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-rw-r--r--noncore/apps/opie-reader/QTReader.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/noncore/apps/opie-reader/QTReader.cpp b/noncore/apps/opie-reader/QTReader.cpp
index fc9cffb..6335ea2 100644
--- a/noncore/apps/opie-reader/QTReader.cpp
+++ b/noncore/apps/opie-reader/QTReader.cpp
@@ -292,743 +292,744 @@ void QTReader::keyPressEvent(QKeyEvent* e)
}
void QTReader::setautoscroll(bool _sc)
{
if (_sc == m_autoScroll) return;
if (m_autoScroll)
{
m_autoScroll = false;
}
else
{
m_autoScroll = true;
autoscroll();
}
}
bool QTReader::getline(CBuffer *buff)
{
if (m_bMonoSpaced)
{
return buffdoc.getline(buff ,width(), m_charWidth);
}
else
{
return buffdoc.getline(buff, width());
}
}
void QTReader::doscroll()
{
if (!m_autoScroll)
{
timer->stop();
return;
}
// timer->changeInterval(real_delay());
QPainter p( this );
QBrush b( white);
bitBlt(this,0,0,this,0,1,width(),-1);
qDrawPlainRect(&p,0,height() - 2,width(),2,white,1,&b);
if (++m_scrolldy == m_linespacing)
{
setfont(&p);
m_scrolldy = 0;
// qDrawPlainRect(&p,0,height() - m_linespacing,width(),m_linespacing,white,1,&b);
pagepos = locnarray[1];
CBuffer* buff = textarray[0];
for (int i = 1; i < numlines; i++)
{
textarray[i-1] = textarray[i];
locnarray[i-1] = locnarray[i];
}
locnarray[numlines-1] = locate();
if (getline(buff))
{
textarray[numlines-1] = buff;
drawText( p, 0, height() - m_descent - 2, buff->data());
mylastpos = locate();
}
else
{
// (*buff)[0] = '\0';
textarray[numlines-1] = buff;
m_autoScroll = false;
((QTReaderApp*)parent()->parent())->setScrollState(m_autoScroll);
}
}
}
void QTReader::drawText(QPainter& p, int x, int y, tchar* _text)
{
QString text = toQString(_text);
if (m_bMonoSpaced)
{
for (int i = 0; i < text.length(); i++)
{
p.drawText( x+i*m_charWidth, y, QString(text[i]) );
}
}
else
{
p.drawText( x, y, text );
}
}
void QTReader::autoscroll()
{
timer->start(real_delay(), false);
}
void QTReader::setfont(QPainter* p)
{
// qDebug("Fontsize = %u",fontsizes[m_textsize]);
// qDebug("SetFont %x",p);
QFont font(m_fontname, fontsizes[m_textsize], (m_bBold) ? QFont::Bold : QFont::Normal );
m_charWidth = (m_charpc*fontsizes[m_textsize])/100;
if (m_charWidth <= 0) m_charWidth = 1;
// font.setFixedPitch(m_bMonoSpaced);
// qDebug("Raw name = %s", (const char*)font.rawName());
if (p != NULL) p->setFont( font );
if (m_fm == NULL)
{
m_fm = new QFontMetrics(font);
buffdoc.setfm(m_fm);
}
else
{
*m_fm = QFontMetrics(font);
}
m_ascent = m_fm->ascent();
m_descent = m_fm->descent();
m_linespacing = m_fm->lineSpacing();
}
void QTReader::drawFonts( QPainter *p )
{
setfont(p);
if (m_lastwidth != width())
{
m_lastwidth = width();
locate(pagepos);
}
else
{
int sl = screenlines();
if (sl < numlines)
{
// qDebug("df:<%u,%u>",sl,numlines);
size_t newpos = locnarray[sl];
CBuffer** nta = new CBuffer*[sl];
size_t* nla = new size_t[sl];
for (int i = 0; i < sl; i++)
{
nta[i] = textarray[i];
nla[i] = locnarray[i];
}
for (int i = sl; i < numlines; i++) delete textarray[i];
delete [] textarray;
delete [] locnarray;
textarray = nta;
locnarray = nla;
numlines = sl;
jumpto(mylastpos = newpos);
// locate(pagepos);
}
if (sl > numlines)
{
// qDebug("df:<%u,%u>",sl,numlines);
CBuffer** nta = new CBuffer*[sl];
size_t* nla = new size_t[sl];
for (int i = 0; i < numlines; i++)
{
nta[i] = textarray[i];
nla[i] = locnarray[i];
}
if (locate() != mylastpos) jumpto(mylastpos);
for (int i = numlines; i < sl; i++)
{
nta[i] = new CBuffer;
nla[i] = locate();
getline(nta[i]);
