bool QgsComposerScaleBar::readXML( const QDomElement& itemElem, const QDomDocument& doc )
{
if ( itemElem.isNull() )
{
return false;
}
mHeight = itemElem.attribute( "height", "5.0" ).toDouble();
mLabelBarSpace = itemElem.attribute( "labelBarSpace", "3.0" ).toDouble();
mBoxContentSpace = itemElem.attribute( "boxContentSpace", "1.0" ).toDouble();
mNumSegments = itemElem.attribute( "numSegments", "2" ).toInt();
mNumSegmentsLeft = itemElem.attribute( "numSegmentsLeft", "0" ).toInt();
mNumUnitsPerSegment = itemElem.attribute( "numUnitsPerSegment", "1.0" ).toDouble();
mSegmentMillimeters = itemElem.attribute( "segmentMillimeters", "0.0" ).toDouble();
mNumMapUnitsPerScaleBarUnit = itemElem.attribute( "numMapUnitsPerScaleBarUnit", "1.0" ).toDouble();
mPen.setWidthF( itemElem.attribute( "outlineWidth", "1.0" ).toDouble() );
mUnitLabeling = itemElem.attribute( "unitLabel" );
QString fontString = itemElem.attribute( "font", "" );
if ( !fontString.isEmpty() )
{
mFont.fromString( fontString );
}
//style
delete mStyle;
mStyle = 0;
QString styleString = itemElem.attribute( "style", "" );
setStyle( tr( styleString.toLocal8Bit().data() ) );
mUnits = ( ScaleBarUnits )itemElem.attribute( "units" ).toInt();
mAlignment = ( Alignment )( itemElem.attribute( "alignment", "0" ).toInt() );
//map
int mapId = itemElem.attribute( "mapId", "-1" ).toInt();
if ( mapId >= 0 )
{
const QgsComposerMap* composerMap = mComposition->getComposerMapById( mapId );
mComposerMap = composerMap;
if ( mComposerMap )
{
connect( mComposerMap, SIGNAL( extentChanged() ), this, SLOT( updateSegmentSize() ) );
connect( mComposerMap, SIGNAL( destroyed( QObject* ) ), this, SLOT( invalidateCurrentMap() ) );
}
}
updateSegmentSize();
//restore general composer item properties
QDomNodeList composerItemList = itemElem.elementsByTagName( "ComposerItem" );
if ( composerItemList.size() > 0 )
{
QDomElement composerItemElem = composerItemList.at( 0 ).toElement();
_readXML( composerItemElem, doc );
}
return true;
}
void QgsComposerScaleBar::setComposerMap( const QgsComposerMap* map )
{
disconnect( mComposerMap, SIGNAL( extentChanged() ), this, SLOT( updateSegmentSize() ) );
disconnect( mComposerMap, SIGNAL( destroyed( QObject* ) ), this, SLOT( invalidateCurrentMap() ) );
mComposerMap = map;
if ( !map )
{
return;
}
connect( mComposerMap, SIGNAL( extentChanged() ), this, SLOT( updateSegmentSize() ) );
connect( mComposerMap, SIGNAL( destroyed( QObject* ) ), this, SLOT( invalidateCurrentMap() ) );
refreshSegmentMillimeters();
}
void QgsComposerScaleBar::invalidateCurrentMap()
{
if ( !mComposerMap )
{
return;
}
disconnect( mComposerMap, SIGNAL( extentChanged() ), this, SLOT( updateSegmentSize() ) );
disconnect( mComposerMap, SIGNAL( destroyed( QObject* ) ), this, SLOT( invalidateCurrentMap() ) );
mComposerMap = 0;
}
bool QgsComposerScaleBar::readXML( const QDomElement& itemElem, const QDomDocument& doc )
{
if ( itemElem.isNull() )
{
return false;
}
mHeight = itemElem.attribute( "height", "5.0" ).toDouble();
mLabelBarSpace = itemElem.attribute( "labelBarSpace", "3.0" ).toDouble();
mBoxContentSpace = itemElem.attribute( "boxContentSpace", "1.0" ).toDouble();
mNumSegments = itemElem.attribute( "numSegments", "2" ).toInt();
mNumSegmentsLeft = itemElem.attribute( "numSegmentsLeft", "0" ).toInt();
mNumUnitsPerSegment = itemElem.attribute( "numUnitsPerSegment", "1.0" ).toDouble();
mSegmentSizeMode = static_cast<SegmentSizeMode>( itemElem.attribute( "segmentSizeMode", "0" ).toInt() );
mMinBarWidth = itemElem.attribute( "minBarWidth", "50" ).toInt();
mMaxBarWidth = itemElem.attribute( "maxBarWidth", "150" ).toInt();
mSegmentMillimeters = itemElem.attribute( "segmentMillimeters", "0.0" ).toDouble();
mNumMapUnitsPerScaleBarUnit = itemElem.attribute( "numMapUnitsPerScaleBarUnit", "1.0" ).toDouble();
mPen.setWidthF( itemElem.attribute( "outlineWidth", "1.0" ).toDouble() );
mUnitLabeling = itemElem.attribute( "unitLabel" );
mLineJoinStyle = QgsSymbolLayerV2Utils::decodePenJoinStyle( itemElem.attribute( "lineJoinStyle", "miter" ) );
mPen.setJoinStyle( mLineJoinStyle );
mLineCapStyle = QgsSymbolLayerV2Utils::decodePenCapStyle( itemElem.attribute( "lineCapStyle", "square" ) );
