📄 fontsviewdlg.cpp
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*pResult = 0;
}
void CFontsViewDlg::OnClose()
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
if(this->pbmpinfo!=NULL)
delete []this->pbmpinfo;
if(this->pfileinfo!=NULL)
delete []this->pfileinfo;
if(this->pBuf!=NULL)
delete []this->pBuf;
CDialog::OnClose();
}
void CFontsViewDlg::FormBitmapInfo(int nWidth, int nHeight, int nBits)
{
if(this->pbmpinfo!=NULL)
delete []this->pbmpinfo;
this->pbmpinfo=(LPBITMAPINFO)(new BYTE[sizeof(BITMAPINFOHEADER)+sizeof(RGBQUAD)*BITSTABLE[nBits-1]]);
this->pbmpinfo->bmiHeader.biSize=sizeof(BITMAPINFOHEADER);
this->pbmpinfo->bmiHeader.biWidth=nWidth;
this->pbmpinfo->bmiHeader.biHeight=-nHeight;
this->pbmpinfo->bmiHeader.biPlanes=1;
this->pbmpinfo->bmiHeader.biBitCount=nBits==1?1:8;
this->pbmpinfo->bmiHeader.biCompression=BI_RGB;
this->pbmpinfo->bmiHeader.biSizeImage=0;
this->pbmpinfo->bmiHeader.biXPelsPerMeter=0;
this->pbmpinfo->bmiHeader.biYPelsPerMeter=0;
this->pbmpinfo->bmiHeader.biClrUsed=BITSTABLE[nBits-1];
this->pbmpinfo->bmiHeader.biClrImportant=BITSTABLE[nBits-1];
RGBQUAD* pquad=(new RGBQUAD[BITSTABLE[nBits-1]]);
if(nBits==1)
{ if(this->m_bCheckReverse==false)
{
(*pquad).rgbRed=255;
(*pquad).rgbGreen=255;
(*pquad).rgbBlue=255;
(*pquad).rgbReserved=0;
(*(pquad+1)).rgbRed=0;
(*(pquad+1)).rgbGreen=0;
(*(pquad+1)).rgbBlue=0;
(*(pquad+1)).rgbReserved=0;
}
else
{
(*pquad).rgbRed=0;
(*pquad).rgbGreen=0;
(*pquad).rgbBlue=0;
(*pquad).rgbReserved=0;
(*(pquad+1)).rgbRed=255;
(*(pquad+1)).rgbGreen=255;
(*(pquad+1)).rgbBlue=255;
(*(pquad+1)).rgbReserved=0;
}
}
else
{ if(this->m_bCheckReverse==false)
{
for(int i=0;i<BITSTABLE[nBits-1];i++)
{
(*(pquad+i)).rgbRed=(*(pquad+i)).rgbGreen=(*(pquad+i)).rgbBlue=255-255*i/(BITSTABLE[nBits-1]-1);
(*(pquad+i)).rgbReserved=0;
}
}
else
{
for(int i=0;i<BITSTABLE[nBits-1];i++)
{
(*(pquad+i)).rgbRed=(*(pquad+i)).rgbGreen=(*(pquad+i)).rgbBlue=255*i/(BITSTABLE[nBits-1]-1);
(*(pquad+i)).rgbReserved=0;
}
}
}
memcpy(&this->pbmpinfo->bmiColors,pquad,sizeof(RGBQUAD)*BITSTABLE[nBits-1]);
delete []pquad;
}
void CFontsViewDlg::FormFileHeader(int nWidth, int nHeight,int nBits)
{
if(this->pfileinfo!=NULL)
delete []this->pfileinfo;
this->pfileinfo=(LPBITMAPFILEHEADER)new BYTE[sizeof(BITMAPFILEHEADER)];
this->pfileinfo->bfType=*(WORD*)(&"BM");
this->pfileinfo->bfOffBits=sizeof(BITMAPFILEHEADER)+sizeof(BITMAPINFOHEADER)+sizeof(RGBQUAD)*BITSTABLE[nBits-1];
this->pfileinfo->bfSize=this->pfileinfo->bfOffBits+this->charLineW*nHeight;
}
void CFontsViewDlg::OnBnClickedButtonSave()
{
CString strfile;
CFileDialog cfd(FALSE,".bmp","未命名.bmp",OFN_HIDEREADONLY|OFN_OVERWRITEPROMPT,"BMP files(*.bmp)|*.bmp|All files(*.*)|*.*||",this);
if(cfd.DoModal()==IDOK)
{
strfile=cfd.GetPathName();
}
if(strfile.IsEmpty())
{
::AfxMessageBox("请输入所要保存的文件名！");
return ;
}
CFile cf;
cf.Open(strfile,CFile::modeCreate|CFile::modeWrite);
this->FormFileHeader(this->m_intPixX,this->m_intPixY,this->m_intBits);
