added printing

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@529 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

user/wxLayout/wxLayout.cpp

@@ -30,18 +30,41 @@ IMPLEMENT_APP(MyApp)
 // MyFrame
 //-----------------------------------------------------------------------------
 
-   enum ids{ ID_EDIT = 1, ID_ADD_SAMPLE, ID_CLEAR, ID_PRINT, ID_DPRINT,
+   enum ids{ ID_EDIT = 1, ID_ADD_SAMPLE, ID_CLEAR, ID_PRINT,
+             ID_PRINT_SETUP, ID_PAGE_SETUP, ID_PREVIEW, ID_PRINT_PS,
+             ID_PRINT_SETUP_PS, ID_PAGE_SETUP_PS,ID_PREVIEW_PS,
+             ID_DPRINT,
              ID_WXLAYOUT_DEBUG, ID_QUIT, ID_CLICK, ID_HTML, ID_TEXT, ID_TEST };
 
 
 IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
 
    BEGIN_EVENT_TABLE(MyFrame,wxFrame)
+    EVT_MENU(ID_PRINT, MyFrame::OnPrint)
+    EVT_MENU(ID_PREVIEW, MyFrame::OnPrintPreview)
+    EVT_MENU(ID_PRINT_SETUP, MyFrame::OnPrintSetup)
+    EVT_MENU(ID_PAGE_SETUP, MyFrame::OnPageSetup)
+    EVT_MENU(ID_PRINT_PS, MyFrame::OnPrintPS)
+    EVT_MENU(ID_PREVIEW_PS, MyFrame::OnPrintPreviewPS)
+    EVT_MENU(ID_PRINT_SETUP_PS, MyFrame::OnPrintSetupPS)
+    EVT_MENU(ID_PAGE_SETUP_PS, MyFrame::OnPageSetupPS)
     EVT_MENU    (-1,       MyFrame::OnCommand)
     EVT_COMMAND (-1,-1,    MyFrame::OnCommand)
     EVT_CHAR    (  wxLayoutWindow::OnChar  )
    END_EVENT_TABLE()
 
+
+
+
+
+
+int orientation = wxPORTRAIT;
+
+
+
+
+
+   
    MyFrame::MyFrame(void) :
       wxFrame( NULL, -1, "wxLayout", wxPoint(20,20), wxSize(600,360) )
 {
@@ -54,7 +77,20 @@ IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
    file_menu->Append( ID_ADD_SAMPLE, "Example");
    file_menu->Append( ID_EDIT, "Edit");
    file_menu->Append( ID_WXLAYOUT_DEBUG, "Debug");
-   file_menu->Append( ID_PRINT, "Print");
+
+  file_menu->Append(ID_PRINT, "&Print...", "Print");
+  file_menu->Append(ID_PRINT_SETUP, "Print &Setup...","Setup printer properties");
+  file_menu->Append(ID_PAGE_SETUP, "Page Set&up...", "Page setup");
+  file_menu->Append(ID_PREVIEW, "Print Pre&view", "Preview");
+#ifdef __WXMSW__
+  file_menu->AppendSeparator();
+  file_menu->Append(ID_PRINT_PS, "Print PostScript...", "Print (PostScript)");
+  file_menu->Append(ID_PRINT_SETUP_PS, "Print Setup PostScript...", "Setup printer properties (PostScript)");
+  file_menu->Append(ID_PAGE_SETUP_PS, "Page Setup PostScript...", "Page setup (PostScript)");
+  file_menu->Append(ID_PREVIEW_PS, "Print Preview PostScript", "Preview (PostScript)");
+#endif
+  file_menu->AppendSeparator();
+
    file_menu->Append( ID_DPRINT, "Direct Print");
    file_menu->Append( ID_TEXT, "Export Text");
    file_menu->Append( ID_HTML, "Export HTML");
@@ -262,6 +298,137 @@ void MyFrame::OnCommand( wxCommandEvent &event )
    }
 };
 
