#include "stdafx.h"
#include "CPrinter.h"
// This file contains the printer primitives. This is a very low level implemtation
// and should never be called directly. A member of this class is included in the
// CPage class and is used to print the page. Information in the PRTTYPE struct is
// modified here and is reflected in the structure.
CPrinter::CPrinter()
{
RotationAngle=0;
}
CPrinter::~CPrinter()
{
}
void CPrinter::FillRect(PRTTYPE *ps)
{
HBRUSH hOldBrush, hBrush;
RECT lpRect;
hBrush = (HBRUSH)::GetStockObject((ps->uFillFlags & FILL_GRAY) ? GRAY_BRUSH :
(ps->uFillFlags & FILL_LTGRAY) ? LTGRAY_BRUSH :
(ps->uFillFlags & FILL_DKGRAY) ? DKGRAY_BRUSH :
(ps->uFillFlags & FILL_BLACK) ? BLACK_BRUSH : HOLLOW_BRUSH);
hOldBrush = (HBRUSH)::SelectObject(ps->pDC->GetSafeHdc(), hBrush);
lpRect.left= ps->rc.left+ps->MarginOffset;
lpRect.top = ps->rc.top;
lpRect.right= ps->rc.right+ps->MarginOffset;
lpRect.bottom= ps->rc.bottom;
::FillRect(ps->pDC->GetSafeHdc(),&lpRect,hBrush);
::DeleteObject(SelectObject(ps->pDC->GetSafeHdc(), hOldBrush));
}
////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////
// Desc:
// params:
// Returns:
///////////////////////////////////////////////////////////////////////////
void CPrinter::DrawRect(PRTTYPE *ps,int LineSize)
{
HPEN hOldPen, hPen;
HBRUSH hOldBrush, hBrush;
int nLineWidth;
POINT lpPT[4];
hBrush = (HBRUSH)::GetStockObject((ps->uFillFlags & FILL_GRAY) ? GRAY_BRUSH :
(ps->uFillFlags & FILL_LTGRAY) ? LTGRAY_BRUSH :
(ps->uFillFlags & FILL_DKGRAY) ? DKGRAY_BRUSH :
(ps->uFillFlags & FILL_BLACK) ? BLACK_BRUSH : HOLLOW_BRUSH);
hOldBrush = (HBRUSH)::SelectObject(ps->pDC->GetSafeHdc(), hBrush);
nLineWidth = LineSize;
hPen = ::CreatePen((ps->uPenFlags & PEN_DASH) ? PS_DASH :
(ps->uPenFlags & PEN_DOT) ? PS_DOT : PS_SOLID,
nLineWidth, ps->pDC->GetTextColor());
hOldPen = (HPEN)::SelectObject(ps->pDC->GetSafeHdc(), hPen);
lpPT[0].x = ps->rc.left+ps->MarginOffset;
lpPT[0].y = ps->rc.top;
lpPT[1].x = ps->rc.right+ps->MarginOffset;
lpPT[1].y = ps->rc.top;
lpPT[2].x = ps->rc.right+ps->MarginOffset;
lpPT[2].y = ps->rc.bottom;
lpPT[3].x = ps->rc.left+ps->MarginOffset;
lpPT[3].y = ps->rc.bottom;
Polygon(ps->pDC->GetSafeHdc(), lpPT, sizeof(lpPT) / sizeof(POINT));
::DeleteObject(SelectObject(ps->pDC->GetSafeHdc(), hOldPen));
::DeleteObject(SelectObject(ps->pDC->GetSafeHdc(), hOldBrush));
}
////////////////////////////////////////////////////////////////////////////
// Desc:
// params:
// Returns:
///////////////////////////////////////////////////////////////////////////
void CPrinter::DrawLine(PRTTYPE *ps,int LineSize)
{
HPEN hOldPen, hPen;
POINT pt[2];
int nPenStyle;
int nLineWidth;
nPenStyle = (ps->uPenFlags & PEN_DASH) ? PS_DASH :
(ps->uPenFlags & PEN_DOT) ? PS_DOT :
(ps->uPenFlags & PEN_DASHDOT) ? PS_DASHDOT :
(ps->uPenFlags & PEN_DASHDOTDOT) ? PS_DASHDOTDOT :
PS_SOLID;
nLineWidth = LineSize;
//hPen = ::CreatePen(nPenStyle, nLineWidth, RGB(0,0,0));
hPen = ::CreatePen(nPenStyle, nLineWidth, ps->pDC->GetTextColor( ));
pt[0].x = ps->rc.left+ps->MarginOffset;
pt[0].y = ps->rc.top;
pt[1].x = ps->rc.right+ps->MarginOffset;
pt[1].y = ps->rc.bottom;
hOldPen = (HPEN)::SelectObject(ps->pDC->GetSafeHdc(), hPen);
::Polyline(ps->pDC->GetSafeHdc(), pt, sizeof(pt) / sizeof(POINT));