}
mylastpos = locate();
delete [] textarray;
delete [] locnarray;
textarray = nta;
locnarray = nla;
numlines = sl;
}
int ypos = (btight) ? 0 : m_ascent-m_linespacing;
// int linespacing = (tight) ? m_ascent : m_ascent+m_descent;
for (int i = 0; i < numlines; i++)
{
drawText( *p, 0, ypos += m_linespacing, textarray[i]->data());
}
/*
int nlines = height()/(fontmetric.ascent()+fontmetric.descent());
tchar buffer[1024];
for (int i = 0; i < nlines; i++)
{
y += fontmetric.ascent();
sprintf(buffer, "%d:%d:%s[%d]:Lines %d:%s", i+1, m_textfont, fonts[m_textfont], m_fs, nlines, (const tchar*)m_string);
drawText( *p, 0, y, buffer );
y += fontmetric.descent();
}
*/
}
m_scrolldy = 0;
}
QString QTReader::firstword()
{
if (m_bMonoSpaced)
{
return toQString(textarray[0]->data());
}
else
{
int start, end, len, j;
for (j = 0; j < numlines; j++)
{
len = textarray[j]->length();
for (start = 0; start < len && !isalpha((*textarray[j])[start]); start++);
if (start < len) break;
}
if (j < numlines)
{
QString ret = "";
for (end = start; end < len && isalpha((*textarray[j])[end]); end++)
ret += (*textarray[j])[end];
if (ret.isEmpty()) ret = "Current position";
return ret;
}
else
return "Current position";
}
}
//
// Construct the QTReader with buttons.
//
void QTReader::ChangeFont(int tgt)
{
QValueList<int>::Iterator it;
// QValueList<int> sizes = QFontDatabase::pointSizes(m_fontname, (m_bBold) ? QFont::Bold : QFont::Normal);
QFontDatabase fdb;
/*
QStringList styles = fdb.styles(m_fontname);
for ( QStringList::Iterator it = styles.begin(); it != styles.end(); ++it )
{
printf( "%s \n", (*it).latin1() );
}
*/
QValueList<int> sizes = fdb.pointSizes(m_fontname, (m_bBold) ? QString("Bold") : QString::null);
uint n = sizes.count();
if (fontsizes != NULL) delete [] fontsizes;
fontsizes = new unsigned int[n+1];
uint i = 0;
uint best = 0;
for (it = sizes.begin(); it != sizes.end(); it++)
{
fontsizes[i] = (*it)/10;
if (abs(tgt-fontsizes[i]) < abs(tgt-fontsizes[best]))
{
best = i;
}
i++;
}
m_textsize = best;
fontsizes[i] = 0;
setfont(NULL);
QFont font(m_fontname, fontsizes[m_textsize], (m_bBold) ? QFont::Bold : QFont::Normal );
if (m_fm == NULL)
{
m_fm = new QFontMetrics(font);
buffdoc.setfm(m_fm);
}
}
void QTReader::init()
{
// setCaption( "Qt Draw Demo Application" );
setBackgroundColor( white );
// QPainter p(this);
// p.setBackgroundMode( Qt::OpaqueMode );
buffdoc.setfilter(getfilter());
ChangeFont(m_textsize);
// setFocusPolicy(QWidget::StrongFocus);
// resize( 240, 320 );
//setFocus();
timer = new QTimer(this);
connect(timer, SIGNAL(timeout()), this, SLOT(doscroll()));
// QMessageBox::information(this, "init", m_lastfile, 1);
m_lastwidth = width();
if (!m_lastfile.isEmpty())
{
m_string = DocLnk(m_lastfile).name();
load_file(m_lastfile);
}
}
//
// Clean up
//
QTReader::~QTReader()
{
if (fontsizes != NULL) delete [] fontsizes;
#ifndef QT_NO_PRINTER
// delete printer;
#endif
}
//
// Calls the drawing function as specified by the radio buttons.
//
void QTReader::drawIt( QPainter *p )
{
drawFonts(p);
}
//
// Called when the print button is clicked.
//
/*
void QTReader::printIt()
{
#ifndef QT_NO_PRINTER
if ( printer->setup( this ) ) {
QPainter paint;
if ( !paint.begin( printer ) )
return;
drawIt( &paint );
}
#endif
}
*/
//
// Called when the widget needs to be updated.
//
void QTReader::paintEvent( QPaintEvent * )
{
QPainter paint( this );
drawIt( &paint );
}
//
// Called when the widget has been resized.
// Moves the button group to the upper right corner
// of the widget.
