绘制节点联系
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@ -8,7 +8,9 @@ NodePresent::NodePresent(BehaviorsPresent* pwidget, double& width_bind, std::sha
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QRectF NodePresent::contentMeasure() const
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{
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auto metrics = this->_widget_p->fontMetrics();
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return metrics.boundingRect(this->_node_bind->rtName());
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auto rect = metrics.boundingRect(this->_node_bind->rtName());
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rect.moveTopLeft(QPoint(0, 0));
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return rect;
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}
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#include <QDebug>
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@ -21,7 +23,7 @@ AcceptType NodePresent::testAccept(const QPointF& local_pos, const QString& kind
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auto left_rect = QRectF(origin + QPointF(0, 0), QSizeF(width / 3, outline.height()));
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auto right_rect = QRectF(origin + QPointF(width * 2 / 3, 0), QSizeF(width / 3, outline.height()));
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auto top_rect = QRectF(origin + QPointF(width / 3, outline.height() / 2), QSizeF(width / 3, outline.height() / 2));
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auto bottom_rect = QRectF(origin + QPointF(width / 3, 0), QSizeF(width / 3, outline.height() / 2));
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auto bottom_rect = QRectF(origin + QPointF(width / 3, 0), QSizeF(width / 3, outline.height() / 2));
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QList<NodeKind> no_child{ NodeKind::ACTIONNODE, NodeKind::COMPARENODE };
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auto pnode = this->_node_bind->parent().lock();
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@ -111,7 +113,7 @@ void NodePresent::dropEvent(QGraphicsSceneDragDropEvent* e)
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auto this_node = this->_node_bind;
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auto appoint_index = 0;
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if(parent_node)
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if (parent_node)
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appoint_index = parent_node->children().indexOf(this_node);
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switch (_drop_target) {
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@ -153,7 +155,7 @@ void NodePresent::paint(QPainter* painter, const QStyleOptionGraphicsItem* optio
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painter->save();
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painter->drawRect(boundingRect());
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painter->fillRect(option->rect - QMargins(8, 8, 8, 8), Qt::gray);
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painter->fillRect(option->rect - QMargins(padding, padding, padding, padding), Qt::gray);
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auto outline = this->boundingRect();
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auto width = outline.width();
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@ -203,38 +205,51 @@ BehaviorsPresent::BehaviorsPresent(QWidget* parent /*= nullptr*/)
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void BehaviorsPresent::setRoot(std::shared_ptr<BehaviorMapNode> root)
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{
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this->_bind_maproot = root;
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// 清除显示节点
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qDeleteAll(_present_peers);
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_present_peers.clear();
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this->_bind_maproot = root;
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// 清空分支
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qDeleteAll(this->_branch_list);
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this->_branch_list.clear();
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relayout();
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}
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void BehaviorsPresent::presentAllocate(std::shared_ptr<LogicalNode> ins)
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NodePresent* BehaviorsPresent::presentAllocate(std::shared_ptr<LogicalNode> ins)
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{
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switch (ins->nodeKind())
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{
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for (auto idx = _column_aligns.size(); idx < ins->depth() + 1; ++idx)
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_column_aligns.append(0);
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auto& current_width = _column_aligns[ins->depth()];
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QList<NodePresent*> _children_set;
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switch (ins->nodeKind()) {
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case NodeKind::MAPNODE:
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case NodeKind::PARALLELNODE:
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case NodeKind::SEQUENCENODE:
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case NodeKind::SELECTORNODE:
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if (ins->nodeKind() != NodeKind::MAPNODE || !ins->bindMap()) {
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auto type = ins->nodeKind();
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for (auto it : ins->children())
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presentAllocate(it);
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for (auto it : ins->children()) {
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auto child_graph = presentAllocate(it);
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if (child_graph) _children_set << child_graph;
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}
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}
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default:
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if (_present_peers.contains(ins))
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return;
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if (_present_peers.contains(ins)) {
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for (auto child : _children_set) {
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_branch_list << new BranchPresent(_present_peers[ins], current_width, child);
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this->_bind_scene.addItem(_branch_list.last());
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}
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return nullptr;
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}
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for (auto idx = _column_aligns.size(); idx < ins->depth() + 1; ++idx)
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_column_aligns.append(0);
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auto& current_width = _column_aligns[ins->depth()];
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_present_peers[ins] = new NodePresent(this, current_width, ins);
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this->_bind_scene.addItem(_present_peers[ins]);
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break;
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return _present_peers[ins];
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}
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}
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@ -258,6 +273,7 @@ void BehaviorsPresent::presentRelease(std::shared_ptr<LogicalNode> ins)
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}
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}
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const double NodePresent::padding = 8;
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void BehaviorsPresent::relayout()
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{
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if (!_bind_maproot)
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@ -269,8 +285,26 @@ void BehaviorsPresent::relayout()
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QHash<std::shared_ptr<LogicalNode>, std::pair<QSizeF, QSizeF>> results;
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// ³ß´ç²âÁ¿
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outlineMeasure(_bind_maproot, results);
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// ÔªËØÅŲ¼
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nodeRelayout(results, _bind_maproot, QPointF());
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// 调整分支图形位置
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for (auto ins : this->_branch_list) {
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auto rect_s = ins->startNodeOutline();
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auto rect_e = ins->endNodeOutline();
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qDebug() << __FILE__ << __LINE__ << rect_s << rect_e;
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auto start_pos = rect_s.bottomRight() - QPoint(NodePresent::padding, rect_s.height() / 2);
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auto end_pos = rect_e.topLeft() + QPoint(NodePresent::padding, rect_e.height() / 2);
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auto left_val = std::min(start_pos.x(), end_pos.x());
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auto top_val = std::min(start_pos.y(), end_pos.y());
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ins->setPos(left_val, top_val);
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ins->resetArrow(start_pos, end_pos);
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}
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}
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QSizeF BehaviorsPresent::outlineMeasure(std::shared_ptr<LogicalNode> ins, QHash<std::shared_ptr<LogicalNode>, std::pair<QSizeF, QSizeF>>& _outline_occupy)
