/[pcsx2_0.9.7]/trunk/3rdparty/wxWidgets/include/wx/html/htmprint.h
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exported r3113 from ./upstream/trunk
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: htmprint.h
3 // Purpose: html printing classes
4 // Author: Vaclav Slavik
5 // Created: 25/09/99
6 // RCS-ID: $Id: htmprint.h 47862 2007-08-03 08:50:49Z JS $
7 // Copyright: (c) Vaclav Slavik
8 // Licence: wxWindows licence
9 /////////////////////////////////////////////////////////////////////////////
10
11 #ifndef _WX_HTMPRINT_H_
12 #define _WX_HTMPRINT_H_
13
14 #include "wx/defs.h"
15
16 #if wxUSE_HTML & wxUSE_PRINTING_ARCHITECTURE
17
18 #include "wx/html/htmlcell.h"
19 #include "wx/html/winpars.h"
20 #include "wx/html/htmlfilt.h"
21
22 #include "wx/print.h"
23 #include "wx/printdlg.h"
24
25 #include <limits.h> // INT_MAX
26
27 //--------------------------------------------------------------------------------
28 // wxHtmlDCRenderer
29 // This class is capable of rendering HTML into specified
30 // portion of DC
31 //--------------------------------------------------------------------------------
32
33 class WXDLLIMPEXP_HTML wxHtmlDCRenderer : public wxObject
34 {
35 public:
36 wxHtmlDCRenderer();
37 virtual ~wxHtmlDCRenderer();
38
39 // Following 3 methods *must* be called before any call to Render:
40
41 // Assign DC to this render
42 void SetDC(wxDC *dc, double pixel_scale = 1.0);
43
44 // Sets size of output rectangle, in pixels. Note that you *can't* change
45 // width of the rectangle between calls to Render! (You can freely change height.)
46 void SetSize(int width, int height);
47
48 // Sets the text to be displayed.
49 // Basepath is base directory (html string would be stored there if it was in
50 // file). It is used to determine path for loading images, for example.
51 // isdir is false if basepath is filename, true if it is directory name
52 // (see wxFileSystem for detailed explanation)
53 void SetHtmlText(const wxString& html, const wxString& basepath = wxEmptyString, bool isdir = true);
54
55 // Sets fonts to be used when displaying HTML page. (if size null then default sizes used).
56 void SetFonts(const wxString& normal_face, const wxString& fixed_face, const int *sizes = NULL);
57
58 // Sets font sizes to be relative to the given size or the system
59 // default size; use either specified or default font
60 void SetStandardFonts(int size = -1,
61 const wxString& normal_face = wxEmptyString,
62 const wxString& fixed_face = wxEmptyString);
63
64 // [x,y] is position of upper-left corner of printing rectangle (see SetSize)
65 // from is y-coordinate of the very first visible cell
66 // to is y-coordinate of the next following page break, if any
67 // Returned value is y coordinate of first cell than didn't fit onto page.
68 // Use this value as 'from' in next call to Render in order to print multiple pages
69 // document
70 // If dont_render is TRUE then nothing is rendered into DC and it only counts
71 // pixels and return y coord of the next page
72 //
73 // known_pagebreaks and number_of_pages are used only when counting pages;
74 // otherwise, their default values should be used. Their purpose is to
75 // support pagebreaks using a subset of CSS2's <DIV>. The <DIV> handler
76 // needs to know what pagebreaks have already been set so that it doesn't
77 // set the same pagebreak twice.
78 //
79 // CAUTION! Render() changes DC's user scale and does NOT restore it!
