motion_planning_param_widget.cpp

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/* Author: Robert Haschke */
 
#include <moveit/motion_planning_rviz_plugin/motion_planning_param_widget.h>
#include <moveit/move_group_interface/move_group_interface.h>
#include <rviz_common/properties/int_property.hpp>
#include <rviz_common/properties/float_property.hpp>
#include <rviz_common/properties/string_property.hpp>
 
namespace mpi = moveit::planning_interface;
 
namespace moveit_rviz_plugin
{
static const rclcpp::Logger LOGGER = rclcpp::get_logger("moveit_ros_visualization.motion_planning_param_widget");
 
MotionPlanningParamWidget::MotionPlanningParamWidget(QWidget* parent)
  : rviz_common::properties::PropertyTreeWidget(parent)
{
  property_tree_model_ = nullptr;
}
 
MotionPlanningParamWidget::~MotionPlanningParamWidget()
{
  delete property_tree_model_;
}
 
void MotionPlanningParamWidget::setMoveGroup(const mpi::MoveGroupInterfacePtr& mg)
{
  move_group_ = mg;
  if (mg)
    setPlannerId(planner_id_);
}
 
void MotionPlanningParamWidget::setGroupName(const std::string& group_name)
{
  group_name_ = group_name;
  this->setModel(nullptr);
  if (property_tree_model_)
    delete property_tree_model_;
  property_tree_model_ = nullptr;
}
 
bool try_lexical_convert(const QString& value, long& lvalue)
{
  bool ok;
  lvalue = value.toLong(&ok);
  return ok;
}
 
bool try_lexical_convert(const QString& value, double& dvalue)
{
  bool ok;
  dvalue = value.toDouble(&ok);
  return ok;
}
 
rviz_common::properties::Property* MotionPlanningParamWidget::createPropertyTree()
{
  if (planner_id_.empty())
    return nullptr;
  const std::map<std::string, std::string>& params = move_group_->getPlannerParams(planner_id_, group_name_);
 
  auto root = new rviz_common::properties::Property(QString::fromStdString(planner_id_ + " parameters"));
  for (const std::pair<const std::string, std::string>& param : params)
  {
    const QString key = QString::fromStdString(param.first);
    const QString value = QString::fromStdString(param.second);
    long value_long;
    double value_double;
 
    if (try_lexical_convert(value, value_long))
    {
      new rviz_common::properties::IntProperty(key, value_long, QString(), root, SLOT(changedValue()), this);
    }
    else if (try_lexical_convert(value, value_double))
    {
      new rviz_common::properties::FloatProperty(key, value_double, QString(), root, SLOT(changedValue()), this);
    }
    else
      new rviz_common::properties::StringProperty(key, value, QString(), root, SLOT(changedValue()), this);
  }
  return root;
}
 
void MotionPlanningParamWidget::changedValue()
{
  if (!move_group_)
    return;
  rviz_common::properties::Property* source = qobject_cast<rviz_common::properties::Property*>(QObject::sender());
  std::map<std::string, std::string> params;
  params[source->getName().toStdString()] = source->getValue().toString().toStdString();
  move_group_->setPlannerParams(planner_id_, group_name_, params);
}
 
void MotionPlanningParamWidget::setPlannerId(const std::string& planner_id)
{
  planner_id_ = planner_id;
  if (!move_group_)
    return;
 
  rviz_common::properties::PropertyTreeModel* old_model = property_tree_model_;
  rviz_common::properties::Property* root = createPropertyTree();
  property_tree_model_ = root ? new rviz_common::properties::PropertyTreeModel(root) : nullptr;
  this->setModel(property_tree_model_);
  if (old_model)
    delete old_model;
}
}  // namespace moveit_rviz_plugin