# define WXMENU_LAYOUT_DBLCLICK 1113
#endif
-#ifdef __WXDEBUG__
+// do not enable debug mode within Mahogany
+#if defined(__WXDEBUG__) && ! defined(M_BASEDIR)
# define WXLAYOUT_DEBUG
#endif
# define WXLO_TRACE(x)
#endif
-
+#define WXLO_DEBUG_URECT 0
#ifndef WXLO_DEFAULTFONTSIZE
# define WXLO_DEFAULTFONTSIZE 12
class wxLayoutObject
{
public:
- /// This structure can be used to contain data associated with the object.
+ /** This structure can be used to contain data associated with the
+ object.
+ It is refcounted, so the caller has to do a DecRef() on it
+ instead of a delete.
+ */
struct UserData
{
- virtual ~UserData() { }
+ UserData() { m_refcount = 1; }
+ void IncRef(void) { m_refcount++; }
+ void DecRef(void) { m_refcount--; if(m_refcount == 0) delete this;}
+ private:
+ int m_refcount;
+ protected:
+ virtual ~UserData() { wxASSERT(m_refcount == 0); }
+ /// prevents gcc from generating stupid warnings
+ friend class dummy_UserData;
};
/// return the type of this object
virtual wxLayoutObjectType GetType(void) const { return WXLO_TYPE_INVALID; }
/** Calculates the size of an object.
@param dc the wxDC to draw on
+ @param llist the wxLayoutList
*/
- virtual void Layout(wxDC &) = 0;
+ virtual void Layout(wxDC &dc, class wxLayoutList *llist) = 0;
/** Draws an object.
@param dc the wxDC to draw on
@param coords where to draw the baseline of the object.
+ @param wxllist pointer to wxLayoutList
+ @param begin if !=-1, from which position on to highlight it
+ @param end if begin !=-1, how many positions to highlight it
*/
- virtual void Draw(wxDC & /* dc */, wxPoint const & /* coords */) { }
+ virtual void Draw(wxDC & /* dc */,
+ wxPoint const & /* coords */,
+ class wxLayoutList *wxllist,
+ CoordType begin = -1,
+ CoordType end = -1) { }
/** Calculates and returns the size of the object.
@param top where to store height above baseline
/// constructor
wxLayoutObject() { m_UserData = NULL; }
/// delete the user data
- virtual ~wxLayoutObject() { if(m_UserData) delete m_UserData; }
+ virtual ~wxLayoutObject() { if(m_UserData) m_UserData->DecRef(); }
#ifdef WXLAYOUT_DEBUG
virtual void Debug(void);
/** Tells the object about some user data. This data is associated
with the object and will be deleted at destruction time.
*/
- void SetUserData(UserData *data) { m_UserData = data; }
- /** Return the user data. */
- void * GetUserData(void) const { return m_UserData; }
+ void SetUserData(UserData *data)
+ {
+ if(m_UserData)
+ m_UserData->DecRef();
+ m_UserData = data;
+ m_UserData->IncRef();
+ }
-private:
+ /** Return the user data. */
+ void * GetUserData(void) const { if(m_UserData) m_UserData->IncRef(); return m_UserData; }
+
+ /** Makes a copy of this object.
+ */
+ virtual wxLayoutObject *Copy(void) = 0;
+protected:
/// optional data for application's use
UserData *m_UserData;
};
wxLayoutObjectText(const wxString &txt);
virtual wxLayoutObjectType GetType(void) const { return WXLO_TYPE_TEXT; }
- virtual void Layout(wxDC &dc);
- virtual void Draw(wxDC &dc, wxPoint const &coords);
+ virtual void Layout(wxDC &dc, class wxLayoutList *llist);
+ virtual void Draw(wxDC &dc, wxPoint const &coords,
+ class wxLayoutList *wxllist,
+ CoordType begin = -1,
+ CoordType end = -1);
/** Calculates and returns the size of the object.
