setdlg.cpp

计算机图形学,用VC实现的画直线方法

// SetDlg.cpp : implementation file
//

#include "stdafx.h"
#include "hx_jk0602.h"
#include "SetDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CSetDlg dialog


CSetDlg::CSetDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CSetDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CSetDlg)
	m_gvalue = 0;
	m_xa = 0;
	m_xb = 0;
	m_ya = 0;
	m_yb = 0;
	//}}AFX_DATA_INIT
}


void CSetDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CSetDlg)
	DDX_Control(pDX, IDC_SPIN_GREEN, m_green);
	DDX_Control(pDX, IDC_SLIDER_RED, m_red);
	DDX_Control(pDX, IDC_SCROLLBAR_BLUE, m_blue);
	DDX_Text(pDX, IDC_EDIT_GREEN, m_gvalue);
	DDX_Text(pDX, IDC_EDIT_XA, m_xa);
	DDX_Text(pDX, IDC_EDIT_XB, m_xb);
	DDX_Text(pDX, IDC_EDIT_YA, m_ya);
	DDX_Text(pDX, IDC_EDIT_YB, m_yb);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CSetDlg, CDialog)
	//{{AFX_MSG_MAP(CSetDlg)
	ON_WM_HSCROLL()
	ON_WM_VSCROLL()
	ON_WM_CONTEXTMENU()
	ON_COMMAND(IDM_NEW, OnNew)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CSetDlg message handlers

void CSetDlg::OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) 
{
	// TODO: Add your message handler code here and/or call default
	if(pScrollBar->GetDlgCtrlID()==IDC_SLIDER_RED)
	{
		m_rvalue=m_red.GetPos();
	}
	if(pScrollBar->GetDlgCtrlID()==IDC_SCROLLBAR_BLUE)
	{
		switch(nSBCode)
		{
		case SB_THUMBPOSITION:
			m_bvalue=nPos;
			m_blue.SetScrollPos(m_bvalue);
			break;
		case SB_LINELEFT:
			break;
		case SB_LINERIGHT:
			break;
		case SB_PAGEUP:
			break;
		case SB_PAGEDOWN:
			break;
		}
	}
	CDialog::OnHScroll(nSBCode, nPos, pScrollBar);
}

BOOL CSetDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	m_rvalue=m_gvalue=m_bvalue=0;
	m_red.SetRange(0,255);
	m_red.SetPos(m_rvalue);

	m_green.SetRange(0,255);

	m_blue.SetScrollRange(0,255,TRUE);
	m_blue.SetScrollPos(m_bvalue);

	UpdateData(FALSE);
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

void CSetDlg::OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar) 
{
	// TODO: Add your message handler code here and/or call default
	if(pScrollBar->GetDlgCtrlID()==IDC_SPIN_GREEN)
	{
		m_gvalue=m_green.GetPos();
	}
	CDialog::OnVScroll(nSBCode, nPos, pScrollBar);
}

void CSetDlg::OnContextMenu(CWnd* pWnd, CPoint point) 
{
	// TODO: Add your message handler code here
	CMenu menu;
	menu.LoadMenu(IDR_MENU1);
	menu.GetSubMenu(0)->TrackPopupMenu(TPM_LEFTALIGN|TPM_RIGHTBUTTON,point.x,point.y,this);
}

void CSetDlg::OnNew() 
{
	// TODO: Add your command handler code here
	AfxMessageBox("老师我这个行不？");
}