change: change code style to Linux style except indent.
This commit is contained in:
Mike Solar
@@ -30,226 +30,230 @@
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#include "nodeviewitem.h"
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#include "nodeviewscene.h"
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namespace olive {
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namespace olive
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{
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#define super QGraphicsPathItem
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NodeViewEdge::NodeViewEdge(Node *output, const NodeInput &input,
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NodeViewItem* from_item, NodeViewItem* to_item,
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QGraphicsItem* parent) :
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super(parent),
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output_(output),
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input_(input),
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from_item_(from_item),
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to_item_(to_item)
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NodeViewItem *from_item, NodeViewItem *to_item,
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QGraphicsItem *parent)
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: super(parent)
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, output_(output)
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, input_(input)
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, from_item_(from_item)
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, to_item_(to_item)
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{
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Init();
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SetConnected(true);
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Init();
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SetConnected(true);
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from_item_->AddEdge(this);
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to_item_->AddEdge(this);
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from_item_->AddEdge(this);
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to_item_->AddEdge(this);
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}
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NodeViewEdge::NodeViewEdge(QGraphicsItem *parent) :
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QGraphicsPathItem(parent),
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from_item_(nullptr),
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to_item_(nullptr)
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NodeViewEdge::NodeViewEdge(QGraphicsItem *parent)
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: QGraphicsPathItem(parent)
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, from_item_(nullptr)
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, to_item_(nullptr)
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{
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Init();
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Init();
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}
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NodeViewEdge::~NodeViewEdge()
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{
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if (from_item_) {
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from_item_->RemoveEdge(this);
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}
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if (from_item_) {
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from_item_->RemoveEdge(this);
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}
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if (to_item_) {
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to_item_->RemoveEdge(this);
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}
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if (to_item_) {
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to_item_->RemoveEdge(this);
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}
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}
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void NodeViewEdge::set_from_item(NodeViewItem *i)
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{
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if (from_item_) {
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from_item_->RemoveEdge(this);
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}
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if (from_item_) {
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from_item_->RemoveEdge(this);
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}
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from_item_ = i;
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from_item_ = i;
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if (from_item_) {
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from_item_->AddEdge(this);
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}
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if (from_item_) {
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from_item_->AddEdge(this);
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}
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Adjust();
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Adjust();
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}
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void NodeViewEdge::set_to_item(NodeViewItem *i)
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{
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if (to_item_) {
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to_item_->RemoveEdge(this);
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}
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if (to_item_) {
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to_item_->RemoveEdge(this);
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}
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to_item_ = i;
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to_item_ = i;
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if (to_item_) {
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to_item_->AddEdge(this);
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}
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if (to_item_) {
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to_item_->AddEdge(this);
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}
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Adjust();
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Adjust();
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}
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void NodeViewEdge::Adjust()
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{
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// Draw a line between the two
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SetPoints(from_item()->GetOutputPoint(), to_item()->GetInputPoint());
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// Draw a line between the two
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SetPoints(from_item()->GetOutputPoint(), to_item()->GetInputPoint());
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}
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void NodeViewEdge::SetConnected(bool c)
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{
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connected_ = c;
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connected_ = c;
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update();
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update();
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}
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void NodeViewEdge::SetHighlighted(bool e)
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{
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highlighted_ = e;
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highlighted_ = e;
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update();
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update();
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}
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void NodeViewEdge::SetPoints(const QPointF &start, const QPointF &end)
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{
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cached_start_ = start;
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cached_end_ = end;
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cached_start_ = start;
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cached_end_ = end;
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UpdateCurve();
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UpdateCurve();
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}
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void NodeViewEdge::SetCurved(bool e)
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{
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curved_ = e;
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curved_ = e;
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UpdateCurve();
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UpdateCurve();
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}
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void NodeViewEdge::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *)
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void NodeViewEdge::paint(QPainter *painter,
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const QStyleOptionGraphicsItem *option, QWidget *)
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{
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QPalette::ColorGroup group;
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QPalette::ColorRole role;
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QPalette::ColorGroup group;
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QPalette::ColorRole role;
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if (connected_) {
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group = QPalette::Active;
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} else {
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group = QPalette::Disabled;
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}
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if (connected_) {
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group = QPalette::Active;
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} else {
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group = QPalette::Disabled;
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}
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if (highlighted_ != bool(option->state & QStyle::State_Selected)) {
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role = QPalette::Highlight;
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} else {
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role = QPalette::Text;
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}
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if (highlighted_ != bool(option->state & QStyle::State_Selected)) {
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role = QPalette::Highlight;
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} else {
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role = QPalette::Text;
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}
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// Draw main path
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QColor edge_color = qApp->palette().color(group, role);
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// Draw main path
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QColor edge_color = qApp->palette().color(group, role);
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painter->setPen(QPen(edge_color, edge_width_));
