/////////////////////////////////////////////////////////////////////////////
-// 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
/////////////////////////////////////////////////////////////////////////////
+// ============================================================================
+// declarations
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
#ifdef __GNUG__
-#pragma implementation "dcprint.h"
+ #pragma implementation "dcprint.h"
#endif
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
#ifndef WX_PRECOMP
+ #include "wx/string.h"
+ #include "wx/log.h"
+ #include "wx/window.h"
+ #include "wx/dcmemory.h"
#endif
-#include "wx/string.h"
-#include "wx/log.h"
-#include "wx/window.h"
+#if wxUSE_PRINTING_ARCHITECTURE
+
#include "wx/msw/private.h"
+#include "wx/msw/dib.h"
#include "wx/dcprint.h"
#include "math.h"
-#if wxUSE_COMMON_DIALOGS || defined(__WXWINE__)
-#include <commdlg.h>
+#if wxUSE_COMMON_DIALOGS
+ #include <commdlg.h>
#endif
#ifndef __WIN32__
-#include <print.h>
#endif
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_CLASS(wxPrinterDC, wxDC)
+// mingw32 defines GDI_ERROR incorrectly
+#if defined(__GNUWIN32__) || !defined(GDI_ERROR)
+ #undef GDI_ERROR
+ #define GDI_ERROR ((int)-1)
#endif
+// ----------------------------------------------------------------------------
+// wxWin macros
+// ----------------------------------------------------------------------------
+
+IMPLEMENT_CLASS(wxPrinterDC, wxDC)
+
+// ============================================================================
+// implementation
+// ============================================================================
+
+// ----------------------------------------------------------------------------
+// wxPrinterDC construction
+// ----------------------------------------------------------------------------
+
// This form is deprecated
-wxPrinterDC::wxPrinterDC(const wxString& driver_name, const wxString& device_name, const wxString& file, bool interactive, int orientation)
+wxPrinterDC::wxPrinterDC(const wxString& driver_name,
+ const wxString& device_name,
+ const wxString& file,
+ bool interactive,
+ int orientation)
{
m_isInteractive = interactive;
- if (!file.IsNull() && file != wxT(""))
+ if ( !file.empty() )
m_printData.SetFilename(file);
#if wxUSE_COMMON_DIALOGS
- if (interactive)
+ 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 )
+ 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;
- m_ok = TRUE;
- }
- else
- {
- m_ok = FALSE;
- return;
}
-
- // m_dontDelete = TRUE;
}
else
-#endif
- if ((!driver_name.IsNull() && driver_name != wxT("")) &&
- (!device_name.IsNull() && device_name != wxT("")) &&
- (!file.IsNull() && file != wxT("")))
+#endif // wxUSE_COMMON_DIALOGS
+ {
+ if ( !driver_name.empty() && !device_name.empty() && !file.empty() )
{
- m_hDC = (WXHDC) CreateDC(WXSTRINGCAST driver_name, WXSTRINGCAST device_name, WXSTRINGCAST file, NULL);
- m_ok = m_hDC ? TRUE: FALSE;
+ m_hDC = (WXHDC) CreateDC(driver_name, device_name, file, NULL);
}
- else
+ 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;
}
- 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_ok = m_hDC ? TRUE: FALSE;
+
+ // as we created it, we must delete it as well
+ m_bOwnsDC = TRUE;
+ }
+
+ Init();
}
wxPrinterDC::wxPrinterDC(const wxPrintData& printData)
m_isInteractive = FALSE;
m_hDC = wxGetPrinterDC(printData);
- m_ok = (m_hDC != 0);
+ m_ok = m_hDC != 0;
+ m_bOwnsDC = TRUE;
- if (m_hDC)
- SetMapMode(wxMM_TEXT);
-
- SetBrush(*wxBLACK_BRUSH);
- SetPen(*wxBLACK_PEN);
+ Init();
}
-wxPrinterDC::wxPrinterDC(WXHDC theDC)
