a_screenlayer.h

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/*
         Copyright 2010-2022 Pierre SMARS (smars@yuntech.edu.tw)
         This program is free software: you can redistribute it and/or modify
         it under the terms of the GNU General Public License as published by
         the Free Software Foundation, either version 2 of the License, or
         (at your option) any later version.
 
         This program is distributed in the hope that it will be useful,
         but WITHOUT ANY WARRANTY; without even the implied warranty of
         MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
         GNU General Public License for more details.
 
         You should have received a copy of the GNU General Public License
         along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _A_SCREEN_LAYER_H_
#define _A_SCREEN_LAYER_H_
 
// .NAME a_screenlayer
// .SECTION Author
// Pierre Smars
 
#include "vtkActor.h"
#include "vtkPolyData.h"
#include <string>
#include <iostream>
#include <vector>
 
class a_screenlayer
{
        public:
                a_screenlayer();
                ~a_screenlayer();
                void reset();
                inline void name(std::string aname) {name_ =aname;}
                inline std::string name() const {return name_;}
                inline bool empty() const {return polydata_->GetNumberOfCells() == 0;}
                inline void empty(bool code) {empty_ = code;}
                void color(float r, float g, float b);
                void R(float v);
                void G(float v);
                void B(float v);
                inline float R() const {return R_;}
                inline float G() const {return G_;}
                inline float B() const {return B_;}
                void thickness(const int);
                inline int thickness() const {return thickness_;}
                inline vtkActor * actor() {return actor_;} //const?
                inline vtkActor * actor2() {return actor2_;} //const?
                inline vtkActor * surfaceactor() {return surface_actor_;} //const?
                inline vtkPolyData * polydata() {return polydata_;} //const?
                inline vtkPolyData * polydata2() {return polydata2_;} //const?
                inline bool operator==(const std::string s) const {return name_==s;}
                inline bool operator!=(const std::string s) const {return name_!=s;}
                void point(double x, double y, double z);
                void point(double x[3]);
                void line(double x1, double y1, double z1, double x2, double y2, double z2);
                void line(double x[6]);
                void vertex(double x, double y, double z);
                void vertex(double x[3]);
                void endpolyline();
                void closepolyline();
                void surfacepoint(double x, double y, double z);
                inline bool hassurface() {return number_of_surface_point_>2;}
                inline bool surfaceready() {return number_of_surface_point_==3;}
                void eraselastpoint();
                void eraselastline();
                void eraselastpolyline();
                void dxfout(std::ostream& o) const;
                void ptin(std::istream& in);
                void ptout(std::ostream& o) const;
                inline void visibility(const int code) {actor_->SetVisibility(code);}
                inline bool isvisible() const           {return actor_->GetVisibility()==1;}
                inline bool isnotvisible() const {return actor_->GetVisibility()==0;}
 
                //: input/output
                friend   std::istream&    operator>> (std::istream& i, a_screenlayer& l);
                friend   std::ostream&   operator<< (std::ostream& o, const a_screenlayer& l);
                void open(const std::string file);
                void save(const std::string file);
                void append(const a_screenlayer&);
 
                void reset_mapper_clipping();
 
        protected:
                std::string                     name_;
                vtkActor *                      actor_;
                vtkActor *                      actor2_;
                vtkActor *                      surface_actor_;
                vtkPolyData *           polydata_;
                vtkPolyData *           polydata2_;
                vtkPoints *                     surface_points_;
                vtkPoints *                     points_polyline_;
                float                           R_;                     //colors
                float                           G_;
                float                           B_;
                int                                     thickness_;
                bool                            empty_;
                bool                            has_points_;
                bool                            has_vertices_;
                bool                            has_lines_;
                bool                            has_polylines_;
                int                                     number_of_surface_point_;
};
 
inline bool operator==(a_screenlayer * l, const std::string s) {return (*l) ==s;}
inline bool operator!=(a_screenlayer * l, const std::string s) {return (*l) !=s;}
void delete_vector(std::vector<a_screenlayer *> &);
 
#endif