mPen.setCapStyle( mLineCapStyle );
QString fontString = itemElem.attribute( "font", "" );
if ( !fontString.isEmpty() )
{
mFont.fromString( fontString );
}
//colors
//fill color
QDomNodeList fillColorList = itemElem.elementsByTagName( "fillColor" );
if ( fillColorList.size() > 0 )
{
QDomElement fillColorElem = fillColorList.at( 0 ).toElement();
bool redOk, greenOk, blueOk, alphaOk;
int fillRed, fillGreen, fillBlue, fillAlpha;
fillRed = fillColorElem.attribute( "red" ).toDouble( &redOk );
fillGreen = fillColorElem.attribute( "green" ).toDouble( &greenOk );
fillBlue = fillColorElem.attribute( "blue" ).toDouble( &blueOk );
fillAlpha = fillColorElem.attribute( "alpha" ).toDouble( &alphaOk );
if ( redOk && greenOk && blueOk && alphaOk )
{
mBrush.setColor( QColor( fillRed, fillGreen, fillBlue, fillAlpha ) );
}
}
else
{
mBrush.setColor( QColor( itemElem.attribute( "brushColor", "#000000" ) ) );
}
//fill color 2
QDomNodeList fillColor2List = itemElem.elementsByTagName( "fillColor2" );
if ( fillColor2List.size() > 0 )
{
QDomElement fillColor2Elem = fillColor2List.at( 0 ).toElement();
bool redOk, greenOk, blueOk, alphaOk;
int fillRed, fillGreen, fillBlue, fillAlpha;
fillRed = fillColor2Elem.attribute( "red" ).toDouble( &redOk );
fillGreen = fillColor2Elem.attribute( "green" ).toDouble( &greenOk );
fillBlue = fillColor2Elem.attribute( "blue" ).toDouble( &blueOk );
fillAlpha = fillColor2Elem.attribute( "alpha" ).toDouble( &alphaOk );
if ( redOk && greenOk && blueOk && alphaOk )
{
mBrush2.setColor( QColor( fillRed, fillGreen, fillBlue, fillAlpha ) );
}
}
else
{
mBrush2.setColor( QColor( itemElem.attribute( "brush2Color", "#ffffff" ) ) );
}
//stroke color
QDomNodeList strokeColorList = itemElem.elementsByTagName( "strokeColor" );
if ( strokeColorList.size() > 0 )
{
QDomElement strokeColorElem = strokeColorList.at( 0 ).toElement();
bool redOk, greenOk, blueOk, alphaOk;
int strokeRed, strokeGreen, strokeBlue, strokeAlpha;
strokeRed = strokeColorElem.attribute( "red" ).toDouble( &redOk );
strokeGreen = strokeColorElem.attribute( "green" ).toDouble( &greenOk );
strokeBlue = strokeColorElem.attribute( "blue" ).toDouble( &blueOk );
strokeAlpha = strokeColorElem.attribute( "alpha" ).toDouble( &alphaOk );
if ( redOk && greenOk && blueOk && alphaOk )
{
mPen.setColor( QColor( strokeRed, strokeGreen, strokeBlue, strokeAlpha ) );
}
}
else
{
mPen.setColor( QColor( itemElem.attribute( "penColor", "#000000" ) ) );
}
//font color
QDomNodeList textColorList = itemElem.elementsByTagName( "textColor" );
if ( textColorList.size() > 0 )
{
QDomElement textColorElem = textColorList.at( 0 ).toElement();
bool redOk, greenOk, blueOk, alphaOk;
int textRed, textGreen, textBlue, textAlpha;
textRed = textColorElem.attribute( "red" ).toDouble( &redOk );
textGreen = textColorElem.attribute( "green" ).toDouble( &greenOk );
textBlue = textColorElem.attribute( "blue" ).toDouble( &blueOk );
textAlpha = textColorElem.attribute( "alpha" ).toDouble( &alphaOk );
if ( redOk && greenOk && blueOk && alphaOk )
{
mFontColor = QColor( textRed, textGreen, textBlue, textAlpha );
}
}
else
{
mFontColor.setNamedColor( itemElem.attribute( "fontColor", "#000000" ) );
}
//style
delete mStyle;
mStyle = 0;
QString styleString = itemElem.attribute( "style", "" );
setStyle( tr( styleString.toLocal8Bit().data() ) );
mUnits = ( ScaleBarUnits )itemElem.attribute( "units" ).toInt();
mAlignment = ( Alignment )( itemElem.attribute( "alignment", "0" ).toInt() );
//map
int mapId = itemElem.attribute( "mapId", "-1" ).toInt();
if ( mapId >= 0 )
{
const QgsComposerMap* composerMap = mComposition->getComposerMapById( mapId );
mComposerMap = composerMap;
if ( mComposerMap )
{
connect( mComposerMap, SIGNAL( extentChanged() ), this, SLOT( updateSegmentSize() ) );
connect( mComposerMap, SIGNAL( destroyed( QObject* ) ), this, SLOT( invalidateCurrentMap() ) );
}
}
updateSegmentSize();
//restore general composer item properties
QDomNodeList composerItemList = itemElem.elementsByTagName( "ComposerItem" );
if ( composerItemList.size() > 0 )
{
QDomElement composerItemElem = composerItemList.at( 0 ).toElement();
_readXML( composerItemElem, doc );
}
return true;
}
