Greedy_Snake/food.cpp

#include "Food.h"
#include <ctime>
#include <stdlib.h>
#include <graphics.h>
#include <algorithm>

Food::Food()
{
	//<2F><>ʼ<EFBFBD><CABC>ʳ<EFBFBD><CAB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	this->m_state = true;
	this->m_pos = Point(310, 230);
}

bool Food::getState()
{
	return this->m_state;
}

void Food::setState(bool state)
{
	this->m_state = state;
}

Point Food::getPos()
{
	return this->m_pos;
}

void Food::Generate(Snake* snake)
{
	//<2F><><EFBFBD><EFBFBD>ʳ<EFBFBD><CAB3>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD>ȡ<EFBFBD>ߵ<EFBFBD><DFB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڵ<EFBFBD><DAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD>ɵ<EFBFBD>ʳ<EFBFBD><CAB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ߵ<EFBFBD><DFB5><EFBFBD><EFBFBD><EFBFBD>
	int x = 0;
	int y = 0;
	bool isOk = false;

	while (true)
	{
		//ʹ<><CAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʳ<EFBFBD><CAB3>
		srand(time(0));
		x = (rand() % 24) * 20 + 10;
		y = (rand() % 24) * 20 + 10;

		//<2F><><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD>ߵ<EFBFBD><DFB5><EFBFBD><EFBFBD><EFBFBD>
		isOk = 1;

		std::list<Point> pos = snake->GetSnakeAllNode();
		std::list<Point>::iterator it = find(pos.begin(), pos.end(), Point(x, y));
		//find()<29><>Ҫ<EFBFBD>õ<EFBFBD>Point<6E><74><EFBFBD><EFBFBD><EFBFBD><EFBFBD> == <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>


		if (it == pos.end())//<2F><><EFBFBD><EFBFBD>
		{
			this->m_pos = Point(x, y);//<2F>޸<EFBFBD><DEB8><EFBFBD><EFBFBD><EFBFBD>
			this->m_state = true;
			return;
		}
	}
}

void Food::DrawFood()
{
	//<2F><>ɫ<EFBFBD><C9AB>ȫ<EFBFBD><C8AB><EFBFBD>䣬<EFBFBD>ޱ߿<DEB1><DFBF><EFBFBD>Բ
	setfillcolor(RED);
	setfillstyle(BS_SOLID);
	solidcircle(this->m_pos.x, this->m_pos.y, FOOD_RADIU);
}