Esempio n. 1
0
QgsLayoutItem *QgsLayout::layoutItemAt( QPointF position, const QgsLayoutItem *belowItem, const bool ignoreLocked ) const
{
  //get a list of items which intersect the specified position, in descending z order
  const QList<QGraphicsItem *> itemList = items( position, Qt::IntersectsItemShape, Qt::DescendingOrder );

  bool foundBelowItem = false;
  for ( QGraphicsItem *graphicsItem : itemList )
  {
    QgsLayoutItem *layoutItem = dynamic_cast<QgsLayoutItem *>( graphicsItem );
    QgsLayoutItemPage *paperItem = dynamic_cast<QgsLayoutItemPage *>( layoutItem );
    if ( layoutItem && !paperItem )
    {
      // If we are not checking for a an item below a specified item, or if we've
      // already found that item, then we've found our target
      if ( ( ! belowItem || foundBelowItem ) && ( !ignoreLocked || !layoutItem->isLocked() ) )
      {
        return layoutItem;
      }
      else
      {
        if ( layoutItem == belowItem )
        {
          //Target item is next in list
          foundBelowItem = true;
        }
      }
    }
  }
  return nullptr;
}
Esempio n. 2
0
void QgsLayoutView::unlockAllItems()
{
  //unlock all items in layout
  currentLayout()->undoStack()->beginMacro( tr( "Unlock Items" ) );

  //first, clear the selection
  currentLayout()->deselectAll();

  QgsLayoutItem *focusItem = nullptr;

  const QList<QGraphicsItem *> itemList = currentLayout()->items();
  for ( QGraphicsItem *graphicItem : itemList )
  {
    QgsLayoutItem *item = dynamic_cast<QgsLayoutItem *>( graphicItem );
    if ( item && item->isLocked() )
    {
      focusItem = item;
      item->setLocked( false );
      //select unlocked items, same behavior as illustrator
      item->setSelected( true );
    }
  }
  currentLayout()->undoStack()->endMacro();

  emit itemFocused( focusItem );
}
Esempio n. 3
0
void QgsLayoutView::invertSelection()
{
  if ( !currentLayout() )
  {
    return;
  }

  QgsLayoutItem *focusedItem = nullptr;
  //check all items in layout
  const QList<QGraphicsItem *> itemList = currentLayout()->items();
  for ( QGraphicsItem *graphicsItem : itemList )
  {
    QgsLayoutItem *item = dynamic_cast<QgsLayoutItem *>( graphicsItem );
    QgsLayoutItemPage *paperItem = dynamic_cast<QgsLayoutItemPage *>( graphicsItem );
    if ( item && !paperItem )
    {
      //flip selected state for items (and deselect any locked items)
      if ( item->isSelected() || item->isLocked() )
      {
        item->setSelected( false );
      }
      else
      {
        item->setSelected( true );
        if ( !focusedItem )
          focusedItem = item;
      }
    }
  }
  if ( focusedItem )
    emit itemFocused( focusedItem );
}
Esempio n. 4
0
void QgsLayoutView::selectAll()
{
  if ( !currentLayout() )
  {
    return;
  }

  //select all items in layout
  QgsLayoutItem *focusedItem = nullptr;
  const QList<QGraphicsItem *> itemList = currentLayout()->items();
  for ( QGraphicsItem *graphicsItem : itemList )
  {
    QgsLayoutItem *item = dynamic_cast<QgsLayoutItem *>( graphicsItem );
    QgsLayoutItemPage *paperItem = dynamic_cast<QgsLayoutItemPage *>( graphicsItem );
    if ( item && !paperItem )
    {
      if ( !item->isLocked() )
      {
        item->setSelected( true );
        if ( !focusedItem )
          focusedItem = item;
      }
      else
      {
        //deselect all locked items
        item->setSelected( false );
      }
    }
  }
  emit itemFocused( focusedItem );
}
Esempio n. 5
0
QList<QgsLayoutItem *> QgsLayout::selectedLayoutItems( const bool includeLockedItems )
{
  QList<QgsLayoutItem *> layoutItemList;

  const QList<QGraphicsItem *> graphicsItemList = selectedItems();
  for ( QGraphicsItem *item : graphicsItemList )
  {
    QgsLayoutItem *layoutItem = dynamic_cast<QgsLayoutItem *>( item );
    if ( layoutItem && ( includeLockedItems || !layoutItem->isLocked() ) )
    {
      layoutItemList.push_back( layoutItem );
    }
  }

  return layoutItemList;
}
void QgsLayoutViewToolSelect::layoutReleaseEvent( QgsLayoutViewMouseEvent *event )
{
  if ( event->button() != Qt::LeftButton && mMouseHandles->shouldBlockEvent( event ) )
  {
    //swallow clicks while dragging/resizing items
    return;
  }

  if ( !mIsSelecting || event->button() != Qt::LeftButton )
  {
    event->ignore();
    return;
  }

  mIsSelecting = false;
  bool wasClick = !isClickAndDrag( mMousePressStartPos, event->pos() );

  QRectF rect = mRubberBand->finish( event->layoutPoint(), event->modifiers() );

  bool subtractingSelection = false;
  if ( event->modifiers() & Qt::ShiftModifier )
  {
    //shift modifier means adding to selection, nothing required here
  }
  else if ( event->modifiers() & Qt::ControlModifier )
  {
    //control modifier means subtract from current selection
    subtractingSelection = true;
  }
  else
  {
    //not adding to or removing from selection, so clear current selection
    whileBlocking( layout() )->deselectAll();
  }

  //determine item selection mode, default to intersection
  Qt::ItemSelectionMode selectionMode = Qt::IntersectsItemShape;
  if ( event->modifiers() & Qt::AltModifier )
  {
    //alt modifier switches to contains selection mode
    selectionMode = Qt::ContainsItemShape;
  }

  //find all items in rect
  QList<QGraphicsItem *> itemList;
  if ( wasClick )
    itemList = layout()->items( rect.center(), selectionMode );
  else
    itemList = layout()->items( rect, selectionMode );
  for ( QGraphicsItem *item : qgis::as_const( itemList ) )
  {
    QgsLayoutItem *layoutItem = dynamic_cast<QgsLayoutItem *>( item );
    QgsLayoutItemPage *paperItem = dynamic_cast<QgsLayoutItemPage *>( item );
    if ( layoutItem && !paperItem )
    {
      if ( !layoutItem->isLocked() )
      {
        if ( subtractingSelection )
        {
          layoutItem->setSelected( false );
        }
        else
        {
          layoutItem->setSelected( true );
        }
        if ( wasClick )
        {
          // found an item, and only a click - nothing more to do
          break;
        }
      }
    }
  }

  //update item panel
  const QList<QgsLayoutItem *> selectedItemList = layout()->selectedLayoutItems();
  if ( !selectedItemList.isEmpty() )
  {
    emit itemFocused( selectedItemList.at( 0 ) );
  }
  else
  {
    emit itemFocused( nullptr );
  }
  mMouseHandles->selectionChanged();
}