// test1Dlg.cpp : implementation file
//

#include "stdafx.h"
#include "test1.h"
#include "test1Dlg.h"
#include ".\test1dlg.h"
#include "EnterNumber.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif


// Ctest1Dlg dialog



Ctest1Dlg::Ctest1Dlg(CWnd* pParent /*=NULL*/)
: CDialog(Ctest1Dlg::IDD, pParent) 
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void Ctest1Dlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(Ctest1Dlg, CDialog)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
	ON_BN_CLICKED(IDOK, OnBnClickedOk)
	ON_BN_CLICKED(IDC_BUTTON1, OnBnClickedButton1)
	ON_BN_CLICKED(CLEAR, OnBnClickedClear)
	ON_WM_LBUTTONDOWN()
	ON_BN_CLICKED(IDC_ABOUT, OnBnClickedAbout)
	ON_BN_CLICKED(CLEARCALC, OnBnClickedClearcalc)
END_MESSAGE_MAP()


// Ctest1Dlg message handlers

BOOL Ctest1Dlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon


	return TRUE;  // return TRUE  unless you set the focus to a control
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void Ctest1Dlg::OnPaint() 
{
	DrawMatrix();

	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);

		// Center icon in client rectangle
		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;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this function to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR Ctest1Dlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}

void Ctest1Dlg::OnBnClickedOk()
{
	OnOK();
}

void Ctest1Dlg::OnBnClickedButton1()
{
	try {
		m_sudoku.solve();
	} catch (...) {
		MessageBox("This problem can not be solved");
	}
	
	Invalidate();
	this->UpdateWindow();
}



void Ctest1Dlg::OnBnClickedClear()
{
	m_sudoku.clear();
	Invalidate();
	this->UpdateWindow();
}

void Ctest1Dlg::OnBnClickedClearcalc()
{
	m_sudoku.clearCalculated();
	Invalidate();
	this->UpdateWindow();
}




void Ctest1Dlg::OnLButtonDown(UINT nFlags, CPoint point)
{
	int x,y;
	int result;
	// TODO: Add your message handler code here and/or call default
	if (point.x >25 && point.x < 290 && point.y > 25 && point.y <290) {
		x = (point.x-25) / 30;
		y = (point.y-25) / 30;
		EnterNumber en(0);
		en.DoModal();

		result = en.number();
		m_sudoku.setNumber(x,y,result);

		this->Invalidate();
		this->UpdateWindow();
	}

	CDialog::OnLButtonDown(nFlags, point);
}

void Ctest1Dlg::OnBnClickedAbout()
{
	MessageBox("Sudoku Solver (C) 2006-2007 by Torben H. Nielsen");
}

void Ctest1Dlg::OnOK()
{
	// TODO: Add your specialized code here and/or call the base class
	CDialog::OnOK();
}

void Ctest1Dlg::OnCancel()
{
	// TODO: Add your specialized code here and/or call the base class
	OnOK();
}

void Ctest1Dlg::DrawMatrix(void)
{
	int i,j;
	int startx,starty,stopx,stopy;
	CPaintDC paint(this);

	paint.SetBkMode(TRANSPARENT);
	CPen thinpen(PS_SOLID, 1, RGB(0,0,0) );
	CPen thickpen(PS_SOLID, 3, RGB(0,0,0) );
	CBrush whitebrush(RGB(255,255,255));
	RECT area;
	area.top = 10;
	area.bottom = 310;
	area.left = 10;
	area.right = 310;
	paint.FillRect(&area,&whitebrush);

	//Draw horizontal lines
	for(i=0; i<10; i++) {
		if (i%3==0)
			paint.SelectObject(&thickpen);
		else
			paint.SelectObject(&thinpen);
		startx = 15;
		stopx = 305;
		starty = stopy = (i*30) + 25;
		paint.MoveTo(startx,starty);
		paint.LineTo(stopx,stopy);
	}
	

	//Draw vertical lines
	for(i=0; i<10; i++) {
		if (i%3==0)
			paint.SelectObject(&thickpen);
		else
			paint.SelectObject(&thinpen);
		starty = 15;
		stopy = 305;
		startx = stopx = (i*30) + 25;
		paint.MoveTo(startx,starty);
		paint.LineTo(stopx,stopy);
	}	
	paint.SelectObject(&thinpen);

	//Fill the matrix with the numbers 
	for (i=0; i<9;i++) {
		for (j=0; j<9; j++) {
			if ( m_sudoku.getNumber(i,j) > 0 ) {
				if (m_sudoku.getUser(i,j))
					paint.SetTextColor(RGB(0,0,255));
				else
					paint.SetTextColor(RGB(0,0,0));
				CString tmp;
				tmp.Format("%d", m_sudoku.getNumber(i,j));
				paint.TextOut((i*30)+36,(j*30)+33, tmp);

			}
		}
	}

}