/*
void QTReader::resizeEvent( QResizeEvent * )
{
// qDebug("resize:(%u,%u)", width(), height());
// bgroup->move( width()-bgroup->width(), 0 );
}
*/
//
// Create and display our widget.
//
/*
int main( int argc, tchar **argv )
{
QApplication app( argc, argv );
QTReader draw;
app.setMainWidget( &draw );
draw.setCaption("Qt Example - Drawdemo");
draw.show();
return app.exec();
}
*/
bool QTReader::locate(unsigned long n) {
//printf("Locate\n");
buffdoc.locate(n);
// qDebug("&buffdoc.located");
fillbuffer();
// qDebug("&Buffer filled");
update();
// qDebug("&Located");
return true;
}
unsigned int QTReader::screenlines()
{
// int linespacing = (tight) ? m_ascent : m_ascent+m_descent;
// return (height()-m_descent)/(m_linespacing);
return (height()-2)/(m_linespacing);
};
bool QTReader::fillbuffer() {
+ if (buffdoc.empty()) return false;
//printf("Fillbuffer\n");
m_scrolldy = 0;
int ch;
bool ret = false;
int delta = screenlines();
// qDebug("fillbuffer:%u-%u",delta,numlines);
if (delta != numlines)
{
if (textarray != NULL)
{
for (int i = 0; i < numlines; i++) delete textarray[i];
delete [] textarray;
delete [] locnarray;
}
numlines = delta;
textarray = new CBuffer*[numlines];
locnarray = new size_t[numlines];
for (int i = 0; i < numlines; i++) textarray[i] = new CBuffer;
}
// qDebug("fillbuffer:pagepos:%u",pagepos);
unsigned int oldpagepos = pagepos;
// if (textarray != NULL)
// pagepos = locnarray[0];
// else
pagepos = locate();
for (int i = 0; i < delta; i++)
{
locnarray[i] = locate();
ch = getline(textarray[i]);
// if (ch == EOF) {
if (!ch)
{
if (i == 0)
{
locate(oldpagepos);
return false;
}
else
{
ret = true;
for (int j = i+1; j < delta; j++)
{
locnarray[j] = locnarray[j-1];
(*(textarray[j]))[0] = '\0';
}
break;
}
}
if (ch == '\012') ret = true;
}
mylastpos = locate();
// qDebug("fillbuffer:lastpos:%u",mylastpos);
return true;
}
void QTReader::dopagedn()
{
if (m_overlap == 0)
{
if (locate() != mylastpos) jumpto(mylastpos);
}
else
{
if (m_overlap >= screenlines()) m_overlap = screenlines()/2;
jumpto(locnarray[screenlines()-m_overlap]);
}
if (fillbuffer())
{
update();
}
}
void QTReader::dopageup()
{
CBuffer** buff = textarray;
unsigned int *loc = new unsigned int[numlines];
int cbptr = 0;
if (locate() != mylastpos) jumpto(mylastpos);
if (m_overlap >= screenlines()) m_overlap = screenlines()/2;
unsigned int target = locnarray[m_overlap];
if (buffdoc.hasrandomaccess())
{
unsigned int delta = locate()-pagelocate();
if (delta < 64) delta = 64;
if (delta % 2 != 0) delta++;
if (target % 2 != 0) target++;
do
{
delta <<= 1;
if (delta >= target)
{
delta = target;
jumpto(0);
for (int i = 0; i < numlines; i++)
{
loc[i] = locate();
getline(buff[i]);
}
break;
}
jumpto(target-delta);
do
{
getline(buff[0]);
#ifdef WS
//printf("Trying:%s\n",buff[0]);
#endif
if (locate() > target) continue;
}
while (!buffdoc.iseol());
for (int i = 0; i < numlines; i++)
{
loc[i] = locate();
getline(buff[i]);
#ifdef WS
//printf("Filling:%s\n",buff[i]);
#endif
}
}
while (locate() >= target && delta < 4096);
#ifdef WS
//printf("Delta:%u\n",delta);
#endif
}
else
{
jumpto(0);
for (int i = 0; i < numlines; i++)
{
loc[i] = locate();
getline(buff[i]);
}
}
cbptr = 0;
while (locate() < target)
{
loc[cbptr] = locate();
getline(buff[cbptr]);
#ifdef WS
//printf("Adding:%s\n",buff[cbptr]->data());
#endif
cbptr = (cbptr+1) % numlines;
}
pagepos = loc[cbptr];
textarray = new CBuffer*[numlines];
for (int i = 0; i < numlines; i++)
{
int j = (cbptr+i)%numlines;
textarray[i] = buff[j];
