]> git.saurik.com Git - wxWidgets.git/blobdiff - include/wx/prntbase.h
make wxSocketImplUnix inherit from wxFDIOHandler as they're used for almost the same...
[wxWidgets.git] / include / wx / prntbase.h
index 3307ba26af44dd8ec5dec2726adc1a215d19e8f5..b1aaee1b2f0bfeccc364f0f9cff11d66d6ffe4a9 100644 (file)
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        prntbase.h
+// Name:        wx/prntbase.h
 // Purpose:     Base classes for printing framework
 // Author:      Julian Smart
 // Modified by:
 #ifndef _WX_PRNTBASEH__
 #define _WX_PRNTBASEH__
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-    #pragma interface "prntbase.h"
-#endif
-
 #include "wx/defs.h"
 
 #if wxUSE_PRINTING_ARCHITECTURE
 #include "wx/scrolwin.h"
 #include "wx/dialog.h"
 #include "wx/frame.h"
-
-class WXDLLEXPORT wxDC;
-class WXDLLEXPORT wxButton;
-class WXDLLEXPORT wxChoice;
-class WXDLLEXPORT wxPrintout;
-class WXDLLEXPORT wxPrinterBase;
-class WXDLLEXPORT wxPrintDialogBase;
-class WXDLLEXPORT wxPrintDialog;
-class WXDLLEXPORT wxPageSetupDialogBase;
-class WXDLLEXPORT wxPageSetupDialog;
-class WXDLLEXPORT wxPrintPreviewBase;
-class WXDLLEXPORT wxPreviewCanvas;
-class WXDLLEXPORT wxPreviewControlBar;
-class WXDLLEXPORT wxPreviewFrame;
-class WXDLLEXPORT wxPrintFactory;
-class WXDLLEXPORT wxPrintNativeDataBase;
+#include "wx/dc.h"
+
+class WXDLLIMPEXP_FWD_CORE wxDC;
+class WXDLLIMPEXP_FWD_CORE wxButton;
+class WXDLLIMPEXP_FWD_CORE wxChoice;
+class WXDLLIMPEXP_FWD_CORE wxPrintout;
+class WXDLLIMPEXP_FWD_CORE wxPrinterBase;
+class WXDLLIMPEXP_FWD_CORE wxPrintDialogBase;
+class WXDLLIMPEXP_FWD_CORE wxPrintDialog;
+class WXDLLIMPEXP_FWD_CORE wxPageSetupDialogBase;
+class WXDLLIMPEXP_FWD_CORE wxPageSetupDialog;
+class WXDLLIMPEXP_FWD_CORE wxPrintPreviewBase;
+class WXDLLIMPEXP_FWD_CORE wxPreviewCanvas;
+class WXDLLIMPEXP_FWD_CORE wxPreviewControlBar;
+class WXDLLIMPEXP_FWD_CORE wxPreviewFrame;
+class WXDLLIMPEXP_FWD_CORE wxPrintFactory;
+class WXDLLIMPEXP_FWD_CORE wxPrintNativeDataBase;
 
 //----------------------------------------------------------------------------
 // error consts
@@ -58,29 +55,31 @@ enum wxPrinterError
 // wxPrintFactory
 //----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxPrintFactory
+class WXDLLIMPEXP_CORE wxPrintFactory
 {
 public:
     wxPrintFactory() {}
     virtual ~wxPrintFactory() {}
-    
+
     virtual wxPrinterBase *CreatePrinter( wxPrintDialogData* data ) = 0;
-    
-    virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, 
-                                                    wxPrintout *printout = NULL, 
+
+    virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
+                                                    wxPrintout *printout = NULL,
                                                     wxPrintDialogData *data = NULL ) = 0;
-    virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, 
-                                                    wxPrintout *printout, 
+    virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
+                                                    wxPrintout *printout,
                                                     wxPrintData *data ) = 0;
 
