QDebug operator<<(QDebug dbg, const KDChart::BackgroundAttributes& ba)
{
dbg << "KDChart::BackgroundAttributes("
<< "visible="<<ba.isVisible()
<< "brush="<<ba.brush()
<< "pixmapmode="<<ba.pixmapMode()
<< "pixmap="<<QVariant(ba.pixmap())
<< ")";
return dbg;
}
bool Surface::loadOdf( const KoXmlElement &surfaceElement, KoShapeLoadingContext &context )
{
KoStyleStack &styleStack = context.odfLoadingContext().styleStack();
styleStack.save();
if ( surfaceElement.hasAttributeNS( KoXmlNS::chart, "style-name" ) )
{
KDChart::BackgroundAttributes backgroundAttributes = d->kdPlane->backgroundAttributes();
KDChart::FrameAttributes frameAttributes = d->kdPlane->frameAttributes();
styleStack.clear();
context.odfLoadingContext().fillStyleStack( surfaceElement, KoXmlNS::chart, "style-name", "chart" );
styleStack.setTypeProperties( "graphic" );
if ( styleStack.hasProperty( KoXmlNS::draw, "stroke" ) )
{
frameAttributes.setVisible( true );
QString stroke = styleStack.property( KoXmlNS::draw, "stroke" );
if( stroke == "solid" || stroke == "dash" )
{
QPen pen = KoOdfGraphicStyles::loadOdfStrokeStyle( styleStack, stroke, context.odfLoadingContext().stylesReader() );
frameAttributes.setPen( pen );
}
}
if ( styleStack.hasProperty( KoXmlNS::draw, "fill" ) )
{
backgroundAttributes.setVisible( true );
QBrush brush;
QString fill = styleStack.property( KoXmlNS::draw, "fill" );
if ( fill == "solid" || fill == "hatch" )
brush = KoOdfGraphicStyles::loadOdfFillStyle( styleStack, fill, context.odfLoadingContext().stylesReader() );
else if ( fill == "gradient" )
{
brush = KoOdfGraphicStyles::loadOdfGradientStyle( styleStack, context.odfLoadingContext().stylesReader(), QSizeF( 5.0, 60.0 ) );
}
else if ( fill == "bitmap" )
brush = KoOdfGraphicStyles::loadOdfPatternStyle( styleStack, context.odfLoadingContext(), QSizeF( 5.0, 60.0 ) );
backgroundAttributes.setBrush( brush );
}
d->kdPlane->setBackgroundAttributes( backgroundAttributes );
d->kdPlane->setFrameAttributes( frameAttributes );
}
styleStack.restore();
return true;
}
static void updateCommonBrush( QBrush& commonBrush, bool& bStart, const KDChart::AbstractArea& area )
{
const KDChart::BackgroundAttributes ba( area.backgroundAttributes() );
const bool hasSimpleBrush = (
! area.frameAttributes().isVisible() &&
ba.isVisible() &&
ba.pixmapMode() == KDChart::BackgroundAttributes::BackgroundPixmapModeNone &&
ba.brush().gradient() == 0 );
if( bStart ){
bStart = false;
commonBrush = hasSimpleBrush ? ba.brush() : QBrush();
}else{
if( ! hasSimpleBrush || ba.brush() != commonBrush )
{
commonBrush = QBrush();
}
}
}
MainWindow::MainWindow( QWidget* parent ) :
QWidget( parent )
{
setupUi( this );
m_chartLayout = new QHBoxLayout( chartFrame );
m_chart = new KDChart::Chart();
m_chartLayout->addWidget( m_chart );
// add a small left-side leading because we use a coloured Y axis background
m_chart->setGlobalLeadingLeft( 1 );
initializeDataModel();
// register our own serializer for saving / loading the Y axis:
KDChart::registerElementSerializer<
AdjustedCartesianAxisSerializer,
AdjustedCartesianAxis >( 0 ); // will be un-registered in ~Mainwindow()
// Set up the diagrams
KDChart::LineDiagram* lines = new KDChart::LineDiagram();
lines->setModel( m_model );
// increase the line width
for ( int iRow = 0; iRow < lines->model()->rowCount(); ++iRow ) {
QPen pen( lines->pen( iRow ) );
pen.setWidth(2);
pen.setColor( pen.color().dark(133) );
lines->setPen( iRow, pen );
}
// Assign some axes
KDChart::CartesianAxis *xAxis = new KDChart::CartesianAxis( lines );
AdjustedCartesianAxis *yAxis = new AdjustedCartesianAxis( lines );