cf.Write(this->pfileinfo,sizeof(BITMAPFILEHEADER));
cf.Write(this->pbmpinfo,sizeof(BITMAPINFOHEADER)+sizeof(RGBQUAD)*BITSTABLE[this->m_intBits-1]);
cf.Write(this->pBuf,this->charLineW*this->m_intPixY);
cf.Close();
// TODO: 在此添加控件通知处理程序代码
}
void CFontsViewDlg::ShowFontChar(CDC* pdc)
{
if(this->pBuf!=NULL)
{
CRect rect;
this->GetDlgItem(IDC_STATIC_PIC)->GetWindowRect(&rect);
CDC memdc;
memdc.CreateCompatibleDC(pdc);
CBitmap nbitmap,*poldbitmap;
nbitmap.CreateCompatibleBitmap(pdc,rect.Width(),rect.Height());
poldbitmap=memdc.SelectObject(&nbitmap);
if(this->m_bCheckReverse==false)
memdc.FillSolidRect(0,0,rect.Width(),rect.Height(),RGB(255,255,255));
::StretchDIBits(memdc.m_hDC,-this->m_intScrollHPos,-this->m_intScrollVPos,this->m_intPixX,this->m_intPixY,0,0,this->m_intPixX,this->m_intPixY,this->pBuf,this->pbmpinfo,DIB_RGB_COLORS,SRCCOPY);
pdc->BitBlt(0,0,rect.Width(),rect.Height(),&memdc,0,0,SRCCOPY);
memdc.DeleteDC();
}
}
void CFontsViewDlg::OnBnClickedCheckReverse()
{
// TODO: 在此添加控件通知处理程序代码
this->m_bCheckReverse=(bool)this->m_ctlBtnReverse.GetCheck();
this->OnLbnSelchangeLfonts();
}
void CFontsViewDlg::ShowVHScrollBar(void)
{
CRect rect;
GetDlgItem(IDC_STATIC_PIC)->GetWindowRect(&rect);
if(rect.Width()<this->m_intPixX)
{
SCROLLINFO info;
info.cbSize = sizeof(SCROLLINFO);
info.fMask = SIF_ALL;
info.nMin = 0;
info.nMax = this->m_intPixX-rect.Width()+50;
info.nPage = 50;
info.nPos = 0;
info.nTrackPos = 10;
this->m_ctlScrollH.SetScrollInfo(&info);
this->m_ctlScrollH.SetScrollPos(this->m_intScrollHPos);
this->m_ctlScrollH.EnableScrollBar(ESB_ENABLE_BOTH );
this->m_ctlScrollH.ShowWindow(SW_SHOW);
}
else
this->m_ctlScrollH.ShowWindow(SW_HIDE);
if(rect.Height()<this->m_intPixY)
{
SCROLLINFO info;
info.cbSize = sizeof(SCROLLINFO);
info.fMask = SIF_ALL;
info.nMin = 0;
info.nMax = this->m_intPixY-rect.Height()+50;
info.nPage = 50;
info.nPos = 0;
info.nTrackPos = 10;
this->m_ctlScrollV.SetScrollInfo(&info);
this->m_ctlScrollV.SetScrollPos(this->m_intScrollHPos);
this->m_ctlScrollV.EnableScrollBar(ESB_ENABLE_BOTH );
this->m_ctlScrollV.ShowWindow(SW_SHOW);
}
else
this->m_ctlScrollV.ShowWindow(SW_HIDE);
}
void CFontsViewDlg::OnHScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar)
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
if(pScrollBar==&this->m_ctlScrollH)
{
int minpos;
int maxpos;
pScrollBar->GetScrollRange(&minpos, &maxpos);
maxpos = pScrollBar->GetScrollLimit();
// Get the current position of scroll box.
int curpos = pScrollBar->GetScrollPos();
// Determine the new position of scroll box.
switch (nSBCode)
{
case SB_LEFT: // Scroll to far left.
curpos = minpos;
break;
case SB_RIGHT: // Scroll to far right.
curpos = maxpos;
break;
case SB_ENDSCROLL: // End scroll.
break;
case SB_LINELEFT: // Scroll left.
if (curpos > minpos)
curpos--;
break;
case SB_LINERIGHT: // Scroll right.
if (curpos < maxpos)
curpos++;
break;
case SB_PAGELEFT: // Scroll one page left.
{
// Get the page size.