-    virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, 
+    virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
                                                   wxPrintDialogData *data = NULL ) = 0;
-    virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, 
+    virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
                                                   wxPrintData *data ) = 0;
-                                                  
+
     virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
                                                           wxPageSetupDialogData * data = NULL ) = 0;
-                                                  
+
+    virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data ) = 0;
+
     // What to do and what to show in the wxPrintDialog
     // a) Use the generic print setup dialog or a native one?
     virtual bool HasPrintSetupDialog() = 0;
@@ -94,34 +93,37 @@ public:
     virtual bool HasStatusLine() = 0;
     virtual wxString CreateStatusLine() = 0;
 
-                                                  
+
     virtual wxPrintNativeDataBase *CreatePrintNativeData() = 0;
-    
+
     static void SetPrintFactory( wxPrintFactory *factory );
     static wxPrintFactory *GetFactory();
+private:
     static wxPrintFactory *m_factory;
 };
 
-class WXDLLEXPORT wxNativePrintFactory: public wxPrintFactory
+class WXDLLIMPEXP_CORE wxNativePrintFactory: public wxPrintFactory
 {
 public:
     virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data );
-    
-    virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, 
-                                                    wxPrintout *printout = NULL, 
+
+    virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
+                                                    wxPrintout *printout = NULL,
                                                     wxPrintDialogData *data = NULL );
-    virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, 
+    virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
                                                     wxPrintout *printout,
                                                     wxPrintData *data );
-                                                    
-    virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, 
+
+    virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
                                                   wxPrintDialogData *data = NULL );
-    virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, 
+    virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
                                                   wxPrintData *data );
-                                                  
+
     virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
                                                           wxPageSetupDialogData * data = NULL );
-                                                  
+
+    virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data );
+
     virtual bool HasPrintSetupDialog();
     virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data );
     virtual bool HasOwnPrintToFile();
@@ -129,7 +131,7 @@ public:
     virtual wxString CreatePrinterLine();
     virtual bool HasStatusLine();
     virtual wxString CreateStatusLine();
-    
+
     virtual wxPrintNativeDataBase *CreatePrintNativeData();
 };
 
@@ -137,19 +139,20 @@ public:
 // wxPrintNativeDataBase
 //----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxPrintNativeDataBase: public wxObject
+class WXDLLIMPEXP_CORE wxPrintNativeDataBase: public wxObject
 {
 public:
     wxPrintNativeDataBase();
     virtual ~wxPrintNativeDataBase() {}
-    
+
     virtual bool TransferTo( wxPrintData &data ) = 0;
-    virtual bool TransferFrom( const wxPrintData &data ) = 0; 
-    
-    virtual bool Ok() const = 0;
-    
+    virtual bool TransferFrom( const wxPrintData &data ) = 0;
+
+    virtual bool Ok() const { return IsOk(); }
+    virtual bool IsOk() const = 0;
+
     int  m_ref;
-    
+
 private:
     DECLARE_CLASS(wxPrintNativeDataBase)
     DECLARE_NO_COPY_CLASS(wxPrintNativeDataBase)
@@ -163,7 +166,7 @@ private:
  * Represents the printer: manages printing a wxPrintout object
  */
 
-class WXDLLEXPORT wxPrinterBase: public wxObject
+class WXDLLIMPEXP_CORE wxPrinterBase: public wxObject
 {
 public:
     wxPrinterBase(wxPrintDialogData *data = (wxPrintDialogData *) NULL);
@@ -203,7 +206,7 @@ private:
 // wxPrinter
 //----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxPrinter: public wxPrinterBase
+class WXDLLIMPEXP_CORE wxPrinter: public wxPrinterBase
 {
 public:
     wxPrinter(wxPrintDialogData *data = (wxPrintDialogData *) NULL);
@@ -215,12 +218,12 @@ public:
     virtual bool Setup(wxWindow *parent);
     virtual bool Print(wxWindow *parent, wxPrintout *printout, bool prompt = true);
     virtual wxDC* PrintDialog(wxWindow *parent);
-    
+
     virtual wxPrintDialogData& GetPrintDialogData() const;
 
 protected:
     wxPrinterBase    *m_pimpl;
-    
+
 private:
     DECLARE_CLASS(wxPrinter)
     DECLARE_NO_COPY_CLASS(wxPrinter)
@@ -237,7 +240,7 @@ private:
  * object for previewing.
  */
 
