void CFDE_TextOut::LoadEllipsis() {
if (!m_bElliChanged) {
return;
}
m_bElliChanged = FALSE;
m_iEllipsisWidth = 0;
int32_t iLength = m_wsEllipsis.GetLength();
if (iLength < 1) {
return;
}
ExpandBuffer(iLength, 1);
const FX_WCHAR* pStr = m_wsEllipsis.c_str();
uint32_t dwBreakStatus;
FX_WCHAR wch;
while (iLength-- > 0) {
wch = *pStr++;
dwBreakStatus = m_pTxtBreak->AppendChar(wch);
if (dwBreakStatus > FX_TXTBREAK_PieceBreak)
RetrieveEllPieces(&m_EllCharWidths);
}
dwBreakStatus = m_pTxtBreak->EndBreak(FX_TXTBREAK_ParagraphBreak);
if (dwBreakStatus > FX_TXTBREAK_PieceBreak)
RetrieveEllPieces(&m_EllCharWidths);
m_pTxtBreak->Reset();
}
void CFDE_TextOut::LoadText(const FX_WCHAR* pwsStr,
int32_t iLength,
const CFX_RectF& rect) {
FX_WCHAR* pStr = m_wsText.GetBuffer(iLength);
int32_t iTxtLength = iLength;
ExpandBuffer(iTxtLength, 0);
bool bHotKey = !!(m_dwStyles & FDE_TTOSTYLE_HotKey);
bool bVertical = !!(m_dwStyles & FDE_TTOSTYLE_VerticalLayout);
bool bLineWrap = !!(m_dwStyles & FDE_TTOSTYLE_LineWrap);
FX_FLOAT fLineStep =
(m_fLineSpace > m_fFontSize) ? m_fLineSpace : m_fFontSize;
FX_FLOAT fLineStop = bVertical ? rect.left : rect.bottom();
m_fLinePos = bVertical ? rect.right() : rect.top;
if (bVertical) {
fLineStep = -fLineStep;
}
m_hotKeys.RemoveAll();
int32_t iStartChar = 0;
int32_t iChars = 0;
int32_t iPieceWidths = 0;
uint32_t dwBreakStatus;
FX_WCHAR wch;
bool bRet = false;
while (iTxtLength-- > 0) {
wch = *pwsStr++;
if (bHotKey && wch == L'&' && *(pStr - 1) != L'&') {
if (iTxtLength > 0)
m_hotKeys.Add(iChars);
continue;
}
*pStr++ = wch;
iChars++;
dwBreakStatus = m_pTxtBreak->AppendChar(wch);
if (dwBreakStatus > FX_TXTBREAK_PieceBreak) {
bool bEndofLine =
RetriecePieces(dwBreakStatus, iStartChar, iPieceWidths, false, rect);
if (bEndofLine && (bLineWrap || (dwBreakStatus > FX_TXTBREAK_LineBreak &&
!bLineWrap))) {
iPieceWidths = 0;
m_iCurLine++;
m_fLinePos += fLineStep;
}
if ((bVertical && m_fLinePos + fLineStep < fLineStop) ||
(!bVertical && m_fLinePos + fLineStep > fLineStop)) {
int32_t iCurLine = bEndofLine ? m_iCurLine - 1 : m_iCurLine;
m_ttoLines[iCurLine].SetNewReload(true);
bRet = true;
break;
}
}
}
dwBreakStatus = m_pTxtBreak->EndBreak(FX_TXTBREAK_ParagraphBreak);
if (dwBreakStatus > FX_TXTBREAK_PieceBreak && !bRet) {
RetriecePieces(dwBreakStatus, iStartChar, iPieceWidths, false, rect);
}
m_pTxtBreak->ClearBreakPieces();
m_pTxtBreak->Reset();
m_wsText.ReleaseBuffer(iLength);
}
int _Unpack(lua_State* L)
{
size_t sz = 0;
void * buffer = GetBuffer(L, 1, &sz);
void * output = lua_touserdata(L, lua_upvalueindex(1));
int osz = lua_tointeger(L, lua_upvalueindex(2));
int r = Zerounpack(buffer, sz, output, &osz);
if (r < 0)
return luaL_error(L, "Invalid unpack stream");
if (r > osz) {
output = ExpandBuffer(L, osz, r);
r = Zerounpack(buffer, sz, output, &r);
if (r < 0)
return luaL_error(L, "Invalid unpack stream");
}
lua_pushlstring(L, (const char*)output, r);
return 1;
}
int _Pack(lua_State* L)
{
size_t sz = 0;
void * buffer = GetBuffer(L, 1, &sz);
size_t maxsz = (sz + 2047) / 2048 * 2 + sz;
void * output = lua_touserdata(L, lua_upvalueindex(1));
int bytes;
int osz = lua_tointeger(L, lua_upvalueindex(2));
if (osz < maxsz)
output = ExpandBuffer(L, osz, maxsz);
bytes = Zeropack(buffer, sz, output, maxsz);
if (bytes > maxsz)
return luaL_error(L, "packing error, return size = %d", bytes);
lua_pushlstring(L, (const char*)output, bytes);
return 1;
}
int32_t CFDE_TextOut::GetDisplayPos(FDE_TTOPIECE* pPiece) {
FX_TXTRUN tr = ToTextRun(pPiece);
ExpandBuffer(tr.iLength, 2);
return m_pTxtBreak->GetDisplayPos(&tr, m_CharPos.data());
}