SCROLLINFO info;
pScrollBar->GetScrollInfo(&info, SIF_ALL);
if (curpos > minpos)
curpos = max(minpos, curpos - (int) info.nPage);
}
break;
case SB_PAGERIGHT: // Scroll one page right.
{
// Get the page size.
SCROLLINFO info;
pScrollBar->GetScrollInfo(&info, SIF_ALL);
if (curpos < maxpos)
curpos = min(maxpos, curpos + (int) info.nPage);
}
break;
case SB_THUMBPOSITION: // Scroll to absolute position. nPos is the position
curpos = nPos; // of the scroll box at the end of the drag operation.
break;
case SB_THUMBTRACK: // Drag scroll box to specified position. nPos is the
curpos = nPos; // position that the scroll box has been dragged to.
break;
}
// Set the new position of the thumb (scroll box).
pScrollBar->SetScrollPos(curpos);
this->m_intScrollHPos=curpos;
this->OnPaint();
}
CDialog::OnHScroll(nSBCode, nPos, pScrollBar);
}
void CFontsViewDlg::OnVScroll(UINT nSBCode, UINT nPos, CScrollBar* pScrollBar)
{
// TODO: 在此添加消息处理程序代码和/或调用默认值
if(pScrollBar==&this->m_ctlScrollV)
{
int minpos;
int maxpos;
pScrollBar->GetScrollRange(&minpos, &maxpos);
maxpos = pScrollBar->GetScrollLimit();
// Get the current position of scroll box.
int curpos = pScrollBar->GetScrollPos();
// Determine the new position of scroll box.
switch (nSBCode)
{
case SB_LEFT: // Scroll to far left.
curpos = minpos;
break;
case SB_RIGHT: // Scroll to far right.
curpos = maxpos;
break;
case SB_ENDSCROLL: // End scroll.
break;
case SB_LINELEFT: // Scroll left.
if (curpos > minpos)
curpos--;
break;
case SB_LINERIGHT: // Scroll right.
if (curpos < maxpos)
curpos++;
break;
case SB_PAGELEFT: // Scroll one page left.
{
// Get the page size.
SCROLLINFO info;
pScrollBar->GetScrollInfo(&info, SIF_ALL);
if (curpos > minpos)
curpos = max(minpos, curpos - (int) info.nPage);
}
break;
case SB_PAGERIGHT: // Scroll one page right.
{
// Get the page size.
SCROLLINFO info;
pScrollBar->GetScrollInfo(&info, SIF_ALL);
if (curpos < maxpos)
curpos = min(maxpos, curpos + (int) info.nPage);
}
break;
case SB_THUMBPOSITION: // Scroll to absolute position. nPos is the position
curpos = nPos; // of the scroll box at the end of the drag operation.
break;
case SB_THUMBTRACK: // Drag scroll box to specified position. nPos is the
curpos = nPos; // position that the scroll box has been dragged to.
break;
}
// Set the new position of the thumb (scroll box).
pScrollBar->SetScrollPos(curpos);
this->m_intScrollVPos=curpos;
this->OnPaint();
}
CDialog::OnVScroll(nSBCode, nPos, pScrollBar);
}
void CFontsViewDlg::OnCbnSelchangeComboNbits()
{
// TODO: 在此添加控件通知处理程序代码
int i=this->m_ctlComboNbits.GetCurSel();
if(i!=CB_ERR)
this->m_intBits=i+1;
this->OnLbnSelchangeLfonts();
}
void CFontsViewDlg::OnEnChangeEditHeight()
{
// 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
this->UpdateData(1);
this->m_slider_height.SetPos(this->m_intHeight);
this->OnLbnSelchangeLfonts();
}
void CFontsViewDlg::OnEnChangeEditBold()
{
// 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
this->UpdateData(1);
this->m_slider_bold.SetPos(this->m_intBold);
this->OnLbnSelchangeLfonts();
}
void CFontsViewDlg::OnEnChangeEditAngle()
{
// 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
this->UpdateData(1);
this->m_slider_angle.SetPos(this->m_intAngle);
this->OnLbnSelchangeLfonts();
}
HBRUSH CFontsViewDlg::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor)
{
HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor);
// TODO: 在此更改 DC 的任何属性
if(pWnd->GetDlgCtrlID()==IDC_STATIC_STATUS)
{
if(this->m_strStatus.Compare("正常！")!=0)
pDC->SetTextColor(RGB(255,0,0));
}
// TODO: 如果默认的不是所需画笔，则返回另一个画笔
return hbr;
}
void CFontsViewDlg::OnEnChangeEditPixx()
{
// 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
}
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