+wxPrinterDC::wxPrinterDC(WXHDC dc)
{
m_isInteractive = FALSE;
- m_hDC = theDC;
+ m_hDC = dc;
+ m_bOwnsDC = TRUE;
m_ok = TRUE;
- if (m_hDC)
+}
+
+void wxPrinterDC::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);
}
- SetBrush(*wxBLACK_BRUSH);
- SetPen(*wxBLACK_PEN);
}
-wxPrinterDC::~wxPrinterDC(void)
-{
-}
+// ----------------------------------------------------------------------------
+// wxPrinterDC {Start/End}{Page/Doc} methods
+// ----------------------------------------------------------------------------
bool wxPrinterDC::StartDoc(const wxString& message)
{
if (!m_hDC)
return FALSE;
- int ret =
-#ifndef __WIN32__
- ::StartDoc((HDC) m_hDC, &docinfo);
-#else
-#ifdef UNICODE
- ::StartDocW((HDC) m_hDC, &docinfo);
-#else
-#ifdef __TWIN32__
- ::StartDoc((HDC) m_hDC, &docinfo);
-#else
- ::StartDocA((HDC) m_hDC, &docinfo);
-#endif
-#endif
-#endif
+ int ret = ::StartDoc(GetHdc(), &docinfo);
#ifndef __WIN16__
if (ret <= 0)
{
DWORD lastError = GetLastError();
- wxLogDebug(wxT("wxDC::StartDoc failed with error: %d\n"), lastError);
+ wxLogDebug(wxT("wxDC::StartDoc failed with error: %ld\n"), lastError);
}
#endif
return (ret > 0);
}
-void wxPrinterDC::EndDoc(void)
+void wxPrinterDC::EndDoc()
{
if (m_hDC) ::EndDoc((HDC) m_hDC);
}
-void wxPrinterDC::StartPage(void)
+void wxPrinterDC::StartPage()
{
if (m_hDC)
::StartPage((HDC) m_hDC);
}
-void wxPrinterDC::EndPage(void)
+void wxPrinterDC::EndPage()
{
if (m_hDC)
::EndPage((HDC) m_hDC);
// Returns default device and port names
static bool wxGetDefaultDeviceName(wxString& deviceName, wxString& portName)
{
- deviceName = "";
+ deviceName.clear();
LPDEVNAMES lpDevNames;
- LPSTR lpszDriverName;
- LPSTR lpszDeviceName;
- LPSTR lpszPortName;
+ LPTSTR lpszDriverName;
+ LPTSTR lpszDeviceName;
+ LPTSTR lpszPortName;
PRINTDLG pd;
// 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
if (pd.hDevNames)
{
lpDevNames = (LPDEVNAMES)GlobalLock(pd.hDevNames);
- lpszDriverName = (LPSTR)lpDevNames + lpDevNames->wDriverOffset;
- lpszDeviceName = (LPSTR)lpDevNames + lpDevNames->wDeviceOffset;
- lpszPortName = (LPSTR)lpDevNames + lpDevNames->wOutputOffset;
- GlobalUnlock(pd.hDevNames);
- GlobalFree(pd.hDevNames);
- pd.hDevNames=NULL;
+ lpszDriverName = (LPTSTR)lpDevNames + lpDevNames->wDriverOffset;
+ lpszDeviceName = (LPTSTR)lpDevNames + lpDevNames->wDeviceOffset;
+ lpszPortName = (LPTSTR)lpDevNames + lpDevNames->wOutputOffset;
deviceName = lpszDeviceName;
portName = lpszPortName;
- }
-
- if (pd.hDevMode)
- {
- GlobalFree(pd.hDevMode);
- pd.hDevMode=NULL;
- }
- return ( deviceName != wxT("") );
-}
-
-#if 0
-// This uses defaults, except for orientation, so we should eliminate this function
-// and use the 2nd form (passing wxPrintData) instead.
-WXHDC wxGetPrinterDC(int orientation)
-{
- HDC hDC;
- LPDEVMODE lpDevMode = NULL;
- LPDEVNAMES lpDevNames;
- LPSTR lpszDriverName;
- LPSTR lpszDeviceName;
- LPSTR lpszPortName;
-
- PRINTDLG pd;
- // __GNUWIN32__ has trouble believing PRINTDLG is 66 bytes - thinks it is 68
-#ifdef __GNUWIN32__
- pd.lStructSize = 66; // sizeof(PRINTDLG);
-#else
- pd.lStructSize = sizeof(PRINTDLG);
-#endif
- pd.hwndOwner = (HWND)NULL;
- pd.hDevMode = NULL; // Will be created by PrintDlg
- pd.hDevNames = NULL; // Ditto
- pd.Flags = PD_RETURNDEFAULT;
- pd.nCopies = 1;
- if (!PrintDlg((LPPRINTDLG)&pd))
- {
- if ( pd.hDevMode )
- GlobalFree(pd.hDevMode);
- if (pd.hDevNames)
- GlobalFree(pd.hDevNames);
-
- return(0);
- }
-
- if (!pd.hDevNames)
- {
- if ( pd.hDevMode )
- GlobalFree(pd.hDevMode);
- }
-
- lpDevNames = (LPDEVNAMES)GlobalLock(pd.hDevNames);