-class WXDLLEXPORT wxPrintout: public wxObject
+class WXDLLIMPEXP_CORE wxPrintout: public wxObject
 {
 public:
     wxPrintout(const wxString& title = wxT("Printout"));
@@ -259,16 +262,37 @@ public:
 
     wxDC *GetDC() const { return m_printoutDC; }
     void SetDC(wxDC *dc) { m_printoutDC = dc; }
+
+    void FitThisSizeToPaper(const wxSize& imageSize);
+    void FitThisSizeToPage(const wxSize& imageSize);
+    void FitThisSizeToPageMargins(const wxSize& imageSize, const wxPageSetupDialogData& pageSetupData);
+    void MapScreenSizeToPaper();
+    void MapScreenSizeToPage();
+    void MapScreenSizeToPageMargins(const wxPageSetupDialogData& pageSetupData);
+    void MapScreenSizeToDevice();
+
+    wxRect GetLogicalPaperRect() const;
+    wxRect GetLogicalPageRect() const;
+    wxRect GetLogicalPageMarginsRect(const wxPageSetupDialogData& pageSetupData) const;
+
+    void SetLogicalOrigin(wxCoord x, wxCoord y);
+    void OffsetLogicalOrigin(wxCoord xoff, wxCoord yoff);
+
     void SetPageSizePixels(int w, int  h) { m_pageWidthPixels = w; m_pageHeightPixels = h; }
     void GetPageSizePixels(int *w, int  *h) const { *w = m_pageWidthPixels; *h = m_pageHeightPixels; }
     void SetPageSizeMM(int w, int  h) { m_pageWidthMM = w; m_pageHeightMM = h; }
     void GetPageSizeMM(int *w, int  *h) const { *w = m_pageWidthMM; *h = m_pageHeightMM; }
 
     void SetPPIScreen(int x, int y) { m_PPIScreenX = x; m_PPIScreenY = y; }
+    void SetPPIScreen(const wxSize& ppi) { SetPPIScreen(ppi.x, ppi.y); }
     void GetPPIScreen(int *x, int *y) const { *x = m_PPIScreenX; *y = m_PPIScreenY; }
     void SetPPIPrinter(int x, int y) { m_PPIPrinterX = x; m_PPIPrinterY = y; }
+    void SetPPIPrinter(const wxSize& ppi) { SetPPIPrinter(ppi.x, ppi.y); }
     void GetPPIPrinter(int *x, int *y) const { *x = m_PPIPrinterX; *y = m_PPIPrinterY; }
 
+    void SetPaperRectPixels(const wxRect& paperRectPixels) { m_paperRectPixels = paperRectPixels; }
+    wxRect GetPaperRectPixels() const { return m_paperRectPixels; }
+
     virtual bool IsPreview() const { return m_isPreview; }
 
     virtual void SetIsPreview(bool p) { m_isPreview = p; }
@@ -288,6 +312,8 @@ private:
     int              m_PPIPrinterX;
     int              m_PPIPrinterY;
 
+    wxRect           m_paperRectPixels;
+
     bool             m_isPreview;
 
 private:
@@ -295,12 +321,15 @@ private:
     DECLARE_NO_COPY_CLASS(wxPrintout)
 };
 
+//----------------------------------------------------------------------------
+// wxPreviewCanvas
+//----------------------------------------------------------------------------
+
 /*
- * wxPreviewCanvas
  * Canvas upon which a preview is drawn.
  */
 
-class WXDLLEXPORT wxPreviewCanvas: public wxScrolledWindow
+class WXDLLIMPEXP_CORE wxPreviewCanvas: public wxScrolledWindow
 {
 public:
     wxPreviewCanvas(wxPrintPreviewBase *preview,
@@ -309,15 +338,21 @@ public:
                     const wxSize& size = wxDefaultSize,
                     long style = 0,
                     const wxString& name = wxT("canvas"));
-    ~wxPreviewCanvas();
+    virtual ~wxPreviewCanvas();
+
+    void SetPreview(wxPrintPreviewBase *preview) { m_printPreview = preview; }
 
     void OnPaint(wxPaintEvent& event);
     void OnChar(wxKeyEvent &event);
-
     // Responds to colour changes
     void OnSysColourChanged(wxSysColourChangedEvent& event);
 
 private:
+#if wxUSE_MOUSEWHEEL
+    void OnMouseWheel(wxMouseEvent& event);
+#endif // wxUSE_MOUSEWHEEL
+    void OnIdle(wxIdleEvent& event);
+
     wxPrintPreviewBase* m_printPreview;
 
