void QgsMapToolLabel::currentAlignment( QString& hali, QString& vali )
{
hali = "Left";
vali = "Bottom";
QgsVectorLayer* vlayer = currentLayer();
if ( !vlayer )
{
return;
}
QgsFeature f;
if ( !currentFeature( f ) )
{
return;
}
int haliIndx = dataDefinedColumnIndex( QgsPalLayerSettings::Hali, vlayer );
if ( haliIndx != -1 )
{
hali = f.attribute( haliIndx ).toString();
}
int valiIndx = dataDefinedColumnIndex( QgsPalLayerSettings::Vali, vlayer );
if ( valiIndx != -1 )
{
vali = f.attribute( valiIndx ).toString();
}
}
bool QgsMapToolLabel::labelMoveable( QgsMapLayer *ml, int& xCol, int& yCol ) const
{
QgsVectorLayer* vlayer = qobject_cast<QgsVectorLayer*>( ml );
if ( !vlayer || !vlayer->isEditable() )
{
return false;
}
bool xColOk = false;
bool yColOk = false;
int xColumn = dataDefinedColumnIndex( QgsPalLayerSettings::PositionX, vlayer );
if ( xColumn != -1 )
{
xCol = xColumn;
xColOk = true;
}
int yColumn = dataDefinedColumnIndex( QgsPalLayerSettings::PositionY, vlayer );
if ( yColumn != -1 )
{
yCol = yColumn;
yColOk = true;
}
if ( xColOk && yColOk )
{
return true;
}
return false;
}
bool QgsMapToolLabel::layerIsRotatable( QgsMapLayer* layer, int& rotationCol ) const
{
QgsVectorLayer* vlayer = qobject_cast<QgsVectorLayer*>( layer );
if ( !vlayer || !vlayer->isEditable() )
{
return false;
}
int rotCol = dataDefinedColumnIndex( QgsPalLayerSettings::Rotation, vlayer );
if ( rotCol != -1 )
{
rotationCol = rotCol;
return true;
}
return false;
}
bool QgsMapToolLabel::layerCanShowHide( QgsMapLayer* ml, int& showCol ) const
{
//QgsDebugMsg( "entered" );
QgsVectorLayer* vlayer = qobject_cast<QgsVectorLayer*>( ml );
if ( !vlayer || !vlayer->isEditable() )
{
return false;
}
int showColmn = dataDefinedColumnIndex( QgsPalLayerSettings::Show, vlayer );
if ( showColmn != -1 )
{
showCol = showColmn;
return true;
}
return false;
}
QFont QgsMapToolLabel::labelFontCurrentFeature()
{
QFont font;
QgsVectorLayer* vlayer = currentLayer();
bool labelSettingsOk;
QgsPalLayerSettings& labelSettings = currentLabelSettings( &labelSettingsOk );
if ( labelSettingsOk && vlayer )
{
font = labelSettings.textFont;
QgsFeature f;
if ( vlayer->getFeatures( QgsFeatureRequest().setFilterFid( mCurrentLabelPos.featureId ).setFlags( QgsFeatureRequest::NoGeometry ) ).nextFeature( f ) )
{
//size
int sizeIndx = dataDefinedColumnIndex( QgsPalLayerSettings::Size, vlayer );
if ( sizeIndx != -1 )
{
if ( labelSettings.fontSizeInMapUnits )
{
font.setPixelSize( labelSettings.sizeToPixel( f.attribute( sizeIndx ).toDouble(),
QgsRenderContext(), QgsPalLayerSettings::MapUnits, true ) );
}
else
{
font.setPointSizeF( f.attribute( sizeIndx ).toDouble() );
}
}
//family
int fmIndx = dataDefinedColumnIndex( QgsPalLayerSettings::Family, vlayer );
if ( fmIndx != -1 )
{
font.setFamily( f.attribute( fmIndx ).toString() );
}
//underline
int ulIndx = dataDefinedColumnIndex( QgsPalLayerSettings::Underline, vlayer );
if ( ulIndx != -1 )
{
font.setUnderline( f.attribute( ulIndx ).toBool() );
}
//strikeout
int soIndx = dataDefinedColumnIndex( QgsPalLayerSettings::Strikeout, vlayer );
if ( soIndx != -1 )
{
font.setStrikeOut( f.attribute( soIndx ).toBool() );
}
//bold
int boIndx = dataDefinedColumnIndex( QgsPalLayerSettings::Bold, vlayer );
if ( boIndx != -1 )
{
font.setBold( f.attribute( boIndx ).toBool() );
}
//italic
int itIndx = dataDefinedColumnIndex( QgsPalLayerSettings::Italic, vlayer );
if ( itIndx != -1 )
{
font.setItalic( f.attribute( itIndx ).toBool() );
}
// TODO: Add other font data defined values (word spacing, etc.)
}
}
return font;
}
QFont QgsMapToolLabel::currentLabelFont()
{
QFont font;
QgsPalLayerSettings &labelSettings = mCurrentLabel.settings;
QgsVectorLayer *vlayer = mCurrentLabel.layer;
QgsRenderContext context = QgsRenderContext::fromMapSettings( mCanvas->mapSettings() );
if ( mCurrentLabel.valid && vlayer )
{
font = labelSettings.format().font();
QgsFeature f;
if ( vlayer->getFeatures( QgsFeatureRequest().setFilterFid( mCurrentLabel.pos.featureId ).setFlags( QgsFeatureRequest::NoGeometry ) ).nextFeature( f ) )
{
//size
int sizeIndx = dataDefinedColumnIndex( QgsPalLayerSettings::Size, mCurrentLabel.settings, vlayer );
if ( sizeIndx != -1 )
{
font.setPixelSize( QgsTextRenderer::sizeToPixel( f.attribute( sizeIndx ).toDouble(),
context, labelSettings.format().sizeUnit(),
labelSettings.format().sizeMapUnitScale() ) );
}
//family
int fmIndx = dataDefinedColumnIndex( QgsPalLayerSettings::Family, labelSettings, vlayer );
if ( fmIndx != -1 )
{
font.setFamily( f.attribute( fmIndx ).toString() );
}
//underline
int ulIndx = dataDefinedColumnIndex( QgsPalLayerSettings::Underline, labelSettings, vlayer );
if ( ulIndx != -1 )
{
font.setUnderline( f.attribute( ulIndx ).toBool() );
}
//strikeout
int soIndx = dataDefinedColumnIndex( QgsPalLayerSettings::Strikeout, labelSettings, vlayer );
if ( soIndx != -1 )
{
font.setStrikeOut( f.attribute( soIndx ).toBool() );
}
//bold
int boIndx = dataDefinedColumnIndex( QgsPalLayerSettings::Bold, labelSettings, vlayer );
if ( boIndx != -1 )
{
font.setBold( f.attribute( boIndx ).toBool() );
}
//italic
int itIndx = dataDefinedColumnIndex( QgsPalLayerSettings::Italic, labelSettings, vlayer );
if ( itIndx != -1 )
{
font.setItalic( f.attribute( itIndx ).toBool() );
}
// TODO: Add other font data defined values (word spacing, etc.)
}
}
return font;
}
