pointset.h

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/* -----------------------------------------------------------------------
   See COPYRIGHT.TXT and LICENSE.TXT for copyright and license information
   ----------------------------------------------------------------------- */
#ifndef _pointset_h_
#define _pointset_h_
 
#include "plmbase_config.h"
#include <string>
#include <vector>
#include "compiler_warnings.h"
#include "smart_pointer.h"
 
class Pstring;
 
class PLMBASE_API Point {
public:
    Point () {}
    Point (const std::string& label, float x, float y, float z) {
        UNUSED_VARIABLE (label);
        p[0] = x;
        p[1] = y;
        p[2] = z;
    }
    Point (float x, float y, float z) {
        p[0] = x;
        p[1] = y;
        p[2] = z;
    }
public:
    float p[3];
public:
    void set_label (const char* s) {
        UNUSED_VARIABLE (s);
    }
    std::string get_label (void) const {
        return "";
    }
};
 
class PLMBASE_API Labeled_point {
public:
    Labeled_point () {}
    Labeled_point (const std::string& label, float x, float y, float z) {
        this->label = label;
        p[0] = x;
        p[1] = y;
        p[2] = z;
    }
public:
    std::string label;
    float p[3];
public:
    void set_label (const char* s) {
        this->label = s;
    }
    const std::string& get_label (void) const {
        return this->label;
    }
};
 
template<class T>
class PLMBASE_API Pointset {
public:
    SMART_POINTER_SUPPORT (Pointset);
public:
    Pointset();
    Pointset(const std::string& s);
    ~Pointset();
public:
    std::vector<T> point_list;
public:
    void load (const std::string& s);
    void load (const char *fn);
    void load_txt (const char *fn);
    void load_fcsv (const char *fn);
    void save (const char *fn);
    void save_fcsv (const char *fn);
    void save_fcsv (const std::string& fn);
    void save_txt (const char *fn);
 
    /* Insert a list of points of the form "x,y,z;x,y,z;..." */
    void insert_ras (const std::string& p);
 
    /* Insert single points */
    void insert_lps (const std::string& label, float x, float y, float z);
    void insert_lps (const float* xyz);
    void insert_lps (const std::string& label, const float* xyz);
    void insert_ras (const std::string& label, float x, float y, float z);
    void insert_ras (const float* xyz);
 
    /* Return reference to a point */
    const T& point (int idx) const {
        return point_list[idx];
    }
    /* Return coordinate of point */
    float point (int idx, int dim) const {
        return point_list[idx].p[dim];
    }
 
    /* Return the number of points */
    size_t get_count (void) const;
 
    /* Truncate points at the end of the list */
    void truncate (size_t new_length);
 
    void debug () const;
private:
    Pointset (const Pointset&);
    Pointset& operator= (const Pointset&);
};
 
typedef Pointset<Labeled_point> Labeled_pointset;
typedef Pointset<Point> Unlabeled_pointset;
 
#endif