+void MyFrame::OnPrint(wxCommandEvent& WXUNUSED(event))
+{
+#ifdef __WXMSW__
+      wxGetApp().SetPrintMode(wxPRINT_WINDOWS);
+#else
+      wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
+#endif
+      wxPrinter printer;
+      wxLayoutPrintout printout( m_lwin->GetLayoutList(),"My printout");
+      if (!printer.Print(this, &printout, TRUE))
+        wxMessageBox("There was a problem printing.\nPerhaps your current printer is not set correctly?", "Printing", wxOK);
+}
+
+void MyFrame::OnPrintPS(wxCommandEvent& WXUNUSED(event))
+{
+      wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
+
+      wxPostScriptPrinter printer;
+      wxLayoutPrintout printout( m_lwin->GetLayoutList(),"My printout");
+      printer.Print(this, &printout, TRUE);
+}
+
+void MyFrame::OnPrintPreview(wxCommandEvent& WXUNUSED(event))
+{
+#ifdef __WXMSW__
+      wxGetApp().SetPrintMode(wxPRINT_WINDOWS);
+#else
+      wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
+#endif
+      wxPrintData printData;
+      printData.SetOrientation(orientation);
+
+      // Pass two printout objects: for preview, and possible printing.
+      wxPrintPreview *preview = new wxPrintPreview(new wxLayoutPrintout( m_lwin->GetLayoutList()), new wxLayoutPrintout( m_lwin->GetLayoutList()), & printData);
+      if (!preview->Ok())
+      {
+        delete preview;
+        wxMessageBox("There was a problem previewing.\nPerhaps your current printer is not set correctly?", "Previewing", wxOK);
+        return;
+      }
+      
+      wxPreviewFrame *frame = new wxPreviewFrame(preview, this, "Demo Print Preview", wxPoint(100, 100), wxSize(600, 650));
+      frame->Centre(wxBOTH);
+      frame->Initialize();
+      frame->Show(TRUE);
+}
+
+void MyFrame::OnPrintPreviewPS(wxCommandEvent& WXUNUSED(event))
+{
+      wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
+
+      wxPrintData printData;
+      printData.SetOrientation(orientation);
+
+      // Pass two printout objects: for preview, and possible printing.
+      wxPrintPreview *preview = new wxPrintPreview(new wxLayoutPrintout( m_lwin->GetLayoutList()), new wxLayoutPrintout( m_lwin->GetLayoutList()), & printData);
+      wxPreviewFrame *frame = new wxPreviewFrame(preview, this, "Demo Print Preview", wxPoint(100, 100), wxSize(600, 650));
+      frame->Centre(wxBOTH);
+      frame->Initialize();
+      frame->Show(TRUE);
+}
+
+void MyFrame::OnPrintSetup(wxCommandEvent& WXUNUSED(event))
+{
+#ifdef __WXMSW__
+      wxGetApp().SetPrintMode(wxPRINT_WINDOWS);
+#else
+      wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
+#endif
+      wxPrintData data;
+      data.SetOrientation(orientation);
+
+#ifdef __WXMSW__
+      wxPrintDialog printerDialog(this, & data);
+#else
+      wxGenericPrintDialog printerDialog(this, & data);
+#endif
+      printerDialog.GetPrintData().SetSetupDialog(TRUE);
+      printerDialog.ShowModal();
+
+      orientation = printerDialog.GetPrintData().GetOrientation();
+}
+
+void MyFrame::OnPageSetup(wxCommandEvent& WXUNUSED(event))
+{
+#ifdef __WXMSW__
+      wxGetApp().SetPrintMode(wxPRINT_WINDOWS);
+#else
+      wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
+#endif
+      wxPageSetupData data;
+      data.SetOrientation(orientation);
+
+#ifdef __WXMSW__
+      wxPageSetupDialog pageSetupDialog(this, & data);
+#else
+      wxGenericPageSetupDialog pageSetupDialog(this, & data);
+#endif
+      pageSetupDialog.ShowModal();
+
+      data = pageSetupDialog.GetPageSetupData();
+      orientation = data.GetOrientation();
+}
+
+void MyFrame::OnPrintSetupPS(wxCommandEvent& WXUNUSED(event))
+{
+      wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
+
+      wxPrintData data;
+      data.SetOrientation(orientation);
+
+      wxGenericPrintDialog printerDialog(this, & data);
+      printerDialog.GetPrintData().SetSetupDialog(TRUE);
+      printerDialog.ShowModal();
+
+      orientation = printerDialog.GetPrintData().GetOrientation();
+}
+
+void MyFrame::OnPageSetupPS(wxCommandEvent& WXUNUSED(event))
+{
+      wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
+
+      wxPageSetupData data;
+      data.SetOrientation(orientation);
+
+      wxGenericPageSetupDialog pageSetupDialog(this, & data);
+      pageSetupDialog.ShowModal();
+
+      orientation = pageSetupDialog.GetPageSetupData().GetOrientation();
+}
+
 
