X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/655719367ac5e131d9642e5783f3ecf64d1a3385..a28882ab8bb5b47b4089d3c894b41ad4afcadcc6:/include/wx/html/winpars.h diff --git a/include/wx/html/winpars.h b/include/wx/html/winpars.h index 24ed74b270..f634481287 100644 --- a/include/wx/html/winpars.h +++ b/include/wx/html/winpars.h @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: winpars.h +// Name: wx/html/winpars.h // Purpose: wxHtmlWinParser class (parser to be used with wxHtmlWindow) // Author: Vaclav Slavik // RCS-ID: $Id$ @@ -7,14 +7,9 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// - #ifndef _WX_WINPARS_H_ #define _WX_WINPARS_H_ -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma interface "winpars.h" -#endif - #include "wx/defs.h" #if wxUSE_HTML @@ -24,10 +19,12 @@ #include "wx/html/htmlcell.h" #include "wx/encconv.h" -class WXDLLIMPEXP_HTML wxHtmlWindow; -class WXDLLIMPEXP_HTML wxHtmlWinParser; -class WXDLLIMPEXP_HTML wxHtmlWinTagHandler; -class WXDLLIMPEXP_HTML wxHtmlTagsModule; +class WXDLLIMPEXP_FWD_HTML wxHtmlWindow; +class WXDLLIMPEXP_FWD_HTML wxHtmlWindowInterface; +class WXDLLIMPEXP_FWD_HTML wxHtmlWinParser; +class WXDLLIMPEXP_FWD_HTML wxHtmlWinTagHandler; +class WXDLLIMPEXP_FWD_HTML wxHtmlTagsModule; + //-------------------------------------------------------------------------------- // wxHtmlWinParser @@ -42,8 +39,9 @@ class WXDLLIMPEXP_HTML wxHtmlWinParser : public wxHtmlParser friend class wxHtmlWindow; public: - wxHtmlWinParser(wxHtmlWindow *wnd = NULL); - ~wxHtmlWinParser(); + wxHtmlWinParser(wxHtmlWindowInterface *wndIface = NULL); + + virtual ~wxHtmlWinParser(); virtual void InitParser(const wxString& source); virtual void DoneParser(); @@ -54,7 +52,8 @@ public: // Set's the DC used for parsing. If SetDC() is not called, // parsing won't proceed virtual void SetDC(wxDC *dc, double pixel_scale = 1.0) - { m_DC = dc; m_PixelScale = pixel_scale; } + { SetDC(dc, pixel_scale, pixel_scale); } + void SetDC(wxDC *dc, double pixel_scale, double font_scale); wxDC *GetDC() {return m_DC;} double GetPixelScale() {return m_PixelScale;} @@ -66,11 +65,21 @@ public: // for this DC. If you want actual values, call // GetDC()->GetChar...() - // returns associated wxWindow - wxHtmlWindow *GetWindow() {return m_Window;} + // returns interface to the rendering window + wxHtmlWindowInterface *GetWindowInterface() {return m_windowInterface;} +#if WXWIN_COMPATIBILITY_2_6 + // deprecated, use GetWindowInterface()->GetHTMLWindow() instead + wxDEPRECATED( wxHtmlWindow *GetWindow() ); +#endif // Sets fonts to be used when displaying HTML page. (if size null then default sizes used). - void SetFonts(wxString normal_face, wxString fixed_face, const int *sizes = NULL); + void SetFonts(const wxString& normal_face, const wxString& fixed_face, const int *sizes = NULL); + + // Sets font sizes to be relative to the given size or the system + // default size; use either specified or default font + void SetStandardFonts(int size = -1, + const wxString& normal_face = wxEmptyString, + const wxString& fixed_face = wxEmptyString); // Adds tags module. see wxHtmlTagsModule for details. static void AddModule(wxHtmlTagsModule *module); @@ -98,6 +107,8 @@ public: int GetFontSize() const {return m_FontSize;} void SetFontSize(int s); + // Try to map a font size in points to the HTML 1-7 font size range. + void SetFontPointSize(int pt); int GetFontBold() const {return m_FontBold;} void SetFontBold(int x) {m_FontBold = x;} int GetFontItalic() const {return m_FontItalic;} @@ -111,13 +122,31 @@ public: int GetAlign() const {return m_Align;} void SetAlign(int a) {m_Align = a;} + + wxHtmlScriptMode GetScriptMode() const { return m_ScriptMode; } + void SetScriptMode(wxHtmlScriptMode mode) { m_ScriptMode = mode; } + long GetScriptBaseline() const { return m_ScriptBaseline; } + void SetScriptBaseline(long base) { m_ScriptBaseline = base; } + const wxColour& GetLinkColor() const { return m_LinkColor; } void SetLinkColor(const wxColour& clr) { m_LinkColor = clr; } const wxColour& GetActualColor() const { return m_ActualColor; } void SetActualColor(const wxColour& clr) { m_ActualColor = clr ;} + const wxColour& GetActualBackgroundColor() const { return m_ActualBackgroundColor; } + void SetActualBackgroundColor(const wxColour& clr) { m_ActualBackgroundColor = clr;} + int GetActualBackgroundMode() const { return m_ActualBackgroundMode; } + void SetActualBackgroundMode(int mode) { m_ActualBackgroundMode = mode;} const wxHtmlLinkInfo& GetLink() const { return m_Link; } void SetLink(const wxHtmlLinkInfo& link); + // applies current parser state (link, sub/supscript, ...) to given cell + void ApplyStateToCell(wxHtmlCell *cell); + + // Needs to be called after inserting a cell that interrupts the flow of + // the text like e.g. and tells us to not consider any of the + // following space as being part of the same space run as before. + void StopCollapsingSpaces() { m_tmpLastWasSpace = false; } + #if !wxUSE_UNICODE void SetInputEncoding(wxFontEncoding enc); wxFontEncoding GetInputEncoding() const { return m_InputEnc; } @@ -128,17 +157,33 @@ public: // creates font depending on m_Font* members. virtual wxFont* CreateCurrentFont(); + enum WhitespaceMode + { + Whitespace_Normal, // normal mode, collapse whitespace + Whitespace_Pre // inside
, keep whitespace as-is + }; + + // change the current whitespace handling mode + void SetWhitespaceMode(WhitespaceMode mode) { m_whitespaceMode = mode; } + WhitespaceMode GetWhitespaceMode() const { return m_whitespaceMode; } + protected: - virtual void AddText(const wxChar* txt); + virtual void AddText(const wxString& txt); private: + void FlushWordBuf(wxChar *temp, int& len); + void AddWord(wxHtmlWordCell *word); + void AddWord(const wxString& word) + { AddWord(new wxHtmlWordCell(word, *(GetDC()))); } + void AddPreBlock(const wxString& text); + bool m_tmpLastWasSpace; wxChar *m_tmpStrBuf; size_t m_tmpStrBufSize; // temporary variables used by AddText - wxHtmlWindow *m_Window; + wxHtmlWindowInterface *m_windowInterface; // window we're parsing for - double m_PixelScale; + double m_PixelScale, m_FontScale; wxDC *m_DC; // Device Context we're parsing for static wxList m_Modules; @@ -148,19 +193,25 @@ private: wxHtmlContainerCell *m_Container; // current container. See Open/CloseContainer for details. - int m_FontBold, m_FontItalic, m_FontUnderlined, m_FontFixed; // this is not TRUE,FALSE but 1,0, we need it for indexing - int m_FontSize; /* -2 to +4, 0 is default */ + int m_FontBold, m_FontItalic, m_FontUnderlined, m_FontFixed; // this is not true,false but 1,0, we need it for indexing + int m_FontSize; // From 1 (smallest) to 7, default is 3. wxColour m_LinkColor; wxColour m_ActualColor; + wxColour m_ActualBackgroundColor; + int m_ActualBackgroundMode; // basic font parameters. wxHtmlLinkInfo m_Link; // actual hypertext link or empty string bool m_UseLink; - // TRUE if m_Link is not empty + // true if m_Link is not empty long m_CharHeight, m_CharWidth; // average height of normal-sized text int m_Align; // actual alignment + wxHtmlScriptMode m_ScriptMode; + // current script mode (sub/sup/normal) + long m_ScriptBaseline; + // current sub/supscript base wxFont* m_FontsTable[2][2][2][2][7]; wxString m_FontsFacesTable[2][2][2][2][7]; @@ -178,14 +229,22 @@ private: // html font sizes and faces of fixed and proportional fonts #if !wxUSE_UNICODE + wxChar m_nbsp; wxFontEncoding m_InputEnc, m_OutputEnc; // I/O font encodings wxEncodingConverter *m_EncConv; #endif + // current whitespace handling mode + WhitespaceMode m_whitespaceMode; + wxHtmlWordCell *m_lastWordCell; - - DECLARE_NO_COPY_CLASS(wxHtmlWinParser) + + // current position on line, in num. of characters; used to properly + // expand TABs; only updated while inside+ int m_posColumn; + + wxDECLARE_NO_COPY_CLASS(wxHtmlWinParser); }; @@ -200,19 +259,23 @@ private: // the wxHtmlWinParser object //----------------------------------------------------------------------------- +class WXDLLIMPEXP_HTML wxHtmlStyleParams; + class WXDLLIMPEXP_HTML wxHtmlWinTagHandler : public wxHtmlTagHandler { DECLARE_ABSTRACT_CLASS(wxHtmlWinTagHandler) public: - wxHtmlWinTagHandler() : wxHtmlTagHandler() {}; + wxHtmlWinTagHandler() : wxHtmlTagHandler() {} - virtual void SetParser(wxHtmlParser *parser) {wxHtmlTagHandler::SetParser(parser); m_WParser = (wxHtmlWinParser*) parser;}; + virtual void SetParser(wxHtmlParser *parser) {wxHtmlTagHandler::SetParser(parser); m_WParser = (wxHtmlWinParser*) parser;} protected: wxHtmlWinParser *m_WParser; // same as m_Parser, but overcasted - DECLARE_NO_COPY_CLASS(wxHtmlWinTagHandler) + void ApplyStyle(const wxHtmlStyleParams &styleParams); + + wxDECLARE_NO_COPY_CLASS(wxHtmlWinTagHandler); }; @@ -233,7 +296,7 @@ class WXDLLIMPEXP_HTML wxHtmlTagsModule : public wxModule DECLARE_DYNAMIC_CLASS(wxHtmlTagsModule) public: - wxHtmlTagsModule() : wxModule() {}; + wxHtmlTagsModule() : wxModule() {} virtual bool OnInit(); virtual void OnExit();