fontsviewdlg.cpp

字模信息的提取与显示

// FontsViewDlg.cpp : 实现文件
//

#include "stdafx.h"
#include "FontsView.h"
#include "FontsViewDlg.h"
#include ".\fontsviewdlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif


// 用于应用程序“关于”菜单项的 CAboutDlg 对话框
int BITSTABLE[]={2,5,17,65};

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()


// CFontsViewDlg 对话框



CFontsViewDlg::CFontsViewDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CFontsViewDlg::IDD, pParent)
	, m_strEntered(_T(""))
	, m_strFontName(_T(""))
	, m_intBold(0)
	, m_intAngle(0)
	, m_intHeight(0)
	, m_intPixX(0)
	, m_intPixY(0)
	, m_strStatus(_T(""))
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CFontsViewDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Text(pDX, IDC_EENTERED, m_strEntered);
	DDX_Control(pDX, IDC_LFONTS, m_ctlFontList);
	DDX_LBString(pDX, IDC_LFONTS, m_strFontName);
	DDX_Control(pDX, IDC_STATIC_PIC, m_ctlDisplay);

	DDX_Control(pDX, IDC_SLIDER_HEIGHT, m_slider_height);
	DDX_Control(pDX, IDC_SLIDER_BOLD, m_slider_bold);
	DDX_Control(pDX, IDC_SLIDER_ANGLE, m_slider_angle);
	DDX_Text(pDX, IDC_EDIT_BOLD, m_intBold);
	DDX_Text(pDX, IDC_EDIT_ANGLE, m_intAngle);
	DDX_Control(pDX, IDC_CHECK_ITALIC, m_ctlCheckItalic);
	DDX_Text(pDX, IDC_EDIT_HEIGHT, m_intHeight);
	DDX_Text(pDX, IDC_EDIT_PIXX, m_intPixX);
	DDX_Text(pDX, IDC_EDIT_PIXY, m_intPixY);
	DDX_Control(pDX, IDC_CHECK_REVERSE, m_ctlBtnReverse);
	DDX_Control(pDX, IDC_SCROLLBAR_H, m_ctlScrollH);
	DDX_Control(pDX, IDC_SCROLLBAR_V, m_ctlScrollV);
	DDX_Control(pDX, IDC_COMBO_NBITS, m_ctlComboNbits);
	DDV_MinMaxInt(pDX, m_intHeight, 0, 30000);
	DDV_MinMaxInt(pDX, m_intBold, 0, 900);
	DDV_MinMaxInt(pDX, m_intAngle, 0, 3599);
	DDX_Text(pDX, IDC_STATIC_STATUS, m_strStatus);
	DDV_MinMaxInt(pDX, m_intPixY, 0, INT_MAX);
}

BEGIN_MESSAGE_MAP(CFontsViewDlg, CDialog)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
	ON_BN_CLICKED(IDC_BEXIT, OnBnClickedBexit)
	ON_EN_CHANGE(IDC_EENTERED, OnEnChangeEentered)
	ON_LBN_SELCHANGE(IDC_LFONTS, OnLbnSelchangeLfonts)
	ON_NOTIFY(NM_RELEASEDCAPTURE, IDC_SLIDER_BOLD, OnNMReleasedcaptureSliderBold)
	
	ON_NOTIFY(NM_RELEASEDCAPTURE, IDC_SLIDER_ANGLE, OnNMReleasedcaptureSliderAngle)
	ON_BN_CLICKED(IDC_CHECK_ITALIC, OnBnClickedCheckItalic)
	ON_NOTIFY(NM_RELEASEDCAPTURE, IDC_SLIDER_HEIGHT, OnNMReleasedcaptureSliderHeight)
	
	ON_WM_CLOSE()
	ON_BN_CLICKED(IDC_BUTTON_SAVE, OnBnClickedButtonSave)
	ON_BN_CLICKED(IDC_CHECK_REVERSE, OnBnClickedCheckReverse)
	ON_WM_HSCROLL()
	ON_WM_VSCROLL()
	ON_CBN_SELCHANGE(IDC_COMBO_NBITS, OnCbnSelchangeComboNbits)
	ON_EN_CHANGE(IDC_EDIT_HEIGHT, OnEnChangeEditHeight)
	ON_EN_CHANGE(IDC_EDIT_BOLD, OnEnChangeEditBold)
	ON_EN_CHANGE(IDC_EDIT_ANGLE, OnEnChangeEditAngle)
	ON_WM_CTLCOLOR()
	ON_EN_CHANGE(IDC_EDIT_PIXX, OnEnChangeEditPixx)
END_MESSAGE_MAP()


