#include "Mpch.h"
#ifdef M_BASEDIR
+# include "Mcommon.h"
# include "gui/wxllist.h"
# include "gui/wxlparser.h"
# define SHOW_SELECTIONS 1
heightOld = m_Height;
#endif // 0
+#ifdef __WXDEBUG__
+ CoordType a,b,c,d,e,f;
+ dc.GetTextExtent("test ", &a, &b, &c);
+ dc.GetTextExtent("test", &d, &e, &f);
+ wxASSERT(a != d);
+ wxASSERT(b == e);
+ wxASSERT(c == f);
+ dc.GetTextExtent(" ", &d, &e, &f);
+ wxASSERT(a > 0);
+#endif
dc.GetTextExtent(m_Text, &m_Width, &m_Height, &descent);
#if 0
wxLayoutObjectIcon::wxLayoutObjectIcon(wxBitmap const &icon)
{
+ if ( !icon.Ok() )
+ {
+ wxFAIL_MSG("invalid icon");
+
+ m_Icon = NULL;
+
+ return;
+ }
+
+#ifdef __WXMSW__
+ // FIXME ugly, ugly, ugly - but the only way to avoid slicing
+ m_Icon = icon.GetHBITMAP() ? new wxBitmap(icon)
+ : new wxBitmap(wxBitmap((const wxBitmap &)icon));
+#else // !MSW
m_Icon = new wxBitmap(icon);
+#endif // MSW/!MSW
}
wxLayoutObjectIcon::wxLayoutObjectIcon(wxBitmap *icon)
{
m_Icon = icon;
+ if(! m_Icon)
+#if wxICON_IS_BITMAP
+ m_Icon = new wxIcon;
+#else
+ m_Icon = new wxBitmap;
+#endif
}
void
m_fg_valid = fg != 0;
m_bg_valid = bg != 0;
m_fg = m_fg_valid ? *fg : *wxBLACK;
- m_bg = m_fg_valid ? *bg : *wxWHITE;
+ m_bg = m_bg_valid ? *bg : *wxWHITE;
}
#define COPY_SI_(what) if(right.what != -1) what = right.what;
m_StyleInfo = new wxLayoutStyleInfo(family, size,style,weight,underline,fg,bg);
}
+wxLayoutObjectCmd::wxLayoutObjectCmd(const wxLayoutStyleInfo &si)
+
+{
+ m_StyleInfo = new wxLayoutStyleInfo;
+ *m_StyleInfo = si;
+}
+
wxLayoutObject *
wxLayoutObjectCmd::Copy(void)
{
wxLayoutObjectCmd *obj = new wxLayoutObjectCmd(
- m_StyleInfo->size,
m_StyleInfo->family,
+ m_StyleInfo->size,
m_StyleInfo->style,
m_StyleInfo->weight,
m_StyleInfo->underline,
wxLayoutObjectCmd::Write(wxString &ostr)
{
ostr << WXLO_TYPE_CMD << '\n'
- << m_StyleInfo->size << '\n'
<< m_StyleInfo->family << '\n'
+ << m_StyleInfo->size << '\n'
<< m_StyleInfo->style << '\n'
<< m_StyleInfo->weight << '\n'
<< m_StyleInfo->underline << '\n'
wxString tmp;
ReadString(tmp, istr);
- sscanf(tmp.c_str(),"%d", &obj->m_StyleInfo->size);
- ReadString(tmp, istr);
sscanf(tmp.c_str(),"%d", &obj->m_StyleInfo->family);
ReadString(tmp, istr);
+ sscanf(tmp.c_str(),"%d", &obj->m_StyleInfo->size);
+ ReadString(tmp, istr);
sscanf(tmp.c_str(),"%d", &obj->m_StyleInfo->style);
ReadString(tmp, istr);
sscanf(tmp.c_str(),"%d", &obj->m_StyleInfo->weight);
wxLayoutLine::wxLayoutLine(wxLayoutLine *prev, wxLayoutList *llist)
{
- m_LineNumber = 0;
m_Width = m_Height = 0;
m_Length = 0;
+
m_updateLeft = -1;
MarkDirty(0);
+
m_Previous = prev;
m_Next = NULL;
+
+ m_LineNumber = 0;
RecalculatePosition(llist);
+
+ MarkDirty();
if(m_Previous)
{
- m_LineNumber = m_Previous->GetLineNumber()+1;
+ m_LineNumber = m_Previous->GetLineNumber() + 1;
m_Next = m_Previous->GetNextLine();
m_Previous->m_Next = this;
}
+
if(m_Next)
{
m_Next->m_Previous = this;
- m_Next->MoveLines(+1);
- m_Next->RecalculatePositions(1,llist);
+ m_Next->ReNumber();
}
+
+ m_StyleInfo = llist->GetDefaultStyleInfo();
+
+ llist->IncNumLines();
}
wxLayoutLine::~wxLayoutLine()
return m_Position;
}
-void
-wxLayoutLine::RecalculatePositions(int recurse, wxLayoutList *llist)
-{
- //FIXME: is this really needed? We run Layout() anyway.
- // Recursing here, drives computation time up exponentially, as
- // each line will cause all following lines to be recalculated.
- // Yes, or linenumbers go wrong.
