void ConnectionTool::repaintDecorations() { const qreal radius = handleRadius(); QRectF repaintRect; if (m_currentShape) { repaintRect = m_currentShape->boundingRect(); canvas()->updateCanvas(repaintRect.adjusted(-radius, -radius, radius, radius)); KoConnectionShape * connectionShape = dynamic_cast<KoConnectionShape*>(m_currentShape); if (!m_resetPaint && m_currentShape->isVisible(true) && !connectionShape) { // only paint connection points of textShapes not inside a tos container and other shapes if ( !(m_currentShape->shapeId() == TextShape_SHAPEID && dynamic_cast<KoTosContainer*>(m_currentShape->parent())) ) { KoConnectionPoints connectionPoints = m_currentShape->connectionPoints(); KoConnectionPoints::const_iterator cp = connectionPoints.constBegin(); KoConnectionPoints::const_iterator lastCp = connectionPoints.constEnd(); for(; cp != lastCp; ++cp) { repaintRect = handleGrabRect(m_currentShape->shapeToDocument(cp.value().position)); canvas()->updateCanvas(repaintRect.adjusted(-radius, -radius, radius, radius)); } } } if (m_editMode == EditConnection) { if (connectionShape) { QPointF handlePos = connectionShape->handlePosition(m_activeHandle); handlePos = connectionShape->shapeToDocument(handlePos); repaintRect = handlePaintRect(handlePos); canvas()->updateCanvas(repaintRect.adjusted(-radius, -radius, radius, radius)); } } } if (m_resetPaint) { QList<KoShape*> shapes = canvas()->shapeManager()->shapes(); for (QList<KoShape*>::const_iterator end = shapes.constBegin(); end != shapes.constEnd(); ++end) { KoShape* shape = *end; if (!dynamic_cast<KoConnectionShape*>(shape)) { // only paint connection points of textShapes not inside a tos container and other shapes if (shape->shapeId() == TextShape_SHAPEID && dynamic_cast<KoTosContainer*>(shape->parent())) continue; KoConnectionPoints connectionPoints = shape->connectionPoints(); KoConnectionPoints::const_iterator cp = connectionPoints.constBegin(); KoConnectionPoints::const_iterator lastCp = connectionPoints.constEnd(); for(; cp != lastCp; ++cp) { repaintRect = handleGrabRect(shape->shapeToDocument(cp.value().position)); canvas()->updateCanvas(repaintRect.adjusted(-radius, -radius, radius, radius)); } } } } m_resetPaint = false; }
void ConnectionTool::mouseReleaseEvent(KoPointerEvent *event) { if (m_currentStrategy) { if (m_editMode == CreateConnection) { // check if connection handles have a minimal distance KoConnectionShape * connectionShape = dynamic_cast<KoConnectionShape*>(m_currentShape); Q_ASSERT(connectionShape); // get both handle positions in document coordinates QPointF p1 = connectionShape->shapeToDocument(connectionShape->handlePosition(0)); QPointF p2 = connectionShape->shapeToDocument(connectionShape->handlePosition(1)); int grabDistance = grabSensitivity(); // use grabbing sensitivity as minimal distance threshold if (squareDistance(p1, p2) < grabDistance*grabDistance) { // minimal distance was not reached, so we have to undo the started work: // - cleanup and delete the strategy // - remove connection shape from shape manager and delete it // - reset edit mode to last state delete m_currentStrategy; m_currentStrategy = 0; repaintDecorations(); canvas()->shapeManager()->remove(m_currentShape); setEditMode(m_editMode, connectionShape->firstShape(), connectionShape->firstConnectionId()); repaintDecorations(); delete connectionShape; return; } else { // finalize adding the new connection shape with an undo command KUndo2Command * cmd = canvas()->shapeController()->addShape(m_currentShape); canvas()->addCommand(cmd); setEditMode(EditConnection, m_currentShape, KoConnectionShape::StartHandle); } } m_currentStrategy->finishInteraction(event->modifiers()); // TODO: Add parent command to KoInteractionStrategy::createCommand // so that we can have a single command to undo for the user KUndo2Command *command = m_currentStrategy->createCommand(); if (command) canvas()->addCommand(command); delete m_currentStrategy; m_currentStrategy = 0; } updateStatusText(); }