--- a/textrendering/textformatting/tbox/LAYEMU.CPP Fri Jun 11 15:33:54 2010 +0300
+++ b/textrendering/textformatting/tbox/LAYEMU.CPP Tue Jul 06 16:23:19 2010 +0300
@@ -29,6 +29,11 @@
#include "FRMTLAY_INTERNAL.H"
#endif
+#include "OstTraceDefinitions.h"
+#ifdef OST_TRACE_COMPILER_IN_USE
+#include "LAYEMUTraces.h"
+#endif
+
const TInt KMaxExtraLines = 10; // maximum number of lines to format after the current and following lines
// before using background formatting
// during page down/up, the number of lines that should remain visible after
@@ -210,7 +215,11 @@
{
if(!iReadyToRedraw)
return;
-
+
+ if (iBeginRedrawCount <= 0)
+ {
+ OstTrace0( TRACE_DUMP, CTEXTLAYOUT_ENDREDRAW, "CTextLayout::EndRedraw" );
+ }
__ASSERT_ALWAYS(iBeginRedrawCount > 0, Panic(EInvalidRedraw));
if (0 == --iBeginRedrawCount)
@@ -230,6 +239,10 @@
void CTextLayout::SetExternalDraw(const TRect& aRect)
{
+ if (0 != iBeginRedrawCount)
+ {
+ OstTrace0( TRACE_FATAL, DUP1_CTEXTLAYOUT_SETEXTERNALDRAW, "EInvalidRedraw" );
+ }
__ASSERT_ALWAYS(0 == iBeginRedrawCount, Panic(EInvalidRedraw));
iBeginRedrawCount++;
iRedrawRect = aRect;
@@ -237,6 +250,10 @@
void CTextLayout::ResetExternalDraw()
{
+ if (1 != iBeginRedrawCount)
+ {
+ OstTrace0( TRACE_FATAL, CTEXTLAYOUT_RESETEXTERNALDRAW, "EInvalidRedraw" );
+ }
__ASSERT_ALWAYS(1 == iBeginRedrawCount, Panic(EInvalidRedraw));
iBeginRedrawCount--;
@@ -415,6 +432,10 @@
{
if (aFormatMode == CLayoutData::EFWysiwygMode || aFormatMode == CLayoutData::EFPrintPreviewMode)
{
+ if (aFormatDevice == NULL)
+ {
+ OstTrace0( TRACE_FATAL, CTEXTLAYOUT_SETFORMATMODE, "EFormatDeviceNotSet" );
+ }
__ASSERT_ALWAYS(aFormatDevice != NULL,Panic(EFormatDeviceNotSet));
iSource->iFormatDevice = aFormatDevice;
}
@@ -777,6 +798,10 @@
@return The document position of the first character on the line. */
EXPORT_C TInt CTextLayout::FirstCharOnLine(TInt aLineNo) const
{
+ if (aLineNo <= 0)
+ {
+ OstTrace0( TRACE_DUMP, CTEXTLAYOUT_FIRSTCHARONLINE, "EInvalidLineNumber" );
+ }
__ASSERT_DEBUG(aLineNo > 0,Panic(EInvalidLineNumber));
if (iText->StartChar() == iText->EndChar())
return EFNoCurrentFormat;
@@ -1150,7 +1175,15 @@
if (iText->LayoutHeight() == 0)
return TRect(0,0,0,0);
+ if (!PosIsFormatted(aDocPos1))
+ {
+ OstTrace0( TRACE_FATAL, CTEXTLAYOUT_GETLINERECTL, "ECharacterNotFormatted" );
+ }
__ASSERT_ALWAYS(PosIsFormatted(aDocPos1),Panic(ECharacterNotFormatted));
+ if (!PosIsFormatted(aDocPos2))
+ {
+ OstTrace0( TRACE_DUMP, DUP1_CTEXTLAYOUT_GETLINERECTL, "ECharacterNotFormatted" );
+ }
__ASSERT_DEBUG(PosIsFormatted(aDocPos2),Panic(ECharacterNotFormatted));
TTmDocPosSpec docSpec(aDocPos1, TTmDocPosSpec::ELeading);
@@ -1164,6 +1197,10 @@
// Getthe Line rectangle
GetLineRect(point.iY,rect);
+ if (rect.iTl.iY > point.iY || rect.iBr.iY < point.iY)
+ {
+ OstTrace0( TRACE_DUMP, DUP2_CTEXTLAYOUT_GETLINERECTL, "EPixelNotInFormattedLine" );
+ }
