pxmlw6n2f/Gazebo_Distributed_TCP/gazebo/gui/EntityMaker.cc

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2019-03-28 10:57:49 +08:00
/*
* Copyright (C) 2012 Open Source Robotics Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#ifdef _WIN32
// Ensure that Winsock2.h is included before Windows.h, which can get
// pulled in by anybody (e.g., Boost).
#include <Winsock2.h>
#endif
#include "gazebo/common/MouseEvent.hh"
#include "gazebo/rendering/UserCamera.hh"
#include "gazebo/gui/ModelManipulator.hh"
#include "gazebo/gui/GuiEvents.hh"
#include "gazebo/gui/GuiIface.hh"
#include "gazebo/gui/EntityMakerPrivate.hh"
#include "gazebo/gui/EntityMaker.hh"
using namespace gazebo;
using namespace gui;
//////////////////////////////////////////////////
EntityMaker::EntityMaker(EntityMakerPrivate &_dataPtr)
: dataPtr(&_dataPtr)
{
this->dataPtr->node = transport::NodePtr(new transport::Node());
this->dataPtr->node->TryInit(common::Time::Maximum());
}
//////////////////////////////////////////////////
EntityMaker::~EntityMaker()
{
this->dataPtr->node->Fini();
this->dataPtr->node.reset();
delete this->dataPtr;
this->dataPtr = NULL;
}
/////////////////////////////////////////////////
void EntityMaker::Start()
{
}
/////////////////////////////////////////////////
void EntityMaker::Stop()
{
gui::Events::moveMode(true);
}
//////////////////////////////////////////////////
void EntityMaker::OnMouseRelease(const common::MouseEvent &_event)
{
// Place if not dragging, or if dragged for less than 50 pixels.
// The 50 pixels is used to account for accidental mouse movement
// when placing an object.
if (_event.Button() == common::MouseEvent::LEFT &&
(!_event.Dragging() || _event.PressPos().Distance(_event.Pos()) < 50))
{
this->CreateTheEntity();
this->Stop();
}
}
//////////////////////////////////////////////////
void EntityMaker::OnMouseMove(const common::MouseEvent &_event)
{
rendering::UserCameraPtr camera = gui::get_active_camera();
ignition::math::Vector3d pos =
(ModelManipulator::GetMousePositionOnPlane(camera, _event)).Ign();
if (_event.Control())
{
pos = ModelManipulator::SnapPoint(math::Vector3(pos)).Ign();
}
pos.Z(this->EntityPosition().Z());
this->SetEntityPosition(pos);
}
/////////////////////////////////////////////////
ignition::math::Vector3d EntityMaker::EntityPosition() const
{
return ignition::math::Vector3d();
}
/////////////////////////////////////////////////
void EntityMaker::SetEntityPosition(const ignition::math::Vector3d &/*_pos*/)
{
}