nTok = TNUMBER; - } else if (aText.Len() > 1) { - nFontDesc = FNT_VARIABLE; - nTok = TIDENT; - } else { - nFontDesc = FNT_VARIABLE; - nTok = TCHARACTER; - } - } - SmToken tok = GetToken(); - tok.eType = nTok; - SetToken(tok); - } -} - -/**************************************************************************/ - -void SmMatrixNode::CreateTextFromNode(String &rText) -{ - APPEND(rText,"matrix {"); - for (sal_uInt16 i = 0; i < nNumRows; i++) - { - for (sal_uInt16 j = 0; j < nNumCols; j++) - { - SmNode *pNode = GetSubNode(i * nNumCols + j); - pNode->CreateTextFromNode(rText); - if (j != nNumCols-1) - APPEND(rText,"# "); - } - if (i != nNumRows-1) - APPEND(rText,"## "); - } - rText.EraseTrailingChars(); - APPEND(rText,"} "); -} - - -void SmMatrixNode::Arrange(const OutputDevice &rDev, const SmFormat &rFormat) -{ - Point aPosition, - aOffset; - SmNode *pNode; - sal_uInt16 i, j; - - // initialize array that is to hold the maximum widhts of all - // elements (subnodes) in that column. - long *pColWidth = new long[nNumCols]; - for (j = 0; j < nNumCols; j++) - pColWidth[j] = 0; - - // arrange subnodes and calculate the aboves 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; - pColWidth[nCol] = Max(pColWidth[nCol], pNode->GetItalicWidth()); - } - } - - // norm distance from which the following two are calcutated - const int nNormDist = 3 * GetFont().GetSize().Height(); - - // define horizontal and vertical minimal distances that seperate - // 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 - long *pColLeft = new long[nNumCols]; - long nX = 0; - for (j = 0; j < nNumCols; j++) - { pColLeft[j] = nX; - nX += pColWidth[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(); - - // caculate horizontal position of element depending on column - // and horizontal alignment - switch (eHorAlign) - { case RHA_LEFT: - aPos.X() = rNodeRect.GetLeft() + pColLeft[j]; - break; - case RHA_CENTER: - aPos.X() = rNodeRect.GetLeft() + pColLeft[j] - + pColWidth[j] / 2 - - rNodeRect.GetItalicCenterX(); - break; - case RHA_RIGHT: - aPos.X() = rNodeRect.GetLeft() + pColLeft[j] - + pColWidth[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); - } - - delete [] pColLeft; - delete [] pColWidth; -} - - -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) -{ - xub_Unicode cChar = GetToken().cMathChar; - if ((xub_Unicode) '\0' != cChar) - SetText( 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()); - - // da wir nur die Hoehe skalieren wollen muesen wir hier ggf die Fontweite - // ermitteln um diese beizubehalten. - if (aFntSize.Width() == 0) - { - OutputDevice &rDevNC = (OutputDevice &) rDev; - rDevNC.Push(PUSH_FONT | PUSH_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 XubString &rText = GetText(); - - if (rText.Len() == 0 || rText.GetChar(0) == xub_Unicode('\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(String &rText) -{ - String sStr; - MathType::LookupChar(GetToken().cMathChar, sStr); - rText.Append(sStr); -} - -void SmRectangleNode::CreateTextFromNode(String &rText) -{ - switch (GetToken().eType) - { - case TUNDERLINE: - APPEND(rText,"underline "); - break; - case TOVERLINE: - APPEND(rText,"overline "); - break; - case TOVERSTRIKE: - APPEND(rText,"overstrike "); - break; - default: - break; - } -} - -void SmAttributNode::CreateTextFromNode(String &rText) -{ - SmNode *pNode; - sal_uInt16 nSize = GetNumSubNodes(); - OSL_ENSURE(nSize == 2, "Node missing members"); - rText.Append('{'); - sal_Unicode nLast=0; - if (NULL != (pNode = GetSubNode(0))) - { - String