-
- wxASSERT(recurse >= 0);
- wxPoint pos = m_Position;
- CoordType height = m_Height;
-
-// WXLO_TRACE("RecalculatePositions()");
- RecalculatePosition(llist);
- if(m_Next)
- {
- if(recurse > 0)
- m_Next->RecalculatePositions(--recurse, llist);
- else if(pos != m_Position || m_Height != height)
- m_Next->RecalculatePositions(0, llist);
- }
-}
wxLayoutObjectList::iterator
wxLayoutLine::FindObject(CoordType xpos, CoordType *offset) const
}
wxLayoutObjectList::iterator
-wxLayoutLine::FindObjectScreen(wxDC &dc,
+wxLayoutLine::FindObjectScreen(wxDC &dc, wxLayoutList *llist,
CoordType xpos, CoordType *cxpos,
bool *found) const
{
wxASSERT(cxpos);
- wxASSERT(cxpos);
+
+ llist->ApplyStyle(GetStyleInfo(), dc);
+
wxLayoutObjectList::iterator i;
CoordType x = 0, cx = 0, width;
for(i = m_ObjectList.begin(); i != NULLIT; i++)
{
- width = (**i).GetWidth();
+ wxLayoutObject *obj = *i;
+ if ( obj->GetType() == WXLO_TYPE_CMD )
+ {
+ // this will set the correct font for the objects which follow
+ obj->Layout(dc, llist);
+ }
+
+ width = obj->GetWidth();
if( x <= xpos && xpos <= x + width )
{
- *cxpos = cx + (**i).GetOffsetScreen(dc, xpos-x);
- if(found) *found = true;
+ *cxpos = cx + obj->GetOffsetScreen(dc, xpos-x);
+
+ if ( found )
+ *found = true;
return i;
}
- x += (**i).GetWidth();
- cx += (**i).GetLength();
+
+ x += obj->GetWidth();
+ cx += obj->GetLength();
}
+
// behind last object:
*cxpos = cx;
- if(found) *found = false;
+
+ if (found)
+ *found = false;
return m_ObjectList.tail();
}
MarkDirty(xpos);
- // If we insert a command object, we need to recalculate all lines
- // to update their styleinfo structure.
- if(obj->GetType() == WXLO_TYPE_CMD)
- MarkNextDirty(-1);
-
CoordType offset;
wxLOiterator i = FindObject(xpos, &offset);
if(i == NULLIT)
len = (**i).GetLength();
m_Length -= len;
npos -= len;
- // If we delete a command object, we need to recalculate all lines
- // to update their styleinfo structure.
- if((**i).GetType() == WXLO_TYPE_CMD)
- MarkNextDirty(-1);
m_ObjectList.erase(i);
}
else
return npos;
}
-void
-wxLayoutLine::MarkNextDirty(int recurse)
-{
- wxLayoutLine *line = GetNextLine();
- while(line && (recurse == -1 || recurse >= 0))
- {
- line->MarkDirty();
- line = line->GetNextLine();
- if(recurse > 0) recurse --;
- }
-}
-
bool
wxLayoutLine::DeleteWord(CoordType xpos)
{
wxLayoutLine *
wxLayoutLine::DeleteLine(bool update, wxLayoutList *llist)
{
- if(m_Next) m_Next->m_Previous = m_Previous;
- if(m_Previous) m_Previous->m_Next = m_Next;
- if(update)
- {
- m_Next->MoveLines(-1);
- m_Next->RecalculatePositions(1, llist);
- /* We assume that if we have more than one object in the list,
- this means that we have a command object, so we need to
- update the following lines. */
- if(m_ObjectList.size() > 1 ||
- ( m_ObjectList.begin() != NULLIT &&
- (**m_ObjectList.begin()).GetType() == WXLO_TYPE_CMD)
- )
- MarkNextDirty(-1);
- }
+ // maintain linked list integrity
+ if(m_Next)
+ m_Next->m_Previous = m_Previous;
+ if(m_Previous)
+ m_Previous->m_Next = m_Next;
+
+ // get the line numbers right again
+ if ( update && m_Next)
+ m_Next->ReNumber();
+
+ MarkDirty();
+
+ // we can't use m_Next after "delete this", so we must save this pointer
+ // first
wxLayoutLine *next = m_Next;
delete this;
+
+ llist->DecNumLines();
+
return next;
}
wxLayoutList *llist,
wxPoint *cursorPos,
wxPoint *cursorSize,
+ wxLayoutStyleInfo *cursorStyle,
int cx,
bool suppressSIupdate)
{
bool cursorFound = false;
+ RecalculatePosition(llist);
+
if(cursorPos)
{
*cursorPos = m_Position;
else
str = WXLO_CURSORCHAR;
dc.GetTextExtent(str, &width, &height, &descent);
- wxASSERT(cursorSize);
- // Just in case some joker inserted an empty string object:
- if(width == 0) width = WXLO_MINIMUM_CURSOR_WIDTH;
- if(height == 0) height = sizeObj.y;
- cursorSize->x = width;
- cursorSize->y = height;
+
+ if(cursorStyle) // set style info
+ *cursorStyle = llist->GetStyleInfo();
+ if ( cursorSize )
+ {
+ // Just in case some joker inserted an empty string object:
+ if(width == 0)
+ width = WXLO_MINIMUM_CURSOR_WIDTH;
+ if(height == 0)
+ height = sizeObj.y;
+ cursorSize->x = width;
+ cursorSize->y = height;
+ }
+
cursorFound = true; // no more checks
}
else
{
// on some other object
CoordType top, bottom; // unused
- *cursorSize = obj->GetSize(&top,&bottom);
+ if(cursorSize)
+ *cursorSize = obj->GetSize(&top,&bottom);
cursorPos->y = m_Position.y;
cursorFound = true; // no more checks
}
// tell next line about coordinate change
if(m_Next && m_Height != heightOld)
{
- // FIXME isn't this done in RecalculatePositions() below anyhow?