@param top where to store height above baseline
@param bottom where to store height below baseline
// for editing:
wxString & GetText(void) { return m_Text; }
void SetText(wxString const &text) { m_Text = text; }
-
+ /** Makes a copy of this object.
+ */
+ virtual wxLayoutObject *Copy(void);
private:
wxString m_Text;
/// size of the box containing text
~wxLayoutObjectIcon() { delete m_Icon; }
virtual wxLayoutObjectType GetType(void) const { return WXLO_TYPE_ICON; }
- virtual void Layout(wxDC &dc);
- virtual void Draw(wxDC &dc, wxPoint const &coords);
+ virtual void Layout(wxDC &dc, class wxLayoutList *llist);
+ virtual void Draw(wxDC &dc, wxPoint const &coords,
+ class wxLayoutList *wxllist,
+ CoordType begin = -1,
+ CoordType end = -1);
/** Calculates and returns the size of the object.
@param top where to store height above baseline
virtual wxPoint GetSize(CoordType * top, CoordType *bottom) const;
/// Return just the width of the object on the screen.
virtual CoordType GetWidth(void) const { return m_Icon->GetWidth(); }
-
+ // return a pointer to the icon
+ wxBitmap *GetIcon(void) const { return m_Icon; }
+ /** Makes a copy of this object.
+ */
+ virtual wxLayoutObject *Copy(void);
private:
wxBitmap *m_Icon;
};
-/// for export to html:
+/** This structure holds all formatting information. Members which are
+ undefined (for a CmdObject this means: no change), are set to -1.
+*/
struct wxLayoutStyleInfo
{
- wxLayoutStyleInfo()
+ wxLayoutStyleInfo(int ifamily = -1,
+ int isize = -1,
+ int istyle = -1,
+ int iweight = -1,
+ int iul = -1,
+ wxColour *fg = NULL,
+ wxColour *bg = NULL);
+ wxColour & GetBGColour()
{
- family = -1; // this marks the styleinfo as uninitialised
+ return m_bg;
}
- int size, family, style, weight;
- bool underline;
- unsigned fg_red, fg_green, fg_blue;
- unsigned bg_red, bg_green, bg_blue;
+ wxLayoutStyleInfo & operator=(const wxLayoutStyleInfo &right);
+ /// Font change parameters.
+ int size, family, style, weight, underline;
+ /// Colours
+ wxColour m_bg, m_fg;
+ bool m_fg_valid, m_bg_valid;
+};
+
+
+class wxFontCacheEntry
+{
+public:
+ wxFontCacheEntry(int family, int size, int style, int weight,
+ bool underline)
+ {
+ m_Family = family; m_Size = size; m_Style = style;
+ m_Weight = weight; m_Underline = underline;
+ m_Font = new wxFont(m_Size, m_Family,
+ m_Style, m_Weight, m_Underline);
+ }
+ bool Matches(int family, int size, int style, int weight,
+ bool underline) const
+ {
+ return size == m_Size && family == m_Family
+ && style == m_Style && weight == m_Weight
+ && underline == m_Underline;
+ }
+ wxFont & GetFont(void) { return *m_Font; }
+ ~wxFontCacheEntry()
+ {
+ delete m_Font;
+ }
+private:
+ wxFont *m_Font;
+ int m_Family, m_Size, m_Style, m_Weight;
+ bool m_Underline;
+};
+
+KBLIST_DEFINE(wxFCEList, wxFontCacheEntry);
+
+class wxFontCache
+{
+public:
+ wxFont & GetFont(int family, int size, int style, int weight,
+ bool underline);
+ wxFont & GetFont(wxLayoutStyleInfo const &si)
+ {
+ return GetFont(si.family, si.size, si.style, si.weight, si.underline);
+ }
+private:
+ wxFCEList m_FontList;
};
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
{
public:
virtual wxLayoutObjectType GetType(void) const { return WXLO_TYPE_CMD; }
- virtual void Layout(wxDC &dc);
- virtual void Draw(wxDC &dc, wxPoint const &coords);
- wxLayoutObjectCmd(int size, int family, int style, int weight,
- bool underline,
- wxColour const *fg, wxColour const *bg);
+ virtual void Layout(wxDC &dc, class wxLayoutList *llist);
+ virtual void Draw(wxDC &dc, wxPoint const &coords,
+ class wxLayoutList *wxllist,
+ CoordType begin = -1,
+ CoordType end = -1);
+ wxLayoutObjectCmd(int family = -1,
+ int size = -1,
+ int style = -1,
+ int weight = -1,
+ int underline = -1,
+ wxColour *fg = NULL,
+ wxColour *bg = NULL);
~wxLayoutObjectCmd();
/** Stores the current style in the styleinfo structure */
- void GetStyle(wxLayoutStyleInfo *si) const;
- /// return the background colour for setting colour of window
- wxColour const *GetBGColour(void) const { return m_ColourBG; }
+ wxLayoutStyleInfo * GetStyle(void) const;
+ /** Makes a copy of this object.
