mouse.H

Go to the documentation of this file.

/*
 * This file is part of the "Archon" framework.
 * (http://files3d.sourceforge.net)
 *
 * Copyright © 2002 by Kristian Spangsege and Brian Kristiansen.
 *
 * Permission to use, copy, modify, and distribute this software and
 * its documentation under the terms of the GNU General Public License is
 * hereby granted. No representations are made about the suitability of
 * this software for any purpose. It is provided "as is" without express
 * or implied warranty. See the GNU General Public License
 * (http://www.gnu.org/copyleft/gpl.html) for more details.
 *
 * The characters in this file are ISO8859-1 encoded.
 *
 * The documentation in this file is in "Doxygen" style
 * (http://www.doxygen.org).
 */

#ifndef ARCHON_X3D_MOUSE_H
#define ARCHON_X3D_MOUSE_H

#include <archon/x3d/server/core.H>
#include <archon/x3d/server/scene.H>

namespace Archon
{
  namespace X3D
  {
    using namespace Math;

    struct PointingDeviceSensorNode: SensorNode
    {
      static const NodeType *type;

    protected:
      PointingDeviceSensorNode(): isOver(false) {}

    private:
      friend class Viewer;
      friend void initializeMouseComponent();

      string description;
      bool isOver;

      EventSource descriptionChanged;
      EventSource isOverChanged;

      Time descriptionStamp;

      virtual void onDisable();
    };


    struct DragSensorNode: PointingDeviceSensorNode
    {
      static const NodeType *type;

    protected:
      DragSensorNode():
        autoOffset(true), trackPoint(0, 0, 0) {}

    private:
      friend class Viewer;
      friend void initializeMouseComponent();

      bool autoOffset;
      Vector3 trackPoint;

      EventSource autoOffsetChanged;
      EventSource trackPointChanged;

      Time autoOffsetStamp;
    };


    struct PlaneSensor: DragSensorNode
    { 
      static Ref<NodeBase> instantiate(BackRef<ExecutionContext> c)
      {
        return new PlaneSensor(c);
      }

      static const NodeType *type;
      const NodeType *getType() const { return type; }

      PlaneSensor(BackRef<ExecutionContext> c):
        NodeBase(c),
        maxPosition(-1, -1), minPosition(0, 0),
        offset(0, 0, 0), translation(0, 0, 0) {}

    private:
      friend class Viewer;
      friend void initializeMouseComponent();

      Vector2 maxPosition;
      Vector2 minPosition;
      Vector3 offset;
      Vector3 translation;

      EventSource maxPositionChanged;
      EventSource minPositionChanged;
      EventSource offsetChanged;
      EventSource translationChanged;

      Time maxPositionStamp;
      Time minPositionStamp;
      Time offsetStamp;
    };


    struct SphereSensor: DragSensorNode
    { 
      static Ref<NodeBase> instantiate(BackRef<ExecutionContext> c)
      {
        return new SphereSensor(c);
      }

      static const NodeType *type;
      const NodeType *getType() const { return type; }

      SphereSensor(BackRef<ExecutionContext> c):
        NodeBase(c),
        offset(Vector3(0, 1, 0), 0), rotation(Vector3(0, 1, 0), 0) {}

    private:
      friend class Viewer;
      friend void initializeMouseComponent();

      Rotation3 offset;
      Rotation3 rotation;

      EventSource offsetChanged;
      EventSource rotationChanged;

      Time offsetStamp;
    };


    struct CylinderSensor: DragSensorNode
    { 
      static Ref<NodeBase> instantiate(BackRef<ExecutionContext> c)
      {
        return new CylinderSensor(c);
      }

      static const NodeType *type;
      const NodeType *getType() const { return type; }

      CylinderSensor(BackRef<ExecutionContext> c):
        NodeBase(c), diskAngle(M_PI/12),
        maxAngle(-1), minAngle(0),
        offset(0), rotation(Vector3(0, 1, 0), 0) {}

    private:
      friend class Viewer;
      friend void initializeMouseComponent();

      double    diskAngle;
      double    maxAngle;
      double    minAngle;
      double    offset;
      Rotation3 rotation;

      EventSource diskAngleChanged;
      EventSource maxAngleChanged;
      EventSource minAngleChanged;
      EventSource offsetChanged;
      EventSource rotationChanged;

      Time diskAngleStamp;
      Time maxAngleStamp;
      Time minAngleStamp;
      Time offsetStamp;
    };


    struct TouchSensorNode: PointingDeviceSensorNode
    {
      static const NodeType *type;

    protected:
      TouchSensorNode() {}

    private:
      friend class Viewer;
      friend void initializeMouseComponent();

      Time touchTime;

      EventSource touchTimeChanged;
    };


    struct TouchSensor: TouchSensorNode
    {
      static Ref<NodeBase> instantiate(BackRef<ExecutionContext> c)
      {
        return new TouchSensor(c);
      }

      static const NodeType *type;
      const NodeType *getType() const { return type; }

      TouchSensor(BackRef<ExecutionContext> c):
        NodeBase(c),
        hitNormal(0, 0, 0), hitPoint(0, 0, 0),
        hitTexCoord(0, 0) {}

    private:
      friend class Viewer;
      friend void initializeMouseComponent();

      Vector3 hitNormal;
      Vector3 hitPoint;
      Vector2 hitTexCoord;

      EventSource hitNormalChanged;
      EventSource hitPointChanged;
      EventSource hitTexCoordChanged;
    };
  }
}

#endif // ARCHON_X3D_MOUSE_H

---