locnarray[i] = loc[j];
}
delete [] buff;
delete [] loc;
mylastpos = locate();
update();
}
bool QTReader::load_file(const char *newfile, unsigned int _lcn)
{
// QMessageBox::information(this, "Name", name, 1);
// QMessageBox::information(this, "load_file", newfile, 1);
bool bRC = false;
unsigned int lcn = _lcn;
if (m_lastfile == newfile)
{
lcn = m_lastposn;
}
m_lastfile = newfile;
// QMessageBox::information(0, "Opening...", newfile);
if (buffdoc.openfile(this,newfile) == 0)
{
bRC = true;
// qDebug("buffdoc.openfile done");
locate(lcn);
// qDebug("buffdoc.locate done");
}
update();
// qDebug("Updated");
return bRC;
}
void QTReader::lineDown()
{
pagepos = locnarray[1];
CBuffer* buff = textarray[0];
for (int i = 1; i < numlines; i++)
{
textarray[i-1] = textarray[i];
locnarray[i-1] = locnarray[i];
}
locnarray[numlines-1] = locate();
if (getline(buff))
{
textarray[numlines-1] = buff;
mylastpos = locate();
}
else
{
textarray[numlines-1] = buff;
}
update();
}
/*
void QTReader::lineUp()
{
CBuffer** buff = textarray;
unsigned int *loc = new unsigned int[numlines];
int cbptr = 0;
if (locate() != mylastpos) jumpto(mylastpos);
unsigned int target = locnarray[numlines-1];
if (buffdoc.hasrandomaccess())
{
unsigned int delta = locate()-pagelocate();
if (delta < 64) delta = 64;
do
{
delta <<= 1;
if (delta >= target)
{
delta = target;
jumpto(0);
for (int i = 0; i < numlines; i++)
{
loc[i] = locate();
getline(buff[i]);
}
break;
}
jumpto(target-delta);
do
{
buffdoc.getline(buff[0],width());
#ifdef WS
//printf("Trying:%s\n",buff[0]);
#endif
if (locate() > target) continue;
}
while (!buffdoc.iseol());
for (int i = 0; i < numlines; i++)
{
loc[i] = locate();
buffdoc.getline(buff[i],width());
#ifdef WS
//printf("Filling:%s\n",buff[i]);
#endif
}
}
while (locate() >= target && delta < 4096);
#ifdef WS
//printf("Delta:%u\n",delta);
#endif
}
else
{
jumpto(0);
for (int i = 0; i < numlines; i++)
{
loc[i] = locate();
buffdoc.getline(buff[i],width());
}
}
cbptr = 0;
while (locate() < target)
{
loc[cbptr] = locate();
buffdoc.getline(buff[cbptr], width());
#ifdef WS
//printf("Adding:%s\n",buff[cbptr]->data());
#endif
cbptr = (cbptr+1) % numlines;
}
pagepos = loc[cbptr];
textarray = new CBuffer*[numlines];
for (int i = 0; i < numlines; i++)
{
int j = (cbptr+i)%numlines;
textarray[i] = buff[j];
locnarray[i] = loc[j];
}
delete [] buff;
delete [] loc;
mylastpos = locate();
update();
}
*/
void QTReader::lineUp()
{
CBuffer* buff = textarray[numlines-1];
unsigned int loc;
unsigned int end = locnarray[numlines-1];
int cbptr = 0;
if (locate() != mylastpos) jumpto(mylastpos);
unsigned int target = locnarray[0];
if (buffdoc.hasrandomaccess())
{
unsigned int delta = locate()-pagelocate();
if (delta < 64) delta = 64;
do
{
delta <<= 1;
if (delta >= target)
{
delta = target;
jumpto(0);
for (int i = 0; i < numlines; i++)
{
loc = locate();
getline(buff);
}
break;
}
jumpto(target-delta);
do
{
getline(buff);
#ifdef WS
//printf("Trying:%s\n",buff[0]);
#endif
if (locate() > target) continue;
}
while (!buffdoc.iseol());
loc = locate();
getline(buff);
}
while (locate() >= target && delta < 4096);
}
else
{
jumpto(0);
loc = locate();
getline(buff);
}
cbptr = 0;
while (locate() < target)
{
loc = locate();
getline(buff);
}
pagepos = loc;
for (int i = numlines-1; i > 0; i--)
{
textarray[i] = textarray[i-1];
locnarray[i] = locnarray[i-1];
}
textarray[0] = buff;
locnarray[0] = loc;
// delete [] buff;
// delete [] loc;
mylastpos = locate();
jumpto(end);
update();
}
bool QTReader::empty()
{
return buffdoc.empty();
}