- m_Next->RecalculatePositions(0, llist);
+ m_Next->MarkDirty();
}
-
+
// We need to check whether we found a valid cursor size:
- if(cursorPos)
+ if(cursorPos && cursorSize)
{
// this might be the case if the cursor is at the end of the
// line or on a command object:
- if(cursorSize->y < WXLO_MINIMUM_CURSOR_WIDTH)
+ if(cursorSize->x < WXLO_MINIMUM_CURSOR_WIDTH)
{
CoordType width, height, descent;
dc.GetTextExtent(WXLO_CURSORCHAR, &width, &height, &descent);
if(m_BaseLine >= cursorSize->y) // the normal case anyway
cursorPos->y += m_BaseLine-cursorSize->y;
}
- RecalculatePositions(1, llist);
MarkClean();
}
MarkDirty(xpos);
- /* If we are at the begin of a line, we want to move all other
- lines down and stay with the cursor where we are. However, if we
- are in an empty line, we want to move down with it. */
- if(xpos == 0 && GetLength() > 0)
- { // insert an empty line before this one
- wxLayoutLine *prev = new wxLayoutLine(m_Previous, llist);
- if(m_Previous == NULL)
- { // We were in first line, need to link in new empty line
- // before this.
- prev->m_Next = this;
- m_Previous = prev;
- m_Previous->m_Height = 0; // this is a wild guess
- }
- if(m_Next)
- m_Next->RecalculatePositions(1, llist);
- return m_Previous;
- }
-
CoordType offset;
wxLOiterator i = FindObject(xpos, &offset);
if(i == NULLIT)
m_ObjectList.remove(i); // remove without deleting it
}
if(m_Next)
- m_Next->RecalculatePositions(2, llist);
+ m_Next->MarkDirty();
return newLine;
}
+void
+wxLayoutLine::ReNumber(void)
+{
+ CoordType lineNo = m_Previous ? m_Previous->m_LineNumber+1 : 0;
+ m_LineNumber = lineNo++;
+
+ for(wxLayoutLine *next = GetNextLine();
+ next; next = next->GetNextLine())
+ next->m_LineNumber = lineNo++;
+}
void
wxLayoutLine::MergeNextLine(wxLayoutList *llist)
SetNext(nextLine);
if ( nextLine )
{
- nextLine->MoveLines(-1);
+ nextLine->ReNumber();
}
else
{
#endif // 0
}
+ llist->DecNumLines();
+
delete oldnext;
}
m_caret = NULL;
#endif // WXLAYOUT_USE_CARET
+ m_numLines = 0;
m_FirstLine = NULL;
+ SetAutoFormatting(TRUE);
+ ForceTotalLayout(TRUE); // for the first time, do all
InvalidateUpdateRect();
Clear();
}
wxLayoutList::~wxLayoutList()
{
+ SetAutoFormatting(FALSE);
InternalClear();
+ Empty();
m_FirstLine->DeleteLine(false, this);
+
+ wxASSERT_MSG( m_numLines == 0, "line count calculation broken" );
}
void
void
wxLayoutList::InternalClear(void)
{
- Empty();
m_Selection.m_selecting = false;
m_Selection.m_valid = false;
m_DefaultStyleInfo.m_bg = *wxWHITE;
m_CurrentStyleInfo = m_DefaultStyleInfo;
+ m_CursorStyleInfo = m_DefaultStyleInfo;
}
+void
+wxLayoutList::Read(wxString &istr)
+{
+ /* In order to handle input of formatted string "nicely", we need
+ to restore our current font settings after the string. So first
+ of all, we create a StyleInfo structure with our current
+ settings. */
+ wxLayoutStyleInfo current_si = GetStyleInfo();
+
+ while(istr.Length())
+ {
+ wxLayoutObject *obj = wxLayoutObject::Read(istr);
+ if(obj)
+ Insert(obj);
+ }
+ /* Now we use the current_si to restore our last font settings: */
+ Insert(new wxLayoutObjectCmd(current_si));
+}
+
+
void
wxLayoutList::SetFont(int family, int size, int style, int weight,
int underline, wxColour *fg,
m_DefaultStyleInfo = wxLayoutStyleInfo(family, size, style, weight,
underline, fg, bg);
m_CurrentStyleInfo = m_DefaultStyleInfo;
+
+ // Empty() should be called after we set m_DefaultStyleInfo because
+ // otherwise the style info for the first line (created in Empty()) would be
+ // incorrect
+ Empty();
}
wxPoint
if(! m_CursorLine)
{
m_CursorLine = last;
- m_CursorPos.y ++;
+ m_CursorPos.y --;
rc = false;
}
else
}
bool
-wxLayoutList::MoveCursorWord(int n)
+wxLayoutList::MoveCursorWord(int n, bool untilNext)
{
wxCHECK_MSG( m_CursorLine, false, "no current line" );
wxCHECK_MSG( n == -1 || n == +1, false, "not implemented yet" );