aStr; - pNode->CreateTextFromNode(aStr); - if (aStr.Len() > 1) - rText.Append(aStr); - else - { - nLast = aStr.GetChar(0); - switch (nLast) - { - case 0xAF: - APPEND(rText,"overline "); - break; - case 0x2d9: - APPEND(rText,"dot "); - break; - case 0x2dc: - APPEND(rText,"widetilde "); - break; - case 0xA8: - APPEND(rText,"ddot "); - break; - case 0xE082: - break; - case 0xE09B: - APPEND(rText,"dddot "); - break; - default: - rText.Append(nLast); - break; - } - } - } - - if (nSize == 2) - if (NULL != (pNode = GetSubNode(1))) - pNode->CreateTextFromNode(rText); - - rText.EraseTrailingChars(); - - if (nLast == 0xE082) - APPEND(rText," overbrace {}"); - - APPEND(rText,"} "); -} - -/**************************************************************************/ - -bool lcl_IsFromGreekSymbolSet( const String &rTokenText ) -{ - bool bRes = false; - - // valid symbol name needs to have a '%' at pos 0 and at least an additonal char - if (rTokenText.Len() > 2 && rTokenText.GetBuffer()[0] == (sal_Unicode)'%') - { - String aName( rTokenText.Copy(1) ); - SmSym *pSymbol = SM_MOD()->GetSymbolManager().GetSymbolByName( aName ); - if (pSymbol && GetExportSymbolSetName( pSymbol->GetSymbolSetName() ).EqualsAscii( "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 nicht immer richtig -{ - 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(); - - String aName( GetToken().aText.Copy(1) ); - if (NULL != (pSym = pp->GetSymbolManager().GetSymbolByName( aName ))) - { - sal_UCS4 cChar = pSym->GetCharacter(); - String aTmp( OUString( &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() ); - - //! eigentlich sollten nur WEIGHT_NORMAL und WEIGHT_BOLD vorkommen... - //! In der sms-Datei gibt es jedoch zB auch 'WEIGHT_ULTRALIGHT' - //! daher vergleichen wir hier mit > statt mit != . - //! (Langfristig sollte die Notwendigkeit fuer 'PrepareAttribut', und damit - //! fuer dieses hier, mal entfallen.) - // - //! see also SmFontStyles::GetStyleName - if (IsItalic( GetFont() )) - SetAttribut(ATTR_ITALIC); - if (IsBold( GetFont() )) - SetAttribut(ATTR_BOLD); - - Flags() |= FLG_FONT; - - if (bIsFromGreekSymbolSet) - { - OSL_ENSURE( GetText().Len() == 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) - { - String aTmp( GetText() ); - if (aTmp.Len() > 0) - { - const sal_Unicode cUppercaseAlpha = 0x0391; - const sal_Unicode cUppercaseOmega = 0x03A9; - sal_Unicode cChar = aTmp.GetBuffer()[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 XubString &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); - - //! hier muss/sollte es lediglich nicht der StarMath Font sein, - //! damit fuer das in Arrange verwendete Zeichen ein "normales" - //! (ungecliptes) Rechteck erzeugt wird. - 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()); - - // Abstand von der Fonthoehe abhaengig machen - // (damit er beim skalieren (zB size *2 {a ~ b}) mitwaechst) - long nDist = GetFont().GetSize().Height() / 10L, - nSpace = nNum * nDist; - - // ein SmRect mit Baseline und allem drum und dran besorgen - SmRect::operator = (SmRect(aTmpDev, &rFormat, XubString(xub_Unicode(' ')), - GetFont().GetBorderWidth())); - - // und dieses auf die gewuenschte Breite bringen - 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. - OSL_FAIL("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 SmRectangleNode::Accept(SmVisitor* pVisitor) { - pVisitor->Visit(this); -} - -void SmVerticalBraceNode::Accept(SmVisitor* pVisitor) { - pVisitor->Visit(this); -} - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |