1 files changed, 359 insertions, 41 deletions

diff --git a/noncore/apps/opie-reader/CDrawBuffer.cpp b/noncore/apps/opie-reader/CDrawBuffer.cpp
index b137ac3..cd79fec 100644
--- a/noncore/apps/opie-reader/CDrawBuffer.cpp
+++ b/noncore/apps/opie-reader/CDrawBuffer.cpp
@@ -1,7 +1,11 @@
 #include "CDrawBuffer.h"
 #include "FontControl.h"
+#include <qfontmetrics.h>
 #include <qpainter.h>
+#include <qpixmap.h>
 #include <qimage.h>
+#include "useqpe.h"
+#include "opie.h"
 
 CDrawBuffer::~CDrawBuffer()
 {
@@ -13,7 +17,7 @@ void CDrawBuffer::setright(CDrawBuffer& rhs, int f)
   int i;
   len = rhs.len;
   fc = rhs.fc;
-  m_maxstyle = m_ascent = m_descent = m_lineSpacing = m_lineExtraSpacing = 0;
+  m_ascent = m_descent = m_lineSpacing = m_lineExtraSpacing = 0;
   while (!segs.isEmpty())
   {
       segs.erase(0);
@@ -28,7 +32,6 @@ void CDrawBuffer::setright(CDrawBuffer& rhs, int f)
           if (st < 0) st = 0;
 
           CStyle _style = next->style;
-
           segs.push_back(textsegment(st,next->style));
       }
   }
@@ -40,13 +43,13 @@ void CDrawBuffer::setright(CDrawBuffer& rhs, int f)
 CDrawBuffer& CDrawBuffer::operator=(CDrawBuffer& rhs)
 {
   int i;
-//  //odebug << "Trying 2" << oendl; 
+//  //qDebug("Trying 2");
   len = rhs.len;
-  m_maxstyle = rhs.m_maxstyle;
   m_ascent = rhs.m_ascent;
   m_descent = rhs.m_descent;
   m_lineSpacing = rhs.m_lineSpacing;
   m_lineExtraSpacing = rhs.m_lineExtraSpacing;
+  m_showPartial = rhs.m_showPartial;
   while (!segs.isEmpty())
   {
       segs.erase(0);
@@ -58,7 +61,7 @@ CDrawBuffer& CDrawBuffer::operator=(CDrawBuffer& rhs)
   for (i = 0; rhs[i] != '\0'; i++) (*this)[i] = rhs[i];
   (*this)[i] = '\0';
   len = i;
-//  //odebug << "Tried 2" << oendl; 
+//  //qDebug("Tried 2");
   return *this;
 }
 
@@ -80,6 +83,7 @@ void CDrawBuffer::empty()
 {
     m_bSop = false;
     m_bEop = false;
+    m_bBop = false;
     len = 0;
     (*this)[0] = 0;
     while (!segs.isEmpty())
@@ -87,10 +91,20 @@ void CDrawBuffer::empty()
         segs.erase(0);
     }
     segs.push_back(textsegment(0,CStyle()));
-    m_maxstyle = m_ascent = m_descent = m_lineSpacing = m_lineExtraSpacing = 0;
+    m_ascent = m_descent = m_lineSpacing = m_lineExtraSpacing = 0;
     m_bEof = false;
 }
 
+void CDrawBuffer::setendpara(const CStyle& _style/* = ucFontBase*/)
+{
+   m_bEop = true;
+   if (len == 0)
+    {
+        segs.first().start = 0;
+        segs.first().style = _style;
+    }
+}
+
 void CDrawBuffer::addch(tchar ch, CStyle _style/* = ucFontBase*/)
 {
     if (len == 0)
@@ -111,7 +125,7 @@ void CDrawBuffer::truncate(int n)
     (*this)[n] = 0;
 }
 
-int CDrawBuffer::width(int numchars, bool onscreen, int scwidth, unsigned char _border)
+int CDrawBuffer::width(int availht, int numchars, bool onscreen, int scwidth, unsigned short _lborder, unsigned short _rborder)
 {
     int gzoom = fc->gzoom();
     int currentx = 0, end = 0;
@@ -150,7 +164,7 @@ int CDrawBuffer::width(int numchars, bool onscreen, int scwidth, unsigned char _
         }
         else
         {
-            extraspace = (scwidth - 2*_border - rightMargin() - leftMargin() - width());
+            extraspace = (scwidth - (_lborder+_rborder) - rightMargin() - leftMargin() - width(availht));
             if (extraspace == 0) just = false;
         }
     }
@@ -168,7 +182,13 @@ int CDrawBuffer::width(int numchars, bool onscreen, int scwidth, unsigned char _
         {
             if (currentstyle.canScale())
             {
-                currentx += (gzoom*currentstyle.getPicture()->width())/100;
+              int ht = (gzoom*currentstyle.getPicture()->height())/100;
+              int wt = (gzoom*currentstyle.getPicture()->width())/100;
+              if (ht > availht)
+                {
+                  wt = (wt*availht)/ht;
+                }
+              currentx += wt;
             }
             else
             {
@@ -208,7 +228,7 @@ int CDrawBuffer::width(int numchars, bool onscreen, int scwidth, unsigned char _
                         else
                         {
                             QString nstr = str.mid(lastspace+1, nsp-lastspace);
-        //                  odebug << "str:" << str << ": last:" << lastspace << " new:" << nsp << " nstr:" << nstr << ":" << oendl; 
+        //                  qDebug("str:%s: last:%d new:%d nstr:%s:", (const char*)str, lastspace, nsp, (const char*)nstr);
                             int lw = fm.width(nstr);
                             cx += lw;
                             lastspace = nsp;
@@ -230,6 +250,92 @@ int CDrawBuffer::width(int numchars, bool onscreen, int scwidth, unsigned char _
     return currentx;
 }
 
+int CDrawBuffer::charwidth(int numchars, CStyle& currentstyle)
+{
+    if (currentstyle.isPicture())
+      {
+        int gzoom = fc->gzoom();
+        if (currentstyle.canScale())
+          {
+            return (gzoom*currentstyle.getPicture()->width())/100;
+          }
+        else
+          {
+            return currentstyle.getPicture()->width();
+          }
+      }
+    else
+      {
+        if (currentstyle.isMono() && !fc->hasCourier())
+          {
+            return (7*fc->getsize(currentstyle))/10;
+          }
+        else
+          {
+            QString text = QChar((data())[numchars]);
+            QFont f(currentstyle.isMono() ? QString(fc->fixedfontname()) : fc->name(), fc->getsize(currentstyle), (currentstyle.isBold()) ? QFont::Bold : QFont::Normal, (currentstyle.isItalic()) );
+                    //    f.setUnderline(currentstyle.isUnderline());
+            QFontMetrics fm(f);
+            return fm.width(text);
+          }
+      }
+    return 0;
+}
+
+int CDrawBuffer::charwidth(int numchars)
+{
+    int gzoom = fc->gzoom();
+    int end = 0;
+    QString text = QChar((data())[numchars]);
+    CList<textsegment>::iterator textstart = segs.begin();
+    CList<textsegment>::iterator textend = textstart;
+    do
+    {
+        textend++;
+        end = (textend != segs.end()) ? textend->start : len;
+        if (end <= numchars)
+        {
+            textstart = textend;
+            continue;
+        }
+        if (numchars >= 0 && end > numchars)
+        {
+            end = numchars;
+        }
+        CStyle currentstyle = textstart->style;
+        if (currentstyle.isPicture())
+        {
+            if (currentstyle.canScale())
+            {
+                return (gzoom*currentstyle.getPicture()->width())/100;
+            }
+            else
+            {
+                return currentstyle.getPicture()->width();
+            }
+        }
+        else
+        {
+            if (currentstyle.isMono() && !fc->hasCourier())
+            {
+                return (7*fc->getsize(currentstyle))/10;
+            }
+            else
+            {
+                QFont f(currentstyle.isMono() ? QString(fc->fixedfontname()) : fc->name(), fc->getsize(currentstyle), (currentstyle.isBold()) ? QFont::Bold : QFont::Normal, (currentstyle.isItalic()) );
+        //    f.setUnderline(currentstyle.isUnderline());
+                QFontMetrics fm(f);
+                return fm.width(text);
+            }
+        }
+        textstart = textend;
+    }
+    while (textend != segs.end() /* && end != numchars*/ && textstart->start < len);
+    return 0;
+}
+
+
+
 int CDrawBuffer::leftMargin()
 {
     return (segs.begin()->style.getLeftMargin()*fc->getsize(segs.begin()->style)+3)/6;
@@ -240,38 +346,79 @@ int CDrawBuffer::rightMargin()
     return (segs.begin()->style.getRightMargin()*fc->getsize(segs.begin()->style)+3)/6;
 }
 
-int CDrawBuffer::offset(int scwidth, unsigned char _border)
+int CDrawBuffer::offset(int scwidth, unsigned short _lborder, unsigned short _rborder, int availht)
 {
-    int currentx = _border;
+    int currentx = _lborder;
     switch(segs.begin()->style.getJustify())
     {
         case m_AlignRight:
         {
-            currentx = scwidth - _border - rightMargin() - width();
+            currentx = scwidth - _rborder - rightMargin() - width(availht);
         }
         break;
         case m_AlignCentre:
         {
             currentx = (
-                scwidth +
+                scwidth - _lborder -_rborder +
                 leftMargin() - rightMargin()
-                - width())/2;
+                - width(availht))/2 + _lborder;
         }
         break;
         case m_AlignJustify:
         case m_AlignLeft:
-            currentx = _border + leftMargin();
+            currentx = _lborder + leftMargin();
             break;
     }
     return currentx;
 }
 
-void CDrawBuffer::render(QPainter* _p, int _y, bool _bMono, int _charWidth, int scwidth, unsigned char _border)
+void CDrawBuffer::render(QPainter* _p, int _y, bool _bMono, int _charWidth, int scwidth, unsigned short _lborder, unsigned short _rborder, const QColor& _bg, int availht)
 {
+    CList<textsegment>::iterator textstart = segs.begin();
+   QColor paperColour = QColor(qRgb(textstart->style.pRed(),
+                                    textstart->style.pGreen(),
+                                    textstart->style.pBlue()));
+
+   Highlight(_p, !(paperColour == _bg), _lborder, _y, scwidth-(_lborder+_rborder), paperColour);
+   //   Highlight(_p, true, _lborder, _y, scwidth-(_lborder+_rborder), paperColour);
     int gzoom = fc->gzoom();
-    int currentx = offset(scwidth, _border);
+    int currentx = offset(scwidth, _lborder, _rborder, availht);
+   if (!m_hastext)
+     {
+        for (CList<textsegment>::iterator iter = segs.begin(); iter != segs.end(); iter++)
+          {
+             CStyle currentstyle = iter->style;
+             if (currentstyle.isPicture())
+               {
+                  CStyle currentstyle = segs.begin()->style;
+                  int ht = (gzoom*currentstyle.getPicture()->height())/100;
+                  int wt = (gzoom*currentstyle.getPicture()->width())/100;
+                  bool willscale = false;
+                  if (ht > availht)
+                    {
+                      wt = (wt*availht)/ht;
+                      ht = availht;
+                      willscale = true;
+                    }
+
+                  QPixmap pc;
+                  if ((willscale || gzoom != 100) && currentstyle.canScale())
+                    {
+                       QImage im = currentstyle.getPicture()->smoothScale(wt,ht);
+                       pc.convertFromImage(im);
+                    }
+                  else
+                    {
+                       pc.convertFromImage(*currentstyle.getPicture());
+                    }
+                  int yoffset = pc.height()/2;
+                  _p->drawPixmap( currentx, _y-yoffset, pc );
+                  currentx += pc.width();
+               }
+                  }  
+        return;
+     }
     QString text = toQString(data());
-    CList<textsegment>::iterator textstart = segs.begin();
     int extraspace = 0;
     bool just = (!m_bEop && textstart->style.getJustify() == m_AlignJustify);
     int spaces = 0;
@@ -305,19 +452,37 @@ void CDrawBuffer::render(QPainter* _p, int _y, bool _bMono, int _charWidth, int
         }
         else
         {
-            extraspace = (scwidth - 2*_border - rightMargin() - leftMargin() - width());
+            extraspace = (scwidth - (_lborder+_rborder) - rightMargin() - leftMargin() - width(availht));
             if (extraspace == 0) just = false;
         }
     }
     CList<textsegment>::iterator textend = textstart;
+
+   bool drawBackground = false;
     do
     {
         textend++;
         int end = (textend != segs.end()) ? textend->start : len;
         CStyle currentstyle = textstart->style;
+        /*
+        bool drawBackground = (
+                               currentstyle.bRed() != 255
+                               ||
+                               currentstyle.bGreen() != 255
+                               ||
+                               currentstyle.bBlue() != 255
+                               );
+        */
+        QColor bgColour = QColor(qRgb(currentstyle.bRed(),
+                                              currentstyle.bGreen(),
+                                              currentstyle.bBlue()));
+        drawBackground = !(bgColour == _bg);
+
+//       if (drawBackground) qDebug("Drawing background");
+       
         QFont f((currentstyle.isMono() && fc->hasCourier()) ? fc->fixedfontname() : fc->name(), fc->getsize(currentstyle), (currentstyle.isBold()) ? QFont::Bold : QFont::Normal, (currentstyle.isItalic()) );
         //f.setUnderline(currentstyle.isUnderline());
-        //if (currentstyle.isUnderline()) odebug << "UNDERLINE" << oendl; 
+        //if (currentstyle.isUnderline()) qDebug("UNDERLINE");
         _p->setFont(f);
         QString str = text.mid(textstart->start, end-textstart->start);
 #if defined(OPIE) || !defined(USEQPE)
@@ -326,8 +491,11 @@ void CDrawBuffer::render(QPainter* _p, int _y, bool _bMono, int _charWidth, int
         _p->setPen(QPen(QColor(currentstyle.Red(), currentstyle.Green(), currentstyle.Blue()), fc->getsize(currentstyle)/10));
 #endif
         int voffset = currentstyle.getVOffset()*fc->getsize(currentstyle)/2;
+
         if (_bMono)
         {
+
+          Highlight(_p, drawBackground, currentx, _y, str.length()*_charWidth, bgColour);
             if (currentstyle.isUnderline())
             {
                 _p->drawLine( currentx, _y+voffset, currentx + str.length()*_charWidth, _y+voffset);
@@ -349,11 +517,18 @@ void CDrawBuffer::render(QPainter* _p, int _y, bool _bMono, int _charWidth, int
             {
                 int ht = (gzoom*currentstyle.getPicture()->height())/100;
                 int wt = (gzoom*currentstyle.getPicture()->width())/100;
+                  bool willscale = false;
+                  if (ht > availht)
+                    {
+                      wt = (wt*availht)/ht;
+                      ht = availht;
+                      willscale = true;
+                    }
                 int ascent = fc->ascent(currentstyle)/2;
                 int yoffset = ht/2 + ascent;
 
                 QPixmap pc;
-                if (gzoom != 100 && currentstyle.canScale())
+                if ((willscale || gzoom != 100) && currentstyle.canScale())
                 {
                     QImage im = currentstyle.getPicture()->smoothScale(wt,ht);
                     pc.convertFromImage(im);
@@ -371,6 +546,7 @@ void CDrawBuffer::render(QPainter* _p, int _y, bool _bMono, int _charWidth, int
                 {
                     int cw = (7*fc->getsize(currentstyle))/10;
                     int w = cw*(end-textstart->start);
+                    Highlight(_p, drawBackground, currentx, _y, w, bgColour);
                     if (currentstyle.isUnderline())
                     {
                         _p->drawLine( currentx, _y+voffset, currentx + w, _y+voffset);
@@ -408,9 +584,11 @@ void CDrawBuffer::render(QPainter* _p, int _y, bool _bMono, int _charWidth, int
                                 spacenumber++;
                                 int nexttoadd = (extraspace*spacenumber+spaces/2)/spaces - spacesofar;
                                 QString nstr = str.mid(lastspace+1, nsp-lastspace);
-        //                  odebug << "str:" << str << ": last:" << lastspace << " new:" << nsp << " nstr:" << nstr << ":" << oendl; 
+        //                  qDebug("str:%s: last:%d new:%d nstr:%s:", (const char*)str, lastspace, nsp, (const char*)nstr);
                                 int lw = fm.width(nstr);
+                                Highlight(_p, drawBackground, cx, _y, lw, bgColour);
                                 _p->drawText( cx, _y+voffset, nstr);
+                                Highlight(_p, drawBackground, cx+lw, _y, nexttoadd, bgColour);
                                 cx += lw+nexttoadd;
                                 spacesofar += nexttoadd;
                                 lastspace = nsp;
@@ -418,22 +596,27 @@ void CDrawBuffer::render(QPainter* _p, int _y, bool _bMono, int _charWidth, int
                             else
                             {
                                 QString nstr = str.mid(lastspace+1, nsp-lastspace);
-        //                  odebug << "str:" << str << ": last:" << lastspace << " new:" << nsp << " nstr:" << nstr << ":" << oendl; 
+        //                  qDebug("str:%s: last:%d new:%d nstr:%s:", (const char*)str, lastspace, nsp, (const char*)nstr);
                                 int lw = fm.width(nstr);
+                                Highlight(_p, drawBackground, cx, _y, lw, bgColour);
                                 _p->drawText( cx, _y+voffset, nstr);
                                 cx += lw;
                                 lastspace = nsp;
                             }
                         }
                         QString nstr = str.right(str.length()-1-lastspace);
+                        int lw = fm.width(nstr);
+                        Highlight(_p, drawBackground, cx, _y, lw, bgColour);
                         _p->drawText( cx, _y+voffset, nstr);
-                        cx += fm.width(nstr);
+                        cx += lw;
                         w = cx - currentx;
                     }
                     else
                     {
+                        int lw = fm.width(str);
+                        Highlight(_p, drawBackground, currentx, _y, lw, bgColour);
                         _p->drawText( currentx, _y+voffset, str);
-                        w = fm.width(str);
+                        w = lw;
                     }
                     if (currentstyle.isUnderline())
                     {
@@ -451,6 +634,20 @@ void CDrawBuffer::render(QPainter* _p, int _y, bool _bMono, int _charWidth, int
         textstart = textend;
     }
     while (textend != segs.end() && textstart->start < len);
+/*
+ if (firstColour ==  bgColour)
+     {
+        Highlight(_p, drawBackground, currentx, _y, scwidth - (currentx + _lborder + _rborder), bgColour);
+     }
+ */
+}
+
+void CDrawBuffer::Highlight(QPainter* _p, bool drawBackground, int _x, int _y, int w, QColor bgColour)
+{
+  if (drawBackground)
+    {
+      _p->fillRect(_x, _y-m_ascent, w, m_lineSpacing, bgColour);
+    }
 }
 
 CStyle CDrawBuffer::laststyle()
@@ -458,8 +655,14 @@ CStyle CDrawBuffer::laststyle()
     return segs.last().style;
 }
 
-linkType CDrawBuffer::getLinkType(int numchars, size_t& tgt)
+CStyle CDrawBuffer::firststyle()
+{
+    return segs.first().style;
+}
+
+linkType CDrawBuffer::getLinkType(int numchars, size_t& tgt, size_t& offset, size_t& pictgt, QImage*& img)
 {
+  linkType ret = eNone;
     int end = 0;
     CStyle currentstyle;
     CList<textsegment>::iterator textstart = segs.begin();
@@ -470,31 +673,52 @@ linkType CDrawBuffer::getLinkType(int numchars, size_t& tgt)
         end = (textend != segs.end()) ? textend->start : len;
         currentstyle = textstart->style;
 /*
-        if (currentstyle.isPicture()) odebug << "Passed thru picture" << oendl; 
-        if (currentstyle.getLink()) odebug << "Passed thru link" << oendl; 
-        //odebug << "islink:" << numchars << " - " << end << "" << oendl; 
+        if (currentstyle.isPicture()) qDebug("Passed thru picture");
+        if (currentstyle.getLink()) qDebug("Passed thru link");
+        //qDebug("islink:%d - %d", numchars, end);
 */
         textstart = textend;
     }
     while (textend != segs.end() && end <= numchars);
-//    if (currentstyle.isPicture()) odebug << "Clicked on picture" << oendl; 
+    img = currentstyle.getPicture();
     if (currentstyle.getPictureLink())
     {
-        tgt = currentstyle.getPictureLinkData();
-        return ePicture;
+        pictgt = currentstyle.getPictureLinkData();
+        ret |= ePicture;
     }
     if (currentstyle.getLink())
     {
         tgt = currentstyle.getData();
-        return eLink;
+        offset = currentstyle.getOffset();
+        ret |= eLink;
     }
-    return eNone;
+    return ret;
 }
 
-void CDrawBuffer::resize()
+void CDrawBuffer::resize(int availht)
 {
     int gzoom = fc->gzoom();
-    m_maxstyle = m_ascent = m_descent = m_lineSpacing = m_lineExtraSpacing = 0;
+    m_ascent = m_descent = m_lineSpacing = m_lineExtraSpacing = 0;
+    /*
+    int t_ascent = 0;
+    int t_descent = 0;
+    int t_lineExtraSpacing = 0;
+    */
+    int t_lineSpacing = 0;
+   m_hastext = false;
+    for (CList<textsegment>::iterator iter = segs.begin(); iter != segs.end() && iter->start <= len; )
+    {
+       CStyle _style = iter->style;
+       if (!_style.isPicture())
+         {
+            m_hastext = true;
+            break;
+         }
+       iter++;
+    }
+   if (m_hastext)
+     {
+        
     for (CList<textsegment>::iterator iter = segs.begin(); iter != segs.end() && iter->start <= len; )
     {
         CList<textsegment>::iterator next = iter;
@@ -510,11 +734,32 @@ void CDrawBuffer::resize()
         descent = fc->descent(_style);
         linespacing = fc->lineSpacing(_style);
         extra = linespacing - ascent - descent;
-        if (_style.isPicture() && _style.canScale())
+             /*
+              if (ascent > t_ascent) t_ascent = ascent;
+              if (descent > t_descent) t_descent = descent;
+              if (extra > t_lineExtraSpacing) t_lineExtraSpacing = extra;
+              t_lineSpacing = t_ascent+t_descent+t_lineExtraSpacing;
+              */
+             if (linespacing > t_lineSpacing) t_lineSpacing = linespacing;
+             if (_style.isPicture())
+               {
+                  int ht = (gzoom*_style.getPicture()->height())/100;
+                  int wt = (gzoom*_style.getPicture()->width())/100;
+
+                  bool willscale = false;
+                  if (ht > availht)
+                    {
+                      wt = (wt*availht)/ht;
+                      ht = availht;
+                      willscale = true;
+                    }
+                  if (willscale || _style.canScale())
         {
             descent = ((gzoom*_style.getPicture()->height())/100-ascent)/2;
             ascent = ((gzoom*_style.getPicture()->height())/100+ascent)/2;
         }
+               }
+             
 /*
         else if (fc != NULL)
         {
@@ -529,18 +774,91 @@ void CDrawBuffer::resize()
         if (extra > m_lineExtraSpacing) m_lineExtraSpacing = extra;
         m_lineSpacing = m_ascent+m_descent+m_lineExtraSpacing;
     }
+        m_showPartial = (m_lineSpacing > t_lineSpacing);
     int lead = fc->getlead();
     if (lead != 0)
     {
-        int xt = (lead*m_lineSpacing+5)/10;
-        m_descent += xt;
+             int xt = (lead*t_lineSpacing+5)/10;
+             m_lineExtraSpacing += xt;
         m_lineSpacing += xt;
     }
     if (m_bSop)
     {
         int xt = ((segs.begin()->style.getExtraSpace()+fc->getextraspace())*fc->getsize(segs.begin()->style)+5)/10;
-        //odebug << "ExtraSpace:" << xt << "" << oendl; 
+                     //qDebug("ExtraSpace:%d", xt);
         m_ascent += xt;
         m_lineSpacing += xt;
     }
 }
+   else
+     {
+        m_showPartial = true;
+        int maxheight = 0;
+        for (CList<textsegment>::iterator iter = segs.begin(); iter != segs.end(); iter++)
+          {
+             CStyle _style = iter->style;
+             if (_style.isPicture())
+               {
+                  int ht = 0;
+                  if (_style.canScale())
+                    {
+                       ht = ((gzoom*_style.getPicture()->height())/100);
+                    }
+                  else
+                    {
+                       ht = _style.getPicture()->height();
+                    }
+                  if (ht > availht)
+                    {
+                      ht = availht;
+                    }
+                  if (ht > maxheight) maxheight = ht;
+               }
+          }
+        m_ascent = maxheight/2;
+        m_descent = maxheight-m_ascent;
+        m_lineExtraSpacing = 0;
+        m_lineSpacing = m_ascent+m_descent;
+     }
+}
+
+CStyle* CDrawBuffer::getNextLink(int& offset)
+{
+  CStyle* ret = NULL;
+  for (CList<textsegment>::iterator iter = segs.begin(); iter != segs.end(); ++iter)
+  {
+    if (offset < iter->start && iter->style.getLink())
+      {
+        ret = &(iter->style);
+        offset = iter->start;
+        qDebug("Found a link at offset %d!", offset);
+        break;
+      }
+  }
+  return ret;
+}
+
+int CDrawBuffer::invertLink(int offset)
+{
+  for (CList<textsegment>::iterator iter = segs.begin(); iter != segs.end(); ++iter)
+  {
+    if (offset <= iter->start && iter->style.getLink())
+      {
+        iter->style.invert();
+        unsigned long currentvalue = iter->style.getData();
+        qDebug("Link data %u", currentvalue);
+        CList<textsegment>::iterator next = iter;
+        ++next;
+        while (next != segs.end() && (currentvalue == next->style.getData()) && next->style.getLink())
+          {
+            next->style.invert();
+            offset = next->start;
+            iter++;
+            next++;
+          }
+        return offset;
+      }
+  }
+  qDebug("Failed to invert");
+  return offset;
+}