yAxis->setBounds(29.9, 31.0);
xAxis->setPosition ( KDChart::CartesianAxis::Bottom );
yAxis->setPosition ( KDChart::CartesianAxis::Left );
yAxis->setTitleText ( "an axis class with customized labels" );
lines->addAxis( xAxis );
lines->addAxis( yAxis );
KDChart::CartesianCoordinatePlane* plane =
static_cast< KDChart::CartesianCoordinatePlane * >(m_chart->coordinatePlane());
plane->replaceDiagram( lines );
KDChart::HeaderFooter* headerFooter = new KDChart::HeaderFooter( m_chart );
m_chart->addHeaderFooter( headerFooter );
headerFooter->setText( "Line diagram using a custom axis class" );
KDChart::TextAttributes textAttrs( headerFooter->textAttributes() );
textAttrs.setPen( QPen( Qt::red ) );
headerFooter->setTextAttributes( textAttrs );
headerFooter->setType( KDChart::HeaderFooter::Header );
headerFooter->setPosition( KDChart::Position::North );
// assign some bg colors
KDChart::BackgroundAttributes ba = yAxis->backgroundAttributes();
ba.setVisible(true);
ba.setBrush(QBrush(QColor(255,255,200)));
yAxis->setBackgroundAttributes(ba);
}
bool Surface::loadOdf(const KoXmlElement &surfaceElement,
KoShapeLoadingContext &context)
{
// Get the current style stack and save it's state.
KoStyleStack &styleStack = context.odfLoadingContext().styleStack();
bool brushLoaded = false;
if (surfaceElement.hasAttributeNS(KoXmlNS::chart, "style-name")) {
KDChart::BackgroundAttributes backgroundAttributes = d->kdPlane->backgroundAttributes();
KDChart::FrameAttributes frameAttributes = d->kdPlane->frameAttributes();
// Add the chart style to the style stack.
styleStack.clear();
context.odfLoadingContext().fillStyleStack(surfaceElement, KoXmlNS::chart, "style-name", "chart");
styleStack.setTypeProperties("graphic");
// If there is a "stroke" property, then get the stroke style
// and set the pen accordingly.
if (styleStack.hasProperty(KoXmlNS::draw, "stroke")) {
frameAttributes.setVisible(true);
QString stroke = styleStack.property(KoXmlNS::draw, "stroke");
QPen pen(Qt::NoPen);
if (stroke == "solid" || stroke == "dash")
pen = KoOdfGraphicStyles::loadOdfStrokeStyle(styleStack, stroke,
context.odfLoadingContext().stylesReader());
frameAttributes.setPen(pen);
}
// If there is a "fill" property, then get the fill style, and
// set the brush for the surface accordingly.
if (styleStack.hasProperty(KoXmlNS::draw, "fill")) {
backgroundAttributes.setVisible(true);
QBrush brush;
QString fill = styleStack.property(KoXmlNS::draw, "fill");
if (fill == "solid" || fill == "hatch") {
brushLoaded = true;
brush = KoOdfGraphicStyles::loadOdfFillStyle(styleStack, fill,
context.odfLoadingContext().stylesReader());
}
else if (fill == "gradient") {
brushLoaded = true;
brush = KoOdfGraphicStyles::loadOdfGradientStyle(styleStack, context.odfLoadingContext().stylesReader(), QSizeF(5.0, 60.0));
}
else if (fill == "bitmap") {
brushLoaded = true;
brush = loadOdfPatternStyle(styleStack, context.odfLoadingContext(), QSizeF(5.0, 60.0));
}
backgroundAttributes.setBrush(brush);
}
// Finally actually set the attributes.
d->kdPlane->setBackgroundAttributes(backgroundAttributes);
d->kdPlane->setFrameAttributes(frameAttributes);
}
#ifndef NWORKAROUND_ODF_BUGS
if (!brushLoaded) {
KDChart::BackgroundAttributes backgroundAttributes = d->kdPlane->backgroundAttributes();
QColor fillColor = KoOdfWorkaround::fixMissingFillColor(surfaceElement, context);
if (fillColor.isValid()) {
backgroundAttributes.setVisible(true);
backgroundAttributes.setBrush(fillColor);
d->kdPlane->setBackgroundAttributes(backgroundAttributes);
}
}
#endif
return true;
}