/*-*- c++ -*-********************************************************
* wxLayoutList.h - a formatted text rendering engine for wxWindows *
* *
- * (C) 1999 by Karsten Ballüder (ballueder@gmx.net) *
+ * (C) 1999-2000 by Karsten Ballüder (ballueder@gmx.net) *
* *
* $Id$
*******************************************************************/
# define WXLAYOUT_USE_CARET 1
#endif // __WXMSW__
-// do not enable debug mode within Mahogany
-#if defined(__WXDEBUG__) && ! defined(M_BASEDIR)
+// do not enable debug mode within Mahogany unless in debug mode
+#if defined(__WXDEBUG__) && (( ! defined(M_BASEDIR) )|| defined(DEBUG))
# define WXLAYOUT_DEBUG
#endif
#ifdef WXLAYOUT_DEBUG
# define WXLO_TRACE(x) wxLogDebug(x)
+// activate profiling: # define WXLO_PROFILE
#else
# define WXLO_TRACE(x)
#endif
+/* Some profiling code: */
+#if defined (WXLO_PROFILE)
+#include <sys/time.h>
+#include <unistd.h>
+
+# define WXLO_TIMER_DEFINE(x) static struct timeval x
+# define WXLO_TIMER_START(x) gettimeofday(&x,NULL)
+# define WXLO_TIMER_STOP(x) { struct timeval y; \
+ gettimeofday(&y,NULL); \
+ x.tv_sec -= y.tv_sec; x.tv_usec -= y.tv_usec; }
+# define WXLO_TIMER_PRINT(x) wxLogDebug("Timer " #x " elapsed: %ld", \
+ (long)(x.tv_sec * -1000 - x.tv_usec));
+#else
+# define WXLO_TIMER_DEFINE(x)
+# define WXLO_TIMER_START(x)
+# define WXLO_TIMER_STOP(x)
+# define WXLO_TIMER_PRINT(x)
+#endif
+
+
#define WXLO_DEBUG_URECT 0
#ifndef WXLO_DEFAULTFONTSIZE
/// command object, containing font or colour changes
WXLO_TYPE_CMD,
/// icon object, any kind of image
- WXLO_TYPE_ICON
+ WXLO_TYPE_ICON,
+ /// a linebreak, does not exist as an object
+ WXLO_TYPE_LINEBREAK
};
/// Type used for coordinates in drawing. Must be signed.
virtual ~wxLayoutObject() { if(m_UserData) m_UserData->DecRef(); }
#ifdef WXLAYOUT_DEBUG
- virtual void Debug(void);
+ virtual wxString DebugDump(void) const;
#endif
/** Tells the object about some user data. This data is associated
static wxLayoutObjectText *Read(wxString &istr);
#ifdef WXLAYOUT_DEBUG
- virtual void Debug(void);
+ virtual wxString DebugDump(void) const;
#endif
- virtual CoordType GetLength(void) const { return strlen(m_Text.c_str()); }
+ virtual CoordType GetLength(void) const { return wxStrlen(m_Text.c_str()); }
// for editing:
wxString & GetText(void) { return m_Text; }
int underline = -1,
wxColour *fg = NULL,
wxColour *bg = NULL);
+ wxLayoutObjectCmd(const wxLayoutStyleInfo &si);
~wxLayoutObjectCmd();
/** Stores the current style in the styleinfo structure */
wxLayoutStyleInfo * GetStyle(void) const;
void Append(wxLayoutObject * obj)
{
wxASSERT(obj);
-
m_ObjectList.push_back(obj);
m_Length += obj->GetLength();
}
+ /** This function prepends an object to the line. */
+ void Prepend(wxLayoutObject * obj)
+ {
+ wxASSERT(obj);
+ m_ObjectList.push_front(obj);
+ m_Length += obj->GetLength();
+ }
+
/** This function appens the next line to this, i.e. joins the two
lines into one.
*/
*/
wxLayoutLine *Break(CoordType xpos, wxLayoutList *llist);
+ /** This function wraps the line: breaks it at a suitable point
+ and merges it with the next.
+ @param wrapmargin
+ @return TRUE if broken
+ */
+ bool Wrap(CoordType wrapmargin, wxLayoutList *llist);
+
/** Deletes the next word from this position, including leading
whitespace.
This function does not delete over font changes, i.e. a word
CoordType to = -1);
#ifdef WXLAYOUT_DEBUG
- void Debug(void);
+ void Debug(void) const;
#endif
wxLayoutStyleInfo const & GetStyleInfo() const { return m_StyleInfo; }
}
m_Dirty = true;
+ if(m_Next) m_Next->MarkDirty();
}
/// Reset the dirty flag
void MarkClean() { m_Dirty = false; m_updateLeft = -1; }
/// Returns current cursor position.
const wxPoint &GetCursorPos(wxDC &dc) const { return m_CursorPos; }
const wxPoint &GetCursorPos() const { return m_CursorPos; }
-
+ wxLayoutLine * GetCursorLine(void) { return m_CursorLine; }
+
/// move cursor to the end of text
void MoveCursorToEnd(void)
{
@return true if line got broken
*/
bool WrapLine(CoordType column);
+
+ /** Wraps the complete buffer.
+ @param column the break position for the line, maximum length
+ @return true if line got broken
+ */
+ bool WrapAll(CoordType column);
/** This function deletes npos cursor positions.
@param npos how many positions
@return true if everything got deleted
/// get the line by number
wxLayoutLine *GetLine(CoordType index) const;
+
+ /** Reads objects from a string and inserts them. Returns NULL if
+ string is empty or a linebreak was found.
+ @param istr stream to read from, will bee changed
+ */
+ void Read(wxString &istr);
+
private:
/// Clear the list.
void InternalClear(void);
public:
wxLayoutDataObject()
{
- SetFormat("application/wxlayoutlist");
+ SetFormat(wxT("application/wxlayoutlist"));
}
// type safe wrappers