orbit_camera_control_xy.hpp

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#ifndef GUIK_ORBIT_CAMERA_CONTROL_XY_HPP
#define GUIK_ORBIT_CAMERA_CONTROL_XY_HPP
 
#include <guik/camera/camera_control.hpp>
 
namespace guik {
 
class OrbitCameraControlXY : public CameraControl {
public:
  EIGEN_MAKE_ALIGNED_OPERATOR_NEW
 
  OrbitCameraControlXY();
  OrbitCameraControlXY(double theta, double phi, double distance);
  virtual ~OrbitCameraControlXY() override;
 
  virtual void reset_center() override;
  virtual void lookat(const Eigen::Vector3f& pt) override;
 
  virtual void mouse(const Eigen::Vector2f& p, int button, bool down) override;
  virtual void drag(const Eigen::Vector2f& p, int button) override;
  virtual void scroll(const Eigen::Vector2f& rel) override;
 
  virtual void updown(double p) override;
  virtual void arrow(const Eigen::Vector2f& p) override;
 
  virtual Eigen::Vector2f depth_range() const override;
 
  virtual Eigen::Quaternionf rotation() const;
  virtual Eigen::Matrix4f view_matrix() const override;
 
  virtual std::string name() const override { return "OrbitCameraControlXY"; }
  virtual void load(std::istream& ist) override;
  virtual void save(std::ostream& ost) const override;
 
protected:
  Eigen::Vector3f center_offset;
  Eigen::Vector3f center;
  double distance;
 
  Eigen::Vector2f drag_last_pos;
 
  bool left_button_down;
  bool right_button_down;
  double theta;
  double phi;
 
  bool middle_button_down;
};
 
}  // namespace guik
 
#endif