summaryrefslogtreecommitdiffstats
path: root/editeng/source/items/svxfont.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'editeng/source/items/svxfont.cxx')
-rw-r--r--editeng/source/items/svxfont.cxx860
1 files changed, 860 insertions, 0 deletions
diff --git a/editeng/source/items/svxfont.cxx b/editeng/source/items/svxfont.cxx
new file mode 100644
index 000000000..ca8c5f3fd
--- /dev/null
+++ b/editeng/source/items/svxfont.cxx
@@ -0,0 +1,860 @@
+/* -*- 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 <editeng/svxfont.hxx>
+
+#include <vcl/glyphitemcache.hxx>
+#include <vcl/metric.hxx>
+#include <vcl/outdev.hxx>
+#include <vcl/print.hxx>
+#include <tools/debug.hxx>
+#include <tools/gen.hxx>
+#include <tools/poly.hxx>
+#include <unotools/charclass.hxx>
+#include <com/sun/star/i18n/KCharacterType.hpp>
+#include <editeng/escapementitem.hxx>
+#include <sal/log.hxx>
+#include <limits>
+
+static tools::Long GetTextArray( const OutputDevice* pOut, const OUString& rStr, std::vector<sal_Int32>* pDXAry,
+ sal_Int32 nIndex, sal_Int32 nLen )
+
+{
+ const SalLayoutGlyphs* layoutGlyphs = SalLayoutGlyphsCache::self()->GetLayoutGlyphs(pOut, rStr, nIndex, nLen);
+ return pOut->GetTextArray( rStr, pDXAry, nIndex, nLen, nullptr, layoutGlyphs);
+}
+
+SvxFont::SvxFont()
+{
+ nKern = nEsc = 0;
+ nPropr = 100;
+ eCaseMap = SvxCaseMap::NotMapped;
+ SetLanguage(LANGUAGE_SYSTEM);
+}
+
+SvxFont::SvxFont( const vcl::Font &rFont )
+ : Font( rFont )
+{
+ nKern = nEsc = 0;
+ nPropr = 100;
+ eCaseMap = SvxCaseMap::NotMapped;
+ SetLanguage(LANGUAGE_SYSTEM);
+}
+
+SvxFont::SvxFont( const SvxFont &rFont )
+ : Font( rFont )
+{
+ nKern = rFont.GetFixKerning();
+ nEsc = rFont.GetEscapement();
+ nPropr = rFont.GetPropr();
+ eCaseMap = rFont.GetCaseMap();
+ SetLanguage(rFont.GetLanguage());
+}
+
+void SvxFont::SetNonAutoEscapement(short nNewEsc, const OutputDevice* pOutDev)
+{
+ nEsc = nNewEsc;
+ if ( abs(nEsc) == DFLT_ESC_AUTO_SUPER )
+ {
+ double fAutoAscent = .8;
+ double fAutoDescent = .2;
+ if ( pOutDev )
+ {
+ const FontMetric& rFontMetric = pOutDev->GetFontMetric();
+ double fFontHeight = rFontMetric.GetAscent() + rFontMetric.GetDescent();
+ if ( fFontHeight )
+ {
+ fAutoAscent = rFontMetric.GetAscent() / fFontHeight;
+ fAutoDescent = rFontMetric.GetDescent() / fFontHeight;
+ }
+ }
+
+ if ( nEsc == DFLT_ESC_AUTO_SUPER )
+ nEsc = fAutoAscent * (100 - nPropr);
+ else //DFLT_ESC_AUTO_SUB
+ nEsc = fAutoDescent * -(100 - nPropr);
+ }
+
+ if ( nEsc > MAX_ESC_POS )
+ nEsc = MAX_ESC_POS;
+ else if ( nEsc < -MAX_ESC_POS )
+ nEsc = -MAX_ESC_POS;
+}
+
+tools::Polygon SvxFont::DrawArrow( OutputDevice &rOut, const tools::Rectangle& rRect,
+ const Size& rSize, const Color& rCol, bool bLeftOrTop, bool bVertical )
+{
+ tools::Polygon aPoly;
+ Point aTmp;
+ Point aNxt;
+ if (bVertical)
+ {
+ tools::Long nLeft = ((rRect.Left() + rRect.Right()) / 2) - (rSize.Height() / 2);
+ tools::Long nRight = ((rRect.Left() + rRect.Right()) / 2) + (rSize.Height() / 2);
+ tools::Long nMid = (rRect.Left() + rRect.Right()) / 2;
+ tools::Long nTop = ((rRect.Top() + rRect.Bottom()) / 2) - (rSize.Height() / 2);
+ tools::Long nBottom = nTop + rSize.Height();
+ if (nTop < rRect.Top())
+ {
+ if (bLeftOrTop)
+ {
+ nTop = rRect.Top();
+ nBottom = rRect.Bottom();
+ }
+ else
+ {
+ nTop = rRect.Bottom();
+ nBottom = rRect.Bottom() - (rSize.Height() / 2);
+ }
+ }
+ aTmp.setX(nRight);
+ aTmp.setY(nBottom);
+ aNxt.setX(nMid);
+ aNxt.setY(nTop);
+ aPoly.Insert(0, aTmp);
+ aPoly.Insert(0, aNxt);
+ aTmp.setX(nLeft);
+ aPoly.Insert(0, aTmp);
+ }
+ else
+ {
+ tools::Long nLeft = (rRect.Left() + rRect.Right() - rSize.Width()) / 2;
+ tools::Long nRight = nLeft + rSize.Width();
+ tools::Long nMid = (rRect.Top() + rRect.Bottom()) / 2;
+ tools::Long nTop = nMid - rSize.Height() / 2;
+ tools::Long nBottom = nTop + rSize.Height();
+ if (nLeft < rRect.Left())
+ {
+ nLeft = rRect.Left();
+ nRight = rRect.Right();
+ }
+ aTmp.setX(bLeftOrTop ? nLeft : nRight);
+ aTmp.setY(nMid);
+ aNxt.setX(bLeftOrTop ? nRight : nLeft);
+ aNxt.setY(nTop);
+ aPoly.Insert(0, aTmp);
+ aPoly.Insert(0, aNxt);
+ aNxt.setY(nBottom);
+ aPoly.Insert(0, aNxt);
+ }
+ Color aOldLineColor = rOut.GetLineColor();
+ Color aOldFillColor = rOut.GetFillColor();
+ rOut.SetFillColor( rCol );
+ rOut.SetLineColor( COL_BLACK );
+ rOut.DrawPolygon( aPoly );
+ rOut.DrawLine( aTmp, aNxt );
+ rOut.SetLineColor( aOldLineColor );
+ rOut.SetFillColor( aOldFillColor );
+ return aPoly;
+}
+
+OUString SvxFont::CalcCaseMap(const OUString &rTxt) const
+{
+ if (!IsCaseMap() || rTxt.isEmpty())
+ return rTxt;
+ OUString aTxt(rTxt);
+ // I still have to get the language
+ const LanguageType eLang = LANGUAGE_DONTKNOW == GetLanguage()
+ ? LANGUAGE_SYSTEM : GetLanguage();
+
+ CharClass aCharClass(( LanguageTag(eLang) ));
+
+ switch( eCaseMap )
+ {
+ case SvxCaseMap::SmallCaps:
+ case SvxCaseMap::Uppercase:
+ {
+ aTxt = aCharClass.uppercase( aTxt );
+ break;
+ }
+
+ case SvxCaseMap::Lowercase:
+ {
+ aTxt = aCharClass.lowercase( aTxt );
+ break;
+ }
+ case SvxCaseMap::Capitalize:
+ {
+ // Every beginning of a word is capitalized, the rest of the word
+ // is taken over as is.
+ // Bug: if the attribute starts in the middle of the word.
+ bool bBlank = true;
+
+ for (sal_Int32 i = 0; i < aTxt.getLength(); ++i)
+ {
+ if( aTxt[i] == ' ' || aTxt[i] == '\t')
+ bBlank = true;
+ else
+ {
+ if (bBlank)
+ {
+ OUString sTitle(aCharClass.uppercase(OUString(aTxt[i])));
+ aTxt = aTxt.replaceAt(i, 1, sTitle);
+ }
+ bBlank = false;
+ }
+ }
+ break;
+ }
+ default:
+ {
+ SAL_WARN( "editeng", "SvxFont::CaseMapTxt: unknown casemap");
+ break;
+ }
+ }
+ return aTxt;
+}
+
+/*************************************************************************
+ * class SvxDoCapitals
+ * The virtual Method Do si called by SvxFont::DoOnCapitals alternately
+ * the uppercase and lowercase parts. The derivate of SvxDoCapitals fills
+ * this method with life.
+ *************************************************************************/
+
+class SvxDoCapitals
+{
+protected:
+ VclPtr<OutputDevice> pOut;
+ const OUString &rTxt;
+ const sal_Int32 nIdx;
+ const sal_Int32 nLen;
+
+public:
+ SvxDoCapitals( OutputDevice *_pOut, const OUString &_rTxt,
+ const sal_Int32 _nIdx, const sal_Int32 _nLen )
+ : pOut(_pOut), rTxt(_rTxt), nIdx(_nIdx), nLen(_nLen)
+ { }
+
+ virtual ~SvxDoCapitals() {}
+
+ virtual void DoSpace( const bool bDraw );
+ virtual void SetSpace();
+ virtual void Do( const OUString &rTxt,
+ const sal_Int32 nIdx, const sal_Int32 nLen,
+ const bool bUpper ) = 0;
+
+ const OUString &GetTxt() const { return rTxt; }
+ sal_Int32 GetIdx() const { return nIdx; }
+ sal_Int32 GetLen() const { return nLen; }
+};
+
+void SvxDoCapitals::DoSpace( const bool /*bDraw*/ ) { }
+
+void SvxDoCapitals::SetSpace() { }
+
+/*************************************************************************
+ * SvxFont::DoOnCapitals() const
+ * Decomposes the String into uppercase and lowercase letters and then
+ * calls the method SvxDoCapitals::Do( ).
+ *************************************************************************/
+
+void SvxFont::DoOnCapitals(SvxDoCapitals &rDo) const
+{
+ const OUString &rTxt = rDo.GetTxt();
+ const sal_Int32 nIdx = rDo.GetIdx();
+ const sal_Int32 nLen = rDo.GetLen();
+
+ const OUString aTxt( CalcCaseMap( rTxt ) );
+ const sal_Int32 nTxtLen = std::min( rTxt.getLength(), nLen );
+ sal_Int32 nPos = 0;
+ sal_Int32 nOldPos = nPos;
+
+ // Test if string length differ between original and CaseMapped
+ bool bCaseMapLengthDiffers(aTxt.getLength() != rTxt.getLength());
+
+ const LanguageType eLang = LANGUAGE_DONTKNOW == GetLanguage()
+ ? LANGUAGE_SYSTEM : GetLanguage();
+
+ CharClass aCharClass(( LanguageTag(eLang) ));
+ OUString aCharString;
+
+ while( nPos < nTxtLen )
+ {
+ // first in turn are the uppercase letters
+
+ // There are characters that are both upper- and lower-case L (eg blank)
+ // Such ambiguities lead to chaos, this is why these characters are
+ // allocated to the lowercase characters!
+
+ while( nPos < nTxtLen )
+ {
+ aCharString = rTxt.copy( nPos + nIdx, 1 );
+ sal_Int32 nCharacterType = aCharClass.getCharacterType( aCharString, 0 );
+ if ( nCharacterType & css::i18n::KCharacterType::LOWER )
+ break;
+ if ( ! ( nCharacterType & css::i18n::KCharacterType::UPPER ) )
+ break;
+ ++nPos;
+ }
+ if( nOldPos != nPos )
+ {
+ if(bCaseMapLengthDiffers)
+ {
+ // If strings differ work preparing the necessary snippet to address that
+ // potential difference
+ const OUString aSnippet = rTxt.copy(nIdx + nOldPos, nPos-nOldPos);
+ OUString aNewText = CalcCaseMap(aSnippet);
+
+ rDo.Do( aNewText, 0, aNewText.getLength(), true );
+ }
+ else
+ {
+ rDo.Do( aTxt, nIdx + nOldPos, nPos-nOldPos, true );
+ }
+
+ nOldPos = nPos;
+ }
+ // Now the lowercase are processed (without blanks)
+ while( nPos < nTxtLen )
+ {
+ sal_uInt32 nCharacterType = aCharClass.getCharacterType( aCharString, 0 );
+ if ( nCharacterType & css::i18n::KCharacterType::UPPER )
+ break;
+ if ( aCharString == " " )
+ break;
+ if( ++nPos < nTxtLen )
+ aCharString = rTxt.copy( nPos + nIdx, 1 );
+ }
+ if( nOldPos != nPos )
+ {
+ if(bCaseMapLengthDiffers)
+ {
+ // If strings differ work preparing the necessary snippet to address that
+ // potential difference
+ const OUString aSnippet = rTxt.copy(nIdx + nOldPos, nPos - nOldPos);
+ OUString aNewText = CalcCaseMap(aSnippet);
+
+ rDo.Do( aNewText, 0, aNewText.getLength(), false );
+ }
+ else
+ {
+ rDo.Do( aTxt, nIdx + nOldPos, nPos-nOldPos, false );
+ }
+
+ nOldPos = nPos;
+ }
+ // Now the blanks are<processed
+ while( nPos < nTxtLen && aCharString == " " && ++nPos < nTxtLen )
+ aCharString = rTxt.copy( nPos + nIdx, 1 );
+
+ if( nOldPos != nPos )
+ {
+ rDo.DoSpace( false );
+
+ if(bCaseMapLengthDiffers)
+ {
+ // If strings differ work preparing the necessary snippet to address that
+ // potential difference
+ const OUString aSnippet = rTxt.copy(nIdx + nOldPos, nPos - nOldPos);
+ OUString aNewText = CalcCaseMap(aSnippet);
+
+ rDo.Do( aNewText, 0, aNewText.getLength(), false );
+ }
+ else
+ {
+ rDo.Do( aTxt, nIdx + nOldPos, nPos - nOldPos, false );
+ }
+
+ nOldPos = nPos;
+ rDo.SetSpace();
+ }
+ }
+ rDo.DoSpace( true );
+}
+
+
+void SvxFont::SetPhysFont(OutputDevice& rOut) const
+{
+ const vcl::Font& rCurrentFont = rOut.GetFont();
+ if ( nPropr == 100 )
+ {
+ if ( !rCurrentFont.IsSameInstance( *this ) )
+ rOut.SetFont( *this );
+ }
+ else
+ {
+ Font aNewFont( *this );
+ Size aSize( aNewFont.GetFontSize() );
+ aNewFont.SetFontSize( Size( aSize.Width() * nPropr / 100,
+ aSize.Height() * nPropr / 100 ) );
+ if ( !rCurrentFont.IsSameInstance( aNewFont ) )
+ rOut.SetFont( aNewFont );
+ }
+}
+
+vcl::Font SvxFont::ChgPhysFont(OutputDevice& rOut) const
+{
+ vcl::Font aOldFont(rOut.GetFont());
+ SetPhysFont(rOut);
+ return aOldFont;
+}
+
+Size SvxFont::GetPhysTxtSize( const OutputDevice *pOut, const OUString &rTxt,
+ const sal_Int32 nIdx, const sal_Int32 nLen ) const
+{
+ if ( !IsCaseMap() && !IsKern() )
+ return Size( pOut->GetTextWidth( rTxt, nIdx, nLen ),
+ pOut->GetTextHeight() );
+
+ Size aTxtSize;
+ aTxtSize.setHeight( pOut->GetTextHeight() );
+ if ( !IsCaseMap() )
+ aTxtSize.setWidth( pOut->GetTextWidth( rTxt, nIdx, nLen ) );
+ else
+ {
+ const OUString aNewText = CalcCaseMap(rTxt);
+ bool bCaseMapLengthDiffers(aNewText.getLength() != rTxt.getLength());
+ sal_Int32 nWidth(0);
+
+ if(bCaseMapLengthDiffers)
+ {
+ // If strings differ work preparing the necessary snippet to address that
+ // potential difference
+ const OUString aSnippet = rTxt.copy(nIdx, nLen);
+ OUString _aNewText = CalcCaseMap(aSnippet);
+ nWidth = pOut->GetTextWidth( _aNewText, 0, _aNewText.getLength() );
+ }
+ else
+ {
+ nWidth = pOut->GetTextWidth( aNewText, nIdx, nLen );
+ }
+
+ aTxtSize.setWidth(nWidth);
+ }
+
+ if( IsKern() && ( nLen > 1 ) )
+ {
+ std::vector<sal_Int32> aDXArray(nLen);
+ GetTextArray(pOut, rTxt, &aDXArray, nIdx, nLen);
+ tools::Long nOldValue = aDXArray[0];
+ sal_Int32 nSpaceCount = 0;
+ for(sal_Int32 i = 1; i < nLen; ++i)
+ {
+ if (aDXArray[i] != nOldValue)
+ {
+ nOldValue = aDXArray[i];
+ ++nSpaceCount;
+ }
+ }
+ aTxtSize.AdjustWidth( nSpaceCount * tools::Long( nKern ) );
+ }
+
+ return aTxtSize;
+}
+
+Size SvxFont::GetPhysTxtSize( const OutputDevice *pOut )
+{
+ if ( !IsCaseMap() && !IsKern() )
+ return Size( pOut->GetTextWidth( "" ), pOut->GetTextHeight() );
+
+ Size aTxtSize;
+ aTxtSize.setHeight( pOut->GetTextHeight() );
+ if ( !IsCaseMap() )
+ aTxtSize.setWidth( pOut->GetTextWidth( "" ) );
+ else
+ aTxtSize.setWidth( pOut->GetTextWidth( CalcCaseMap( "" ) ) );
+
+ return aTxtSize;
+}
+
+Size SvxFont::QuickGetTextSize( const OutputDevice *pOut, const OUString &rTxt,
+ const sal_Int32 nIdx, const sal_Int32 nLen, std::vector<sal_Int32>* pDXArray ) const
+{
+ if ( !IsCaseMap() && !IsKern() )
+ return Size( GetTextArray( pOut, rTxt, pDXArray, nIdx, nLen ),
+ pOut->GetTextHeight() );
+
+ std::vector<sal_Int32> aDXArray;
+
+ // We always need pDXArray to count the number of kern spaces
+ if (!pDXArray && IsKern() && nLen > 1)
+ {
+ pDXArray = &aDXArray;
+ aDXArray.reserve(nLen);
+ }
+
+ Size aTxtSize;
+ aTxtSize.setHeight( pOut->GetTextHeight() );
+ if ( !IsCaseMap() )
+ aTxtSize.setWidth( GetTextArray( pOut, rTxt, pDXArray, nIdx, nLen ) );
+ else
+ aTxtSize.setWidth( GetTextArray( pOut, CalcCaseMap( rTxt ),
+ pDXArray, nIdx, nLen ) );
+
+ if( IsKern() && ( nLen > 1 ) )
+ {
+ tools::Long nOldValue = (*pDXArray)[0];
+ tools::Long nSpaceSum = nKern;
+ (*pDXArray)[0] += nSpaceSum;
+
+ for ( sal_Int32 i = 1; i < nLen; i++ )
+ {
+ if ( (*pDXArray)[i] != nOldValue )
+ {
+ nOldValue = (*pDXArray)[i];
+ nSpaceSum += nKern;
+ }
+ (*pDXArray)[i] += nSpaceSum;
+ }
+
+ // The last one is a nKern too big:
+ nOldValue = (*pDXArray)[nLen - 1];
+ tools::Long nNewValue = nOldValue - nKern;
+ for ( sal_Int32 i = nLen - 1; i >= 0 && (*pDXArray)[i] == nOldValue; --i)
+ (*pDXArray)[i] = nNewValue;
+
+ aTxtSize.AdjustWidth(nSpaceSum - nKern);
+ }
+
+ return aTxtSize;
+}
+
+Size SvxFont::GetTextSize(const OutputDevice& rOut, const OUString &rTxt,
+ const sal_Int32 nIdx, const sal_Int32 nLen) const
+{
+ sal_Int32 nTmp = nLen;
+ if ( nTmp == SAL_MAX_INT32 ) // already initialized?
+ nTmp = rTxt.getLength();
+ Font aOldFont( ChgPhysFont(const_cast<OutputDevice&>(rOut)));
+ Size aTxtSize;
+ if( IsCapital() && !rTxt.isEmpty() )
+ {
+ aTxtSize = GetCapitalSize(&rOut, rTxt, nIdx, nTmp);
+ }
+ else aTxtSize = GetPhysTxtSize(&rOut,rTxt,nIdx,nTmp);
+ const_cast<OutputDevice&>(rOut).SetFont(aOldFont);
+ return aTxtSize;
+}
+
+static void DrawTextArray( OutputDevice* pOut, const Point& rStartPt, const OUString& rStr,
+ o3tl::span<const sal_Int32> pDXAry,
+ sal_Int32 nIndex, sal_Int32 nLen )
+{
+ const SalLayoutGlyphs* layoutGlyphs = SalLayoutGlyphsCache::self()->GetLayoutGlyphs(pOut, rStr, nIndex, nLen);
+ pOut->DrawTextArray(rStartPt, rStr, pDXAry, nIndex, nLen, SalLayoutFlags::NONE, layoutGlyphs);
+}
+
+void SvxFont::QuickDrawText( OutputDevice *pOut,
+ const Point &rPos, const OUString &rTxt,
+ const sal_Int32 nIdx, const sal_Int32 nLen, o3tl::span<const sal_Int32> pDXArray ) const
+{
+
+ // Font has to be selected in OutputDevice...
+ if ( !IsCaseMap() && !IsCapital() && !IsKern() && !IsEsc() )
+ {
+ DrawTextArray( pOut, rPos, rTxt, pDXArray, nIdx, nLen );
+ return;
+ }
+
+ Point aPos( rPos );
+
+ if ( nEsc )
+ {
+ tools::Long nDiff = GetFontSize().Height();
+ nDiff *= nEsc;
+ nDiff /= 100;
+
+ if ( !IsVertical() )
+ aPos.AdjustY( -nDiff );
+ else
+ aPos.AdjustX(nDiff );
+ }
+
+ if( IsCapital() )
+ {
+ DBG_ASSERT( pDXArray.empty(), "DrawCapital not for TextArray!" );
+ DrawCapital( pOut, aPos, rTxt, nIdx, nLen );
+ }
+ else
+ {
+ if ( IsKern() && pDXArray.empty() )
+ {
+ Size aSize = GetPhysTxtSize( pOut, rTxt, nIdx, nLen );
+
+ if ( !IsCaseMap() )
+ pOut->DrawStretchText( aPos, aSize.Width(), rTxt, nIdx, nLen );
+ else
+ pOut->DrawStretchText( aPos, aSize.Width(), CalcCaseMap( rTxt ), nIdx, nLen );
+ }
+ else
+ {
+ if ( !IsCaseMap() )
+ DrawTextArray( pOut, aPos, rTxt, pDXArray, nIdx, nLen );
+ else
+ DrawTextArray( pOut, aPos, CalcCaseMap( rTxt ), pDXArray, nIdx, nLen );
+ }
+ }
+}
+
+
+void SvxFont::DrawPrev( OutputDevice *pOut, Printer* pPrinter,
+ const Point &rPos, const OUString &rTxt,
+ const sal_Int32 nIdx, const sal_Int32 nLen ) const
+{
+ if ( !nLen || rTxt.isEmpty() )
+ return;
+ sal_Int32 nTmp = nLen;
+
+ if ( nTmp == SAL_MAX_INT32 ) // already initialized?
+ nTmp = rTxt.getLength();
+ Point aPos( rPos );
+
+ if ( nEsc )
+ {
+ short nTmpEsc;
+ if( DFLT_ESC_AUTO_SUPER == nEsc )
+ {
+ nTmpEsc = .8 * (100 - nPropr);
+ assert (nTmpEsc == DFLT_ESC_SUPER && "I'm sure this formula needs to be changed, but how to confirm that???");
+ nTmpEsc = DFLT_ESC_SUPER;
+ }
+ else if( DFLT_ESC_AUTO_SUB == nEsc )
+ {
+ nTmpEsc = .2 * -(100 - nPropr);
+ assert (nTmpEsc == -20 && "I'm sure this formula needs to be changed, but how to confirm that???");
+ nTmpEsc = -20;
+ }
+ else
+ nTmpEsc = nEsc;
+ Size aSize = GetFontSize();
+ aPos.AdjustY( -(( nTmpEsc * aSize.Height() ) / 100) );
+ }
+ Font aOldFont( ChgPhysFont(*pOut) );
+ Font aOldPrnFont( ChgPhysFont(*pPrinter) );
+
+ if ( IsCapital() )
+ DrawCapital( pOut, aPos, rTxt, nIdx, nTmp );
+ else
+ {
+ Size aSize = GetPhysTxtSize( pPrinter, rTxt, nIdx, nTmp );
+
+ if ( !IsCaseMap() )
+ pOut->DrawStretchText( aPos, aSize.Width(), rTxt, nIdx, nTmp );
+ else
+ {
+ const OUString aNewText = CalcCaseMap(rTxt);
+ bool bCaseMapLengthDiffers(aNewText.getLength() != rTxt.getLength());
+
+ if(bCaseMapLengthDiffers)
+ {
+ // If strings differ work preparing the necessary snippet to address that
+ // potential difference
+ const OUString aSnippet(rTxt.copy( nIdx, nTmp));
+ OUString _aNewText = CalcCaseMap(aSnippet);
+
+ pOut->DrawStretchText( aPos, aSize.Width(), _aNewText, 0, _aNewText.getLength() );
+ }
+ else
+ {
+ pOut->DrawStretchText( aPos, aSize.Width(), CalcCaseMap( rTxt ), nIdx, nTmp );
+ }
+ }
+ }
+ pOut->SetFont(aOldFont);
+ pPrinter->SetFont( aOldPrnFont );
+}
+
+
+SvxFont& SvxFont::operator=( const vcl::Font& rFont )
+{
+ Font::operator=( rFont );
+ return *this;
+}
+
+SvxFont& SvxFont::operator=( const SvxFont& rFont )
+{
+ Font::operator=( rFont );
+ eCaseMap = rFont.eCaseMap;
+ nEsc = rFont.nEsc;
+ nPropr = rFont.nPropr;
+ nKern = rFont.nKern;
+ return *this;
+}
+
+namespace {
+
+class SvxDoGetCapitalSize : public SvxDoCapitals
+{
+protected:
+ SvxFont* pFont;
+ Size aTxtSize;
+ short nKern;
+public:
+ SvxDoGetCapitalSize( SvxFont *_pFnt, const OutputDevice *_pOut,
+ const OUString &_rTxt, const sal_Int32 _nIdx,
+ const sal_Int32 _nLen, const short _nKrn )
+ : SvxDoCapitals( const_cast<OutputDevice*>(_pOut), _rTxt, _nIdx, _nLen ),
+ pFont( _pFnt ),
+ nKern( _nKrn )
+ { }
+
+ virtual void Do( const OUString &rTxt, const sal_Int32 nIdx,
+ const sal_Int32 nLen, const bool bUpper ) override;
+
+ const Size &GetSize() const { return aTxtSize; };
+};
+
+}
+
+void SvxDoGetCapitalSize::Do( const OUString &_rTxt, const sal_Int32 _nIdx,
+ const sal_Int32 _nLen, const bool bUpper )
+{
+ Size aPartSize;
+ if ( !bUpper )
+ {
+ sal_uInt8 nProp = pFont->GetPropr();
+ pFont->SetProprRel( SMALL_CAPS_PERCENTAGE );
+ pFont->SetPhysFont( *pOut );
+ aPartSize.setWidth( pOut->GetTextWidth( _rTxt, _nIdx, _nLen ) );
+ aPartSize.setHeight( pOut->GetTextHeight() );
+ aTxtSize.setHeight( aPartSize.Height() );
+ pFont->SetPropr( nProp );
+ pFont->SetPhysFont( *pOut );
+ }
+ else
+ {
+ aPartSize.setWidth( pOut->GetTextWidth( _rTxt, _nIdx, _nLen ) );
+ aPartSize.setHeight( pOut->GetTextHeight() );
+ }
+ aTxtSize.AdjustWidth(aPartSize.Width() );
+ aTxtSize.AdjustWidth( _nLen * tools::Long( nKern ) );
+}
+
+Size SvxFont::GetCapitalSize( const OutputDevice *pOut, const OUString &rTxt,
