X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/655719367ac5e131d9642e5783f3ecf64d1a3385..31e57091f20015ec946b8d3f691d3b26748f9783:/include/wx/html/htmlcell.h diff --git a/include/wx/html/htmlcell.h b/include/wx/html/htmlcell.h index bb1b83a5c3..62afdebae4 100644 --- a/include/wx/html/htmlcell.h +++ b/include/wx/html/htmlcell.h @@ -8,14 +8,9 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// - #ifndef _WX_HTMLCELL_H_ #define _WX_HTMLCELL_H_ -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma interface "htmlcell.h" -#endif - #include "wx/defs.h" #if wxUSE_HTML @@ -36,7 +31,7 @@ class WXDLLIMPEXP_HTML wxHtmlContainerCell; class WXDLLIMPEXP_HTML wxHtmlSelection { public: - wxHtmlSelection() + wxHtmlSelection() : m_fromPos(wxDefaultPosition), m_toPos(wxDefaultPosition), m_fromPrivPos(wxDefaultPosition), m_toPrivPos(wxDefaultPosition), m_fromCell(NULL), m_toCell(NULL) {} @@ -44,14 +39,14 @@ public: 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 { return m_fromCell; } const wxHtmlCell *GetToCell() const { return m_toCell; } - + // these values are in absolute coordinates: const wxPoint& GetFromPos() const { return m_fromPos; } const wxPoint& GetToPos() const { return m_toPos; } - + // these are From/ToCell's private data const wxPoint& GetFromPrivPos() const { return m_fromPrivPos; } const wxPoint& GetToPrivPos() const { return m_toPrivPos; } @@ -59,8 +54,8 @@ public: void SetToPrivPos(const wxPoint& pos) { m_toPrivPos = pos; } void ClearPrivPos() { m_toPrivPos = m_fromPrivPos = wxDefaultPosition; } - const bool IsEmpty() const - { return m_fromPos == wxDefaultPosition && + bool IsEmpty() const + { return m_fromPos == wxDefaultPosition && m_toPos == wxDefaultPosition; } private: @@ -85,14 +80,14 @@ class WXDLLIMPEXP_HTML wxHtmlRenderingState public: wxHtmlRenderingState() : m_selState(wxHTML_SEL_OUT) {} - void SetSelectionState(wxHtmlSelectionState s) { m_selState = s; } + void SetSelectionState(wxHtmlSelectionState s) { m_selState = s; } wxHtmlSelectionState GetSelectionState() const { return m_selState; } void SetFgColour(const wxColour& c) { m_fgColour = c; } const wxColour& GetFgColour() const { return m_fgColour; } void SetBgColour(const wxColour& c) { m_bgColour = c; } const wxColour& GetBgColour() const { return m_bgColour; } - + private: wxHtmlSelectionState m_selState; wxColour m_fgColour, m_bgColour; @@ -104,6 +99,7 @@ private: class WXDLLIMPEXP_HTML wxHtmlRenderingStyle { public: + virtual ~wxHtmlRenderingStyle() {} virtual wxColour GetSelectedTextColour(const wxColour& clr) = 0; virtual wxColour GetSelectedTextBgColour(const wxColour& clr) = 0; }; @@ -127,12 +123,12 @@ public: void SetSelection(wxHtmlSelection *s) { m_selection = s; } wxHtmlSelection *GetSelection() const { return m_selection; } - + void SetStyle(wxHtmlRenderingStyle *style) { m_style = style; } wxHtmlRenderingStyle& GetStyle() { return *m_style; } wxHtmlRenderingState& GetState() { return m_state; } - + protected: wxHtmlSelection *m_selection; wxHtmlRenderingStyle *m_style; @@ -149,6 +145,13 @@ enum }; +// Superscript/subscript/normal script mode of a cell +enum wxHtmlScriptMode +{ + wxHTML_SCRIPT_NORMAL, + wxHTML_SCRIPT_SUB, + wxHTML_SCRIPT_SUP +}; // --------------------------------------------------------------------------- @@ -172,7 +175,7 @@ public: int GetPosX() const {return m_PosX;} int GetPosY() const {return m_PosY;} int GetWidth() const {return m_Width;} - + // Returns the maximum possible length of the cell. // Call Layout at least once before using GetMaxTotalWidth() virtual int GetMaxTotalWidth() const { return m_Width; } @@ -180,6 +183,10 @@ public: int GetHeight() const {return m_Height;} int GetDescent() const {return m_Descent;} + void SetScriptMode(wxHtmlScriptMode mode, long previousBase); + wxHtmlScriptMode GetScriptMode() const { return m_ScriptMode; } + long GetScriptBaseline() { return m_ScriptBaseline; } + // Formatting cells are not visible on the screen, they only alter // renderer's state. bool IsFormattingCell() const { return m_Width == 0 && m_Height == 0; } @@ -259,7 +266,7 @@ public: // Sets cell's behaviour on pagebreaks (see AdjustPagebreak). Default // is true - the cell can be split on two pages void SetCanLiveOnPagebreak(bool can) { m_CanLiveOnPagebreak = can; } - + // Can the line be broken before this cell? virtual bool IsLinebreakAllowed() const { return !IsFormattingCell(); } @@ -281,41 +288,46 @@ public: // Returns first (last) terminal cell inside this cell. It may return NULL, // but it is rare -- only if there are no terminals in the tree. - virtual wxHtmlCell *GetFirstTerminal() const + virtual wxHtmlCell *GetFirstTerminal() const { return wxConstCast(this, wxHtmlCell); } - virtual wxHtmlCell *GetLastTerminal() const + virtual wxHtmlCell *GetLastTerminal() const { return wxConstCast(this, wxHtmlCell); } // Returns cell's depth, i.e. how far under the root cell it is // (if it is the root, depth is 0) unsigned GetDepth() const; - + // Returns true if the cell appears before 'cell' in natural order of // cells (= as they are read). If cell A is (grand)parent of cell B, // then both A.IsBefore(B) and B.IsBefore(A) always return true. bool IsBefore(wxHtmlCell *cell) const; - + // Converts the cell into text representation. If sel != NULL then // only part of the cell inside the selection is converted. virtual wxString ConvertToText(wxHtmlSelection *WXUNUSED(sel)) const { return wxEmptyString; } protected: + // pointer to the next cell wxHtmlCell *m_Next; - // pointer to the next cell + // pointer to parent cell wxHtmlContainerCell *m_Parent; - // pointer to parent cell + + // dimensions of fragment (m_Descent is used to position text & images) long m_Width, m_Height, m_Descent; - // dimensions of fragment - // m_Descent is used to position text&images.. + // position where the fragment is drawn: long m_PosX, m_PosY; - // position where the fragment is drawn + + // superscript/subscript/normal: + wxHtmlScriptMode m_ScriptMode; + long m_ScriptBaseline; + + // destination address if this fragment is hypertext link, NULL otherwise wxHtmlLinkInfo *m_Link; - // destination address if this fragment is hypertext link, NULL otherwise + // true if this cell can be placed on pagebreak, false otherwise bool m_CanLiveOnPagebreak; - // true if this cell can be placed on pagebreak, false otherwise + // unique identifier of the cell, generated from "id" property of tags wxString m_id; - // unique identifier of the cell, generated from "id" property of tags DECLARE_ABSTRACT_CLASS(wxHtmlCell) DECLARE_NO_COPY_CLASS(wxHtmlCell) @@ -337,7 +349,7 @@ protected: class WXDLLIMPEXP_HTML wxHtmlWordCell : public wxHtmlCell { public: - wxHtmlWordCell(const wxString& word, wxDC& dc); + wxHtmlWordCell(const wxString& word, const wxDC& dc); void Draw(wxDC& dc, int x, int y, int view_y1, int view_y2, wxHtmlRenderingInfo& info); wxCursor GetCursor() const; @@ -347,11 +359,11 @@ public: void SetPreviousWord(wxHtmlWordCell *cell); protected: - void SetSelectionPrivPos(wxDC& dc, wxHtmlSelection *s) const; - void Split(wxDC& dc, + void SetSelectionPrivPos(const wxDC& dc, wxHtmlSelection *s) const; + void Split(const wxDC& dc, const wxPoint& selFrom, const wxPoint& selTo, unsigned& pos1, unsigned& pos2) const; - + wxString m_Word; bool m_allowLinebreak; @@ -418,20 +430,22 @@ public: #if WXWIN_COMPATIBILITY_2_4 wxDEPRECATED( wxHtmlCell* GetFirstCell() const ); #endif + // returns last child cell: + wxHtmlCell* GetLastChild() const { return m_LastCell; } // see comment in wxHtmlCell about this method virtual bool IsTerminalCell() const { return false; } virtual wxHtmlCell *FindCellByPos(wxCoord x, wxCoord y, unsigned flags = wxHTML_FIND_EXACT) const; - + virtual wxHtmlCell *GetFirstTerminal() const; virtual wxHtmlCell *GetLastTerminal() const; - - + + // Removes indentation on top or bottom of the container (i.e. above or // below first/last terminal cell). For internal use only. - void RemoveExtraSpacing(bool top, bool bottom); + virtual void RemoveExtraSpacing(bool top, bool bottom); // Returns the maximum possible length of the container. // Call Layout at least once before using GetMaxTotalWidth() @@ -442,7 +456,7 @@ protected: wxHtmlCell *cell) const; void UpdateRenderingStatePost(wxHtmlRenderingInfo& info, wxHtmlCell *cell) const; - + protected: int m_IndentLeft, m_IndentRight, m_IndentTop, m_IndentBottom; // indentation of subcells. There is always m_Indent pixels @@ -469,7 +483,7 @@ protected: int m_MaxTotalWidth; // Maximum possible length if ignoring line wrap - + DECLARE_ABSTRACT_CLASS(wxHtmlContainerCell) DECLARE_NO_COPY_CLASS(wxHtmlContainerCell) };