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painter->setBrush(Qt::NoBrush);
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painter->drawPath(path());
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painter->setPen(QPen(edge_color, edge_width_));
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painter->setBrush(Qt::NoBrush);
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painter->drawPath(path());
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}
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void NodeViewEdge::Init()
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{
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connected_ = false;
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highlighted_ = false;
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curved_ = true;
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connected_ = false;
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highlighted_ = false;
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curved_ = true;
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setFlag(QGraphicsItem::ItemIsSelectable);
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setFlag(QGraphicsItem::ItemIsSelectable);
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// Ensures this UI object is drawn behind other objects
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setZValue(-1);
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// Ensures this UI object is drawn behind other objects
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setZValue(-1);
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// Use font metrics to set edge width for basic high DPI support
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edge_width_ = QFontMetrics(QFont()).height() / 12;
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// Use font metrics to set edge width for basic high DPI support
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edge_width_ = QFontMetrics(QFont()).height() / 12;
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}
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void NodeViewEdge::UpdateCurve()
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{
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const QPointF &start = cached_start_;
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const QPointF &end = cached_end_;
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const QPointF &start = cached_start_;
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const QPointF &end = cached_end_;
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QPainterPath path;
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path.moveTo(start);
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QPainterPath path;
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path.moveTo(start);
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double angle = std::atan2(end.y() - start.y(), end.x() - start.x());
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double angle = std::atan2(end.y() - start.y(), end.x() - start.x());
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if (curved_) {
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if (curved_) {
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double half_x = lerp(start.x(), end.x(), 0.5);
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double half_y = lerp(start.y(), end.y(), 0.5);
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double half_x = lerp(start.x(), end.x(), 0.5);
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double half_y = lerp(start.y(), end.y(), 0.5);
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QPointF cp1, cp2;
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QPointF cp1, cp2;
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NodeViewCommon::FlowDirection from_flow =
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from_item_ ? from_item_->GetFlowDirection() :
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NodeViewCommon::kInvalidDirection;
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NodeViewCommon::FlowDirection to_flow =
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to_item_ ? to_item_->GetFlowDirection() :
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NodeViewCommon::kInvalidDirection;
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NodeViewCommon::FlowDirection from_flow = from_item_ ? from_item_->GetFlowDirection() : NodeViewCommon::kInvalidDirection;
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NodeViewCommon::FlowDirection to_flow = to_item_ ? to_item_->GetFlowDirection() : NodeViewCommon::kInvalidDirection;
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if (from_flow == NodeViewCommon::kInvalidDirection &&
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to_flow == NodeViewCommon::kInvalidDirection) {
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// This is a technically unsupported scenario, but to avoid issues, we'll use a fallback
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from_flow = NodeViewCommon::kLeftToRight;
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to_flow = NodeViewCommon::kLeftToRight;
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} else if (from_flow == NodeViewCommon::kInvalidDirection) {
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from_flow = to_flow;
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} else if (to_flow == NodeViewCommon::kInvalidDirection) {
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to_flow = from_flow;
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}
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if (from_flow == NodeViewCommon::kInvalidDirection && to_flow == NodeViewCommon::kInvalidDirection) {
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// This is a technically unsupported scenario, but to avoid issues, we'll use a fallback
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from_flow = NodeViewCommon::kLeftToRight;
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to_flow = NodeViewCommon::kLeftToRight;
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} else if (from_flow == NodeViewCommon::kInvalidDirection) {
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from_flow = to_flow;
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} else if (to_flow == NodeViewCommon::kInvalidDirection) {
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to_flow = from_flow;
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}
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if (NodeViewCommon::GetFlowOrientation(from_flow) == Qt::Horizontal) {
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cp1 = QPointF(half_x, start.y());
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} else {
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cp1 = QPointF(start.x(), half_y);
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}
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if (NodeViewCommon::GetFlowOrientation(from_flow) == Qt::Horizontal) {
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cp1 = QPointF(half_x, start.y());
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} else {
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cp1 = QPointF(start.x(), half_y);
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}
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if (NodeViewCommon::GetFlowOrientation(to_flow) == Qt::Horizontal) {
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cp2 = QPointF(half_x, end.y());
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} else {
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cp2 = QPointF(end.x(), half_y);
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}
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if (NodeViewCommon::GetFlowOrientation(to_flow) == Qt::Horizontal) {
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cp2 = QPointF(half_x, end.y());
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} else {
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cp2 = QPointF(end.x(), half_y);
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}
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path.cubicTo(cp1, cp2, end);
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path.cubicTo(cp1, cp2, end);
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if (!qFuzzyCompare(start.x(), end.x())) {
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double continue_x = end.x() - std::cos(angle);
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if (!qFuzzyCompare(start.x(), end.x())) {
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double continue_x = end.x() - std::cos(angle);
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double x1 = start.x();
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double x2 = cp1.x();
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double x3 = cp2.x();
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double x4 = end.x();
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double y1 = start.y();
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double y2 = cp1.y();
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double y3 = cp2.y();
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double y4 = end.y();
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double x1 = start.x();
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double x2 = cp1.x();
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double x3 = cp2.x();
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double x4 = end.x();
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double y1 = start.y();
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double y2 = cp1.y();
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double y3 = cp2.y();
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double y4 = end.y();
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if (start.x() >= end.x()) {
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std::swap(x1, x4);
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std::swap(x2, x3);
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std::swap(y1, y4);
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std::swap(y2, y3);
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}
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if (start.x() >= end.x()) {
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std::swap(x1, x4);
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std::swap(x2, x3);
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std::swap(y1, y4);
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std::swap(y2, y3);
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}
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double t = Bezier::CubicXtoT(continue_x, x1, x2, x3, x4);
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double y = Bezier::CubicTtoY(y1, y2, y3, y4, t);
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double t = Bezier::CubicXtoT(continue_x, x1, x2, x3, x4);
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double y = Bezier::CubicTtoY(y1, y2, y3, y4, t);
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angle = std::atan2(end.y() - y, end.x() - continue_x);
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}
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angle = std::atan2(end.y() - y, end.x() - continue_x);
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}
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} else {
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path.lineTo(end);
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}
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} else {
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path.lineTo(end);
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}
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setPath(mapFromScene(path));
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setPath(mapFromScene(path));
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}
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}
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