X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e306597309a120f2ae91385c731a5cb2722c52aa..b404a8f3b072129c107c6d9a5e0f6f53cd34807b:/src/msw/dcprint.cpp?ds=sidebyside diff --git a/src/msw/dcprint.cpp b/src/msw/dcprint.cpp index 23593c665a..150232ed19 100644 --- a/src/msw/dcprint.cpp +++ b/src/msw/dcprint.cpp @@ -1,151 +1,267 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: dcprint.cpp +// Name: src/msw/dcprint.cpp // Purpose: wxPrinterDC class // Author: Julian Smart // Modified by: // Created: 01/02/97 // RCS-ID: $Id$ -// Copyright: (c) Julian Smart and Markus Holzem -// Licence: wxWindows licence +// Copyright: (c) Julian Smart +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "dcprint.h" -#endif +// ============================================================================ +// declarations +// ============================================================================ + +// ---------------------------------------------------------------------------- +// headers +// ---------------------------------------------------------------------------- // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" #ifdef __BORLANDC__ -#pragma hdrstop + #pragma hdrstop #endif -#ifndef WX_PRECOMP -#endif +#if wxUSE_PRINTING_ARCHITECTURE #include "wx/dcprint.h" -#include "math.h" +#include "wx/msw/dcprint.h" -#include +#ifndef WX_PRECOMP + #include "wx/msw/wrapcdlg.h" + #include "wx/string.h" + #include "wx/log.h" + #include "wx/window.h" + #include "wx/dcmemory.h" + #include "wx/math.h" +#endif -#if wxUSE_COMMON_DIALOGS -#include +#include "wx/msw/private.h" + +#if wxUSE_WXDIB + #include "wx/msw/dib.h" #endif +#include "wx/printdlg.h" +#include "wx/msw/printdlg.h" + #ifndef __WIN32__ -#include + #include #endif -#ifdef DrawText -#undef DrawText +// mingw32 defines GDI_ERROR incorrectly +#if defined(__GNUWIN32__) || !defined(GDI_ERROR) + #undef GDI_ERROR + #define GDI_ERROR ((int)-1) #endif -#ifdef GetCharWidth -#undef GetCharWidth +#if defined(__WXUNIVERSAL__) && wxUSE_POSTSCRIPT_ARCHITECTURE_IN_MSW + #define wxUSE_PS_PRINTING 1 +#else + #define wxUSE_PS_PRINTING 0 #endif -#ifdef StartDoc -#undef StartDoc -#endif +// ---------------------------------------------------------------------------- +// wxWin macros +// ---------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARY -IMPLEMENT_CLASS(wxPrinterDC, wxDC) -#endif +IMPLEMENT_ABSTRACT_CLASS(wxPrinterDCImpl, wxMSWDCImpl) -wxPrinterDC::wxPrinterDC(const wxString& driver_name, const wxString& device_name, const wxString& file, bool interactive, int orientation) +// ============================================================================ +// implementation +// ============================================================================ + +// ---------------------------------------------------------------------------- +// wxPrinterDC construction +// ---------------------------------------------------------------------------- + +#if 0 +// This form is deprecated +wxPrinterDC::wxPrinterDC(const wxString& driver_name, + const wxString& device_name, + const wxString& file, + bool interactive, + wxPrintOrientation orientation) { - m_isInteractive = interactive; + m_isInteractive = interactive; - if (!file.IsNull() && file != "") - m_filename = file; + if ( !file.empty() ) + m_printData.SetFilename(file); #if wxUSE_COMMON_DIALOGS - if (interactive) - { - PRINTDLG pd; - - pd.lStructSize = sizeof( PRINTDLG ); - pd.hwndOwner=(HWND) NULL; - pd.hDevMode=(HANDLE)NULL; - pd.hDevNames=(HANDLE)NULL; - pd.Flags=PD_RETURNDC | PD_NOSELECTION | PD_NOPAGENUMS; - pd.nFromPage=0; - pd.nToPage=0; - pd.nMinPage=0; - pd.nMaxPage=0; - pd.nCopies=1; - pd.hInstance=(HINSTANCE)NULL; - - if ( PrintDlg( &pd ) != 0 ) - { - m_hDC = (WXHDC) pd.hDC; - m_ok = TRUE; - } - else - { - m_ok = FALSE; - return; - } - -// m_dontDelete = TRUE; - } - else + if ( interactive ) + { + PRINTDLG pd; + + pd.lStructSize = sizeof( PRINTDLG ); + pd.hwndOwner = (HWND) NULL; + pd.hDevMode = (HANDLE)NULL; + pd.hDevNames = (HANDLE)NULL; + pd.Flags = PD_RETURNDC | PD_NOSELECTION | PD_NOPAGENUMS; + pd.nFromPage = 0; + pd.nToPage = 0; + pd.nMinPage = 0; + pd.nMaxPage = 0; + pd.nCopies = 1; + pd.hInstance = (HINSTANCE)NULL; + + m_ok = PrintDlg( &pd ) != 0; + if ( m_ok ) + { + m_hDC = (WXHDC) pd.hDC; + } + } + else +#endif // wxUSE_COMMON_DIALOGS + { + if ( !driver_name.empty() && !device_name.empty() && !file.empty() ) + { + m_hDC = (WXHDC) CreateDC(driver_name.wx_str(), + device_name.wx_str(), + file.fn_str(), + NULL); + } + else // we don't have all parameters, ask the user + { + wxPrintData printData; + printData.SetOrientation(orientation); + m_hDC = wxGetPrinterDC(printData); + } + + m_ok = m_hDC ? true: false; + + // as we created it, we must delete it as well + m_bOwnsDC = true; + } + + Init(); +} #endif - if ((!driver_name.IsNull() && driver_name != "") && - (!device_name.IsNull() && device_name != "") && - (!file.IsNull() && file != "")) - { - m_hDC = (WXHDC) CreateDC((char *) (const char *) driver_name, (char *) (const char *) device_name, (char *) (const char *) file, NULL); - m_ok = m_hDC ? TRUE: FALSE; - } - else - { - m_hDC = wxGetPrinterDC(orientation); - m_ok = m_hDC ? TRUE: FALSE; - } - - if (m_hDC) - { -// int width = GetDeviceCaps(m_hDC, VERTRES); -// int height = GetDeviceCaps(m_hDC, HORZRES); - SetMapMode(wxMM_TEXT); - } - SetBrush(*wxBLACK_BRUSH); - SetPen(*wxBLACK_PEN); + +wxPrinterDCImpl::wxPrinterDCImpl( wxPrinterDC *owner, const wxPrintData& printData ) : + wxMSWDCImpl( owner ) +{ + m_printData = printData; + + m_isInteractive = false; + + m_hDC = wxGetPrinterDC(printData); + m_ok = m_hDC != 0; + m_bOwnsDC = true; + + Init(); } -wxPrinterDC::wxPrinterDC(WXHDC theDC) + +wxPrinterDCImpl::wxPrinterDCImpl( wxPrinterDC *owner, WXHDC dc ) : + wxMSWDCImpl( owner ) { - m_isInteractive = FALSE; - - m_hDC = theDC; - m_ok = TRUE; - if (m_hDC) - { -// int width = GetDeviceCaps(m_hDC, VERTRES); -// int height = GetDeviceCaps(m_hDC, HORZRES); - SetMapMode(wxMM_TEXT); - } - SetBrush(*wxBLACK_BRUSH); - SetPen(*wxBLACK_PEN); + m_isInteractive = false; + + m_hDC = dc; + m_bOwnsDC = true; + m_ok = true; } -wxPrinterDC::~wxPrinterDC(void) +void wxPrinterDCImpl::Init() { + if ( m_hDC ) + { + // int width = GetDeviceCaps(m_hDC, VERTRES); + // int height = GetDeviceCaps(m_hDC, HORZRES); + SetMapMode(wxMM_TEXT); + + SetBrush(*wxBLACK_BRUSH); + SetPen(*wxBLACK_PEN); + } +} + +// ---------------------------------------------------------------------------- +// wxPrinterDCImpl {Start/End}{Page/Doc} methods +// ---------------------------------------------------------------------------- + +bool wxPrinterDCImpl::StartDoc(const wxString& message) +{ + DOCINFO docinfo; + docinfo.cbSize = sizeof(DOCINFO); + docinfo.lpszDocName = message.wx_str(); + + wxString filename(m_printData.GetFilename()); + + if (filename.empty()) + docinfo.lpszOutput = NULL; + else + docinfo.lpszOutput = filename.wx_str(); + + docinfo.lpszDatatype = NULL; + docinfo.fwType = 0; + + if (!m_hDC) + return false; + + if ( ::StartDoc(GetHdc(), &docinfo) <= 0 ) + { + wxLogLastError(wxT("StartDoc")); + return false; + } + + return true; +} + +void wxPrinterDCImpl::EndDoc() +{ + if (m_hDC) ::EndDoc((HDC) m_hDC); +} + +void wxPrinterDCImpl::StartPage() +{ + if (m_hDC) + ::StartPage((HDC) m_hDC); +} + +void wxPrinterDCImpl::EndPage() +{ + if (m_hDC) + ::EndPage((HDC) m_hDC); } -WXHDC wxGetPrinterDC(int orientation) + +wxRect wxPrinterDCImpl::GetPaperRect() const + { - HDC hDC; - LPDEVMODE lpDevMode = NULL; + if (!IsOk()) return wxRect(0, 0, 0, 0); + int w = ::GetDeviceCaps((HDC) m_hDC, PHYSICALWIDTH); + int h = ::GetDeviceCaps((HDC) m_hDC, PHYSICALHEIGHT); + int x = -::GetDeviceCaps((HDC) m_hDC, PHYSICALOFFSETX); + int y = -::GetDeviceCaps((HDC) m_hDC, PHYSICALOFFSETY); + return wxRect(x, y, w, h); +} + + +#if !wxUSE_PS_PRINTING + +// Returns default device and port names +static bool wxGetDefaultDeviceName(wxString& deviceName, wxString& portName) +{ + deviceName.clear(); + LPDEVNAMES lpDevNames; - LPSTR lpszDriverName; - LPSTR lpszDeviceName; - LPSTR lpszPortName; + LPTSTR lpszDeviceName; + LPTSTR lpszPortName; PRINTDLG pd; - // __GNUWIN32__ has trouble believing PRINTDLG is 66 bytes - thinks it is 68 + + // Cygwin has trouble believing PRINTDLG is 66 bytes - thinks it is 68 +#ifdef __GNUWIN32__ + memset(&pd, 0, 66); pd.lStructSize = 66; // sizeof(PRINTDLG); +#else + memset(&pd, 0, sizeof(PRINTDLG)); + pd.lStructSize = sizeof(PRINTDLG); +#endif + pd.hwndOwner = (HWND)NULL; pd.hDevMode = NULL; // Will be created by PrintDlg pd.hDevNames = NULL; // Ditto @@ -159,48 +275,229 @@ WXHDC wxGetPrinterDC(int orientation) if (pd.hDevNames) GlobalFree(pd.hDevNames); - return(0); + return false; } - if (!pd.hDevNames) + if (pd.hDevNames) { - if ( pd.hDevMode ) - GlobalFree(pd.hDevMode); + lpDevNames = (LPDEVNAMES)GlobalLock(pd.hDevNames); + lpszDeviceName = (LPTSTR)lpDevNames + lpDevNames->wDeviceOffset; + lpszPortName = (LPTSTR)lpDevNames + lpDevNames->wOutputOffset; + + deviceName = lpszDeviceName; + portName = lpszPortName; + + GlobalUnlock(pd.hDevNames); + GlobalFree(pd.hDevNames); + pd.hDevNames=NULL; + } + + if (pd.hDevMode) + { + GlobalFree(pd.hDevMode); + pd.hDevMode=NULL; + } + return ( !deviceName.empty() ); +} + +#endif // !wxUSE_PS_PRINTING + +// Gets an HDC for the specified printer configuration +WXHDC WXDLLEXPORT wxGetPrinterDC(const wxPrintData& printDataConst) +{ +#if wxUSE_PS_PRINTING + // TODO + wxUnusedVar(printDataConst); + return 0; +#else // native Windows printing + wxWindowsPrintNativeData *data = + (wxWindowsPrintNativeData *) printDataConst.GetNativeData(); + + data->TransferFrom( printDataConst ); + + wxString deviceName = printDataConst.GetPrinterName(); + if ( deviceName.empty() ) + { + // Retrieve the default device name + wxString portName; + if ( !wxGetDefaultDeviceName(deviceName, portName) ) + { + return 0; // Could not get default device name + } + } + + + GlobalPtrLock lockDevMode; + const HGLOBAL devMode = data->GetDevMode(); + if ( devMode ) + lockDevMode.Init(devMode); + + HDC hDC = ::CreateDC + ( + NULL, // no driver name as we use device name + deviceName.wx_str(), + NULL, // unused + static_cast(lockDevMode.Get()) + ); + if ( !hDC ) + { + wxLogLastError(wxT("CreateDC(printer)")); } - lpDevNames = (LPDEVNAMES)GlobalLock(pd.hDevNames); - lpszDriverName = (LPSTR)lpDevNames + lpDevNames->wDriverOffset; - lpszDeviceName = (LPSTR)lpDevNames + lpDevNames->wDeviceOffset; - lpszPortName = (LPSTR)lpDevNames + lpDevNames->wOutputOffset; - GlobalUnlock(pd.hDevNames); + return (WXHDC) hDC; +#endif // PostScript/Windows printing +} + +// ---------------------------------------------------------------------------- +// wxPrinterDCImpl bit blitting/bitmap drawing +// ---------------------------------------------------------------------------- + +// helper of DoDrawBitmap() and DoBlit() +static +bool DrawBitmapUsingStretchDIBits(HDC hdc, + const wxBitmap& bmp, + wxCoord x, wxCoord y) +{ +#if wxUSE_WXDIB + wxDIB dib(bmp); + bool ok = dib.IsOk(); + if ( !ok ) + return false; + + DIBSECTION ds; + if ( !::GetObject(dib.GetHandle(), sizeof(ds), &ds) ) + { + wxLogLastError(wxT("GetObject(DIBSECTION)")); + + return false; + } - if ( pd.hDevMode ) + // ok, we've got all data we need, do blit it + if ( ::StretchDIBits + ( + hdc, + x, y, + ds.dsBmih.biWidth, ds.dsBmih.biHeight, + 0, 0, + ds.dsBmih.biWidth, ds.dsBmih.biHeight, + ds.dsBm.bmBits, + (LPBITMAPINFO)&ds.dsBmih, + DIB_RGB_COLORS, + SRCCOPY + ) == GDI_ERROR ) { - lpDevMode = (DEVMODE*) GlobalLock(pd.hDevMode); - lpDevMode->dmOrientation = orientation; - lpDevMode->dmFields |= DM_ORIENTATION; + wxLogLastError(wxT("StretchDIBits")); + + return false; } -#ifdef __WIN32__ - hDC = CreateDC(lpszDriverName, lpszDeviceName, lpszPortName, (DEVMODE *)lpDevMode); + return true; #else - hDC = CreateDC(lpszDriverName, lpszDeviceName, lpszPortName, (LPSTR)lpDevMode); + return false; #endif +} - if (pd.hDevMode && lpDevMode) - GlobalUnlock(pd.hDevMode); +void wxPrinterDCImpl::DoDrawBitmap(const wxBitmap& bmp, + wxCoord x, wxCoord y, + bool useMask) +{ + wxCHECK_RET( bmp.IsOk(), wxT("invalid bitmap in wxPrinterDC::DrawBitmap") ); - if (pd.hDevNames) + int width = bmp.GetWidth(), + height = bmp.GetHeight(); + + if ( !