Fix for multiline labels in composer (ticket #181)

git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@9202 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: mhugent

src/core/composer/qgscomposerlabel.cpp

@@ -48,7 +48,13 @@ void QgsComposerLabel::paint( QPainter* painter, const QStyleOptionGraphicsItem*
   painter->setFont( mFont );
 
   QFontMetricsF fontSize( mFont );
-  painter->drawText( QPointF( mMargin, mMargin + fontSize.ascent() ), mText );
+  
+  //support multiline labels
+  double penWidth = pen().widthF();
+  QRectF painterRect(penWidth, penWidth, rect().width() - 2 * penWidth, \
+		     rect().height() - 2 * penWidth);
+  painter->drawText(painterRect, Qt::AlignLeft | Qt::AlignTop | Qt::TextWordWrap, mText);
+
 
   drawFrame( painter );
   if ( isSelected() )
@@ -60,7 +66,6 @@ void QgsComposerLabel::paint( QPainter* painter, const QStyleOptionGraphicsItem*
 void QgsComposerLabel::setText( const QString& text )
 {
   mText = text;
-  adjustSizeToText();
 }
 
 void QgsComposerLabel::setFont( const QFont& f )
@@ -76,13 +81,12 @@ void QgsComposerLabel::setFont( const QFont& f )
   {
     mFont = f;
   }
-  adjustSizeToText();
 }
 
 void QgsComposerLabel::adjustSizeToText()
 {
   QFontMetricsF fontInfo( mFont );
-  setSceneRect( QRectF( transform().dx(), transform().dy(), fontInfo.width( mText ) + 2 * mMargin, fontInfo.ascent() + 2 * mMargin ) );
+  setSceneRect( QRectF( transform().dx(), transform().dy(), fontInfo.width( mText ) + 2 * mMargin + 2 * pen().widthF(), fontInfo.ascent() + 2 * mMargin + 2 * pen().widthF()) );
 }
 
 QFont QgsComposerLabel::font() const