+ */
+ virtual wxLayoutObject *Copy(void);
private:
- /// the font to use
- wxFont *m_font;
- /// foreground colour
- wxColour const *m_ColourFG;
- /// background colour
- wxColour const *m_ColourBG;
+ wxLayoutStyleInfo *m_StyleInfo;
};
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+/// forward declaration
+class wxLayoutList;
+
/** This class represents a single line of objects to be displayed.
It knows its height and total size and whether it needs to be
redrawn or not.
/** Constructor.
@param prev pointer to previous line or NULL
@param next pointer to following line or NULL
+ @param llist pointer to layout list
*/
- wxLayoutLine(wxLayoutLine *prev);
+ wxLayoutLine(wxLayoutLine *prev, wxLayoutList *llist);
/** This function inserts a new object at cursor position xpos.
@param xpos where to insert new object
@param obj the object to insert
/** This function appens the next line to this, i.e. joins the two
lines into one.
*/
- void MergeNextLine(void);
+ void MergeNextLine(wxLayoutList *llist);
/** This function deletes npos cursor positions from position xpos.
@param xpos where to delete
@param xpos where to break it
@return pointer to the new line object replacing the old one
*/
- wxLayoutLine *Break(CoordType xpos);
+ wxLayoutLine *Break(CoordType xpos, wxLayoutList *llist);
/** Deletes the next word from this position, including leading
whitespace.
*/
wxLayoutObjectList::iterator FindObjectScreen(wxDC &dc,
CoordType xpos,
- CoordType *offset) const ;
+ CoordType *offset,
+ bool *found = NULL) const ;
+ /** Finds text in this line.
+ @param needle the text to find
+ @param xpos the position where to start the search
+ @return the cursoor coord where it was found or -1
+ */
+ CoordType FindText(const wxString &needle, CoordType xpos = 0) const;
+
/** Get the first object in the list. This is used by the wxlparser
functions to export the list.
@return iterator to the first object
/** Deletes this line, returns pointer to next line.
@param update If true, update all following lines.
*/
- wxLayoutLine *DeleteLine(bool update);
+ wxLayoutLine *DeleteLine(bool update, wxLayoutList *llist);
/**@name Cursor Management */
//@{
/** Return the line number of this line.
@return the line number
*/
- CoordType GetLineNumber(void) const { return m_LineNumber; }
+ inline CoordType GetLineNumber(void) const { return m_LineNumber; }
/** Return the length of the line.
@return line lenght in cursor positions
*/
- CoordType GetLength(void) const { return m_Length; }
+ inline CoordType GetLength(void) const { return m_Length; }
//@}
/**@name Drawing and Layout */
//@{
/** Draws the line on a wxDC.
@param dc the wxDC to draw on
+ @param llist the wxLayoutList
@param offset an optional offset to shift printout
*/
- void Draw(wxDC &dc, const wxPoint &offset = wxPoint(0,0)) const;
+ void Draw(wxDC &dc,
+ wxLayoutList *llist,
+ const wxPoint &offset = wxPoint(0,0)) const;
/** Recalculates the positions of objects and the height of the
line.