__ASSERT_DEBUG(rect.iTl.iY <= point.iY && rect.iBr.iY >= point.iY,Panic(EPixelNotInFormattedLine));
// Finding the leading edge of aDocPos2
@@ -1575,6 +1612,10 @@
*/
EXPORT_C void CTextLayout::ExtendFormattingToCoverPosL(TInt aDocPos)
{
+ if (0 > aDocPos || aDocPos > DocumentLength())
+ {
+ OstTrace0( TRACE_DUMP, CTEXTLAYOUT_EXTENDFORMATTINGTOCOVERPOSL, "EInvalidDocPos" );
+ }
__ASSERT_DEBUG(0 <= aDocPos && aDocPos <= DocumentLength(),
Panic(EInvalidDocPos));
TTmFormatParam param;
@@ -1599,6 +1640,10 @@
{
iText->ExtendFormattingDownwardsL(param);
}
+ if ((aDocPos < iText->StartChar()) || (aDocPos > iText->EndChar()))
+ {
+ OstTrace0( TRACE_DUMP, DUP1_CTEXTLAYOUT_EXTENDFORMATTINGTOCOVERPOSL, "ECharacterNotFormatted" );
+ }
__ASSERT_DEBUG((aDocPos >= iText->StartChar()) && (aDocPos <= iText->EndChar()),
Panic(ECharacterNotFormatted));
}
@@ -1625,8 +1670,20 @@
void CTextLayout::FormatCharRangeL(TInt aStartDocPos,TInt aEndDocPos,TInt aPixelOffset)
{
+ if (aStartDocPos < 0 && aStartDocPos > DocumentLength())
+ {
+ OstTrace0( TRACE_DUMP, CTEXTLAYOUT_FORMATCHARRANGEL, "EInvalidDocPos" );
+ }
__ASSERT_DEBUG(aStartDocPos >= 0 && aStartDocPos <= DocumentLength(),Panic(EInvalidDocPos));
+ if (aEndDocPos < 0 || aEndDocPos > DocumentLength())
+ {
+ OstTrace0( TRACE_DUMP, DUP1_CTEXTLAYOUT_FORMATCHARRANGEL, "EInvalidDocPos" );
+ }
__ASSERT_DEBUG(aEndDocPos >= 0 && aEndDocPos <= DocumentLength(),Panic(EInvalidDocPos));
+ if (aStartDocPos > aEndDocPos)
+ {
+ OstTrace0( TRACE_DUMP, DUP2_CTEXTLAYOUT_FORMATCHARRANGEL, "ENoCharRangeToFormat" );
+ }
__ASSERT_DEBUG(aStartDocPos <= aEndDocPos,Panic(ENoCharRangeToFormat));
TTmFormatParam param;
@@ -1677,8 +1734,16 @@
TTmLineInfo info;
TTmDocPos pos(iUnformattedStart, ETrue);
TBool isFormatted = iText->DocPosToLine(pos,info);
+ if (!isFormatted)
+ {
+ OstTrace0( TRACE_DUMP, CTEXTLAYOUT_FORMATNEXTLINEL, "EPosNotFormatted" );
+ }
__ASSERT_DEBUG(isFormatted, Panic(EPosNotFormatted));
isFormatted = iText->ParNumberToLine(info.iParNumber,KMaxTInt,info);
+ if (!isFormatted)
+ {
+ OstTrace0( TRACE_DUMP, DUP1_CTEXTLAYOUT_FORMATNEXTLINEL, "EPosNotFormatted" );
+ }
__ASSERT_DEBUG(isFormatted, Panic(EPosNotFormatted));
aBottomPixel = info.iOuterRect.iBr.iY - iBandTop;
}
@@ -1866,7 +1931,10 @@
if (iText->YPosToLine(iBandTop,info))
top_line_number = info.iLineNumber;
else
+ {
+ OstTrace0( TRACE_DUMP, DUP1_CTEXTLAYOUT_SCROLLLINESL, "EPosNotFormatted" );
User::Leave(EPosNotFormatted);
+ }
partial_line = iBandTop > info.iOuterRect.iTl.iY;
}
@@ -1896,7 +1964,10 @@
if (lines_scrolled)
{
if (!iText->LineNumberToLine(desired_top_line_number,info))
- User::Leave(EPosNotFormatted);
+ {
+ OstTrace0( TRACE_DUMP, CTEXTLAYOUT_SCROLLLINESL, "EPosNotFormatted" );
+ User::Leave(EPosNotFormatted);
+ }
// if the line to be scrolled to is taller than the screen, we want
// to make sure that the baseline is not scrolled off the screen.
