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//===============================================================
// vWinPrinterC - a basic canvas for drawing
//
// Copyright (C) 1995,1996, 1997, 1998 Bruce E. Wampler
//
// This file is part of the V C++ GUI Framework, and is covered
// under the terms of the GNU Library General Public License,
// Version 2. This library has NO WARRANTY. See the source file
// vapp.cxx for more complete information about license terms.
//===============================================================
#include <v/vwin32.h> // for Win 32 stuff
#include <math.h>
#include <v/vwinprdc.h>
#include <v/vapp.h> // need access to the app
//-----------------------------------------------------------------------
//================>>> vWinPrinterDC::vWinPrinterDC <<<========================
vWinPrinterDC::vWinPrinterDC() : vWinDC()
{
SysDebug(Constructor,"vWinPrinterDC::vWinPrinterDC() constructor\n")
_isPrinterDC = 1;
}
//================>>> vWinPrinterDC::~vWinPrinterDC <<<========================
vWinPrinterDC::~vWinPrinterDC()
{
SysDebug(Destructor,"vWinPrinterDC::~vWinPrinterDC() destructor\n")
}
//================>>> vWinPrinterDC::SetBackground <<<==========================
void vWinPrinterDC::SetBackground(vColor& color)
{
_canvasBG = color.pixel(); // retrieve X pixel value
GetHDC();
::SetBkColor(_hdc, _canvasBG);
ReleaseHDC();
}
//======================>>> vWinPrinterDC::SetFont <<<===========================
void vWinPrinterDC::SetFont(vFont& vf)
{
// Change the font associated with this window.
_font = vf;
}
//================>>> vWinPrinterDC::BeginPrinting <<<========================
int vWinPrinterDC::BeginPrinting()
{
DOCINFO docinfo;
if (!_printer.GetHDC()) // should not happen...
{
return 0;
}
_pages = 0;
docinfo.cbSize = sizeof(DOCINFO); // set this size...
docinfo.lpszDocName = "VPrintJob";
docinfo.lpszOutput = 0; // no file output...
if (::StartDoc(_printer.GetHDC(), &docinfo) < 0)
return 0;
BeginPage();
return 1;
}
//================>>> vWinPrinterDC::BeginPage <<<========================
void vWinPrinterDC::BeginPage()
{
HDC pHDC = _printer.GetHDC();
if (!pHDC)
return;
++_pages; // bump number of pages so far
// I'm not sure exactly why, but the printer DC seems
// to have all this set again after an EndPage has been
// done, so I will always do it now at a begin page.
int pixw = ::GetDeviceCaps(pHDC, HORZRES);
int pixh = ::GetDeviceCaps(pHDC, VERTRES);
// This scaling gives about the same proportions as the X version
int width = ::GetDeviceCaps(pHDC, HORZSIZE) * 3;
int height = ::GetDeviceCaps(pHDC,VERTSIZE) * 3;
::SetMapMode(pHDC, MM_ISOTROPIC);
::SetWindowExt(pHDC,width,height);
::SetViewportExt(pHDC,pixw,pixh);
::StartPage(_printer.GetHDC());
}
//================>>> vWinPrinterDC::EndPage <<<========================
void vWinPrinterDC::EndPage()
{
if (!_printer.GetHDC())
return;
::EndPage(_printer.GetHDC());
}
//================>>> vWinPrinterDC::EndPrinting <<<========================
void vWinPrinterDC::EndPrinting()
{
if (!_printer.GetHDC())
return;
EndPage();
::EndDoc(_printer.GetHDC());
}
//=====================>>> vWinPrinterDC::SetPrinter <<<============================
void vWinPrinterDC::SetPrinter(vPrinter& printer)
{
_printer = printer;
_physHeight = _printer.GetHeight();
_physWidth = _printer.GetWidth();
}
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