@param dc the wxDC to draw on
+ @param llist th e wxLayoutList
@param cursorPos if not NULL, set cursor screen position in there
@param cursorSize if not cursorPos != NULL, set cursor size in there
@param cx if cursorPos != NULL, the cursor x position
*/
void Layout(wxDC &dc,
+ wxLayoutList *llist,
wxPoint *cursorPos = NULL,
wxPoint *cursorSize = NULL,
int cx = 0);
position. It assumes that Layout() has been called before.
@param dc the wxDC to use for calculations
@param xpos screen x position
+ @param found if non-NULL set to false if we return the last
+ object before the cursor, to true if we really have an object
+ for that position
@return pointer to the object
*/
- wxLayoutObject * FindObjectScreen(wxDC &dc, CoordType xpos);
+ wxLayoutObject * FindObjectScreen(wxDC &dc, CoordType xpos, bool
+ *found = NULL);
+
//@}
/**@name List traversal */
minimum(!) recursion level, continue with all lines till the end of
the list or until the coordinates no longer changed.
*/
- void RecalculatePositions(int recurse = 0);
+ void RecalculatePositions(int recurse, wxLayoutList *llist);
/// Recalculates the position of this line on the canvas.
- wxPoint RecalculatePosition(void);
+ wxPoint RecalculatePosition(wxLayoutList *llist);
+
+ /** Copies the contents of this line to another wxLayoutList
+ @param llist the wxLayoutList destination
+ @param from x cursor coordinate where to start
+ @param to x cursor coordinate where to stop, -1 for end of line
+ */
+ void Copy(wxLayoutList *llist,
+ CoordType from = 0,
+ CoordType to = -1);
+
+#ifdef WXLAYOUT_DEBUG
+ void Debug(void);
+#endif
+ wxLayoutStyleInfo &GetStyleInfo() { return m_StyleInfo; }
+
+ /// Returns dirty state
+ bool IsDirty(void) const { return m_Dirty; }
+ /// Marks line as diry.
+ void MarkDirty(void) { m_Dirty = true; }
private:
/// Destructor is private. Use DeleteLine() to remove it.
~wxLayoutLine();
dirty.
@param height new height
*/
- void SetHeight(CoordType height)
- { m_Height = height; RecalculatePositions(true); }
+ void SetHeight(CoordType height, wxLayoutList *llist)
+ { m_Height = height; RecalculatePositions(true, llist); }
/** Moves the linenumbers one on, because a line has been inserted
or deleted.
wxLayoutLine *m_Previous;
/// Pointer to next line if it exists.
wxLayoutLine *m_Next;
+ /// A StyleInfo structure, holding the current settings.
+ wxLayoutStyleInfo m_StyleInfo;
/// Just to suppress gcc compiler warnings.
friend class dummy;
+private:
+ wxLayoutLine(const wxLayoutLine &);
};
int style=wxNORMAL,
int weight=wxNORMAL,
int underline=0,
- char const *fg="black",
- char const *bg="white");
-
+ wxColour *fg=NULL,
+ wxColour *bg=NULL);
+ /// Empty: clear the list but leave font settings.
+ void Empty(void);
+
/**@name Cursor Management */
//@{
/** Set new cursor position.
{ MoveCursorHorizontally(-m_CursorPos.x); }
/// Returns current cursor position.
- wxPoint GetCursorPos(void) const { return m_CursorPos; }
+ wxPoint GetCursorPos(wxDC &dc) const { return m_CursorPos; }
+ wxPoint GetCursorPos() const { return m_CursorPos; }
+
//@}
/**@name Editing functions.
//@}
+ /** Finds text in this list.
+ @param needle the text to find
+ @param cpos the position where to start the search
+ @return the cursoor coord where it was found or (-1,-1)
+ */
+ wxPoint FindText(const wxString &needle, const wxPoint &cpos = wxPoint(0,0)) const;
+
/**@name Formatting options */
//@{
/// sets font parameters
void SetFont(int family, int size, int style,
int weight, int underline,
- wxColour const *fg,
- wxColour const *bg);
+ wxColour *fg,
+ wxColour *bg);
/// sets font parameters, colours by name
void SetFont(int family=-1, int size = -1, int style=-1,
int weight=-1, int underline = -1,
char const *bg = NULL);
/// changes to the next larger font size
inline void SetFontLarger(void)
- { SetFont(-1,(12*m_FontPtSize)/10); }
+ { SetFont(-1,(12*m_CurrentSetting.size)/10); }
/// changes to the next smaller font size
inline void SetFontSmaller(void)
- { SetFont(-1,(10*m_FontPtSize)/12); }
+ { SetFont(-1,(10*m_CurrentSetting.size)/12); }
/// set font family
inline void SetFontFamily(int family) { SetFont(family); }
/// toggle underline flag
inline void SetFontUnderline(bool ul) { SetFont(-1,-1,-1,-1,(int)ul); }
/// set font colours by name
- inline void SetFontColour(char const *fg, char const *bg = NULL) { SetFont(-1,-1,-1,-1,-1,fg,bg); }
+ inline void SetFontColour(char const *fg, char const *bg = NULL)
+ { SetFont(-1,-1,-1,-1,-1,fg,bg); }
+ /// set font colours by colour
+ inline void SetFontColour(wxColour *fg, wxColour *bg = NULL)
+ { SetFont(-1,-1,-1,-1,-1,fg,bg); }
+
+
/**
Returns a pointer to the default settings.
This is only valid temporarily and should not be stored
anywhere.
@return the default settings of the list
*/
- wxLayoutObjectCmd const *GetDefaults(void) const { return m_DefaultSetting ; }
+ wxLayoutStyleInfo *GetDefaults(void) { return &m_DefaultSetting ; }
+ wxLayoutStyleInfo *GetStyleInfo(void) { return &m_CurrentSetting ; }
//@}
/**@name Drawing */
@param top optional y coordinate where to start drawing
@param bottom optional y coordinate where to stop drawing
*/
- void Draw(wxDC &dc, const wxPoint &offset = wxPoint(0,0),
- CoordType top = -1, CoordType bottom = -1) const;
+ void Draw(wxDC &dc,
+ const wxPoint &offset = wxPoint(0,0),
+ CoordType top = -1, CoordType bottom = -1);
/** Calculates new layout for the list, like Draw() but does not
actually draw it.
@param dc the wxDC to draw on
@param bottom optional y coordinate where to stop calculating
+ @param forceAll force re-layout of all lines
*/
- void Layout(wxDC &dc, CoordType bottom = -1) const;
+ void Layout(wxDC &dc, CoordType bottom = -1, bool forceAll = false);
/** Calculates new sizes for everything in the list, like Layout()
but this is needed after the list got changed.
@param dc the wxDC to draw on
@param bottom optional y coordinate where to stop calculating
*/
- void Recalculate(wxDC &dc, CoordType bottom = -1) const;
+ void Recalculate(wxDC &dc, CoordType bottom = -1);
/** Returns the size of the list in screen coordinates.
The return value only makes sense after the list has been
/** Returns the cursor position on the screen.
@return cursor position in pixels
*/
- wxPoint GetCursorScreenPos(void) const
- { return m_CursorScreenPos; }
+ wxPoint GetCursorScreenPos(wxDC &dc);
/** Draws the cursor.
@param active If true, draw a bold cursor to mark window as
position. It assumes that Layout() has been called before.
@param pos screen position
@param cursorPos if non NULL, store cursor position in there
+ @param found if used, set this to true if we really found an
+ object, to false if we had to take the object near to it
@return pointer to the object
*/
wxLayoutObject * FindObjectScreen(wxDC &dc,
wxPoint const pos,
- wxPoint *cursorPos = NULL);
+ wxPoint *cursorPos = NULL,
+ bool *found = NULL);
+ /** Called by the objects to update the update rectangle.