// CFontsViewDlg 消息处理程序

BOOL CFontsViewDlg::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
	FillFontList();
	m_strEntered="尚";
	this->SetWindowText("字模提取");
	this->m_slider_height.SetRange(0,30000);
	this->m_slider_angle.SetTicFreq(1);
	this->m_intHeight=100;
	this->m_slider_height.SetPos(this->m_intHeight);
	this->m_slider_angle.SetRange(0,3600-1);
	this->m_slider_angle.SetTicFreq(1);
	this->m_intAngle=0;
	this->m_slider_angle.SetPos(this->m_intAngle);
	this->m_slider_bold.SetRange(0,900);
	this->m_slider_bold.SetTicFreq(100);
	this->m_intBold=100;
	this->m_slider_bold.SetPos(this->m_intBold);
	this->m_bCheckItalic=false;
	this->m_bCheckReverse=false;
	this->m_ctlBtnReverse.SetCheck(this->m_bCheckReverse);
	this->m_ctlCheckItalic.SetCheck(this->m_bCheckItalic);
	this->charLineW=0;
	this->pbmpinfo=NULL;
	this->pfileinfo=NULL;
	this->pBuf=NULL;
	this->m_intBits=1;
	this->m_ctlComboNbits.SetCurSel(this->m_intBits-1);
	this->GetDlgItem(IDC_BUTTON_SAVE)->EnableWindow(0);
	this->m_ctlScrollH.ShowWindow(SW_HIDE);
	this->m_ctlScrollV.ShowWindow(SW_HIDE);
	this->m_intScrollHPos=0;
	this->m_intScrollVPos=0;
	this->m_strStatus="状态指示！";

	UpdateData(FALSE);
	return TRUE;  // 除非设置了控件的焦点，否则返回 TRUE
}

void CFontsViewDlg::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 CFontsViewDlg::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
	{   
		
		CDC* pdc=this->m_ctlDisplay.GetDC();
		this->ShowFontChar(pdc);
		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 CFontsViewDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}

void CFontsViewDlg::OnBnClickedBexit()
{
	// TODO: 在此添加控件通知处理程序代码
	OnOK();
}
int CALLBACK MyEnumFontProc(ENUMLOGFONTEX* lpelf,NEWTEXTMETRICEX* lpntm,DWORD nFontType,long lParam)
{
	CFontsViewDlg* pWnd=(CFontsViewDlg*) lParam;
	if(pWnd)
	{
		pWnd->m_ctlFontList.AddString(lpelf->elfLogFont.lfFaceName);
		return 1;
	}
	return 0;
}
void CFontsViewDlg::FillFontList(void)
{
	int iCurCount;
	CString strCurFont;
	CString strPrevFont="";
	LOGFONT lf;
	lf.lfCharSet=DEFAULT_CHARSET;
	lf.lfFaceName[0]=NULL;
	lf.lfPitchAndFamily=0;
	m_ctlFontList.ResetContent();
	CClientDC dc(this);
	::EnumFontFamiliesEx((HDC) dc,&lf,(FONTENUMPROC) MyEnumFontProc,(LPARAM) this,0);
	for (iCurCount=m_ctlFontList.GetCount();iCurCount >0;iCurCount--)
	{
		m_ctlFontList.GetText((iCurCount-1),strCurFont);
		if (strCurFont==strPrevFont)
		{
			m_ctlFontList.DeleteString((iCurCount-1));
		}
		else
		{
			strPrevFont=strCurFont;
		}
	}
	this->m_ctlFontList.SetCurSel(0);
	TRACE("the total is %d\n",this->m_ctlFontList.GetCount());
	this->m_ctlFontList.GetText(this->m_ctlFontList.GetCurSel(),this->m_strFontName);
}

void CFontsViewDlg::OnEnChangeEentered()
{
	// TODO:  如果该控件是 RICHEDIT 控件，则它将不会
	// 发送该通知，除非重写 CDialog::OnInitDialog()
	// 函数并调用 CRichEditCtrl().SetEventMask()，
	// 同时将 ENM_CHANGE 标志“或”运算到掩码中。

	// TODO:  在此添加控件通知处理程序代码
	UpdateData(TRUE);
	
	
	
}

void CFontsViewDlg::SetMyFont(void)
{
	
	
	if(m_strFontName.GetLength()>0)
	{
		CFont newfont;
		newfont.CreateFont(this->m_intHeight,0,this->m_intAngle,0,this->m_intBold,this->m_bCheckItalic,0,0,DEFAULT_CHARSET,OUT_CHARACTER_PRECIS,CLIP_CHARACTER_PRECIS,DEFAULT_QUALITY,DEFAULT_PITCH|FF_DONTCARE,m_strFontName);
		CDC* pdc=this->m_ctlDisplay.GetDC();
		CFont *poldfont=pdc->SelectObject(&newfont);
		MAT2 mmat2={0,1,0,0,0,0,0,1};
		GLYPHMETRICS glpm;
		DWORD nLen;
		UINT chartemp;
		BYTE temp;
		temp=this->m_strEntered.GetAt(0);
		if(temp>=128)
		{
			chartemp=((UINT)temp)<<8;
		    temp=this->m_strEntered.GetAt(1);
			chartemp+=temp;
		}
		else
			chartemp=temp;
		
