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component.h

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/* component.h */


#ifndef __COMPONENT_H
#define __COMPONENT_H

#include "graphics.h"
#include "frame.h"
#include <vector>
#include <string>



using namespace std;

static const int COMPONENT_TYPE_FILTER = 0;
static const int COMPONENT_TYPE_INPUTFILTER = 1;

static const int COMPONENTPIN_TYPE_INPUT = 0;
static const int COMPONENTPIN_TYPE_OUTPUT = 1;

static const int PIN_DIRECTION_LEFT = 0;
static const int PIN_DIRECTION_UP = 1;
static const int PIN_DIRECTION_RIGHT = 2;
static const int PIN_DIRECTION_DOWN = 3;

static const int COMPONENT_ROTATION_0_DEG = 0;
static const int COMPONENT_ROTATION_90_DEG = 1;
static const int COMPONENT_ROTATION_180_DEG = 2;
static const int COMPONENT_ROTATION_270_DEG = 3;

static const int NB_COMPONENT_ROTATION_DEGS = 4;

class WireEnd;
class Component;
class Wire;

static int component_index_counter = 0;

class ComponentPin{
 public:
  ComponentPin(Component *parent, int pintype);
  ~ComponentPin();

  //  void connect_to(WireEnd *w);
  //  void disconnect_from(WireEnd *w);
  void print();
  
  Component *parent;
  int pintype;

  

  vector<WireEnd *> connected_wireends;
  friend class WireEnd;

  
};



class Component{
  
 public:
  Component(void *object, int component_type);
  ~Component();

  int index;
  int component_type;

  //  virtual Component *copy() =0;
  
  void draw(Graphics *g, int scale, bool selected, bool valid);
  int width();
  int height();
  void rotate();
  char *get_name();
  
  int x;
  int y;

  char *component_label;

  bool executing;

  bool is_input_pin(int tx, int ty);
  bool is_output_pin(int tx, int ty);


  ComponentPin *inputpin;
  ComponentPin *outputpin;

  vector<Component *> *get_output_receivers();
  Component *get_output_receiver();
  

  void *object;

 private:



  int _width;
  int _height;
  int _rotation;


  void draw_pin(Graphics *g, int scale, int x, int y, int pin_direction);

};


#endif

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