     DECLARE_CLASS(wxPreviewCanvas)
@@ -325,12 +360,15 @@ private:
     DECLARE_NO_COPY_CLASS(wxPreviewCanvas)
 };
 
+//----------------------------------------------------------------------------
+// wxPreviewFrame
+//----------------------------------------------------------------------------
+
 /*
- * wxPreviewFrame
  * Default frame for showing preview.
  */
 
-class WXDLLEXPORT wxPreviewFrame: public wxFrame
+class WXDLLIMPEXP_CORE wxPreviewFrame: public wxFrame
 {
 public:
     wxPreviewFrame(wxPrintPreviewBase *preview,
@@ -339,8 +377,8 @@ public:
                    const wxPoint& pos = wxDefaultPosition,
                    const wxSize& size = wxDefaultSize,
                    long style = wxDEFAULT_FRAME_STYLE,
-                   const wxString& name = wxT("frame"));
-    ~wxPreviewFrame();
+                   const wxString& name = wxFrameNameStr);
+    virtual ~wxPreviewFrame();
 
     void OnCloseWindow(wxCloseEvent& event);
     virtual void Initialize();
@@ -356,13 +394,18 @@ protected:
     wxWindowDisabler*     m_windowDisabler;
 
 private:
-    DECLARE_CLASS(wxPreviewFrame)
+    void OnChar(wxKeyEvent& event);
+
     DECLARE_EVENT_TABLE()
+    DECLARE_CLASS(wxPreviewFrame)
     DECLARE_NO_COPY_CLASS(wxPreviewFrame)
 };
 
+//----------------------------------------------------------------------------
+// wxPreviewControlBar
+//----------------------------------------------------------------------------
+
 /*
- * wxPreviewControlBar
  * A panel with buttons for controlling a print preview.
  * The programmer may wish to use other means for controlling
  * the print preview.
@@ -376,8 +419,8 @@ private:
 #define wxPREVIEW_LAST        32
 #define wxPREVIEW_GOTO        64
 
-#define wxPREVIEW_DEFAULT  wxPREVIEW_PREVIOUS|wxPREVIEW_NEXT|wxPREVIEW_ZOOM\
-                          |wxPREVIEW_FIRST|wxPREVIEW_GOTO|wxPREVIEW_LAST
+#define wxPREVIEW_DEFAULT  (wxPREVIEW_PREVIOUS|wxPREVIEW_NEXT|wxPREVIEW_ZOOM\
+                            |wxPREVIEW_FIRST|wxPREVIEW_GOTO|wxPREVIEW_LAST)
 
 // Ids for controls
 #define wxID_PREVIEW_CLOSE      1
@@ -389,7 +432,7 @@ private:
 #define wxID_PREVIEW_LAST       7
 #define wxID_PREVIEW_GOTO       8
 
-class WXDLLEXPORT wxPreviewControlBar: public wxPanel
+class WXDLLIMPEXP_CORE wxPreviewControlBar: public wxPanel
 {
     DECLARE_CLASS(wxPreviewControlBar)
 
@@ -401,7 +444,7 @@ public:
                         const wxSize& size = wxDefaultSize,
                         long style = wxTAB_TRAVERSAL,
                         const wxString& name = wxT("panel"));
-    ~wxPreviewControlBar();
+    virtual ~wxPreviewControlBar();
 
     virtual void CreateButtons();
     virtual void SetZoomControl(int zoom);
@@ -450,7 +493,7 @@ private:
  * Programmer creates an object of this class to preview a wxPrintout.
  */
 