CoordType moveDistance = 0;
CoordType offset;
- for ( wxLOiterator i = m_CursorLine->FindObject(m_CursorPos.x, &offset);
+ wxLayoutLine *lineCur = m_CursorLine;
+ for ( wxLOiterator i = lineCur->FindObject(m_CursorPos.x, &offset);
n != 0;
n > 0 ? i++ : i-- )
{
if ( i == NULLIT )
- return false;
+ {
+ if ( n > 0 )
+ {
+ // moving forward, pass to the first object of the next line
+ moveDistance++;
+ lineCur = lineCur->GetNextLine();
+ if ( lineCur )
+ i = lineCur->GetFirstObject();
+ }
+ else
+ {
+ // moving backwards, pass to the last object of the prev line
+ moveDistance--;
+ lineCur = lineCur->GetPreviousLine();
+ if ( lineCur )
+ i = lineCur->GetLastObject();
+ }
+
+ if ( i == NULLIT )
+ {
+ // moved to the end/beginning of text
+ return false;
+ }
+
+ offset = -1;
+ }
wxLayoutObject *obj = *i;
+
+ if ( offset == -1 )
+ {
+ // calculate offset: we are either at the very beginning or the very
+ // end of the object, so it isn't very difficult (the only time when
+ // offset is != -1 is for the very first iteration when its value is
+ // returned by FindObject)
+ if ( n > 0 )
+ offset = 0;
+ else
+ offset = obj->GetLength();
+ }
+
if( obj->GetType() != WXLO_TYPE_TEXT )
{
// any visible non text objects count as one word
if ( n > 0 )
{
// can't move further in this text object
- n--;
-
canAdvance = false;
+
+ // still should move over the object border
+ moveDistance++;
+ n--;
}
else if ( offset > 0 )
{
if ( canAdvance )
{
- const char *start = tobj->GetText().c_str();
+ const wxString& text = tobj->GetText();
+ const char *start = text.c_str();
+ const char *end = start + text.length();
const char *p = start + offset;
+ if ( n < 0 )
+ {
+ if ( offset > 0 )
+ p--;
+ }
+
// to the beginning/end of the next/prev word
- while ( isspace(*p) )
+ while ( p >= start && p < end && isspace(*p) )
{
n > 0 ? p++ : p--;
}
// go to the end/beginning of the word (in a broad sense...)
- while ( p >= start && !isspace(*p) )
+ while ( p >= start && p < end && !isspace(*p) )
{
n > 0 ? p++ : p--;
}
if ( n > 0 )
{
- // now advance to the beginning of the next word
- while ( isspace(*p) )
+ if ( untilNext )
+ {
+ // now advance to the beginning of the next word
+ while ( isspace(*p) && p < end )
+ p++;
+ }
+ }
+ else // backwards
+ {
+ // in these 2 cases we took 1 char too much
+ if ( (p < start) || isspace(*p) )
+ {
p++;
+ }
}
- n > 0 ? n-- : n++;
+ CoordType moveDelta = p - start - offset;
+ if ( (n < 0) && (offset == tobj->GetLength() - 1) )
+ {
+ // because we substracted 1 from offset in this case above, now
+ // compensate for it
+ moveDelta--;
+ }
+
+ if ( moveDelta != 0 )
+ {
+ moveDistance += moveDelta;
- moveDistance = p - start - offset;
+ n > 0 ? n-- : n++;
+ }
}
}
- // except for the first iteration, offset is 0
- offset = 0;
+ // except for the first iteration, offset is calculated in the beginning
+ // of the loop
+ offset = -1;
}
MoveCursorHorizontally(moveDistance);
m_movedCursor = true;
- m_CursorLine->RecalculatePositions(0, this);
+ if(m_AutoFormat)
+ m_CursorLine->MarkDirty();
return true;
}
m_CursorPos.x += obj->GetLength();
m_movedCursor = true;
- m_CursorLine->RecalculatePositions(0, this);
+ if(m_AutoFormat)
+ m_CursorLine->MarkDirty();
return true;
}
wxLayoutList::LineBreak(void)
{
wxASSERT(m_CursorLine);
- bool setFirst = (m_CursorLine == m_FirstLine && m_CursorPos.x == 0);
AddCursorPosToUpdateRect();
height = m_CursorLine->GetHeight();
m_CursorLine = m_CursorLine->Break(m_CursorPos.x, this);
- if(setFirst) // we were at beginning of first line
- m_FirstLine = m_CursorLine->GetPreviousLine();
- if(m_CursorPos.x != 0)
- m_CursorPos.y++;
+ if(m_CursorLine->GetPreviousLine() == NULL)
+ m_FirstLine = m_CursorLine;
+ m_CursorPos.y++;
m_CursorPos.x = 0;
+ // The following code will produce a height which is guaranteed to
+ // be too high: old lineheight + the height of both new lines.