::DeleteObject(SelectObject(ps->pDC->GetSafeHdc(), hOldPen));
}
////////////////////////////////////////////////////////////////////////////
// Desc:
// params:
// Returns:
///////////////////////////////////////////////////////////////////////////
int CPrinter::PrintText(PRTTYPE *ps,double LineSpacing)
{
LOGFONT lf;
HFONT hOldFont, hFont;
COLORREF OldColor;
int saveContext,OldBkMode;
RECT rc,LastPos;
HBRUSH hOldBrush, hBrush;
UINT fuFormat = DT_NOPREFIX;
int uiLineSpacing;
if(strlen(ps->Text)==0)
return 2 * ps->PointSize;
//initialize the rect structure
rc.left = ps->rc.left+ps->MarginOffset;
rc.top = ps->rc.top;
rc.right = ps->rc.right+ps->MarginOffset;
if(rc.right > (signed)ps->n_maxWidth-ps->MarginOffset)
rc.right=ps->n_maxWidth-ps->MarginOffset;
rc.bottom = ps->rc.bottom;
//convert logical coordinates to device coordinates
ps->pDC->LPtoDP((LPPOINT)&rc, 2);
//save the dc and change map mode to MM_TEXT. Much
saveContext = ps->pDC->SaveDC();
ps->pDC->SetMapMode(MM_TEXT);
lf.lfHeight = -MulDiv(ps->PointSize,
ps->pDC->GetDeviceCaps(LOGPIXELSY), 72);
lf.lfWidth = 0;
lf.lfEscapement = RotationAngle;
lf.lfOrientation = 0;
lf.lfWeight = (ps->uTextFlags & TEXT_BOLD) ? FW_BOLD : FW_NORMAL;
lf.lfItalic = (ps->uTextFlags & TEXT_ITALIC) ? 1 : 0;
lf.lfUnderline = (ps->uTextFlags & TEXT_UNDERLINED) ? 1 : 0;
lf.lfStrikeOut = (ps->uTextFlags & TEXT_STRIKEOUT) ? 1 : 0;
lf.lfCharSet = ANSI_CHARSET;
lf.lfOutPrecision = OUT_STROKE_PRECIS;
lf.lfClipPrecision = CLIP_STROKE_PRECIS;
lf.lfQuality = PROOF_QUALITY;
lf.lfPitchAndFamily = VARIABLE_PITCH | FF_SWISS;
lstrcpy((LPSTR)lf.lfFaceName, (LPCSTR)ps->FontName);
hFont = ::CreateFontIndirect(&lf);
hOldFont = (HFONT)::SelectObject(ps->pDC->GetSafeHdc(), hFont);
//set the alignment flags in the format bitfield
fuFormat |= (ps->uTextFlags & TEXT_CENTER) ? DT_CENTER :
(ps->uTextFlags & TEXT_RIGHT) ? DT_RIGHT :DT_LEFT;
if(ps->uTextFlags & TEXT_VCENTER)
fuFormat|=DT_VCENTER;
//expand tabs if indicated
if (ps->uTextFlags & TEXT_EXPANDTABS)
fuFormat |= DT_EXPANDTABS;
//set text clipping
if (ps->uTextFlags & TEXT_NOCLIP)
fuFormat |= DT_NOCLIP;
//if this is a single line then set alignment to bottom
if (ps->uTextFlags & TEXT_SINGLELINE)
fuFormat |= DT_SINGLELINE;
else
fuFormat |= DT_WORDBREAK;
//if the extents of rect haven't been specified then
//calculate them
if (ps->rc.right == 0 && ps->rc.bottom == 0)
ps->pDC->DrawText(ps->Text, -1,&rc, fuFormat | DT_CALCRECT);
LastPos=rc;
if( ps->uTextFlags & TEXT_RECT &&
((ps->uFillFlags & FILL_BLACK) ||
(ps->uFillFlags & FILL_LTGRAY) ||
(ps->uFillFlags & FILL_DKGRAY)))
OldBkMode=ps->pDC->SetBkMode(TRANSPARENT);
if( ps->uTextFlags & TEXT_RECT &&
((ps->uFillFlags & FILL_BLACK) ||
(ps->uFillFlags & FILL_DKGRAY)))
{
OldColor= ps->pDC->SetTextColor(COLOR_WHITE);
}
if (ps->uTextFlags & TEXT_RECT)
{
hBrush = (HBRUSH)::GetStockObject((ps->uFillFlags & FILL_GRAY) ? GRAY_BRUSH :
(ps->uFillFlags & FILL_LTGRAY) ? LTGRAY_BRUSH :
(ps->uFillFlags & FILL_DKGRAY) ? DKGRAY_BRUSH :
(ps->uFillFlags & FILL_BLACK) ? BLACK_BRUSH : HOLLOW_BRUSH);
hOldBrush = (HBRUSH)::SelectObject(ps->pDC->GetSafeHdc(), hBrush);
ps->pDC->Rectangle(rc.left, rc.top, rc.right, rc.bottom);
}
//now draw the text
ps->pDC->DrawText(ps->Text, -1,&rc, fuFormat);
if( ps->uTextFlags & TEXT_RECT &&
