bool ZipplXmlReader::read( QIODevice *dev )
{
setDevice( dev );
bool res = true;
bool metaMode = false;
mCurrParent = 0;
mCurrSpot = 0;
QGraphicsScene *scene = mGraphWidget->scene();
int spotID = 0;
while (!atEnd()) {
readNext();
if( isStartElement() ) {
qDebug() << "XML name: " << name();
if( name() == "presentation") {
// presentation mode: debug & presentation
QString mode = attributes().value("mode").toString();
if( !mode.isEmpty() ) mMode = mode;
mPath = attributes().value("path").toString();
if( !mPath.endsWith('/') ) mPath += "/";
qreal dx = qrealAttrib("width") / -2.0;
qreal dy = qrealAttrib("height") / -2.0;
QRectF rect( dx, dy, -2.0*dx, -2.0*dy );
scene->setSceneRect( rect );
} else if( name() == "meta" ) {
metaMode = true;
} else if( name() == "title" && metaMode ) {
mPresentationTitle = readElementText();
} else if( name() == "description" && metaMode ) {
mPresentationDescr = readElementText();
} else if( name() == "date" && metaMode ) {
mPresentationDate = readElementText();
} else if( name() == "name" && metaMode ) {
mAuthorName = readElementText();
} else if( name() == "email" && metaMode ) {
mAuthorEmail = readElementText();
} else if( name() == "tocentry" ) {
if( mCurrSpot ) {
mCurrSpot->setData( TOCENTRY, readElementText() );
}
} else if( name() == "spot" ) {
if( mCurrParent != 0 ) {
qDebug() << "Strange: Current Parent should be zero here!";
}
QGraphicsRectItem *rectItem = new QGraphicsRectItem( );
rectItem->setPen( pen( rectItem->pen(), QColor("#aeaeae") ));
mCurrParent = rectItem;
mCurrSpot = rectItem;
mCurrParent->setData( ID, QVariant( spotID++ ));
mCurrParent->setPos( position() );
rectItem->setBrush( brush( rectItem->brush() ) );
scene->addItem( mCurrParent );
mSpots.append( mCurrParent );
// Prepare the hidden items list
GraphicsItemList list;
mHiddenItems.insert( mCurrParent, list );
} else if( name() == "hidden" ) {
QGraphicsRectItem *rectItem = new QGraphicsRectItem( mCurrParent, scene );
rectItem->setPen( QPen( QColor( 240, 240, 240 )));
// append this hidden item to the list of hiddens of the parent spot.
GraphicsItemList list = mHiddenItems[mCurrSpot];
list.append( rectItem );
mHiddenItems[mCurrSpot] = list;
mCurrParent = rectItem;
mCurrParent->setData( ID, QVariant( spotID++ ));
} else if( name() == "rect" ) {
if( mCurrParent ) { // within a spot
qDebug() << "Creating a rectangle!";
QGraphicsRectItem *rectItem = new QGraphicsRectItem( mCurrParent, scene );
qreal width = qrealAttrib( "width" );
qreal height = qrealAttrib( "height" );
QPointF pos = position();
if( width > 0 && height > 0 ) {
rectItem->setRect( pos.x(), pos.y(), width, height );
} else {
rectItem->setPos( pos );
}
rectItem->setPen( pen( rectItem->pen() ) );
mCurrParent = rectItem;
}
} else if( name() == "circle" ) {
QPointF pos = position();
QGraphicsEllipseItem *ellipse = new QGraphicsEllipseItem( mCurrParent, scene );
// ellipse->setBrush( getBrush() );
qreal r = 2.0 * qrealAttrib( "r" );
QRectF rect( pos, QSizeF( r, r ) );
ellipse->setPen( pen( ellipse->pen() ) );
ellipse->setRect( rect );
} else if( name() == "text" ) {
QGraphicsSimpleTextItem *textItem = new QGraphicsSimpleTextItem( mCurrParent, scene );
QString font = attributes().value("font").toString();
QString size = attributes().value("size").toString();
QFont currFont = textItem->font();
if( !font.isEmpty() ) {
currFont.setFamily( font );
textItem->setFont( currFont );
}
if( !size.isEmpty() ) {
currFont.setPointSize( size.toInt() );
textItem->setFont( currFont );
}
