tool_manager.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 TOOL_MANAGER_H
#define TOOL_MANAGER_H

#include <QList>
#include <QObject>
#include <QStringList>

#include "rviz/pluginlib_factory.h"
#include "rviz/tool.h"

class QKeyEvent;

namespace rviz
{
class DisplayContext;
class PropertyTreeModel;
class RenderPanel;

class ToolManager: public QObject
{
Q_OBJECT
public:
  ToolManager( DisplayContext* context );
  virtual ~ToolManager();

  void initialize();

  void load( const Config& config );
  void save( Config config ) const;
  PropertyTreeModel* getPropertyModel() const { return property_tree_model_; }

  Tool* addTool( const QString& tool_class_lookup_name );

  Tool* getCurrentTool() { return current_tool_; }

  Tool* getTool( int index );

  int numTools() { return tools_.size(); }
  void removeTool( int index );

  void removeAll();

  void refreshTool( Tool* tool );

  void setCurrentTool( Tool* tool );

  void setDefaultTool( Tool* tool );

  Tool* getDefaultTool() { return default_tool_; }

  QStringList getToolClasses();

  void handleChar( QKeyEvent* event, RenderPanel* panel );

  PluginlibFactory<Tool>* getFactory() { return factory_; }

Q_SIGNALS:
  void configChanged();

  void toolAdded( Tool* );

  void toolChanged( Tool* );

  void toolRemoved( Tool* );

  void toolRefreshed( Tool* );

private Q_SLOTS:
  void updatePropertyVisibility( Property* property );
  
  void closeTool();

private:

  bool toKey( QString const& str, uint& key_out );
  PluginlibFactory<Tool>* factory_;
  PropertyTreeModel* property_tree_model_;
  QList<Tool*> tools_;
  DisplayContext* context_;
  Tool* current_tool_;
  Tool* default_tool_;
  std::map<int,Tool*> shortkey_to_tool_map_;

};

} // end namespace rviz

#endif // TOOL_MANAGER_H