📄 calc24pointdlg.cpp
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// calc24pointDlg.cpp : 实现文件
//
#include "stdafx.h"
#include "calc24point.h"
#include "calc24pointDlg.h"
#include ".\calc24pointdlg.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#endif
char table[4][4]={'>','>','<','<',
'>','>','<','<',
'>','>','>','>',
'>','>','>','>'};
// 用于应用程序“关于”菜单项的 CAboutDlg 对话框
class CAboutDlg : public CDialog
{
public:
CAboutDlg();
// 对话框数据
enum { IDD = IDD_ABOUTBOX };
protected:
virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV 支持
// 实现
protected:
DECLARE_MESSAGE_MAP()
};
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
}
void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
}
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
END_MESSAGE_MAP()
// Ccalc24pointDlg 对话框
Ccalc24pointDlg::Ccalc24pointDlg(CWnd* pParent /*=NULL*/)
: CDialog(Ccalc24pointDlg::IDD, pParent)
, num1(1)
, num2(2)
, num3(3)
, num4(4)
{
m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}
void Ccalc24pointDlg::DoDataExchange(CDataExchange* pDX)
{
DDX_Text(pDX,IDC_NUM1,num1);
DDX_Text(pDX,IDC_NUM2,num2);
DDX_Text(pDX,IDC_NUM3,num3);
DDX_Text(pDX,IDC_NUM4,num4);
DDX_Control(pDX, IDC_RESULT, calclist);
DDV_MinMaxInt(pDX,num1,1,13);
DDV_MinMaxInt(pDX,num2,1,13);
DDV_MinMaxInt(pDX,num3,1,13);
DDV_MinMaxInt(pDX,num4,1,13);
CDialog::DoDataExchange(pDX);
}
BEGIN_MESSAGE_MAP(Ccalc24pointDlg, CDialog)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
//}}AFX_MSG_MAP
ON_BN_CLICKED(IDC_CALC, OnBnClickedCalc)
ON_BN_CLICKED(IDC_QUIT, OnBnClickedQuit)
ON_BN_CLICKED(IDC_ABOUT, OnBnClickedAbout)
END_MESSAGE_MAP()
// Ccalc24pointDlg 消息处理程序
BOOL Ccalc24pointDlg::OnInitDialog()
{
CDialog::OnInitDialog();
// 将\“关于...\”菜单项添加到系统菜单中。
// IDM_ABOUTBOX 必须在系统命令范围内。
ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
ASSERT(IDM_ABOUTBOX < 0xF000);
CMenu* pSysMenu = GetSystemMenu(FALSE);
if (pSysMenu != NULL)
{
CString strAboutMenu;
strAboutMenu.LoadString(IDS_ABOUTBOX);
if (!strAboutMenu.IsEmpty())
{
pSysMenu->AppendMenu(MF_SEPARATOR);
pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
}
}
// 设置此对话框的图标。当应用程序主窗口不是对话框时，框架将自动
// 执行此操作
SetIcon(m_hIcon, TRUE); // 设置大图标
SetIcon(m_hIcon, FALSE); // 设置小图标
// TODO: 在此添加额外的初始化代码
return TRUE; // 除非设置了控件的焦点，否则返回 TRUE
}
void Ccalc24pointDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
if ((nID & 0xFFF0) == IDM_ABOUTBOX)
{
CAboutDlg dlgAbout;
dlgAbout.DoModal();
}
else
{
CDialog::OnSysCommand(nID, lParam);
}
}
// 如果向对话框添加最小化按钮，则需要下面的代码
// 来绘制该图标。对于使用文档/视图模型的 MFC 应用程序，
// 这将由框架自动完成。
void Ccalc24pointDlg::OnPaint()
{
if (IsIconic())
{
CPaintDC dc(this); // 用于绘制的设备上下文
SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);
// 使图标在工作矩形中居中
int cxIcon = GetSystemMetrics(SM_CXICON);
int cyIcon = GetSystemMetrics(SM_CYICON);
CRect rect;
GetClientRect(&rect);
int x = (rect.Width() - cxIcon + 1) / 2;
int y = (rect.Height() - cyIcon + 1) / 2;
// 绘制图标
dc.DrawIcon(x, y, m_hIcon);
}
else
{
CDialog::OnPaint();
}
}
//当用户拖动最小化窗口时系统调用此函数取得光标显示。
HCURSOR Ccalc24pointDlg::OnQueryDragIcon()
{
return static_cast<HCURSOR>(m_hIcon);
}
void Ccalc24pointDlg::OnBnClickedCalc()
{
// TODO: 在此添加控件通知处理程序代码
int a[4];
while(calclist.GetCount()>0)
calclist.DeleteString(0);
UpdateData(true);
a[0]=num1;a[1]=num2;a[2]=num3;a[3]=num4;
if(!calc24p_4number(a))
calclist.AddString("如果你能用这四个数计算出24，你就是天才!");
}
bool Ccalc24pointDlg::calc24p_4number(int a[])
{
int i,j;
int p[3];
for(i=0;i<4;i++)
{
for(j=0;j<4;j++)
{
if(i!=j)
{
int start=1;
for(int m=0;m<4;m++)
{
if(m!=i&&m!=j)
{
p[start]=a[m];
start++;
}
}
for(int k=0;k<4;k++)
{
if(k==3&&a[j]==0) continue;
if(k!=3||a[i]%a[j]==0)
{
opnd[0]=a[i];
opnd[1]=a[j];
optr[0]=k;
p[0]=calc2num(a[i],a[j],k);
if(p[0]<0) continue;
if(calc24p_3number(p))
{
//calclist.AddString(shownum(a[i],a[j],k));
return true;
}
}
}
}
}
}
return false;
}
bool Ccalc24pointDlg::calc24p_3number(int a[])
{
int i,j;
int p[2];
for(i=0;i<3;i++)
{
for(j=0;j<3;j++)
{
if(i!=j)
{
int start=1;
for(int m=0;m<3;m++)
{
if(m!=i&&m!=j)
{
p[start]=a[m];
start++;
}
}
for(int k=0;k<4;k++)
{
if(k==3&&a[j]==0) continue;
if(k!=3||a[i]%a[j]==0)
{
if(i==0)
{
opnd[2]=a[j];
pos1=1;
}
else if(j==0)
{
opnd[2]=a[i];
pos1=2;
}
else
{
opnd[2]=a[i];
opnd[3]=a[j];
pos1=3;
}
optr[1]=k;
p[0]=calc2num(a[i],a[j],k);
if(p[0]<0) continue;
if(calc24p_2number(p))
{
//calclist.AddString(shownum(a[i],a[j],k));
return true;
}
}
}
}
}
}
return false;
}
bool Ccalc24pointDlg::calc24p_2number(int a[])
{
int i;
i=0;
while(i<4)
{
if(i==3&&a[1]==0) break;
if(i!=3||a[0]%a[1]==0)
{
if(calc2num(a[0],a[1],i)==24)
{
if(pos1!=3)
opnd[3]=a[1];
optr[2]=i;
pos2=1;
calclist.AddString(getexpression());
//calclist.AddString(shownum(a[0],a[1],i));
return true;
}
}
i++;
}
i=0;
while(i<4)
{
if(i==3&&a[0]==0) break;
if(i!=3||a[1]%a[0]==0)
{
if(pos1!=3) opnd[3]=a[1];
optr[2]=i;
pos2=2;
if(calc2num(a[1],a[0],i)==24)
{
calclist.AddString(getexpression());
//calclist.AddString(shownum(a[1],a[0],i));
return true;
}
}
i++;
}
return false;
}
CString Ccalc24pointDlg:: getexpression()
{
CString expr1,expr2,expr="";
char* soptr[4]={"＋","－","×","÷"};
if(pos1==1)
{
if(pos2==1)
{
if(table[optr[0]][optr[1]]=='>')
expr1.Format("%d %s %d",opnd[0],soptr[optr[0]],opnd[1]);
else
expr1.Format("（%d %s %d）",opnd[0],soptr[optr[0]],opnd[1]);
