QPainterPath shape() const override
{
QPainterPath path;
path.setFillRule(Qt::WindingFill);
if (m_arrowItem)
path.addRect(mapRectFromItem(m_arrowItem, m_arrowItem->boundingRect()));
if (m_diamondItem)
path.addRect(mapRectFromItem(m_diamondItem, m_diamondItem->boundingRect()));
return path;
}
void QgsLayoutItemGroup::updateBoundingRect( QgsLayoutItem *item )
{
//update extent
if ( mBoundingRectangle.isEmpty() ) //we add the first item
{
mBoundingRectangle = QRectF( 0, 0, item->rect().width(), item->rect().height() );
setSceneRect( QRectF( item->pos().x(), item->pos().y(), item->rect().width(), item->rect().height() ) );
if ( !qgsDoubleNear( item->rotation(), 0.0 ) )
{
setItemRotation( item->rotation() );
}
}
else
{
if ( !qgsDoubleNear( item->rotation(), rotation() ) )
{
//items have mixed rotation, so reset rotation of group
mBoundingRectangle = mapRectToScene( mBoundingRectangle );
setItemRotation( 0 );
mBoundingRectangle = mBoundingRectangle.united( item->mapRectToScene( item->rect() ) );
setSceneRect( mBoundingRectangle );
}
else
{
//items have same rotation, so keep rotation of group
mBoundingRectangle = mBoundingRectangle.united( mapRectFromItem( item, item->rect() ) );
QPointF newPos = mapToScene( mBoundingRectangle.topLeft().x(), mBoundingRectangle.topLeft().y() );
mBoundingRectangle = QRectF( 0, 0, mBoundingRectangle.width(), mBoundingRectangle.height() );
setSceneRect( QRectF( newPos.x(), newPos.y(), mBoundingRectangle.width(), mBoundingRectangle.height() ) );
}
}
}
bool EmulatedCardWindow::sceneEvent(QEvent* event)
{
if (isMaximized()) {
if (event->type() == QEvent::GestureOverride) {
event->accept();
}
else if (event->type() == QEvent::Gesture) {
QGestureEvent* ge = static_cast<QGestureEvent*>(event);
QGesture* g = ge->gesture(Qt::TapGesture);
if (g && g->state() == Qt::GestureFinished) {
QTapGesture* gt = static_cast<QTapGesture*>(g);
QPoint touchPoint = mapFromScene(gt->position()).toPoint();
QRectF hitTarget = mapRectFromItem(m_keyboardButton, m_keyboardButton->boundingRect());
if (hitTarget.contains(touchPoint)) {
//The tap coordinates landed on the keyboard button, so let them through
//without adjusting them
m_keyboardButton->simulateClick();
return true;
}
}
}
}
return CardWindow::sceneEvent(event);
}
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) override
{
Q_UNUSED(painter);
Q_UNUSED(option);
Q_UNUSED(widget);
#ifdef DEBUG_PAINT_SHAPE
painter->setPen(QPen(Qt::blue));
painter->drawRect(boundingRect());
painter->setPen(QPen(Qt::red));
painter->drawPath(shape());
painter->setPen(QPen(Qt::green));
if (m_arrowItem)
painter->drawRect(mapRectFromItem(m_arrowItem, m_arrowItem->boundingRect()));
if (m_diamondItem)
painter->drawRect(mapRectFromItem(m_diamondItem, m_diamondItem->boundingRect()));
#endif
}
void EmulatedCardWindow::mapCoordinates(qreal& x, qreal& y) {
//Before we even get started, the keyboard activation button
//is always in the CardWindow's coordinate space and isn't
//relative to the emulated app, so its touch target is
//"in a DMZ" of this algorithm.
QRectF hitTarget = mapRectFromItem(m_keyboardButton, m_keyboardButton->boundingRect());
if (hitTarget.contains(x,y)) {
//The tap coordinates landed on the keyboard button, so let them through
//without adjusting them
return;
}
qreal adjustmentAngle = rotationAdjustmentAngle();
qreal temp;
if (adjustmentAngle == 90) {
temp = -x;
x = y;
y = temp;
}
else if (adjustmentAngle == -90) {
temp = x;
x = -y;
y = temp;
} else if (adjustmentAngle == 0) {
//Do nothing
}
else if (adjustmentAngle == 180) {
x = -x;
y = -y;
}
int emuWidth = emulationBoundingRect().toRect().width();
int emuHeight = emulationBoundingRect().toRect().height();
QRectF br = boundingRect();
x = x - br.x() - (br.width()/2) + (emuWidth/2);
y = y - br.y() - (br.height()/2) + (emuHeight/2);
if (adjustmentAngle == 90) {
x = x + m_positiveSpaceAdjustment;
}
else if (adjustmentAngle == -90) {
x = x - m_positiveSpaceAdjustment;
} else if (adjustmentAngle == 0) {
y = y + m_positiveSpaceAdjustment;
}
else if (adjustmentAngle == 180) {
y = y - m_positiveSpaceAdjustment;
}
}
QPainterPath ArrowItem::shape() const
{
QPainterPath path;
path.setFillRule(Qt::WindingFill);
if (m_shaftItem &&m_shaftItem->path() != QPainterPath()) {
QPainterPathStroker ps;
QPen pen = m_shaftItem->pen();
ps.setCapStyle(pen.capStyle());
ps.setJoinStyle(pen.joinStyle());
ps.setMiterLimit(pen.miterLimit());
// overwrite pen width to make selection more lazy
ps.setWidth(16.0);
QPainterPath p = ps.createStroke(m_shaftItem->path());
path.addPath(p);
}
if (m_startHeadItem)
path.addRect(mapRectFromItem(m_startHeadItem, m_startHeadItem->boundingRect()));