-class WXDLLEXPORT wxPrintPreviewBase: public wxObject
+class WXDLLIMPEXP_CORE wxPrintPreviewBase: public wxObject
 {
 public:
     wxPrintPreviewBase(wxPrintout *printout,
@@ -474,9 +517,17 @@ public:
     virtual wxFrame *GetFrame() const;
     virtual wxPreviewCanvas *GetCanvas() const;
 
+    // This is a helper routine, used by the next 4 routines.
+
+    virtual void CalcRects(wxPreviewCanvas *canvas, wxRect& printableAreaRect, wxRect& paperRect);
+
     // The preview canvas should call this from OnPaint
     virtual bool PaintPage(wxPreviewCanvas *canvas, wxDC& dc);
 
+    // Updates rendered page by calling RenderPage() if needed, returns true
+    // if there was some change. Preview canvas should call it at idle time
+    virtual bool UpdatePageRendering();
+
     // This draws a blank page onto the preview canvas
     virtual bool DrawBlankPage(wxPreviewCanvas *canvas, wxDC& dc);
 
@@ -491,11 +542,12 @@ public:
     virtual int GetZoom() const;
 
     virtual wxPrintDialogData& GetPrintDialogData();
-    
+
     virtual int GetMaxPage() const;
     virtual int GetMinPage() const;
 
-    virtual bool Ok() const;
+    virtual bool Ok() const { return IsOk(); }
+    virtual bool IsOk() const;
     virtual void SetOk(bool ok);
 
     ///////////////////////////////////////////////////////////////////////////
@@ -511,16 +563,26 @@ public:
     // the currently selected printer.
     virtual void DetermineScaling() = 0;
 
+protected:
+    // helpers for RenderPage():
+    virtual bool RenderPageIntoDC(wxDC& dc, int pageNum);
+    // renders preview into m_previewBitmap
+    virtual bool RenderPageIntoBitmap(wxBitmap& bmp, int pageNum);
+
+    void InvalidatePreviewBitmap();
+
 protected:
     wxPrintDialogData m_printDialogData;
     wxPreviewCanvas*  m_previewCanvas;
     wxFrame*          m_previewFrame;
     wxBitmap*         m_previewBitmap;
+    bool              m_previewFailed;
     wxPrintout*       m_previewPrintout;
     wxPrintout*       m_printPrintout;
     int               m_currentPage;
     int               m_currentZoom;
-    float             m_previewScale;
+    float             m_previewScaleX;
+    float             m_previewScaleY;
     int               m_topMargin;
     int               m_leftMargin;
     int               m_pageWidth;
@@ -542,7 +604,7 @@ private:
 // wxPrintPreview
 //----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxPrintPreview: public wxPrintPreviewBase
+class WXDLLIMPEXP_CORE wxPrintPreview: public wxPrintPreviewBase
 {
 public:
     wxPrintPreview(wxPrintout *printout,
@@ -564,22 +626,25 @@ public:
     virtual wxFrame *GetFrame() const;
     virtual wxPreviewCanvas *GetCanvas() const;
     virtual bool PaintPage(wxPreviewCanvas *canvas, wxDC& dc);
+    virtual bool UpdatePageRendering();
     virtual bool DrawBlankPage(wxPreviewCanvas *canvas, wxDC& dc);
     virtual void AdjustScrollbars(wxPreviewCanvas *canvas);
     virtual bool RenderPage(int pageNum);
     virtual void SetZoom(int percent);
+    virtual int GetZoom() const;
 
     virtual bool Print(bool interactive);
     virtual void DetermineScaling();
-    
+
     virtual wxPrintDialogData& GetPrintDialogData();
-    
+
     virtual int GetMaxPage() const;
     virtual int GetMinPage() const;
 
-    virtual bool Ok() const;
+    virtual bool Ok() const { return IsOk(); }
+    virtual bool IsOk() const;
     virtual void SetOk(bool ok);
-    
+
 private:
     wxPrintPreviewBase *m_pimpl;
 
@@ -592,7 +657,7 @@ private:
 // wxPrintAbortDialog
 //----------------------------------------------------------------------------
 
-class WXDLLEXPORT wxPrintAbortDialog: public wxDialog
+class WXDLLIMPEXP_CORE wxPrintAbortDialog: public wxDialog
 {
 public:
     wxPrintAbortDialog(wxWindow *parent,