		TRACE("chartemp is %d, sizeof(uint) is %d\n",chartemp,sizeof(UINT));
		if(this->m_intBits==1)
		  nLen=::GetGlyphOutline(pdc->GetSafeHdc(),chartemp,this->m_intBits,&glpm,0,NULL,&mmat2);
		else
		 nLen=::GetGlyphOutline(pdc->GetSafeHdc(),chartemp,this->m_intBits+2,&glpm,0,NULL,&mmat2);

		        //GGO_BITMAP 1 
		        // GGO_GRAY2_BITMAP   4
                // GGO_GRAY4_BITMAP   5
                //GGO_GRAY8_BITMAP   6
		if((signed)nLen>0)
		{
			if(this->pBuf!=NULL)
				delete []this->pBuf;
			this->pBuf=new BYTE[nLen];
			int nLentemp;
			if(this->m_intBits==1)
			 {
				 nLentemp=::GetGlyphOutline(pdc->GetSafeHdc(),chartemp,this->m_intBits,&glpm,nLen,pBuf,&mmat2);
				 

				 this->charLineW=(glpm.gmBlackBoxX/32+(glpm.gmBlackBoxX%32==0?0:1))*4;
				this->FormBitmapInfo(glpm.gmBlackBoxX,glpm.gmBlackBoxY,this->m_intBits);
				if(nLentemp!=nLen)
				 {
					this->m_strStatus="字体过大！不支持！";
				 }
				 else
				{
					this->m_strStatus="正常！";
				}
			 }
			else
			{
				nLentemp=::GetGlyphOutline(pdc->GetSafeHdc(),chartemp,this->m_intBits+2,&glpm,nLen,pBuf,&mmat2);
				
				this->charLineW=(glpm.gmBlackBoxX/4+(glpm.gmBlackBoxX%4==0?0:1))*4;
				this->FormBitmapInfo(glpm.gmBlackBoxX,glpm.gmBlackBoxY,this->m_intBits);
				if(nLentemp!=nLen)
				 {
					 this->m_strStatus="字体过大！不支持！";
				 }
				else
				{
					this->m_strStatus="正常！";
				}

			}	 
			
            this->m_intPixX=glpm.gmBlackBoxX;
			this->m_intPixY=glpm.gmBlackBoxY;
			//TRACE("x is %d,y is %d\n",glpm.gmBlackBoxX,glpm.gmBlackBoxY);
            this->UpdateData(FALSE);
     
			this->ShowFontChar(pdc);
			this->m_intScrollHPos=0;
			this->m_intScrollVPos=0;
			this->ShowVHScrollBar();
			
		

			
				pdc->SelectObject(poldfont);
				newfont.DeleteObject();
				this->GetDlgItem(IDC_BUTTON_SAVE)->EnableWindow(1);
				
				
		}
		else
		{
			this->m_strStatus="字体过大！不支持！";
			this->UpdateData(0);
		}
	}
}

void CFontsViewDlg::OnLbnSelchangeLfonts()
{
	// TODO: 在此添加控件通知处理程序代码
	UpdateData(TRUE);
	
	SetMyFont();
}

void CFontsViewDlg::OnNMReleasedcaptureSliderBold(NMHDR *pNMHDR, LRESULT *pResult)
{
	// TODO: 在此添加控件通知处理程序代码
	
	this->m_intBold=this->m_slider_bold.GetPos();
	this->UpdateData(0);
	this->OnLbnSelchangeLfonts();
	*pResult = 0;
}

void CFontsViewDlg::OnNMReleasedcaptureSliderAngle(NMHDR *pNMHDR, LRESULT *pResult)
{
	// TODO: 在此添加控件通知处理程序代码
	this->m_intAngle=this->m_slider_angle.GetPos();
	this->UpdateData(0);
	this->OnLbnSelchangeLfonts();
	*pResult = 0;
}

void CFontsViewDlg::OnBnClickedCheckItalic()
{
	// TODO: 在此添加控件通知处理程序代码
	this->m_bCheckItalic=this->m_ctlCheckItalic.GetCheck();

	this->OnLbnSelchangeLfonts();
}

void CFontsViewDlg::OnNMReleasedcaptureSliderHeight(NMHDR *pNMHDR, LRESULT *pResult)
{
	// TODO: 在此添加控件通知处理程序代码
	this->m_intHeight=this->m_slider_height.GetPos();
	this->UpdateData(0);
	this->OnLbnSelchangeLfonts();