tool.h

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/*
 * Copyright (c) 2012, Willow Garage, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Willow Garage, Inc. nor the names of its
 *       contributors may be used to endorse or promote products derived from
 *       this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef RVIZ_TOOL_H
#define RVIZ_TOOL_H

#include <QString>
#include <QIcon>
#include <QCursor>
#include <QObject>

#include "rviz/config.h"

class QMouseEvent;
class QKeyEvent;

namespace Ogre
{
class SceneManager;
}

namespace rviz
{
class DisplayContext;
class Property;
class RenderPanel;
class ViewportMouseEvent;

class Tool : public QObject
{
Q_OBJECT
public:
  Tool();
  virtual ~Tool();

  void initialize( DisplayContext* context );

  virtual Property* getPropertyContainer() const { return property_container_; }

  char getShortcutKey() { return shortcut_key_; }

  bool accessAllKeys() { return access_all_keys_; }

  virtual void activate() = 0;
  virtual void deactivate() = 0;

  virtual void update(float wall_dt, float ros_dt)
  {
    (void) wall_dt;
    (void) ros_dt;
  }

  enum {
    Render = 1,
    Finished = 2
  };

  virtual int processMouseEvent( ViewportMouseEvent& event )
  {
    (void) event;
    return 0;
  }

  virtual int processKeyEvent( QKeyEvent* event, RenderPanel* panel )
  {
    (void) event;
    (void) panel;
    return 0;
  }

  QString getName() const { return name_; }

  void setName( const QString& name );

  QString getDescription() const { return description_; }
  void setDescription( const QString& description );

  virtual QString getClassId() const { return class_id_; }

  virtual void setClassId( const QString& class_id ) { class_id_ = class_id; }

  virtual void load( const Config& config );

  virtual void save( Config config ) const;

  void setIcon( const QIcon& icon );

  const QIcon& getIcon() { return icon_; }

  void setCursor( const QCursor& cursor );

  const QCursor& getCursor() { return cursor_; }

  void setStatus( const QString & message );
  
Q_SIGNALS:
    void close();

protected:
  virtual void onInitialize() {}

  Ogre::SceneManager* scene_manager_;
  DisplayContext* context_;

  char shortcut_key_;
  bool access_all_keys_;

  QIcon icon_;

  QCursor cursor_;

private:
  QString class_id_;
  Property* property_container_;
  QString name_;
  QString description_;
};

}

#endif