+ // We can probably drop the old line height and start with height =
+ // 0. FIXME
wxLayoutLine *prev = m_CursorLine->GetPreviousLine();
- wxCHECK_MSG(prev, false, "just broke the line, where is the previous one?");
-
- height += prev->GetHeight();
+ if(prev)
+ height += prev->GetHeight();
+ height += m_CursorLine->GetHeight();
m_movedCursor = true;
Delete(1); // delete the space
m_CursorPos.x = newpos;
- m_CursorLine->RecalculatePositions(1, this);
+ m_CursorLine->MarkDirty();
m_movedCursor = true;
{ // we cannot delete this line, but we can clear it
MoveCursorToBeginOfLine();
DeleteToEndOfLine();
- m_CursorLine->RecalculatePositions(2, this);
+ if(m_AutoFormat)
+ m_CursorLine->MarkDirty();
return n-1;
}
//else:
wxASSERT(m_FirstLine);
wxASSERT(m_CursorLine);
}
- m_CursorLine->RecalculatePositions(2, this);
+ if(m_AutoFormat)
+ m_CursorLine->MarkDirty();
return n;
}
void
wxLayoutList::Recalculate(wxDC &dc, CoordType bottom)
{
+ if(! m_AutoFormat)
+ return;
wxLayoutLine *line = m_FirstLine;
// first, make sure everything is calculated - this might not be
}
}
-void
-wxLayoutList::UpdateCursorScreenPos(wxDC &dc)
-{
- wxCHECK_RET( m_CursorLine, "no cursor line" );
-
- // we need to save the current style, in case the layout() of the line
- // changes it
- wxLayoutStyleInfo SiBackup = m_CurrentStyleInfo;
- m_CursorLine->Layout(dc, this,
- &m_CursorScreenPos, &m_CursorSize,
- m_CursorPos.x,
- true /* suppress update */);
- ApplyStyle(SiBackup, dc); // restore it
-}
-
wxPoint
-wxLayoutList::GetCursorScreenPos(wxDC &dc)
+wxLayoutList::GetCursorScreenPos(void) const
{
- UpdateCursorScreenPos(dc);
-
return m_CursorScreenPos;
}
// needed, optimise it later
ApplyStyle(m_DefaultStyleInfo, dc);
- // This one we always Layout() to get the current cursor
- // coordinates on the screen:
- m_CursorLine->MarkDirty();
- bool wasDirty = false;
+
+ if(m_ReLayoutAll)
+ {
+ forceAll = TRUE;
+ bottom = -1;
+ }
+ ForceTotalLayout(FALSE);
+
+
+ // If one line was dirty, we need to re-calculate all
+ // following lines, too.
+ bool wasDirty = forceAll;
wxLayoutLine *line = m_FirstLine;
while(line)
{
if(! wasDirty)
ApplyStyle(line->GetStyleInfo(), dc);
- if(forceAll || line->IsDirty()
- || (cpos && line->GetLineNumber() == cpos->y))
+ if(
+ // if any previous line was dirty, we need to layout all
+ // following lines:
+ wasDirty
+ // layout dirty lines:
+ || line->IsDirty()
+ // always layout the cursor line toupdate the cursor
+ // position and size:
+ || line == m_CursorLine
+ // or if it's the line we are asked to look for:
+ || (cpos && line->GetLineNumber() == cpos->y)
+ )
{
+ if(line->IsDirty())
+ wasDirty = true;
+
// The following Layout() calls will update our
// m_CurrentStyleInfo if needed.
if(line == m_CursorLine)
+ {
line->Layout(dc, this,
(wxPoint *)&m_CursorScreenPos,
- (wxPoint *)&m_CursorSize, m_CursorPos.x);
- if(cpos && line->GetLineNumber() == cpos->y)
- line->Layout(dc, this,
- cpos,
- csize, cpos->x);
+ (wxPoint *)&m_CursorSize,
+ &m_CursorStyleInfo,
+ m_CursorPos.x);
+ // we cannot layout the line twice, so copy the coords:
+ if(cpos && line ->GetLineNumber() == cpos->y)
+ {
+ *cpos = m_CursorScreenPos;
+ if ( csize )
+ *csize = m_CursorSize;
+ }
+ }
+ else
+ if(cpos && line->GetLineNumber() == cpos->y)
+ line->Layout(dc, this,
+ cpos,
+ csize, NULL, cpos->x);
else
line->Layout(dc, this);
// little condition to speed up redrawing:
if(bottom != -1 && line->GetPosition().y > bottom)
break;
- wasDirty = true;
}
- line->RecalculatePositions(1, this);
line = line->GetNextLine();
}
+#ifndef WXLAYOUT_USE_CARET
// can only be 0 if we are on the first line and have no next line
wxASSERT(m_CursorSize.x != 0 || (m_CursorLine &&
m_CursorLine->GetNextLine() == NULL &&
m_CursorLine == m_FirstLine));
+#endif // WXLAYOUT_USE_CARET
AddCursorPosToUpdateRect();
}
wxLayoutList::Draw(wxDC &dc,
wxPoint const &offset,
CoordType top,
- CoordType bottom)
+ CoordType bottom,
+ bool clipStrictly)
{
wxLayoutLine *line = m_FirstLine;
- /* We need to re-layout all dirty lines to update styleinfos
- etc. However, somehow we don't find all dirty lines... */
- Layout(dc); //,-1,true); //FIXME
+ if ( m_Selection.m_discarded )
+ {
+ // calculate them if we don't have them already
+ if ( !m_Selection.HasValidScreenCoords() )
+ {
+ m_Selection.m_ScreenA = GetScreenPos(dc, m_Selection.m_CursorA);
+ m_Selection.m_ScreenB = GetScreenPos(dc, m_Selection.m_CursorB);
+ }
+
+ // invalidate the area which was previousle selected - and which is not
+ // selected any more
+ SetUpdateRect(m_Selection.m_ScreenA);
+ SetUpdateRect(m_Selection.m_ScreenB);
+
+ m_Selection.m_discarded = false;
+ }
+
+ /* This call to Layout() will re-calculate and update all lines
+ marked as dirty.
