QgsLayoutMeasurement QgsLayoutMeasurement::decodeMeasurement( const QString &string )
{
QStringList parts = string.split( ',' );
if ( parts.count() != 2 )
{
return QgsLayoutMeasurement( 0 );
}
return QgsLayoutMeasurement( parts[0].toDouble(), QgsUnitTypes::decodeLayoutUnit( parts[1] ) );
}
double QgsLayoutItemHtml::htmlUnitsToLayoutUnits()
{
if ( !mLayout )
{
return 1.0;
}
return mLayout->convertToLayoutUnits( QgsLayoutMeasurement( mLayout->context().dpi() / 72.0, QgsUnitTypes::LayoutMillimeters ) ); //webkit seems to assume a standard dpi of 96
}
double QgsLayoutItemLabel::htmlUnitsToLayoutUnits()
{
if ( !mLayout )
{
return 1.0;
}
//TODO : fix this more precisely so that the label's default text size is the same with or without "display as html"
return mLayout->convertToLayoutUnits( QgsLayoutMeasurement( mLayout->renderContext().dpi() / 72.0, QgsUnitTypes::LayoutMillimeters ) ); //webkit seems to assume a standard dpi of 72
}
void QgsLayoutItemPropertiesWidget::strokeUnitChanged( QgsUnitTypes::LayoutUnit unit )
{
if ( !mItem )
{
return;
}
mItem->layout()->undoStack()->beginCommand( mItem, tr( "Change Frame Stroke Width" ), QgsLayoutItem::UndoStrokeWidth );
mItem->setFrameStrokeWidth( QgsLayoutMeasurement( mStrokeWidthSpinBox->value(), unit ) );
mItem->layout()->undoStack()->endCommand();
}
void QgsLayoutItemPropertiesWidget::mStrokeWidthSpinBox_valueChanged( double d )
{
if ( !mItem )
{
return;
}
mItem->layout()->undoStack()->beginCommand( mItem, tr( "Change Frame Stroke Width" ), QgsLayoutItem::UndoStrokeWidth );
mItem->setFrameStrokeWidth( QgsLayoutMeasurement( d, mStrokeUnitsComboBox->unit() ) );
mItem->layout()->undoStack()->endCommand();
}
void QgsLayoutItemScaleBar::resizeToMinimumWidth()
{
if ( !mStyle )
return;
double widthMM = mStyle->calculateBoxSize( mSettings, createScaleContext() ).width();
QgsLayoutSize currentSize = sizeWithUnits();
currentSize.setWidth( mLayout->renderContext().measurementConverter().convert( QgsLayoutMeasurement( widthMM, QgsUnitTypes::LayoutMillimeters ), currentSize.units() ).length() );
attemptResize( currentSize );
update();
emit changed();
}
bool QgsLayoutItemShape::readPropertiesFromElement( const QDomElement &element, const QDomDocument &, const QgsReadWriteContext &context )
{
mShape = static_cast< Shape >( element.attribute( QStringLiteral( "shapeType" ), QStringLiteral( "0" ) ).toInt() );
if ( element.hasAttribute( QStringLiteral( "cornerRadiusMeasure" ) ) )
mCornerRadius = QgsLayoutMeasurement::decodeMeasurement( element.attribute( QStringLiteral( "cornerRadiusMeasure" ), QStringLiteral( "0" ) ) );
else
mCornerRadius = QgsLayoutMeasurement( element.attribute( QStringLiteral( "cornerRadius" ), QStringLiteral( "0" ) ).toDouble() );
QDomElement shapeStyleSymbolElem = element.firstChildElement( QStringLiteral( "symbol" ) );
if ( !shapeStyleSymbolElem.isNull() )
{
mShapeStyleSymbol.reset( QgsSymbolLayerUtils::loadSymbol<QgsFillSymbol>( shapeStyleSymbolElem, context ) );
}
return true;
}
QgsLayoutMeasurement QgsLayoutMeasurement::operator/( const double v ) const
{
return QgsLayoutMeasurement( mLength / v, mUnits );
}
void QgsLayoutRuler::mouseReleaseEvent( QMouseEvent *event )
{
if ( event->button() == Qt::LeftButton )
{
if ( mDraggingGuide )
{
QApplication::restoreOverrideCursor();
QPointF layoutPoint = convertLocalPointToLayout( event->pos() );
// delete guide if it ends outside of page
QgsLayoutItemPage *page = mDraggingGuide->page();
bool deleteGuide = false;
switch ( mDraggingGuide->orientation() )
{
case Qt::Horizontal:
if ( layoutPoint.y() < page->scenePos().y() || layoutPoint.y() > page->scenePos().y() + page->rect().height() )
deleteGuide = true;
break;
case Qt::Vertical:
if ( layoutPoint.x() < page->scenePos().x() || layoutPoint.x() > page->scenePos().x() + page->rect().width() )
deleteGuide = true;
break;
}
if ( deleteGuide )
{
mView->currentLayout()->guides().removeGuide( mDraggingGuide );
}
mDraggingGuide = nullptr;
}
else
{
mCreatingGuide = false;
QApplication::restoreOverrideCursor();
delete mGuideItem;
mGuideItem = nullptr;
// check that cursor left the ruler
switch ( mOrientation )
{
case Qt::Horizontal:
{
if ( event->pos().y() <= height() )
return;
break;
}
case Qt::Vertical:
{
if ( event->pos().x() <= width() )
return;
break;
}
}
QgsLayout *layout = mView->currentLayout();
// create guide
QPointF scenePos = convertLocalPointToLayout( event->pos() );
QgsLayoutItemPage *page = layout->pageCollection()->pageAtPoint( scenePos );
if ( !page )
return; // dragged outside of a page
std::unique_ptr< QgsLayoutGuide > guide;
switch ( mOrientation )
{
case Qt::Horizontal:
{
//mouse is creating a horizontal guide
double posOnPage = layout->pageCollection()->positionOnPage( scenePos ).y();
guide.reset( new QgsLayoutGuide( Qt::Horizontal, QgsLayoutMeasurement( posOnPage, layout->units() ), page ) );
break;
}
case Qt::Vertical:
{
//mouse is creating a vertical guide
guide.reset( new QgsLayoutGuide( Qt::Vertical, QgsLayoutMeasurement( scenePos.x(), layout->units() ), page ) );
break;
}
}
mView->currentLayout()->guides().addGuide( guide.release() );
}
}
else if ( event->button() == Qt::RightButton )
{
if ( mMenu )
mMenu->popup( event->globalPos() );
}
}
QgsLayoutMeasurement QgsLayout::convertFromLayoutUnits( const double length, const QgsUnitTypes::LayoutUnit unit ) const
{
return mRenderContext->measurementConverter().convert( QgsLayoutMeasurement( length, mUnits ), unit );
}