80 int Render(int x, int y, wxArrayInt& known_pagebreaks, int from = 0,
81 int dont_render = FALSE, int to = INT_MAX);
82
83 // returns total height of the html document
84 // (compare Render's return value with this)
85 int GetTotalHeight();
86
87 private:
88 wxDC *m_DC;
89 wxHtmlWinParser *m_Parser;
90 wxFileSystem *m_FS;
91 wxHtmlContainerCell *m_Cells;
92 int m_MaxWidth, m_Width, m_Height;
93
94 DECLARE_NO_COPY_CLASS(wxHtmlDCRenderer)
95 };
96
97
98
99
100
101 enum {
102 wxPAGE_ODD,
103 wxPAGE_EVEN,
104 wxPAGE_ALL
105 };
106
107
108
109 //--------------------------------------------------------------------------------
110 // wxHtmlPrintout
111 // This class is derived from standard wxWidgets printout class
112 // and is used to print HTML documents.
113 //--------------------------------------------------------------------------------
114
115
116 class WXDLLIMPEXP_HTML wxHtmlPrintout : public wxPrintout
117 {
118 public:
119 wxHtmlPrintout(const wxString& title = wxT("Printout"));
120 virtual ~wxHtmlPrintout();
121
122 void SetHtmlText(const wxString& html, const wxString &basepath = wxEmptyString, bool isdir = true);
123 // prepares the class for printing this html document.
124 // Must be called before using the class, in fact just after constructor
125 //
126 // basepath is base directory (html string would be stored there if it was in
127 // file). It is used to determine path for loading images, for example.
128 // isdir is false if basepath is filename, true if it is directory name
129 // (see wxFileSystem for detailed explanation)
130
131 void SetHtmlFile(const wxString &htmlfile);
132 // same as SetHtmlText except that it takes regular file as the parameter
133
134 void SetHeader(const wxString& header, int pg = wxPAGE_ALL);
135 void SetFooter(const wxString& footer, int pg = wxPAGE_ALL);
136 // sets header/footer for the document. The argument is interpreted as HTML document.
137 // You can use macros in it:
138 // @PAGENUM@ is replaced by page number
139 // @PAGESCNT@ is replaced by total number of pages
140 //
141 // pg is one of wxPAGE_ODD, wxPAGE_EVEN and wx_PAGE_ALL constants.
142 // You can set different header/footer for odd and even pages
143
144 // Sets fonts to be used when displaying HTML page. (if size null then default sizes used).
145 void SetFonts(const wxString& normal_face, const wxString& fixed_face, const int *sizes = NULL);
146
147 // Sets font sizes to be relative to the given size or the system
148 // default size; use either specified or default font
149 void SetStandardFonts(int size = -1,
150 const wxString& normal_face = wxEmptyString,
151 const wxString& fixed_face = wxEmptyString);
152
153 void SetMargins(float top = 25.2, float bottom = 25.2, float left = 25.2, float right = 25.2,
154 float spaces = 5);
155 // sets margins in milimeters. Defaults to 1 inch for margins and 0.5cm for space
156 // between text and header and/or footer
157
158 // wxPrintout stuff:
159 bool OnPrintPage(int page);
160 bool HasPage(int page);
161 void GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, int *selPageTo);
162 bool OnBeginDocument(int startPage, int endPage);
163 void OnPreparePrinting();
164
165 // Adds input filter
166 static void AddFilter(wxHtmlFilter *filter);
167
168 // Cleanup
169 static void CleanUpStatics();
170
171 private:
172
173 void RenderPage(wxDC *dc, int page);
174 // renders one page into dc
175 wxString TranslateHeader(const wxString& instr, int page);
176 // substitute @PAGENUM@ and @PAGESCNT@ by real values
177 void CountPages();
178 // counts pages and fills m_NumPages and m_PageBreaks
179
180
181 private:
182 int m_NumPages;
183 //int m_PageBreaks[wxHTML_PRINT_MAX_PAGES];
184 wxArrayInt m_PageBreaks;
185
186 wxString m_Document, m_BasePath;
187 bool m_BasePathIsDir;
188 wxString m_Headers[2], m_Footers[2];
189
190 int m_HeaderHeight, m_FooterHeight;
191 wxHtmlDCRenderer *m_Renderer, *m_RendererHdr;
192 float m_MarginTop, m_MarginBottom, m_MarginLeft, m_MarginRight, m_MarginSpace;
193
194 // list of HTML filters
195 static wxList m_Filters;
196
197 DECLARE_NO_COPY_CLASS(wxHtmlPrintout)
198 };
199
200
201
202
203
204 //--------------------------------------------------------------------------------
205 // wxHtmlEasyPrinting
206 // This class provides very simple interface to printing
207 // architecture. It allows you to print HTML documents only
208 // with very few commands.
209 //
210 // Note : do not create this class on stack only.
211 // You should create an instance on app startup and
212 // use this instance for all printing. Why? The class
213 // stores page&printer settings in it.
214 //--------------------------------------------------------------------------------
215
216 class WXDLLIMPEXP_HTML wxHtmlEasyPrinting : public wxObject
217 {
218 public:
219 wxHtmlEasyPrinting(const wxString& name = wxT("Printing"), wxWindow *parentWindow = NULL);
220 virtual ~wxHtmlEasyPrinting();
221
222 bool PreviewFile(const wxString &htmlfile);
223 bool PreviewText(const wxString &htmltext, const wxString& basepath = wxEmptyString);
224 // Preview file / html-text for printing
225 // (and offers printing)
226 // basepath is base directory for opening subsequent files (e.g. from <img> tag)
227
228 bool PrintFile(const wxString &htmlfile);
229 bool PrintText(const wxString &htmltext, const wxString& basepath = wxEmptyString);
230 // Print file / html-text w/o preview
231
232 void PageSetup();
233 // pop up printer or page setup dialog
234
235 void SetHeader(const wxString& header, int pg = wxPAGE_ALL);
236 void SetFooter(const wxString& footer, int pg = wxPAGE_ALL);
237 // sets header/footer for the document. The argument is interpreted as HTML document.
238 // You can use macros in it:
239 // @PAGENUM@ is replaced by page number
240 // @PAGESCNT@ is replaced by total number of pages
241 //
242 // pg is one of wxPAGE_ODD, wxPAGE_EVEN and wx_PAGE_ALL constants.
243 // You can set different header/footer for odd and even pages
244
245 void SetFonts(const wxString& normal_face, const wxString& fixed_face, const int *sizes = 0);
246 // Sets fonts to be used when displaying HTML page. (if size null then default sizes used)
247
248 // Sets font sizes to be relative to the given size or the system
249 // default size; use either specified or default font
250 void SetStandardFonts(int size = -1,
251 const wxString& normal_face = wxEmptyString,
252 const wxString& fixed_face = wxEmptyString);
253
254 wxPrintData *GetPrintData();
255 wxPageSetupDialogData *GetPageSetupData() {return m_PageSetupData;}
256 // return page setting data objects.
257 // (You can set their parameters.)
258
259 #if wxABI_VERSION >= 20805
260 wxWindow* GetParentWindow() const { return m_ParentWindow; }
261 // get the parent window
262 void SetParentWindow(wxWindow* window) { m_ParentWindow = window; }
263 // set the parent window
264 #endif
265
266 protected:
267 virtual wxHtmlPrintout *CreatePrintout();
268 virtual bool DoPreview(wxHtmlPrintout *printout1, wxHtmlPrintout *printout2);
269 virtual bool DoPrint(wxHtmlPrintout *printout);
270
271 private:
272 wxPrintData *m_PrintData;
273 wxPageSetupDialogData *m_PageSetupData;
274 wxString m_Name;
275 int m_FontsSizesArr[7];
276 int *m_FontsSizes;
277 wxString m_FontFaceFixed, m_FontFaceNormal;
278
279 enum FontMode
280 {
281 FontMode_Explicit,
282 FontMode_Standard
283 };
284 FontMode m_fontMode;
285
286 wxString m_Headers[2], m_Footers[2];
287 wxWindow *m_ParentWindow;
288
289 DECLARE_NO_COPY_CLASS(wxHtmlEasyPrinting)
290 };
291
292
293
294
295 #endif // wxUSE_HTML & wxUSE_PRINTING_ARCHITECTURE
296
297 #endif // _WX_HTMPRINT_H_
298

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