+ */
+ Layout(dc, bottom);
+
ApplyStyle(m_DefaultStyleInfo, dc);
wxBrush brush(m_CurrentStyleInfo.m_bg, wxSOLID);
dc.SetBrush(brush);
dc.SetBackgroundMode(wxTRANSPARENT);
- bool style_set = false;
while(line)
{
// only draw if between top and bottom:
if((top == -1 ||
- line->GetPosition().y + line->GetHeight() >= top))
+ line->GetPosition().y + line->GetHeight() > top))
{
-// if(! style_set)
- {
- ApplyStyle(line->GetStyleInfo(), dc);
- style_set = true;
- }
+ ApplyStyle(line->GetStyleInfo(), dc);
+ // little condition to speed up redrawing:
+ if( bottom != -1
+ && line->GetPosition().y
+ +(clipStrictly ? line->GetHeight() : 0) >= bottom)
+ break;
line->Draw(dc, this, offset);
}
-#if 0
- else
- line->Layout(dc, this);
-#endif
- // little condition to speed up redrawing:
- if(bottom != -1 && line->GetPosition().y > bottom) break;
line = line->GetNextLine();
}
InvalidateUpdateRect();
bool *found)
{
// First, find the right line:
- wxLayoutLine *line = m_FirstLine;
+ wxLayoutLine
+ *line = m_FirstLine,
+ *lastline = m_FirstLine;
wxPoint p;
ApplyStyle(m_DefaultStyleInfo, dc);
p = line->GetPosition();
if(p.y <= pos.y && p.y+line->GetHeight() >= pos.y)
break;
-#if 0
- // we need to run a layout here to get font sizes right :-(
-
- // VZ: we can't call Layout() from here because it marks the line as
- // clean and it is not refreshed when it's called from wxLayoutList::
- // Layout() - if we really need to do this, we should introduce an
- // extra argument to Layout() to prevent the line from MarkClean()ing
- // itself here
- line->Layout(dc, this);
-#endif
+ lastline = line;
line = line->GetNextLine();
}
- if(line == NULL)
+
+ bool didFind = line != NULL;
+
+ if ( !line )
{
- if(found) *found = false;
- return NULL; // not found
+ // use the last line:
+ line = lastline;
}
- if(cursorPos) cursorPos->y = line->GetLineNumber();
+
+ if ( cursorPos )
+ cursorPos->y = line->GetLineNumber();
+
+ bool foundinline = true;
+ long cx = 0;
+
// Now, find the object in the line:
- wxLOiterator i = line->FindObjectScreen(dc, pos.x,
- cursorPos ? & cursorPos->x : NULL ,
- found);
+ wxLOiterator i;
+
+ if (cursorPos)
+ {
+ i = line->FindObjectScreen(dc, this,
+ pos.x,
+ &cx,
+ &foundinline);
+ cursorPos->x = cx;
+ }
+ else
+ i = line->FindObjectScreen(dc, this,
+ pos.x,
+ NULL,
+ &foundinline);
+ if ( found )
+ *found = didFind && foundinline;
+
return (i == NULLIT) ? NULL : *i;
}
wxLayoutList::DrawCursor(wxDC &dc, bool active, wxPoint const &translate)
{
if ( m_movedCursor )
- {
- UpdateCursorScreenPos(dc);
-
m_movedCursor = false;
- }
wxPoint coords(m_CursorScreenPos);
coords += translate;
#ifdef WXLAYOUT_USE_CARET
m_caret->Move(coords);
#else // !WXLAYOUT_USE_CARET
- dc.SetBrush(*wxBLACK_BRUSH);
- dc.SetLogicalFunction(wxXOR);
+
+ wxASSERT(m_CursorSize.x >= WXLO_MINIMUM_CURSOR_WIDTH);
+ dc.SetBrush(*wxWHITE_BRUSH);
+ //FIXME: wxGTK XOR is borken at the moment!!!dc.SetLogicalFunction(wxXOR);
dc.SetPen(wxPen(*wxBLACK,1,wxSOLID));
if(active)
{
+ dc.SetLogicalFunction(wxXOR);
dc.DrawRectangle(coords.x, coords.y,
m_CursorSize.x, m_CursorSize.y);
SetUpdateRect(coords.x, coords.y);
}
else
{
+ dc.SetLogicalFunction(wxCOPY);
dc.DrawLine(coords.x, coords.y+m_CursorSize.y-1,
coords.x, coords.y);
SetUpdateRect(coords.x, coords.y+m_CursorSize.y-1);
wxASSERT(m_Selection.m_valid == false);
WXLO_DEBUG(("Continuing selection at %ld/%ld", cpos.x, cpos.y));
- if ( m_Selection.m_CursorB <= cpos )
- {
- m_Selection.m_ScreenB = spos;
- m_Selection.m_CursorB = cpos;
- }
- else
- {
- m_Selection.m_ScreenA = spos;
- m_Selection.m_CursorA = cpos;
- }
+ m_Selection.m_ScreenB = spos;
+ m_Selection.m_CursorB = cpos;
+}
+void
+wxLayoutList::EndSelection(const wxPoint& cposOrig, const wxPoint& spos)
+{
+ wxPoint cpos(cposOrig);
+ if(cpos.x == -1) cpos = m_CursorPos;
+ ContinueSelection(cpos, spos);
+ WXLO_DEBUG(("Ending selection at %ld/%ld", cpos.x, cpos.y));
// we always want m_CursorA <= m_CursorB!