if(table[optr[1]][optr[2]]=='>')
expr2.Format(" %s%s %d",expr1,soptr[optr[1]],opnd[2]);
else
expr2.Format(" (%s%s %d)",expr1,soptr[optr[1]],opnd[2]);
expr.Format("%s %s %d",expr2,soptr[optr[2]],opnd[3]);
}
if(pos2==2)
{
if(table[optr[0]][optr[1]]=='>')
expr1.Format("%d %s %d",opnd[0],soptr[optr[0]],opnd[1]);
else
expr1.Format("（%d %s %d）",opnd[0],soptr[optr[0]],opnd[1]);
if(table[optr[2]][optr[1]]=='<')
expr2.Format("%s %s %d",expr1,soptr[optr[1]],opnd[2]);
else
expr2.Format("(%s %s %d)",expr1,soptr[optr[1]],opnd[2]);
expr.Format(" %d %s%s",opnd[3],soptr[optr[2]],expr2);
}
}
if(pos1==2)
{
if(pos2==1)
{
if(table[optr[1]][optr[0]]=='<')
expr1.Format("%d %s %d",opnd[0],soptr[optr[0]],opnd[1]);
else
expr1.Format("（%d %s %d）",opnd[0],soptr[optr[0]],opnd[1]);
if(table[optr[1]][optr[2]]=='>')
expr2.Format(" %d%s%s",opnd[2],soptr[optr[1]],expr1);
else
expr2.Format("( %d%s%s)",opnd[2],soptr[optr[1]],expr1);
expr.Format("%s %s %d",expr2,soptr[optr[2]],opnd[3]);
}
if(pos2==2)
{
if(table[optr[1]][optr[0]]=='<')
expr1.Format("%d %s %d",opnd[0],soptr[optr[0]],opnd[1]);
else
expr1.Format("（%d %s %d）",opnd[0],soptr[optr[0]],opnd[1]);
if(table[optr[2]][optr[1]]=='<')
expr2.Format(" %d %s%s",opnd[2],soptr[optr[1]],expr1);
else
expr2.Format("( %d %s%s) ",opnd[2],soptr[optr[1]],expr1);
expr.Format(" %d %s%s",opnd[3],soptr[optr[2]],expr);
}
}
if(pos1==3)
{
if(pos2==1)
{
if(table[optr[2]][optr[0]]=='<')
expr1.Format("%d %s %d",opnd[0],soptr[optr[0]],opnd[1]);
else
expr1.Format("（%d %s %d）",opnd[0],soptr[optr[0]],opnd[1]);
if(table[optr[1]][optr[2]]=='>')
expr2.Format(" %d%s%d",opnd[2],soptr[optr[1]],opnd[3]);
else
expr2.Format("( %d%s%d)",opnd[2],soptr[optr[1]],opnd[3]);
expr.Format("%s %s %s",expr2,soptr[optr[2]],expr1); }
if(pos2==2)
{
if(table[optr[0]][optr[2]]=='>')
expr1.Format("%d %s %d",opnd[0],soptr[optr[0]],opnd[1]);
else
expr1.Format("（%d %s %d）",opnd[0],soptr[optr[0]],opnd[1]);
if(table[optr[2]][optr[1]]=='<')
expr2.Format(" %d%s%d",opnd[2],soptr[optr[1]],opnd[3]);
else
expr2.Format("( %d%s%d)",opnd[2],soptr[optr[1]],opnd[3]);
expr.Format("%s %s %s",expr1,soptr[optr[2]],expr2); }
}
expr+="＝ 24";
return expr;
}
int Ccalc24pointDlg::calc2num(int n1, int n2, int f)
{
int result=0;
switch(f)
{
case 0:
result=n1+n2;
break;
case 1:
result=n1-n2;
break;
case 2:
result=n1*n2;
break;
case 3:
if(n2!=0)
result=n1/n2;
break;
}
return result;
}
void Ccalc24pointDlg::OnBnClickedQuit()
{
// TODO: 在此添加控件通知处理程序代码
PostMessage(WM_QUIT);
}
void Ccalc24pointDlg::OnBnClickedAbout()
{
CAboutDlg dlg;
dlg.DoModal();
// TODO: 在此添加控件通知处理程序代码
}
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