+ const sal_Int32 nIdx, const sal_Int32 nLen) const
+{
+ // Start:
+ SvxDoGetCapitalSize aDo( const_cast<SvxFont *>(this), pOut, rTxt, nIdx, nLen, nKern );
+ DoOnCapitals( aDo );
+ Size aTxtSize( aDo.GetSize() );
+
+ // End:
+ if( !aTxtSize.Height() )
+ {
+ aTxtSize.setWidth( 0 );
+ aTxtSize.setHeight( pOut->GetTextHeight() );
+ }
+ return aTxtSize;
+}
+
+namespace {
+
+class SvxDoDrawCapital : public SvxDoCapitals
+{
+protected:
+ SvxFont *pFont;
+ Point aPos;
+ Point aSpacePos;
+ short nKern;
+public:
+ SvxDoDrawCapital( SvxFont *pFnt, OutputDevice *_pOut, const OUString &_rTxt,
+ const sal_Int32 _nIdx, const sal_Int32 _nLen,
+ const Point &rPos, const short nKrn )
+ : SvxDoCapitals( _pOut, _rTxt, _nIdx, _nLen ),
+ pFont( pFnt ),
+ aPos( rPos ),
+ aSpacePos( rPos ),
+ nKern( nKrn )
+ { }
+ virtual void DoSpace( const bool bDraw ) override;
+ virtual void SetSpace() override;
+ virtual void Do( const OUString &rTxt, const sal_Int32 nIdx,
+ const sal_Int32 nLen, const bool bUpper ) override;
+};
+
+}
+
+void SvxDoDrawCapital::DoSpace( const bool bDraw )
+{
+ if ( !(bDraw || pFont->IsWordLineMode()) )
+ return;
+
+ sal_uLong nDiff = static_cast<sal_uLong>(aPos.X() - aSpacePos.X());
+ if ( nDiff )
+ {
+ bool bWordWise = pFont->IsWordLineMode();
+ bool bTrans = pFont->IsTransparent();
+ pFont->SetWordLineMode( false );
+ pFont->SetTransparent( true );
+ pFont->SetPhysFont(*pOut);
+ pOut->DrawStretchText( aSpacePos, nDiff, " ", 0, 2 );
+ pFont->SetWordLineMode( bWordWise );
+ pFont->SetTransparent( bTrans );
+ pFont->SetPhysFont(*pOut);
+ }
+}
+
+void SvxDoDrawCapital::SetSpace()
+{
+ if ( pFont->IsWordLineMode() )
+ aSpacePos.setX( aPos.X() );
+}
+
+void SvxDoDrawCapital::Do( const OUString &_rTxt, const sal_Int32 _nIdx,
+ const sal_Int32 _nLen, const bool bUpper)
+{
+ sal_uInt8 nProp = 0;
+ Size aPartSize;
+
+ // Set the desired font
+ FontLineStyle eUnder = pFont->GetUnderline();
+ FontStrikeout eStrike = pFont->GetStrikeout();
+ pFont->SetUnderline( LINESTYLE_NONE );
+ pFont->SetStrikeout( STRIKEOUT_NONE );
+ if ( !bUpper )
+ {
+ nProp = pFont->GetPropr();
+ pFont->SetProprRel( SMALL_CAPS_PERCENTAGE );
+ }
+ pFont->SetPhysFont(*pOut);
+
+ aPartSize.setWidth( pOut->GetTextWidth( _rTxt, _nIdx, _nLen ) );
+ aPartSize.setHeight( pOut->GetTextHeight() );
+ tools::Long nWidth = aPartSize.Width();
+ if ( nKern )
+ {
+ aPos.AdjustX(nKern/2);
+ if ( _nLen ) nWidth += (_nLen*tools::Long(nKern));
+ }
+ pOut->DrawStretchText(aPos,nWidth-nKern,_rTxt,_nIdx,_nLen);
+
+ // Restore Font
+ pFont->SetUnderline( eUnder );
+ pFont->SetStrikeout( eStrike );
+ if ( !bUpper )
+ pFont->SetPropr( nProp );
+ pFont->SetPhysFont(*pOut);
+
+ aPos.AdjustX(nWidth-(nKern/2) );
+}
+
+/*************************************************************************
+ * SvxFont::DrawCapital() draws the uppercase letter.
+ *************************************************************************/
+
+void SvxFont::DrawCapital( OutputDevice *pOut,
+ const Point &rPos, const OUString &rTxt,
+ const sal_Int32 nIdx, const sal_Int32 nLen ) const
+{
+ SvxDoDrawCapital aDo( const_cast<SvxFont *>(this),pOut,rTxt,nIdx,nLen,rPos,nKern );
+ DoOnCapitals( aDo );
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */