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Hold a reference on m_widget for the life of the associated wxWindow object.
[wxWidgets.git] / include / wx / gtk / gnome / gprint.h
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: wx/gtk/gnome/gprint.h
3 // Author: Robert Roebling
4 // Purpose: GNOME printing support
5 // Created: 09/20/04
6 // RCS-ID: $Id$
7 // Copyright: Robert Roebling
8 // Licence: wxWindows Licence
9 /////////////////////////////////////////////////////////////////////////////
10
11 #ifndef _WX_GTK_GPRINT_H_
12 #define _WX_GTK_GPRINT_H_
13
14 #include "wx/defs.h"
15
16 #if wxUSE_LIBGNOMEPRINT
17
18 #include "wx/print.h"
19 #include "wx/printdlg.h"
20 #include "wx/dc.h"
21 #include "wx/module.h"
22
23 typedef struct _GnomePrintJob GnomePrintJob;
24 typedef struct _GnomePrintContext GnomePrintContext;
25 typedef struct _GnomePrintConfig GnomePrintConfig;
26
27 // ----------------------------------------------------------------------------
28 // wxGnomePrintModule
29 // ----------------------------------------------------------------------------
30
31 class wxGnomePrintModule: public wxModule
32 {
33 public:
34 wxGnomePrintModule() {}
35 bool OnInit();
36 void OnExit();
37
38 private:
39 DECLARE_DYNAMIC_CLASS(wxGnomePrintModule)
40 };
41
42 //----------------------------------------------------------------------------
43 // wxGnomePrintNativeData
44 //----------------------------------------------------------------------------
45
46 class wxGnomePrintNativeData: public wxPrintNativeDataBase
47 {
48 public:
49 wxGnomePrintNativeData();
50 virtual ~wxGnomePrintNativeData();
51
52 virtual bool TransferTo( wxPrintData &data );
53 virtual bool TransferFrom( const wxPrintData &data );
54
55 virtual bool Ok() const { return IsOk(); }
56 virtual bool IsOk() const { return true; }
57
58 GnomePrintConfig* GetPrintConfig() { return m_config; }
59 void SetPrintJob( GnomePrintJob *job ) { m_job = job; }
60 GnomePrintJob* GetPrintJob() { return m_job; }
61
62
63 private:
64 GnomePrintConfig *m_config;
65 GnomePrintJob *m_job;
66
67 DECLARE_DYNAMIC_CLASS(wxGnomePrintNativeData)
68 };
69
70 //----------------------------------------------------------------------------
71 // wxGnomePrintFactory
72 //----------------------------------------------------------------------------
73
74 class wxGnomePrintFactory: public wxPrintFactory
75 {
76 public:
77 virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data );
78
79 virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
80 wxPrintout *printout = NULL,
81 wxPrintDialogData *data = NULL );
82 virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
83 wxPrintout *printout,
84 wxPrintData *data );
85
86 virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
87 wxPrintDialogData *data = NULL );
88 virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
89 wxPrintData *data );
90
91 virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
92 wxPageSetupDialogData * data = NULL );
93
94 #if wxUSE_NEW_DC
95 virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data );
96 #else
97 virtual wxDC* CreatePrinterDC( const wxPrintData& data );
98 #endif
99
100 virtual bool HasPrintSetupDialog();
101 virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data );
102 virtual bool HasOwnPrintToFile();
103 virtual bool HasPrinterLine();
104 virtual wxString CreatePrinterLine();
105 virtual bool HasStatusLine();
106 virtual wxString CreateStatusLine();
107
108 virtual wxPrintNativeDataBase *CreatePrintNativeData();
109 };
110
111 //----------------------------------------------------------------------------
112 // wxGnomePrintDialog
113 //----------------------------------------------------------------------------
114
115 class wxGnomePrintDialog: public wxPrintDialogBase
116 {
117 public:
118 wxGnomePrintDialog( wxWindow *parent,
119 wxPrintDialogData* data = NULL );
120 wxGnomePrintDialog( wxWindow *parent, wxPrintData* data);
121 virtual ~wxGnomePrintDialog();
122
123 wxPrintData& GetPrintData()
124 { return m_printDialogData.GetPrintData(); }
125 wxPrintDialogData& GetPrintDialogData()
126 { return m_printDialogData; }
127
128 wxDC *GetPrintDC();
129
130 virtual int ShowModal();
131
132 virtual bool Validate();
133 virtual bool TransferDataToWindow();
134 virtual bool TransferDataFromWindow();
135
136 protected:
137 // Implement some base class methods to do nothing to avoid asserts and
138 // GTK warnings, since this is not a real wxDialog.
139 virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
140 int WXUNUSED(width), int WXUNUSED(height),
141 int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
142 virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
143 int WXUNUSED(width), int WXUNUSED(height)) {}
144
145 private:
146 void Init();
147 wxPrintDialogData m_printDialogData;
148
149 DECLARE_DYNAMIC_CLASS(wxGnomePrintDialog)
150 };
151
152 //----------------------------------------------------------------------------
153 // wxGnomePageSetupDialog
154 //----------------------------------------------------------------------------
155
156 class wxGnomePageSetupDialog: public wxPageSetupDialogBase
157 {
158 public:
159 wxGnomePageSetupDialog( wxWindow *parent,
160 wxPageSetupDialogData* data = NULL );
161 virtual ~wxGnomePageSetupDialog();
162
163 virtual wxPageSetupDialogData& GetPageSetupDialogData();
164
165 virtual int ShowModal();
166
167 virtual bool Validate();
168 virtual bool TransferDataToWindow();
169 virtual bool TransferDataFromWindow();
170
171 protected:
172 // Implement some base class methods to do nothing to avoid asserts and
173 // GTK warnings, since this is not a real wxDialog.
174 virtual void DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
175 int WXUNUSED(width), int WXUNUSED(height),
176 int WXUNUSED(sizeFlags) = wxSIZE_AUTO) {}
177 virtual void DoMoveWindow(int WXUNUSED(x), int WXUNUSED(y),
178 int WXUNUSED(width), int WXUNUSED(height)) {}
179
180 private:
181 wxPageSetupDialogData m_pageDialogData;
182
183 DECLARE_DYNAMIC_CLASS(wxGnomePageSetupDialog)
184 };
185
186 //----------------------------------------------------------------------------
187 // wxGnomePrinter
188 //----------------------------------------------------------------------------
189
190 class wxGnomePrinter: public wxPrinterBase
191 {
192 public:
193 wxGnomePrinter(wxPrintDialogData *data = NULL);
194 virtual ~wxGnomePrinter();
195
196 virtual bool Print(wxWindow *parent,
197 wxPrintout *printout,
198 bool prompt = true);
199 virtual wxDC* PrintDialog(wxWindow *parent);
200 virtual bool Setup(wxWindow *parent);
201
202 private:
203 bool m_native_preview;
204
205 private:
206 DECLARE_DYNAMIC_CLASS(wxGnomePrinter)
207 DECLARE_NO_COPY_CLASS(wxGnomePrinter)
208 };
209
210 //-----------------------------------------------------------------------------
211 // wxGnomePrinterDC
212 //-----------------------------------------------------------------------------
213
214 #if wxUSE_NEW_DC
215 class wxGnomePrinterDCImpl : public wxDCImpl
216 #else
217 #define wxGnomePrinterDCImpl wxGnomePrinterDC
218 class wxGnomePrinterDC : public wxDC
219 #endif
220 {
221 public:
222 #if wxUSE_NEW_DC
223 wxGnomePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data );
224 #else
225 wxGnomePrinterDC( const wxPrintData& data );
226 #endif
227 virtual ~wxGnomePrinterDCImpl();
228
229 bool Ok() const { return IsOk(); }
230 bool IsOk() const;
231
232 bool CanDrawBitmap() const { return true; }
233 void Clear();
234 void SetFont( const wxFont& font );
235 void SetPen( const wxPen& pen );
236 void SetBrush( const wxBrush& brush );
237 void SetLogicalFunction( int function );
238 void SetBackground( const wxBrush& brush );
239 void DestroyClippingRegion();
240 bool StartDoc(const wxString& message);
241 void EndDoc();
242 void StartPage();
243 void EndPage();
244 wxCoord GetCharHeight() const;
245 wxCoord GetCharWidth() const;
246 bool CanGetTextExtent() const { return true; }
247 wxSize GetPPI() const;
248 virtual int GetDepth() const { return 24; }
249 void SetBackgroundMode(int WXUNUSED(mode)) { }
250 void SetPalette(const wxPalette& WXUNUSED(palette)) { }
251
252 protected:
253 bool DoFloodFill(wxCoord x1, wxCoord y1, const wxColour &col, int style=wxFLOOD_SURFACE );
254 bool DoGetPixel(wxCoord x1, wxCoord y1, wxColour *col) const;
255 void DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2);
256 void DoCrossHair(wxCoord x, wxCoord y);
257 void DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc);
258 void DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea);
259 void DoDrawPoint(wxCoord x, wxCoord y);
260 void DoDrawLines(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0);
261 void DoDrawPolygon(int n, wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
262 void DoDrawPolyPolygon(int n, int count[], wxPoint points[], wxCoord xoffset = 0, wxCoord yoffset = 0, int fillStyle=wxODDEVEN_RULE);
263 void DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
264 void DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius = 20.0);
265 void DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
266 #if wxUSE_SPLINES
267 void DoDrawSpline(const wxPointList *points);
268 #endif
269 bool DoBlit(wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
270 wxDC *source, wxCoord xsrc, wxCoord ysrc, int rop = wxCOPY, bool useMask = false,
271 wxCoord xsrcMask = wxDefaultCoord, wxCoord ysrcMask = wxDefaultCoord);
272 void DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y );
273 void DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask = false );
274 void DoDrawText(const wxString& text, wxCoord x, wxCoord y );
275 void DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle);
276 void DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
277 void DoSetDeviceClippingRegion( const wxRegion &WXUNUSED(clip) )
278 {
279 wxFAIL_MSG( "not implemented" );
280 }
281 void DoGetTextExtent(const wxString& string, wxCoord *x, wxCoord *y,
282 wxCoord *descent = (wxCoord *) NULL,
283 wxCoord *externalLeading = (wxCoord *) NULL,
284 const wxFont *theFont = (wxFont *) NULL ) const;
285 void DoGetSize(int* width, int* height) const;
286 void DoGetSizeMM(int *width, int *height) const;
287
288 void SetPrintData(const wxPrintData& data);
289 wxPrintData& GetPrintData() { return m_printData; }
290
291 // overriden for wxPrinterDC Impl
292 virtual wxRect GetPaperRect();
293 virtual int GetResolution();
294
295 private:
296 wxPrintData m_printData;
297 PangoContext *m_context;
298 PangoLayout *m_layout;
299 PangoFontDescription *m_fontdesc;
300
301 unsigned char m_currentRed;
302 unsigned char m_currentGreen;
303 unsigned char m_currentBlue;
304
305 double m_pageHeight;
306
307 GnomePrintContext *m_gpc;
308 GnomePrintJob* m_job;
309
310 void makeEllipticalPath(wxCoord x, wxCoord y, wxCoord width, wxCoord height);
311
312 private:
313 DECLARE_DYNAMIC_CLASS(wxGnomePrinterDCImpl)
314 DECLARE_NO_COPY_CLASS(wxGnomePrinterDCImpl)
315 };
316
317 // ----------------------------------------------------------------------------
318 // wxGnomePrintPreview: programmer creates an object of this class to preview a
319 // wxPrintout.
320 // ----------------------------------------------------------------------------
321
322 class wxGnomePrintPreview : public wxPrintPreviewBase
323 {
324 public:
325 wxGnomePrintPreview(wxPrintout *printout,
326 wxPrintout *printoutForPrinting = (wxPrintout *) NULL,
327 wxPrintDialogData *data = (wxPrintDialogData *) NULL);
328 wxGnomePrintPreview(wxPrintout *printout,
329 wxPrintout *printoutForPrinting,
330 wxPrintData *data);
331
332 virtual ~wxGnomePrintPreview();
333
334 virtual bool Print(bool interactive);
335 virtual void DetermineScaling();
336
337 private:
338 void Init(wxPrintout *printout, wxPrintout *printoutForPrinting);
339
340 private:
341 DECLARE_CLASS(wxGnomePrintPreview)
342 };
343
344
345 #endif
346 // wxUSE_LIBGNOMEPRINT
347
348 #endif