(::GetDeviceCaps(GetHdc(), RASTERCAPS) & RC_STRETCHDIB) || + !DrawBitmapUsingStretchDIBits(GetHdc(), bmp, x, y) ) + { + // no support for StretchDIBits() or an error occurred if we got here + wxMemoryDC memDC; + + memDC.SelectObjectAsSource(bmp); + + GetOwner()->Blit(x, y, width, height, &memDC, 0, 0, wxCOPY, useMask); + + memDC.SelectObject(wxNullBitmap); + } +} + +bool wxPrinterDCImpl::DoBlit(wxCoord xdest, wxCoord ydest, + wxCoord width, wxCoord height, + wxDC *source, + wxCoord WXUNUSED(xsrc), wxCoord WXUNUSED(ysrc), + wxRasterOperationMode WXUNUSED(rop), bool useMask, + wxCoord WXUNUSED(xsrcMask), wxCoord WXUNUSED(ysrcMask)) +{ + wxDCImpl *impl = source->GetImpl(); + wxMSWDCImpl *msw_impl = wxDynamicCast(impl, wxMSWDCImpl); + if (!msw_impl) + return false; + + wxBitmap& bmp = msw_impl->GetSelectedBitmap(); + wxMask *mask = useMask ? bmp.GetMask() : NULL; + if ( mask ) { - GlobalFree(pd.hDevNames); - pd.hDevNames=NULL; + // If we are printing source colours are screen colours not printer + // colours and so we need copy the bitmap pixel by pixel. + RECT rect; + HDC dcSrc = GetHdcOf(*msw_impl); + MemoryHDC dcMask(dcSrc); + SelectInHDC selectMask(dcMask, (HBITMAP)mask->GetMaskBitmap()); + + for (int x = 0; x < width; x++) + { + for (int y = 0; y < height; y++) + { + COLORREF cref = ::GetPixel(dcMask, x, y); + if (cref) + { + HBRUSH brush = ::CreateSolidBrush(::GetPixel(dcSrc, x, y)); + rect.left = xdest + x; + rect.right = rect.left + 1; + rect.top = ydest + y; + rect.bottom = rect.top + 1; + ::FillRect(GetHdc(), &rect, brush); + ::DeleteObject(brush); + } + } + } } - if (pd.hDevMode) + else // no mask { - GlobalFree(pd.hDevMode); - pd.hDevMode=NULL; + if ( !(::GetDeviceCaps(GetHdc(), RASTERCAPS) & RC_STRETCHDIB) || + !DrawBitmapUsingStretchDIBits(GetHdc(), bmp, xdest, ydest) ) + { + // no support for StretchDIBits + + // as we are printing, source colours are screen colours not + // printer colours and so we need copy the bitmap pixel by pixel. + HDC dcSrc = GetHdcOf(*msw_impl); + RECT rect; + for (int y = 0; y < height; y++) + { + // optimization: draw identical adjacent pixels together. + for (int x = 0; x < width; x++) + { + COLORREF col = ::GetPixel(dcSrc, x, y); + HBRUSH brush = ::CreateSolidBrush( col ); + + rect.left = xdest + x; + rect.top = ydest + y; + while( (x + 1 < width) && + (::GetPixel(dcSrc, x + 1, y) == col ) ) + { + ++x; + } + rect.right = xdest + x + 1; + rect.bottom = rect.top + 1; + ::FillRect((HDC) m_hDC, &rect, brush); + ::DeleteObject(brush); + } + } + } } - return (WXHDC) hDC; -} + return true; +} +#endif + // wxUSE_PRINTING_ARCHITECTURE