textItem->setPos( position() );
// set the brush
QBrush b( textItem->brush() );
b.setColor( color() );
textItem->setBrush( b );
QString text = readElementText();
textItem->setText( text );
} else if( name() == "image" ) {
if( handleImg( scene ) ) {
}
}
} else if( isEndElement() ) {
qDebug( ) << "XML CLOSE: " << name().toString();
if( name() == "spot" || name() == "toc" ) {
QRectF rect = mCurrParent->childrenBoundingRect();
rect.setX(0);
rect.setY(0);
qgraphicsitem_cast<QGraphicsRectItem*>(mCurrParent)->setRect( rect);
mCurrParent = 0;
} else if( name() == "rect" ) {
QGraphicsRectItem *item = qgraphicsitem_cast<QGraphicsRectItem*>(mCurrParent);
if( item->rect().isEmpty() )
item->setRect( mCurrParent->childrenBoundingRect() );
mCurrParent = mCurrParent->parentItem();
} else if( name() == "hidden") {
mCurrParent->setOpacity( 0.0 );
mCurrParent = mCurrParent->parentItem();
} else if( name() == "meta" ) {
metaMode = false;
}
}
}
createToc( scene );
return res;
}
void RichEdit::addHtml(const wchar_t* html) {
size_t i = 0, j, len = wcslen(html);
FastStrBuff tmp;
bool insideTag = false;
while(i < len) {
switch(html[i]) {
case L'\r':
case L'\n':
break;
case L'<':
if(tmp.size() > 0) {
addText(tmp.c_str());
tmp.clear();
}
insideTag = true;
break;
case L'>':
insideTag = false;
if(tmp.equalIC(L"b"))
setBold(true);
else if(tmp.equalIC(L"/b"))
setBold(false);
else if(tmp.equalIC(L"i"))
setItalic(true);
else if(tmp.equalIC(L"/i"))
setItalic(false);
else if(tmp.equalIC(L"u"))
setUnderline(true);
else if(tmp.equalIC(L"/u"))
setUnderline(false);
else if(tmp.equalIC(L"br") || tmp.equalIC(L"br/") || tmp.equalIC(L"br /")) {
addText(L"\r\n");
setFontColor(_defaultCf.crTextColor);
}
else if(tmp.size() > 4) {
std::wstring tag = tmp.firstChars(3);
if(tag == L"img" || tag == L"IMG")
handleImg(tmp.c_str());
}
tmp.clear();
break;
case L'&':
if(insideTag) {
tmp.push_back(html[i]); // it's tag, don't care
break;
}
if(len > i + 3) {
// <
if(html[i+1] == L'l' && html[i+2] == L't' && html[i+3] == L';') {
addText(tmp.c_str());
tmp.clear();
addText(L"<");
i += 3;
break;
}
// >
else if(html[i+1] == L'g' && html[i+2] == L't' && html[i+3] == L';') {
addText(tmp.c_str());
tmp.clear();
addText(L">");
i += 3;
break;
}
}
if(len > i + 4) {
// &
if(html[i+1] == L'a' && html[i+2] == L'm' && html[i+3] == L'p' && html[i+4] == L';') {
addText(tmp.c_str());
tmp.clear();
addText(L"&");
i += 4;
break;
}
}
if(len > i + 5) {
// "
if(html[i+1] == L'q' && html[i+2] == L'u' && html[i+3] == L'o' && html[i+4] == L't' && html[i+5] == L';') {
addText(tmp.c_str());
tmp.clear();
addText(L"\"");
i += 5;
break;
}
//
else if(html[i+1] == L'n' && html[i+2] == L'b' && html[i+3] == L's' && html[i+4] == L'p' && html[i+5] == L';') {
addText(tmp.c_str());
tmp.clear();
addText(L" ");
i += 5;
break;
}
// '
else if(html[i+1] == L'a' && html[i+2] == L'p' && html[i+3] == L'o' && html[i+4] == L's' && html[i+5] == L';') {
addText(tmp.c_str());
tmp.clear();
addText(L"'");
i += 5;
break;
}
}
// &#xxxx;
if(len > i + 6 && html[i+1] == L'#' && html[i+6] == L';') {
wchar_t hex[4];
bool valid = true;
for(j=0; j<4; j++) {
hex[j] = html[i+j+2];
if(hex[j] < L'0' || hex[j] > L'9') {
valid = false;
break;
}
hex[j] -= 0x30;
}
addText(tmp.c_str());
tmp.clear();
if(valid) {
wchar_t letter[2] = {0,0};
letter[0] = hex[0]*1000 + hex[1]*100 + hex[2]*10 + hex[3];
addText(letter);
}
i += 6;
break;
}
tmp.push_back(html[i]); // if & not for special char
break;
default:
tmp.push_back(html[i]);
}
i++;
}
if(tmp.size() > 0)
addText(tmp.c_str());
}