((ps->uFillFlags & FILL_BLACK) ||
(ps->uFillFlags & FILL_LTGRAY) ||
(ps->uFillFlags & FILL_DKGRAY)))
OldBkMode=ps->pDC->SetBkMode(OldBkMode);
if( ps->uTextFlags & TEXT_RECT &&
((ps->uFillFlags & FILL_BLACK) ||
(ps->uFillFlags & FILL_DKGRAY)))
{
ps->pDC->SetTextColor(OldColor);
}
ps->pDC->DrawText(ps->Text, -1,&LastPos, fuFormat | DT_CALCRECT);
uiLineSpacing = (int)(ps->PointSize*LineSpacing);
if (ps->uTextFlags & TEXT_RECT)
::DeleteObject(::SelectObject(ps->pDC->GetSafeHdc(), hOldBrush));
::DeleteObject(::SelectObject(ps->pDC->GetSafeHdc(), hOldFont));
if (saveContext)
ps->pDC->RestoreDC(saveContext);
ps->pDC->DPtoLP((LPPOINT)&LastPos, 2);
ps->m_MinDisplacement=LastPos.bottom-LastPos.top;
ps->pDC->GetTextMetrics( ps->tm );
ps->m_NextCharPos=LastPos.right;
ps->LastPrintArea=LastPos;
RotationAngle=0;
return uiLineSpacing;
}
////////////////////////////////////////////////////////////////////////////
// Desc:
// params:
// Returns:
///////////////////////////////////////////////////////////////////////////
int CPrinter::GetPrintInfo(PRTTYPE *ps,double LineSpacing)
{
LOGFONT lf;
HFONT hOldFont, hFont;
int saveContext;
RECT rc,LastPos;
UINT fuFormat = DT_NOPREFIX;
int uiLineSpacing;
//initialize the rect structure
rc.left = ps->rc.left+ps->MarginOffset;
rc.top = ps->rc.top;
rc.right = ps->rc.right+ps->MarginOffset;
rc.bottom = ps->rc.bottom;
//convert logical coordinates to device coordinates
ps->pDC->LPtoDP((LPPOINT)&rc, 2);
//save the dc and change map mode to MM_TEXT. Much
saveContext = ps->pDC->SaveDC();
ps->pDC->SetMapMode(MM_TEXT);
lf.lfHeight = -MulDiv(ps->PointSize,
ps->pDC->GetDeviceCaps(LOGPIXELSY), 72);
lf.lfWidth = 0;
lf.lfEscapement = 0;
lf.lfOrientation = 0;
lf.lfWeight = (ps->uTextFlags & TEXT_BOLD) ? FW_BOLD : FW_NORMAL;
lf.lfItalic = (ps->uTextFlags & TEXT_ITALIC) ? 1 : 0;
lf.lfUnderline = (ps->uTextFlags & TEXT_UNDERLINED) ? 1 : 0;
lf.lfStrikeOut = (ps->uTextFlags & TEXT_STRIKEOUT) ? 1 : 0;
lf.lfCharSet = ANSI_CHARSET;
lf.lfOutPrecision = OUT_STROKE_PRECIS;
lf.lfClipPrecision = CLIP_STROKE_PRECIS;
lf.lfQuality = PROOF_QUALITY;
lf.lfPitchAndFamily = VARIABLE_PITCH | FF_SWISS;
lstrcpy((LPSTR)lf.lfFaceName, (LPCSTR)ps->FontName);
hFont = ::CreateFontIndirect(&lf);
hOldFont = (HFONT)::SelectObject(ps->pDC->GetSafeHdc(), hFont);
//set the alignment flags in the format bitfield
fuFormat |= (ps->uTextFlags & TEXT_CENTER) ? DT_CENTER :
(ps->uTextFlags & TEXT_RIGHT) ? DT_RIGHT :DT_LEFT;
if(ps->uTextFlags & TEXT_VCENTER)
fuFormat|=DT_VCENTER;
//expand tabs if indicated
if (ps->uTextFlags & TEXT_EXPANDTABS)
fuFormat |= DT_EXPANDTABS;
//set text clipping
if (ps->uTextFlags & TEXT_NOCLIP)
fuFormat |= DT_NOCLIP;
//if this is a single line then set alignment to bottom
if (ps->uTextFlags & TEXT_SINGLELINE)
fuFormat |= DT_SINGLELINE;
else
fuFormat |= DT_WORDBREAK;
LastPos=rc;
ps->pDC->DrawText(ps->Text, -1,
&LastPos, fuFormat | DT_CALCRECT);
uiLineSpacing = (int)(ps->PointSize*LineSpacing);
::DeleteObject(::SelectObject(ps->pDC->GetSafeHdc(), hOldFont));
if (saveContext)
ps->pDC->RestoreDC(saveContext);
ps->pDC->DPtoLP((LPPOINT)&LastPos, 2);
ps->m_MinDisplacement=LastPos.bottom-LastPos.top;
ps->m_NextCharPos=LastPos.right;
ps->LastPrintArea=LastPos;
return uiLineSpacing;
}
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