if (m_endHeadItem)
path.addRect(mapRectFromItem(m_endHeadItem, m_endHeadItem->boundingRect()));
return path;
}
void QgsLayoutItemGroup::attemptResize( const QgsLayoutSize &size, bool includesFrame )
{
if ( !mLayout )
return;
if ( !shouldBlockUndoCommands() )
mLayout->undoStack()->beginMacro( tr( "Resize Group" ) );
QRectF oldRect = rect();
QSizeF newSizeLayoutUnits = mLayout->convertToLayoutUnits( size );
QRectF newRect;
newRect.setSize( newSizeLayoutUnits );
//also resize all items within the group
for ( QgsLayoutItem *item : qgis::as_const( mItems ) )
{
if ( !item )
continue;
std::unique_ptr< QgsAbstractLayoutUndoCommand > command;
if ( !shouldBlockUndoCommands() )
{
command.reset( createCommand( QString(), 0 ) );
command->saveBeforeState();
}
QRectF itemRect = mapRectFromItem( item, item->rect() );
QgsLayoutUtils::relativeResizeRect( itemRect, oldRect, newRect );
itemRect = itemRect.normalized();
QPointF newPos = mapToScene( itemRect.topLeft() );
QgsLayoutSize itemSize = mLayout->convertFromLayoutUnits( itemRect.size(), item->sizeWithUnits().units() );
item->attemptResize( itemSize, includesFrame );
// translate new position to current item units
QgsLayoutPoint itemPos = mLayout->convertFromLayoutUnits( newPos, item->positionWithUnits().units() );
item->attemptMove( itemPos, false );
if ( command )
{
command->saveAfterState();
mLayout->undoStack()->push( command.release() );
}
}
QgsLayoutItem::attemptResize( size );
if ( !shouldBlockUndoCommands() )
mLayout->undoStack()->endMacro();
resetBoundingRect();
}
//-----------------------------------------------------------------------------
// Function: itemTotalRect()
//-----------------------------------------------------------------------------
QRectF VisualizerItem::itemTotalRect() const
{
// the rectangle that contains this item
QRectF totalRect(rect());
// if there are children
QList<QGraphicsItem*> children = childItems();
foreach (QGraphicsItem* child, children)
{
// the rectangle must contain this item and also the child item
VisualizerItem* childItem = dynamic_cast<VisualizerItem*>(child);
if (childItem && childItem->isVisible())
{
totalRect = totalRect.united(mapRectFromItem(child, childItem->itemTotalRect()));
}
}
void QgsComposerMouseHandles::drawSelectedItemBounds( QPainter* painter )
{
//draw dotted border around selected items to give visual feedback which items are selected
QList<QgsComposerItem*> selectedItems = mComposition->selectedComposerItems();
if ( selectedItems.size() == 0 )
{
return;
}
//use difference mode so that they are visible regardless of item colors
painter->save();
painter->setCompositionMode( QPainter::CompositionMode_Difference );
// use a grey dashed pen - in difference mode this should always be visible
QPen selectedItemPen = QPen( QColor( 144, 144, 144, 255 ) );
selectedItemPen.setStyle( Qt::DashLine );
selectedItemPen.setWidth( 0 );
painter->setPen( selectedItemPen );
painter->setBrush( Qt::NoBrush );
QList<QgsComposerItem*>::iterator itemIter = selectedItems.begin();
for ( ; itemIter != selectedItems.end(); ++itemIter )
{
//get bounds of selected item
QPolygonF itemBounds;
if ( mIsDragging && !( *itemIter )->positionLock() )
{
//if currently dragging, draw selected item bounds relative to current mouse position
//first, get bounds of current item in scene coordinates
QPolygonF itemSceneBounds = ( *itemIter )->mapToScene(( *itemIter )->rectWithFrame() );
//now, translate it by the current movement amount
//IMPORTANT - this is done in scene coordinates, since we don't want any rotation/non-translation transforms to affect the movement
itemSceneBounds.translate( transform().dx(), transform().dy() );
//finally, remap it to the mouse handle item's coordinate system so it's ready for drawing
itemBounds = mapFromScene( itemSceneBounds );
}
else if ( mIsResizing && !( *itemIter )->positionLock() )
{
//if currently resizing, calculate relative resize of this item
if ( selectedItems.size() > 1 )
{
//get item bounds in mouse handle item's coordinate system
QRectF itemRect = mapRectFromItem(( *itemIter ), ( *itemIter )->rectWithFrame() );
//now, resize it relative to the current resized dimensions of the mouse handles
QgsComposition::relativeResizeRect( itemRect, QRectF( -mResizeMoveX, -mResizeMoveY, mBeginHandleWidth, mBeginHandleHeight ), mResizeRect );
itemBounds = QPolygonF( itemRect );
}
else
{
//single item selected
itemBounds = rect();
}
}
else
{
//not resizing or moving, so just map from scene bounds
itemBounds = mapRectFromItem(( *itemIter ), ( *itemIter )->rectWithFrame() );
}
painter->drawPolygon( itemBounds );
}
painter->restore();
}
