Лабораторная работа 23 / CTRIANGL

//File CTriangle.cpp
//Naznachenie: Opredelenie funkcij klassa "spisok elementov"
//Author: Pavel Morozov
//Redakcija: 2.0 13.04.07

#ifndef CTriangl_cpp
#define CTriangl_cpp

#include<iostream.h>
#include<math.h>
#include<conio.h>
#include<stdio.h>

#include"CTriangl.h"
#include"CELTRNGL.h"
#include"CELTRNGL.cpp"

//--------------------Konstruktor--------------------------
CTriangle::CTriangle():ID(HistNum+1)
       {

	     
	     cprintf("\nKonstruktor CTriangle sozdaet pustoj spisok s ID= ");
	     cout<<GetID()<<endl;

	     HistNum=HistNum+1;
	     Counter++;

	     cout<<"HistNum= "<<GetHistNum()<<", Counter= "<<GetCounter();

	     Lptr=NULL;



       }

//--------------Funkcii interfeisa-----------------------



void CTriangle::Insert(CElement *Eptr)
//Vkliuchenie elementa v spisok

	{

//	 float x0,x;

	 CElement *TEptr(Lptr);


	 if (!TEptr)   //Spisok pust
     {
       Lptr=Eptr;


       cout<<endl<<endl;
       cprintf("Vstavka v pustoj spisok");
       cout<<endl<<endl;
     }

	   else
	   {
   

	      while (TEptr->GetNext()) //Poisk mesta v spiske
		  {
			   TEptr=TEptr->GetNext();
             
		  }

	      if(!(TEptr->GetNext()))  //Vstavim v konec spiska
	      {
           

                cout<<endl<<endl;
		cprintf("Vstavka v konec spiska");
                cout<<endl<<endl;
	        TEptr->SetNext(Eptr); 
         

	      }

	 
	     }

     
}





void CTriangle::OutList(int t)
	{
	  textcolor(15);


	     //Atributy
	    float x0,y0;
	    int i=1;

	  CElement *Elptr(Lptr);
	  //clrscr();
	  if(Lptr){cout<<endl<<endl<<"Vyvod elementov."<<endl;}
 //	  if (!Lptr){cout<<endl<<"Spisok elementov pustoj"<<endl;}


	  while(Elptr)
	  {


		Elptr->GetFptr()->GetX(x0,y0);
		//Vyvod znachenija elementa
		cout<<"Znachenie tochki s ID = "<<Elptr->GetFptr()->GetID()<<", ";
		if((i==1)&&(t==1))  cout<<"A";
		if((i==1)&&(t==2))  cout<<"D";
		if((i==2)&&((t==1)||(t==2)))  cout<<"B";
		if((i==3)&&((t==1)||(t==2)))  cout<<"C";

		 cout<<"  ravno:  x= "<<x0<<", y= "<<y0<<endl;
	       //cout<<endl<<"Nazmite probel..."<<endl;
		i=i+1;


		Elptr=(Elptr->GetNext());
	      }
//	getch();


     }

void CTriangle::Move(float dx, float dy)
	{
	  textcolor(15);


	     //Atributy
	    float x0,y0;

	  CElement *Elptr(Lptr);



	  while(Elptr)
	  {


		Elptr->GetFptr()->MovePoint(dx,dy);

		Elptr=(Elptr->GetNext());
	      }
 //	getch();


     }



void CTriangle::Rotate(CPoint &Q,float fi)
{

	     //Atributy
	    float x0,y0,r,fi2;

	  CElement *Elptr(Lptr);

	  while(Elptr)
	  {


	       Elptr->GetFptr()->RotatePoint(Q,fi);
	       
	       Elptr=(Elptr->GetNext());
	      }


}
void CTriangle::Square(float &Sq)
{

	     //Atributy
	    float x0,y0,x1,y1,x2,y2,AB,AC,BC,p;


	  CElement *Elptr(Lptr);
	  //clrscr();
	 // if(Lptr){cout<<endl<<endl<<"Spisok ne pust"<<endl;}
     //	  if (!Lptr){cout<<endl<<"Spisok elementov pustoj"<<endl;}





		Elptr->GetFptr()->GetX(x0,y0);
		x1=x0;y1=y0;
		Elptr=(Elptr->GetNext());

		Elptr->GetFptr()->GetX(x0,y0);
		x2=x0;y2=y0;
		Elptr=(Elptr->GetNext());

		Elptr->GetFptr()->GetX(x0,y0);

		Elptr=(Elptr->GetNext());
		AB=sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2));
		AC=sqrt((x1-x0)*(x1-x0)+(y1-y0)*(y1-y0));
		BC=sqrt((x2-x0)*(x2-x0)+(y2-y0)*(y2-y0));
		p=(AB+BC+AC)/2;


		Sq=sqrt(p*(p-AB)*(p-AC)*(p-BC));

		cout<<Sq<<endl;
		



 }



unsigned int CTriangle::GetID()
//Poluchit ukazatel na predydushij element
		    { return ID;}

unsigned int CTriangle::GetHistNum()
// Poluchit kolichestvo sozdannyh objektov
{ return HistNum;}


unsigned int CTriangle::GetCounter()
// Poluchit kolichestvo sushestvujushih objektov
{return Counter;}


//-------------------------Destruktor-------------
CTriangle::~CTriangle()
	 {
	   CElement *TEptr;
Counter--;

	   while(Lptr)
	   {
	     TEptr=Lptr;
	     Lptr=Lptr->GetNext();
	     delete TEptr;
	   }

	   cout<<endl;
	   cprintf("~CTriangle razrushaet spisok...s ID= ");cout<<GetID();
	   cout<<endl;
	   cprintf("Spisok unichtozen") ;
	   cout<<endl;
	   cprintf("Nazmite probel...");
	   cout<<endl;
	   getch();
	
	   }
#endif