if( m_Selection.m_CursorA > m_Selection.m_CursorB )
{
m_Selection.m_ScreenB = m_Selection.m_ScreenA;
m_Selection.m_ScreenA = help;
}
-}
-
-void
-wxLayoutList::EndSelection(const wxPoint& cposOrig, const wxPoint& spos)
-{
- wxPoint cpos(cposOrig);
- if(cpos.x == -1)
- cpos = m_CursorPos;
- ContinueSelection(cpos);
- WXLO_DEBUG(("Ending selection at %ld/%ld", cpos.x, cpos.y));
m_Selection.m_selecting = false;
m_Selection.m_valid = true;
+ /// In case we just clicked somewhere, the selection will have zero
+ /// size, so we discard it immediately.
+ if(m_Selection.m_CursorA == m_Selection.m_CursorB)
+ DiscardSelection();
}
void
m_Selection.m_valid =
m_Selection.m_selecting = false;
-
- // invalidate the area which was previousle selected - and which is not
- // selected any more
- if ( m_Selection.HasValidScreenCoords() )
- {
- SetUpdateRect(m_Selection.m_ScreenA);
- SetUpdateRect(m_Selection.m_ScreenB);
- }
- else
- {
- // TODO
- }
+ m_Selection.m_discarded = true;
}
bool
-wxLayoutList::IsSelecting(void)
+wxLayoutList::IsSelecting(void) const
{
return m_Selection.m_selecting;
}
bool
-wxLayoutList::IsSelected(const wxPoint &cursor)
+wxLayoutList::IsSelected(const wxPoint &cursor) const
{
if ( !HasSelection() )
return false;
- return m_Selection.m_CursorA <= cursor && cursor <= m_Selection.m_CursorB;
+ return (
+ (m_Selection.m_CursorA <= cursor
+ && cursor <= m_Selection.m_CursorB)
+ || (m_Selection.m_CursorB <= cursor
+ && cursor <= m_Selection.m_CursorA)
+ );
}
return 0;
CoordType y = line->GetLineNumber();
- if(m_Selection.m_CursorA.y < y && m_Selection.m_CursorB.y > y)
+ if(
+ (m_Selection.m_CursorA.y < y && m_Selection.m_CursorB.y > y)
+ || (m_Selection.m_CursorB.y < y && m_Selection.m_CursorA.y > y)
+ )
return 1;
else if(m_Selection.m_CursorA.y == y)
{
if(m_Selection.m_CursorB.y == y)
*to = m_Selection.m_CursorB.x;
else
- *to = line->GetLength();
+ {
+ if(m_Selection.m_CursorB > m_Selection.m_CursorA)
+ *to = line->GetLength();
+ else
+ *to = 0;
+ }
+ if(*to < *from)
+ {
+ CoordType help = *to;
+ *to = *from;
+ *from = help;
+ }
return -1;
}
else if(m_Selection.m_CursorB.y == y)
if(m_Selection.m_CursorA.y == y)
*from = m_Selection.m_CursorA.x;
else
- *from = 0;
+ {
+ if(m_Selection.m_CursorB > m_Selection.m_CursorA)
+ *from = 0;
+ else
+ *from = line->GetLength();
+ }
+ if(*to < *from)
+ {
+ CoordType help = *to;
+ *to = *from;
+ *from = help;
+ }
return -1;
}
else
return;
}
+ // We now know that the two lines are different:
wxLayoutLine
- * firstLine = NULL,
- * lastLine = NULL;
-
- for(firstLine = m_FirstLine;
- firstLine && firstLine->GetLineNumber() < m_Selection.m_CursorA.y;
- firstLine=firstLine->GetNextLine())
- ;
- if(!firstLine || firstLine->GetLineNumber() != m_Selection.m_CursorA.y)
- return;
-
-
- for(lastLine = m_FirstLine;
- lastLine && lastLine->GetLineNumber() < m_Selection.m_CursorB.y;
- lastLine=lastLine->GetNextLine())
- ;
- if(!lastLine || lastLine->GetLineNumber() != m_Selection.m_CursorB.y)
+ * firstLine = GetLine(m_Selection.m_CursorA.y),
+ * lastLine = GetLine(m_Selection.m_CursorB.y);
+ // be a bit paranoid:
+ if(! firstLine || ! lastLine)
return;
-
-
- // We now know that the two lines are different:
-
+
// First, delete what's left of this line:
MoveCursorTo(m_Selection.m_CursorA);
DeleteToEndOfLine();
- wxLayoutLine *nextLine = firstLine->GetNextLine();
+ wxLayoutLine *prevLine = firstLine->GetPreviousLine(),
+ *nextLine = firstLine->GetNextLine();
while(nextLine && nextLine != lastLine)
nextLine = nextLine->DeleteLine(false, this);
// Now nextLine = lastLine;
Delete(1); // This joins firstLine and nextLine
- Delete(m_Selection.m_CursorB.x); // This deletes the first x
- // positions
+ Delete(m_Selection.m_CursorB.x); // This deletes the first x positions
- /// Recalculate:
- firstLine->RecalculatePositions(1, this);
+ // Recalculate the line positions and numbers but notice that firstLine
