list.cpp

汉诺塔的VC演示程序

// List.cpp: implementation of the CList class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "Brick.h"
#include "List.h"

//////////////////////////////////////////////////////////////////////

extern HBITMAP hBmp1,hBmp2,hBmp3,hBmp4,hBmp5,hBmp6,hBmp7,hBmp8,hBmp9,
		hBmp10,hBmp11,hBmp12,hBmp13,hBmp14,hBmp15;

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

CList::CList()
{
	m_pHead = new CBrick;
	m_pTail = m_pHead;
	m_nLength = 0;
	::SetRect(&m_nextRect, 10, 400, 210, 408);
}


CList::~CList()
{
	while(m_pHead)
	{
		m_pTail = m_pHead->m_pNext;
		delete m_pHead;
		m_pHead = m_pTail;
	}
}


void CList::AddBrick(CBrick* temp)
{
	CBrick* pNode = new CBrick;
	pNode->m_Rect = m_nextRect;
	pNode->m_hBmp = temp->m_hBmp;//只用一个数据

	::SetRect(&m_nextRect, m_nextRect.left, m_nextRect.top-20,
		m_nextRect.right, m_nextRect.bottom-20);//从下到上建立

	if(m_pHead == m_pTail)
	{
		m_pHead->m_pNext = pNode;
		m_pTail = pNode;
	}
	else
	{
		m_pTail->m_pNext = pNode;
		m_pTail = pNode;
	}
	m_nLength++;
}//AddBrick


void CList::OnDraw(HWND hWnd)
{
	CBrick* pNode = m_pHead->m_pNext;
	while(pNode)
	{
		pNode->OnDrawBrick(hWnd);
		pNode = pNode->m_pNext;
	}
}//CList OnDraw


void CList::DelBrick()
{
	CBrick* pNode = m_pHead;

	if(!pNode->m_pNext)
		return;

	while(pNode->m_pNext != m_pTail)
		pNode = pNode->m_pNext;

	pNode->m_pNext = NULL;
	delete m_pTail;

	m_pTail = pNode;
	::SetRect(&m_nextRect, m_nextRect.left,	m_nextRect.top+20,
		m_nextRect.right, m_nextRect.bottom+20);//从上到下
	m_nLength--;
}//DelBrick


void CList::SetNextRect(int x, int y, int xw, int yh)
{
	::SetRect(&m_nextRect, x, y, xw, yh);
}


void CList::CreateTower()
{
	int i = 0;
	HBITMAP hBmp[15] =
	{
		hBmp15, hBmp14, hBmp13, hBmp12, hBmp11, hBmp10, hBmp9, hBmp8, 
		hBmp7, hBmp6 ,hBmp5 ,hBmp4 ,hBmp3 ,hBmp2 ,hBmp1,
	};
	CBrick* pNode = new CBrick;
	for(i = 0; i<15; i++)
	{
		pNode->m_hBmp = hBmp[i];//从下到上建立
		AddBrick(pNode);
	}
}//CreateTower


CBrick* CList::GetListHead()
{
	return m_pHead;
}


int CList::GetListLength()
{
	return m_nLength;
}


CBrick* CList::GetListTail()
{
	return m_pTail;
}