X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/526954c5968baa29218c994ec48e476ae2bd4b9f..36a0190ebd5bd9a7302f60f6dcd608b80574e21c:/interface/wx/html/htmlcell.h?ds=inline diff --git a/interface/wx/html/htmlcell.h b/interface/wx/html/htmlcell.h index d68052384d..aa542d657b 100644 --- a/interface/wx/html/htmlcell.h +++ b/interface/wx/html/htmlcell.h @@ -2,11 +2,85 @@ // Name: html/htmlcell.h // Purpose: interface of wxHtml*Cell // Author: wxWidgets team -// RCS-ID: $Id$ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// +/** + @class wxHtmlRenderingStyle + + wxHtmlSelection is data holder with information about text selection. + Selection is defined by two positions (beginning and end of the selection) + and two leaf(!) cells at these positions. + + @library{wxhtml} + @category{html} +*/ +class wxHtmlSelection +{ +public: + wxHtmlSelection(); + + // this version is used for the user selection defined with the mouse + void Set(const wxPoint& fromPos, const wxHtmlCell *fromCell, + const wxPoint& toPos, const wxHtmlCell *toCell); + void Set(const wxHtmlCell *fromCell, const wxHtmlCell *toCell); + + const wxHtmlCell *GetFromCell() const; + const wxHtmlCell *GetToCell() const; + + // these values are in absolute coordinates: + const wxPoint& GetFromPos() const; + const wxPoint& GetToPos() const; + + // these are From/ToCell's private data + void ClearFromToCharacterPos(); + bool AreFromToCharacterPosSet() const; + + void SetFromCharacterPos (wxCoord pos); + void SetToCharacterPos (wxCoord pos); + wxCoord GetFromCharacterPos () const; + wxCoord GetToCharacterPos () const; + + bool IsEmpty() const; +}; + + + +enum wxHtmlSelectionState +{ + wxHTML_SEL_OUT, // currently rendered cell is outside the selection + wxHTML_SEL_IN, // ... is inside selection + wxHTML_SEL_CHANGING // ... is the cell on which selection state changes +}; + + +/** + @class wxHtmlRenderingState + + Selection state is passed to wxHtmlCell::Draw so that it can render itself + differently e.g. when inside text selection or outside it. + + @library{wxhtml} + @category{html} +*/ +class wxHtmlRenderingState +{ +public: + wxHtmlRenderingState(); + + void SetSelectionState(wxHtmlSelectionState s); + wxHtmlSelectionState GetSelectionState() const; + + void SetFgColour(const wxColour& c); + const wxColour& GetFgColour() const; + void SetBgColour(const wxColour& c); + const wxColour& GetBgColour() const; + void SetBgMode(int m); + int GetBgMode() const; +}; + + /** @class wxHtmlRenderingStyle @@ -69,6 +143,25 @@ public: }; + +// Flags for wxHtmlCell::FindCellByPos +enum +{ + wxHTML_FIND_EXACT = 1, + wxHTML_FIND_NEAREST_BEFORE = 2, + wxHTML_FIND_NEAREST_AFTER = 4 +}; + + +// Superscript/subscript/normal script mode of a cell +enum wxHtmlScriptMode +{ + wxHTML_SCRIPT_NORMAL, + wxHTML_SCRIPT_SUB, + wxHTML_SCRIPT_SUP +}; + + /** @class wxHtmlCell @@ -95,19 +188,33 @@ public: /** This method is used to adjust pagebreak position. - The parameter is variable that contains y-coordinate of page break + The first parameter is a variable that contains the y-coordinate of the page break (= horizontal line that should not be crossed by words, images etc.). If this cell cannot be divided into two pieces (each one on another page) - then it moves the pagebreak few pixels up. + then it either moves the pagebreak a few pixels up, if possible, or, if + the cell cannot fit on the page at all, then the cell is forced to + split unconditionally. + Returns @true if pagebreak was modified, @false otherwise. + @param pagebreak + position in pixel of the pagebreak. + + @param known_pagebreaks + the list of the previous pagebreaks + + @param pageHeight + the height in pixel of the page drawable area + Usage: @code - while (container->AdjustPagebreak(&p)) {} + while (container->AdjustPagebreak(&p, kp, ph)) {} @endcode + */ virtual bool AdjustPagebreak(int* pagebreak, - wxArrayInt& known_pagebreaks) const; + const wxArrayInt& known_pagebreaks, + int pageHeight) const; /** Renders the cell. @@ -211,9 +318,26 @@ public: @param window interface to the parent HTML window + + @see GetMouseCursorAt() */ virtual wxCursor GetMouseCursor(wxHtmlWindowInterface* window) const; + /** + Returns cursor to show when mouse pointer is over the specified point. + + This function should be overridden instead of GetMouseCursorAt() if + the cursor should depend on the exact position of the mouse in the + window. + + @param window + interface to the parent HTML window + + @since 3.0 + */ + virtual wxCursor GetMouseCursorAt(wxHtmlWindowInterface* window, + const wxPoint& rePos) const; + /** Returns pointer to the next cell in list (see htmlcell.h if you're interested in details). @@ -262,7 +386,7 @@ public: This function is simple event handler. Each time the user clicks mouse button over a cell within wxHtmlWindow this method of that cell is called. - Default behavior is to call wxHtmlWindow::LoadPage. + Default behaviour is to call wxHtmlWindow::LoadPage. @param window interface to the parent HTML window @@ -605,3 +729,53 @@ public: */ wxHtmlWidgetCell(wxWindow* wnd, int w = 0); }; + + + +/** + @class wxHtmlWordCell + + This html cell represents a single word or text fragment in the document stream. + + @library{wxhtml} + @category{html} +*/ +class wxHtmlWordCell : public wxHtmlCell +{ +public: + wxHtmlWordCell(const wxString& word, const wxDC& dc); +}; + + +/** + @class wxHtmlWordWithTabsCell + + wxHtmlWordCell is a specialization for storing text fragments with + embedded tab characters. + + @library{wxhtml} + @category{html} +*/ +class wxHtmlWordWithTabsCell : public wxHtmlWordCell +{ +public: + wxHtmlWordWithTabsCell(const wxString& word, + const wxString& wordOrig, + size_t linepos, + const wxDC& dc); +}; + + +/** + @class wxHtmlFontCell + + This cell represents a font change in the document stream. + + @library{wxhtml} + @category{html} +*/ +class wxHtmlFontCell : public wxHtmlCell +{ +public: + wxHtmlFontCell(wxFont *font); +};