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@ -357,7 +391,6 @@ void BehaviorEditor::open_behavior_map()
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if (!url.isValid())
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return;
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qDebug() << url;
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}
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BehaviorEditor::BehaviorEditor(QWidget* parent /*= nullptr*/)
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@ -448,3 +481,76 @@ void NodeTypesView::startDrag(Qt::DropActions supported)
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}
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}
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}
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BranchPresent::BranchPresent(NodePresent* a, double& a_width, NodePresent* b)
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:_start_node(a), _start_node_width(a_width), _end_node(b) {
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}
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QRectF BranchPresent::startNodeOutline() const
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{
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auto _start_pos = _start_node->pos();
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auto _s_rect = _start_node->boundingRect();
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_s_rect.moveTopLeft(_start_pos);
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return _s_rect;
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}
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QRectF BranchPresent::endNodeOutline() const
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{
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auto _end_pos = _end_node->pos();
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auto _e_rect = _end_node->boundingRect();
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_e_rect.moveTopLeft(_end_pos);
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return _e_rect;
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}
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void BranchPresent::resetArrow(const QPointF& start, const QPointF& end)
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{
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this->_arrow_start = start;
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this->_arrow_end = end;
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qDebug() << __FILE__ << __LINE__ << _arrow_start << _arrow_end;
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this->update();
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}
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QRectF BranchPresent::boundingRect() const
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{
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auto leftv = std::min(_arrow_start.x(), _arrow_end.x());
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auto topv = std::min(_arrow_start.y(), _arrow_end.y());
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auto width = std::abs(_arrow_start.x() - _arrow_end.x());
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auto height = std::abs(_arrow_start.y() - _arrow_end.y());
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return QRectF(0, 0, width, height);
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}
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void BranchPresent::paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget)
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{
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painter->save();
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painter->setRenderHint(QPainter::Antialiasing, true);
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QPointF start(0, 0);
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auto vtarget = _arrow_end - _arrow_start;
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if (vtarget.y() < 0) {
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start -= QPointF(0, vtarget.y());
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vtarget -= QPointF(0, vtarget.y());
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}
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auto pt1 = start + QPointF(vtarget.x() / 2, 0);
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auto pt2 = vtarget - QPointF(vtarget.x() / 2, 0);
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QPainterPath bezier_curve;
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bezier_curve.moveTo(start);
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bezier_curve.cubicTo(pt1, pt2, vtarget);
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QPen p(Qt::black);
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p.setWidth(2);
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painter->setPen(p);
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painter->drawPath(bezier_curve);
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//p.setColor(Qt::red);
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//painter->setPen(p);
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//painter->drawLine(start, pt1);
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//painter->drawLine(pt1, pt2);
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//painter->drawLine(pt1, vtarget);
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painter->restore();
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}
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@ -17,16 +17,17 @@ class BehaviorsPresent;
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class NodePresent : public QGraphicsItem {
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private:
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BehaviorsPresent* const _widget_p;
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std::shared_ptr<LogicalNode> _node_bind;
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double& _column_width;
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AcceptType _drop_target = AcceptType::NONE;
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public:
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std::shared_ptr<LogicalNode> _node_bind;
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static const double padding;
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NodePresent(BehaviorsPresent* pwidget, double& width_bind, std::shared_ptr<LogicalNode> bind);
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QRectF contentMeasure() const;
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AcceptType testAccept(const QPointF& local_pos, const QString &kind_str) const;
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AcceptType testAccept(const QPointF& local_pos, const QString& kind_str) const;
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// 通过 QGraphicsItem 继承
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QRectF boundingRect() const override;
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@ -39,6 +40,30 @@ protected:
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virtual void dropEvent(QGraphicsSceneDragDropEvent* event);
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};
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/// <summary>
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/// ·Ö֧ͼÐδúÀí
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/// </summary>
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class BranchPresent : public QGraphicsItem {
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private:
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NodePresent* const _start_node;
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double& _start_node_width;
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NodePresent* const _end_node;
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QPointF _arrow_start, _arrow_end;
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public:
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BranchPresent(NodePresent* a, double& a_width, NodePresent* b);
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QRectF startNodeOutline() const;
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QRectF endNodeOutline() const;
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void resetArrow(const QPointF& start, const QPointF& end);
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// ͨ¹ý QGraphicsItem ¼Ì³Ð
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QRectF boundingRect() const override;
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void paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget) override;
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};
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/// <summary>
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/// 行为树编辑展示
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@ -48,9 +73,10 @@ class BehaviorsPresent : public QGraphicsView
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private:
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QGraphicsScene _bind_scene;
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const double _space_h = 120;
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const double _space_h = 30;
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QVector<double> _column_aligns;
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QHash<std::shared_ptr<LogicalNode>, NodePresent*> _present_peers;
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QList<BranchPresent*> _branch_list;
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/// <summary>
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/// 绑定行为树节点
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@ -72,7 +98,7 @@ public:
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/// </summary>
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/// <param name="_present_peers"></param>
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/// <param name="ins"></param>
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void presentAllocate(std::shared_ptr<LogicalNode> ins);
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NodePresent* presentAllocate(std::shared_ptr<LogicalNode> ins);
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/// <summary>
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/// 递归释放显示节点
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/// </summary>
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