/*******************************************************************************++  LEDA 4.5  +++  stick.h+++  Copyright (c) 1995-2004+  by Algorithmic Solutions Software GmbH+  All rights reserved.+ *******************************************************************************/// $Revision: 1.3 $  $Date: 2004/02/06 11:18:30 $#ifndef STICK_H#define STICK_H#include <LEDA/anim/view.h>LEDA_BEGIN_NAMESPACE//---------------------------------------------------------------------------// class stick // ---------------------------------------------------------------------------class stick : public base_element{   protected:    point     position;   // stick position    rectangle c_cur_pos;  // current cell rectangle  rectangle c_new_pos;  // new cell rectangle  double    c_height;   // cell height  double    c_width;    // cell width  color     c_col;      // cell fill color  color     c_bcol;     // cell border color    rectangle v_cur_pos;  // current value rectangle  rectangle v_new_pos;  // new value rectangle  double    v_height;   // value height  double    v_stretch;  // stretch factor  double    v_width;    // value width  double    v_yoff;     // distance between cell and value retangle  color     v_col;      // value fill color  color     v_bcol;     // value border color    void set_default_attr();      void set_value_layout();   void set_cell_layout();     void clear(rectangle);  void attach(view&);  void detach(view&);  public:    stick(point pos = point(0,0));   stick(double value, point pos = point(0,0));  stick(double value, double stretch, point pos = point(0,0));  stick(const stick&);  stick& operator=(const stick&);    ~stick();    void redraw();  void draw();  void clear();    rectangle get_bounding_box();  bool intersect(segment, list<point>&);  point  set_position(double x, double y);     point  set_position(point);  point  get_position() const;    color  set_cell_color(color c);  color  get_cell_color() const;      color  set_cell_border_color(color c);  color  get_cell_border_color() const;  double set_cell_height(double h);  double get_cell_height() const;    double set_cell_width(double w);   double get_cell_width() const;          color  set_value_color(color c);  color  get_value_color() const;  color  set_value_border_color(color c);  color  get_value_border_color() const;  double set_value(double);  double get_value() const;      double set_stretch_factor(double);  double get_stretch_factor() const;    double set_value_width(double w);    double get_value_width() const;      double set_value_yoffset(double s);  double get_value_yoffset() const;  // ----------------------------------  // animated member functions    // ----------------------------------        void swap(stick&);        void swap(stick&, const path&);  void swap(stick&, const path&, const path&);    void move(point);    void move(point, const path&);    void translate(double,double);  void translate(double,double, const path&);    void assign(double);  void assign(stick&);  void assign(stick&, const path&);};// ---------------------------------------------------------------------------//  stick animations // ---------------------------------------------------------------------------class stick_swap : public base_animation{   protected:  stick& S1;      // stick 1  stick& S2;      // stick 2    view&  V;       // view    stick  hS1;     // helper stick 1  stick  hS2;     // helper stick 2    path   Path1;   // animation path for stick hS1  path   Path2;   // animation path for stick hS2    int    num;     // max. number of required steps    list<point> L1; // contains coordinates of hS1  list<point> L2; // contains coordinates of hS2      public:  stick_swap(stick& s1, stick &s2);   stick_swap(stick& s1, stick &s2, const path& P);   stick_swap(stick& s1, stick &s2, const path& P1, const path& P2);     void init(int);    int  steps() const { return num; }    void start();    void step();  void finish();};class stick_assign : public base_animation{   stick& S1;    // stick 1  stick& S2;    // stick 2    view&  V;     // view    stick  hS1;   // helper stick  path   Path;    list<point> L;  color  col1;  color  col2;  double val;  int    num;    public:   stick_assign(stick& s, double x);  stick_assign(stick& s1, stick& s2);  stick_assign(stick& s1, stick& s2, const path&);    void init(int);    int steps() const { return num; }  void start();  void step();  void finish();};LEDA_END_NAMESPACE#endif