+ @param x horizontal coordinate to include in rectangle
+ @param y vertical coordinate to include in rectangle
+ */
+ void SetUpdateRect(CoordType x, CoordType y);
+ /** Called by the objects to update the update rectangle.
+ @param p a point to include in it
+ */
+ inline void SetUpdateRect(const wxPoint &p)
+ { SetUpdateRect(p.x,p.y); }
+ /// Invalidates the update rectangle.
+ void InvalidateUpdateRect(void) { m_UpdateRectValid = false; }
+ /// Returns the update rectangle.
+ const wxRect *GetUpdateRect(void) const { return &m_UpdateRect; }
//@}
/**@name For exporting one object after another. */
return m_FirstLine;
}
//@}
+
+ /// Begin selecting text.
+ void StartSelection(void);
+ // Continue selecting text
+ void ContinueSelection(void);
+ /// End selecting text.
+ void EndSelection(void);
+ /// Are we still selecting text?
+ bool IsSelecting(void);
+ bool IsSelected(const wxPoint &cursor);
+
+ /// Return the selection as a wxLayoutList:
+ wxLayoutList *GetSelection(void);
+ /// Delete selected bit
+ void DeleteSelection(void);
+
+ wxLayoutList *Copy(const wxPoint &from = wxPoint(0,0),
+ const wxPoint &to = wxPoint(-1,-1));
+
+ /// starts highlighting of text for selections
+ void StartHighlighting(wxDC &dc);
+ /// ends highlighting of text for selections
+ void EndHighlighting(wxDC &dc);
+
+ /** Tests whether this layout line is selected and needs
+ highlighting.
+ @param line to test for
+ @param from set to first cursorpos to be highlighted (for returncode == -1)
+ @param to set to last cursorpos to be highlighted (for returncode == -1)
+ @return 0 = not selected, 1 = fully selected, -1 = partially
+ selected
+
+ */
+ int IsSelected(const wxLayoutLine *line, CoordType *from, CoordType *to);
+
+ void ApplyStyle(wxLayoutStyleInfo *si, wxDC &dc);
+#ifdef WXLAYOUT_DEBUG
+ void Debug(void);
+#endif
private:
/// Clear the list.
void InternalClear(void);
+ /** Calculates the cursor position on the screen.
+ */
+ void UpdateCursorScreenPos(wxDC &dc);
/// The list of lines.
wxLayoutLine *m_FirstLine;
+ /// The update rectangle which needs to be refreshed:
+ wxRect m_UpdateRect;
+ /// Is the update rectangle valid?
+ bool m_UpdateRectValid;
/**@name Cursor Management */
//@{
/// Where the text cursor (column,line) is.
wxLayoutLine *m_CursorLine;
//@}
+ /// A structure for the selection.
+ struct Selection
+ {
+ Selection() { m_valid = false; m_selecting = false; }
+ bool m_valid;
+ bool m_selecting;
+ wxPoint m_CursorA, m_CursorB;
+ } m_Selection;
/** @name Font parameters. */
//@{
- int m_FontFamily, m_FontStyle, m_FontWeight;
- int m_FontPtSize;
- bool m_FontUnderline;
- /// colours:
- wxColour const * m_ColourFG;
- wxColour const * m_ColourBG;
+ /// this object manages the fonts for us
+ wxFontCache m_FontCache;
/// the default setting:
- wxLayoutObjectCmd *m_DefaultSetting;
+ wxLayoutStyleInfo m_DefaultSetting;
+ /// the current setting:
+ wxLayoutStyleInfo m_CurrentSetting;
//@}
};
wxLayoutPrintout(wxLayoutList *llist,
wxString const & title =
"wxLayout Printout");
+ /// Destructor.
+ ~wxLayoutPrintout();
+
/** Function which prints the n-th page.
@param page the page number to print
@return bool true if we are not at end of document yet
projects / wxWidgets.git / blobdiff