+ // might not exist any more - it could be deleted by Delete(1) above
+ wxLayoutLine *firstLine2 = prevLine ? prevLine->GetNextLine() : m_FirstLine;
+ firstLine2->MarkDirty();
}
/// Starts highlighting the selection
}
+wxLayoutLine *
+wxLayoutList::GetLine(CoordType index) const
+{
+ wxASSERT_MSG( (0 <= index) && (index < (CoordType)m_numLines),
+ "invalid index" );
+
+ wxLayoutLine *line;
+ CoordType n = index;
+#ifdef DEBUG
+ CoordType lineNo = 0;
+#endif
+
+ for ( line = m_FirstLine; line && n-- > 0; line =
+ line->GetNextLine() )
+ {
+#ifdef DEBUG
+wxASSERT(line->GetLineNumber() == lineNo );
+ lineNo++;
+#endif
+}
+
+ if ( line )
+ {
+ // should be the right one
+ wxASSERT( line->GetLineNumber() == index );
+ }
+
+ return line;
+}
+
+
wxLayoutList *
wxLayoutList::Copy(const wxPoint &from,
const wxPoint &to)
{
wxString string;
- wxLayoutExportObject *export;
+ wxLayoutExportObject *exp;
wxLayoutExportStatus status(llist);
- while((export = wxLayoutExport( &status, WXLO_EXPORT_AS_OBJECTS)) != NULL)
+ while((exp = wxLayoutExport( &status, WXLO_EXPORT_AS_OBJECTS)) != NULL)
{
- if(export->type == WXLO_EXPORT_EMPTYLINE)
+ if(exp->type == WXLO_EXPORT_EMPTYLINE)
; //FIXME missing support for linebreaks in string format
else
- export->content.object->Write(string);
- delete export;
+ exp->content.object->Write(string);
+ delete exp;
}
-
- wxlo->SetData(string.c_str(), string.Length()+1);
+ wxlo->SetLayoutData(string);
}
return llist;
}
if(si.m_fg_valid)
{
m_CurrentStyleInfo.m_fg = si.m_fg;
+ m_CurrentStyleInfo.m_fg_valid = true;
dc.SetTextForeground(m_CurrentStyleInfo.m_fg);
}
if(si.m_bg_valid)
{
m_CurrentStyleInfo.m_bg = si.m_bg;
+ m_CurrentStyleInfo.m_bg_valid = true;
dc.SetTextBackground(m_CurrentStyleInfo.m_bg);
}
}
// remove any highlighting which could interfere with printing:
m_llist->StartSelection();
m_llist->EndSelection();
+ // force a full layout of the list:
+ m_llist->ForceTotalLayout();
+ // layout is called in ScaleDC() when we have a DC
}
wxLayoutPrintout::~wxLayoutPrintout()
{
int top, bottom;
top = (page - 1)*m_PrintoutHeight;
- bottom = top + m_PrintoutHeight;
+ bottom = top + m_PrintoutHeight;
+
+ WXLO_DEBUG(("OnPrintPage(%d) printing from %d to %d", page, top,
+ bottom));
// SetDeviceOrigin() doesn't work here, so we need to manually
// translate all coordinates.
wxPoint translate(m_Offset.x,m_Offset.y-top);
- m_llist->Draw(*dc, translate, top, bottom);
+ m_llist->Draw(*dc, translate, top, bottom, TRUE /* clip strictly
+ */);
return true;
}
else
determine the correct paper size and scaling. We don't actually
print anything on it. */
#ifdef __WXMSW__
- wxPrinterDC psdc("","",WXLLIST_TEMPFILE,false);
+ wxPrinterDC *psdc = new wxPrinterDC("","",WXLLIST_TEMPFILE,false);
#else
- wxPostScriptDC psdc(WXLLIST_TEMPFILE,false);
+ wxPostScriptDC *psdc = new wxPostScriptDC(WXLLIST_TEMPFILE,false);
#endif
- float scale = ScaleDC(&psdc);
+ psdc->StartDoc(m_title);
+ // before we draw anything, me must make sure the list is properly
+ // laid out
+ m_llist->Layout(*psdc);
+
+ float scale = ScaleDC(psdc);
- psdc.GetSize(&m_PageWidth, &m_PageHeight);
- // This sets a left/top origin of 15% and 20%:
- m_Offset = wxPoint((15*m_PageWidth)/100, m_PageHeight/20);
+ psdc->GetSize(&m_PageWidth, &m_PageHeight);
+
+ // This sets a left/top origin of 15% and 5%:
+ m_Offset = wxPoint((15*m_PageWidth)/100, (5*m_PageHeight)/100);
// This is the length of the printable area.
- m_PrintoutHeight = m_PageHeight - (int) (m_PageHeight * 0.15);
+ m_PrintoutHeight = m_PageHeight - 2*m_Offset.y;
m_PrintoutHeight = (int)( m_PrintoutHeight / scale); // we want to use the real paper height
-
m_NumOfPages = 1 +
(int)( m_llist->GetSize().y / (float)(m_PrintoutHeight));
*selPageFrom = 1;
*selPageTo = m_NumOfPages;
+ psdc->EndDoc();
+ delete psdc;
wxRemoveFile(WXLLIST_TEMPFILE);
}
projects / wxWidgets.git / blobdiff