 //-----------------------------------------------------------------------------
 // MyApp

user/wxLayout/wxLayout.h

@@ -35,6 +35,16 @@ class MyFrame: public wxFrame
    void AddSampleText(wxLayoutList &llist);
    void Clear(void);
    void OnCommand( wxCommandEvent &event );
+
+    void OnPrint(wxCommandEvent& event);
+    void OnPrintPreview(wxCommandEvent& event);
+    void OnPrintSetup(wxCommandEvent& event);
+    void OnPageSetup(wxCommandEvent& event);
+    void OnPrintPS(wxCommandEvent& event);
+    void OnPrintPreviewPS(wxCommandEvent& event);
+    void OnPrintSetupPS(wxCommandEvent& event);
+    void OnPageSetupPS(wxCommandEvent& event);
+
    DECLARE_EVENT_TABLE()
 
 private:

user/wxLayout/wxllist.cpp

@@ -46,7 +46,7 @@ static const char *g_aTypeStrings[] =
 };
    
 #  define   wxLayoutDebug        wxLogDebug
-#  define   WXL_VAR(x)           wxLogDebug(#x " = ", x)
+#  define   WXL_VAR(x)           cerr << #x " = " << x ;
 #  define   WXL_DBG_POINT(p)     wxLogDebug(#p ": (%d, %d)", p.x, p.y)
 #  define   WXL_TRACE(f)         wxLogDebug(#f ": ")
 #  define   TypeString(t)        g_aTypeStrings[t]
@@ -236,6 +236,7 @@ wxLayoutList::SetFont(int family, int size, int style, int weight,
 void
 wxLayoutList::SetFont(int family, int size, int style, int weight,
                       int underline, char const *fg, char const *bg)
+
 {
    wxColour const
       * cfg = NULL,
@@ -255,14 +256,15 @@ void
 wxLayoutList::GetSize(CoordType *max_x, CoordType *max_y,
                       CoordType *lineHeight)
 {
-   wxASSERT(max_x); wxASSERT(max_y); wxASSERT(lineHeight);
+   
-   *max_x = m_MaxX;
+   if(max_x) *max_x = m_MaxX;
-   *max_y = m_MaxY;
+   if(max_y) *max_y = m_MaxY;
-   *lineHeight = m_LineHeight;
+   if(lineHeight) *lineHeight = m_LineHeight;
 }
 
 wxLayoutObjectBase *
-wxLayoutList::Draw(wxDC &dc, bool findObject, wxPoint const &findCoords)
+wxLayoutList::Draw(wxDC &dc, bool findObject, wxPoint const
+                   &findCoords, int pageNo, bool reallyDraw)
 {
    wxLayoutObjectList::iterator i;
 
@@ -310,19 +312,16 @@ wxLayoutList::Draw(wxDC &dc, bool findObject, wxPoint const &findCoords)
       int top, bottom, left, right;
    } margins;
 
-   if(
+   int currentPage = 1;
-#ifdef __WXMSW__
+   
-      dc.IsKindOf(CLASSINFO(wxPrinterDC)) ||
+   if(pageNo > 0)
-#endif
-      dc.IsKindOf(CLASSINFO(wxPostScriptDC)))
    {
       dc.GetSize(&pageWidth, &pageHeight);
-      dc.StartDoc(_("Printing..."));
+      WXL_VAR(pageHeight);
-      dc.StartPage();
+      margins.top = 0;   //(1*pageHeight)/10;    // 10%
-      margins.top = (1*pageHeight)/10;    // 10%
+      margins.bottom = pageHeight;// (9*pageHeight)/10; // 90%
-      margins.bottom = (9*pageHeight)/10; // 90%
+      margins.left = 0;  //(1*pageWidth)/10;
-      margins.left = (1*pageWidth)/10;
+      margins.right = pageWidth; //(9*pageWidth)/10;
-      margins.right = (9*pageWidth)/10;
    }
    else
    {
@@ -330,7 +329,7 @@ wxLayoutList::Draw(wxDC &dc, bool findObject, wxPoint const &findCoords)
       margins.right = -1;
       margins.bottom = -1;
    }
-   position.y = margins.right;
+   position.y = margins.top;
    position.x = margins.left;
    
    // if the cursorobject is a cmd, we need to find the first
@@ -365,8 +364,14 @@ wxLayoutList::Draw(wxDC &dc, bool findObject, wxPoint const &findCoords)
       type = (*i)->GetType();
 
       // to initialise sizes of objects, we need to call Draw
+      if(draw && (pageNo == -1 || pageNo == currentPage))
+      {
          (*i)->Draw(dc, position, baseLine, draw);
-
+#ifdef   WXLAYOUT_DEBUG
+         if(i == begin())
+            wxLogDebug("first position = (%d,%d)",(int) position.x, (int)position.y);
+#endif
+      }
       // update coordinates for next object:
       size = (*i)->GetSize(&objBaseLine);
       if(findObject && draw)  // we need to look for an object
@@ -448,18 +453,20 @@ wxLayoutList::Draw(wxDC &dc, bool findObject, wxPoint const &findCoords)
          {
             // if the this line needs to go onto a new page, we need
             // to change pages before drawing it:
-            if(margins.bottom != -1 && position.y > margins.bottom)
+            if(pageNo > 0 && position.y > margins.bottom)
             {
-               dc.EndPage();
+               currentPage++;
                position_HeadOfLine.y = margins.top;
-               dc.StartPage();
             }
+            if(reallyDraw && (pageNo == -1 || pageNo == currentPage))
+            {
                // do this line again, this time drawing it
                position = position_HeadOfLine;
                draw = true;
                i = headOfLine;
                continue;
             }
+         }
          else // we have drawn a line, so continue calculating next one
             draw = false;
       }
@@ -478,7 +485,6 @@ wxLayoutList::Draw(wxDC &dc, bool findObject, wxPoint const &findCoords)
       }
       i++;
    }
-   dc.EndDoc();
    // draw the cursor
    if(m_Editable)
    {
@@ -997,3 +1003,74 @@ wxLayoutList::Clear(int family, int size, int style, int weight,
                         m_FontWeight,m_FontUnderline,
                         m_ColourFG, m_ColourBG);
 }
+
+
+
+/******************** printing stuff ********************/
+
+bool wxLayoutPrintout::OnPrintPage(int page)
+{
+  wxDC *dc = GetDC();
+  if (dc)
+  {
+     m_llist->Draw(*dc,false,wxPoint(0,0),page);
+     return TRUE;
+  }
+  else
+    return FALSE;
+}
+
+bool wxLayoutPrintout::OnBeginDocument(int startPage, int endPage)
+{
+  if (!wxPrintout::OnBeginDocument(startPage, endPage))
+    return FALSE;
+
+  return TRUE;
+}
+
+void wxLayoutPrintout::GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, int *selPageTo)
+{
+
+   // This code doesn't work, because we don't have a DC yet.
+   // How on earth are we supposed to calculate the number of pages then?
+
+   *minPage = 1;
+   *maxPage = 32000;
+
+   *selPageFrom = 1;
+   *selPageTo = 1;
+
+#if 0
+   CoordType height;
+   int pageWidth, pageHeight;
+
+   wxDC *dc = GetDC();
+   wxASSERT(dc);
+
+   dc->GetSize(&pageWidth, &pageHeight);
+// don't draw but just recalculate sizes:
+   m_llist->Draw(*dc,false,wxPoint(0,0),-1,false);
+   m_llist->GetSize(NULL,&height,NULL);
+   
+   *minPage = 1;
+   *maxPage = height/pageHeight+1;
+
+   *selPageFrom = 1;
+   *selPageTo = *maxPage;
+   m_maxPage = *maxPage;
+#endif
+   
+}
+
+bool wxLayoutPrintout::HasPage(int pageNum)
+{
+   return true;
+//   return m_maxPage >= pageNum;
+}
+
+
+wxLayoutPrintout *
+wxLayoutList::MakePrintout(wxString const &name)
+{
+   return new wxLayoutPrintout(*this,name);
+}

user/wxLayout/wxllist.h

@@ -15,6 +15,10 @@
 #include   "kbList.h"
 
 #include   "wx/wx.h"
+#include "wx/print.h"
+#include "wx/printdlg.h"
+#include "wx/generic/printps.h"
+#include "wx/generic/prntdlgg.h"
 
 // skip the following defines if embedded in M application
 #ifdef   M_BASEDIR
@@ -189,6 +193,8 @@ public:
 };
 
 
+class wxLayoutPrintout;
+
 /**
    This class provides a high level abstraction to the wxFText
    classes.
@@ -229,10 +235,14 @@ public:
        @param findObject if true, return the object occupying the
        position specified by coords
        @param coords position where to find the object
+       @pageNo if > 0, print only that page of a document (for
+       printing)
+       @reallyDraw set this to false if you don't want to draw but just calculate the coordinates
        @return if findObject == true, the object or NULL
    */
    wxLayoutObjectBase *Draw(wxDC &dc, bool findObject = false,
-                       wxPoint const &coords = wxPoint(0,0));
+                            wxPoint const &coords = wxPoint(0,0),
+                            int pageNo = -1, bool reallyDraw = true);
 
 #ifdef WXLAYOUT_DEBUG
    void Debug(void);
@@ -244,6 +254,7 @@ public:
    void GetSize(CoordType *max_x, CoordType *max_y,
                 CoordType *lineHeight);
 
+   
    /**@name Functionality for editing */
    //@{
    /// set list editable or read only
@@ -269,6 +280,8 @@ public:
    // only used to decide whether we are before or after linebreak
    CoordType GetLineLength(wxLayoutObjectList::iterator i,
                            CoordType offs = 0);
+   wxLayoutPrintout *MakePrintout(wxString const &name);
+
 //@}
 protected:
    /// font parameters:
@@ -307,4 +320,19 @@ protected:
    
 };
 
+class wxLayoutPrintout: public wxPrintout
+{
+ public:
+   wxLayoutPrintout(wxLayoutList &llist, wxString const & title = "My printout"):wxPrintout(title)
+      { m_llist = &llist; m_maxPage = 0; }
+  bool OnPrintPage(int page);
+  bool HasPage(int page);
+  bool OnBeginDocument(int startPage, int endPage);
+   void GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, int
+                    *selPageTo);
+private:
+   wxLayoutList *m_llist;
+   int           m_maxPage;
+};
+
 #endif // WXLLIST_H