- lpszDriverName = (LPSTR)lpDevNames + lpDevNames->wDriverOffset;
- lpszDeviceName = (LPSTR)lpDevNames + lpDevNames->wDeviceOffset;
- lpszPortName = (LPSTR)lpDevNames + lpDevNames->wOutputOffset;
- GlobalUnlock(pd.hDevNames);
-
- if ( pd.hDevMode )
- {
- lpDevMode = (DEVMODE*) GlobalLock(pd.hDevMode);
- lpDevMode->dmOrientation = orientation;
- lpDevMode->dmFields |= DM_ORIENTATION;
- }
-
-#ifdef __WIN32__
- hDC = CreateDC(lpszDriverName, lpszDeviceName, lpszPortName, (DEVMODE *)lpDevMode);
-#else
- hDC = CreateDC(lpszDriverName, lpszDeviceName, lpszPortName, (LPSTR)lpDevMode);
-#endif
-
- if (pd.hDevMode && lpDevMode)
- GlobalUnlock(pd.hDevMode);
-
- if (pd.hDevNames)
- {
+ GlobalUnlock(pd.hDevNames);
GlobalFree(pd.hDevNames);
pd.hDevNames=NULL;
}
+
if (pd.hDevMode)
{
GlobalFree(pd.hDevMode);
pd.hDevMode=NULL;
}
- return (WXHDC) hDC;
+ return ( deviceName != wxT("") );
}
-#endif
// Gets an HDC for the specified printer configuration
WXHDC WXDLLEXPORT wxGetPrinterDC(const wxPrintData& printDataConst)
wxChar* driverName = (wxChar*) NULL;
wxString devNameStr = printData.GetPrinterName();
- wxChar* deviceName;
wxChar* portName = (wxChar*) NULL; // Obsolete in WIN32
- if (devNameStr == wxT(""))
+ const wxChar* deviceName;
+ if ( !devNameStr )
deviceName = (wxChar*) NULL;
else
- deviceName = WXSTRINGCAST devNameStr;
+ deviceName = devNameStr.c_str();
LPDEVMODE lpDevMode = (LPDEVMODE) NULL;
if ( hDevMode )
lpDevMode = (DEVMODE*) GlobalLock(hDevMode);
- if (devNameStr == wxT(""))
+ if ( !devNameStr )
{
// Retrieve the default device name
wxString portName;
wxASSERT_MSG( ret, wxT("Could not get default device name.") );
- deviceName = WXSTRINGCAST devNameStr;
+ deviceName = devNameStr.c_str();
}
#ifdef __WIN32__
return (WXHDC) hDC;
}
+// ----------------------------------------------------------------------------
+// wxPrinterDC bit blitting/bitmap drawing
+// ----------------------------------------------------------------------------
+
+// helper of DoDrawBitmap() and DoBlit()
+static
+bool DrawBitmapUsingStretchDIBits(HDC hdc,
+ const wxBitmap& bmp,
+ wxCoord x, wxCoord y)
+{
+ wxDIB dib(bmp);
+ if ( !dib.IsOk() )
+ return FALSE;
+
+ DIBSECTION ds;
+ if ( !::GetObject(dib.GetHandle(), sizeof(ds), &ds) )
+ {
+ wxLogLastError(_T("GetObject(DIBSECTION)"));
+
+ return FALSE;
+ }
+
+ // 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 )
+ {
+ wxLogLastError(wxT("StretchDIBits"));
+
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+void wxPrinterDC::DoDrawBitmap(const wxBitmap& bmp,
+ wxCoord x, wxCoord y,
+ bool useMask)
+{
+ wxCHECK_RET( bmp.Ok(), _T("invalid bitmap in wxPrinterDC::DrawBitmap") );
+
+ 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 occured if we got here
+ wxMemoryDC memDC;
+ memDC.SelectObject(bmp);
+
+ Blit(x, y, width, height, &memDC, 0, 0, wxCOPY, useMask);
+
+ memDC.SelectObject(wxNullBitmap);
+ }
+}
+
+bool wxPrinterDC::DoBlit(wxCoord xdest, wxCoord ydest,
+ wxCoord width, wxCoord height,
+ wxDC *source,
+ wxCoord xsrc, wxCoord ysrc,
+ int WXUNUSED(rop), bool useMask,
+ wxCoord WXUNUSED(xsrcMask), wxCoord WXUNUSED(ysrcMask))
+{
+ wxBitmap& bmp = source->GetSelectedBitmap();
+ wxMask *mask = useMask ? bmp.GetMask() : NULL;
+ if ( mask )
+ {
+ // 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(*source);
+ 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);
+ }
+ }
+ }
+ }
+ else // no mask
+ {
+ 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(*source);
+ 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 TRUE;
+}
+
+#endif
+ // wxUSE_PRINTING_ARCHITECTURE
projects / wxWidgets.git / blobdiff