if (visible_height < info.iBaseline - info.iOuterRect.iTl.iY)
@@ -1913,7 +1984,10 @@
// If we are restricting scroll to the tops of lines, then lines at
// bottom are irrelevant, so all we do is lose the top line.
if (!iText->YPosToLine(iBandTop, info))
- User::Leave(EPosNotFormatted);
+ {
+ OstTrace0( TRACE_DUMP, DUP2_CTEXTLAYOUT_SCROLLLINESL, "EPosNotFormatted" );
+ User::Leave(EPosNotFormatted);
+ }
return ScrollL(-info.iOuterRect.Height(), aScrollBlankSpace);
}
@@ -1936,7 +2010,10 @@
if (iText->YPosToLine(band_bottom - 1,info))
bottom_line_number = info.iLineNumber;
else
- User::Leave(EPosNotFormatted);
+ {
+ OstTrace0( TRACE_DUMP, DUP3_CTEXTLAYOUT_SCROLLLINESL, "EPosNotFormatted" );
+ User::Leave(EPosNotFormatted);
+ }
partial_line = band_bottom < info.iOuterRect.iBr.iY;
// Find the line number of the desired last visible line.
@@ -1962,7 +2039,10 @@
if (lines_scrolled)
{
if (!iText->LineNumberToLine(desired_bottom_line_number,info))
- User::Leave(EPosNotFormatted);
+ {
+ OstTrace0( TRACE_DUMP, DUP4_CTEXTLAYOUT_SCROLLLINESL, "EPosNotFormattedL" );
+ User::Leave(EPosNotFormatted);
+ }
return ScrollL(band_bottom - info.iOuterRect.iBr.iY,aScrollBlankSpace);
}
else
@@ -2158,8 +2238,16 @@
visible_height - 1
: SuggestCursorPos(aYCursorPos);
+ if (-visible_height > aPixelsScrolled)
+ {
+ OstTrace0( TRACE_DUMP, CTEXTLAYOUT_PAGEDOWNL, "EPageScrollError" );
+ }
__ASSERT_DEBUG(-visible_height <= aPixelsScrolled,
Panic(EPageScrollError));
+ if (0 > aYCursorPos || aYCursorPos > visible_height)
+ {
+ OstTrace0( TRACE_DUMP, DUP1_CTEXTLAYOUT_PAGEDOWNL, "EPageScrollError" );
+ }
__ASSERT_DEBUG(0 <= aYCursorPos && aYCursorPos <= visible_height,
Panic(EPageScrollError));
}
@@ -2192,9 +2280,25 @@
EXPORT_C TBool CTextLayout::HandleCharEditL(TUint aType,TInt& aCursorPos,TInt& aGood,TInt& aFormatBottom,
TInt& aFormatTop,TInt& aScroll,TBool aFormatFromStartOfPar)
{
+ if (iSource->iFormatMode == CLayoutData::EFPrintPreviewMode)
+ {
+ OstTrace0( TRACE_FATAL, DUP2_CTEXTLAYOUT_HANDLECHAREDITL, "EPrintPreviewModeError" );
+ }
__ASSERT_ALWAYS(iSource->iFormatMode != CLayoutData::EFPrintPreviewMode,Panic(EPrintPreviewModeError));
+ if (aType > EFRightDelete)
+ {
+ OstTrace0( TRACE_FATAL, CTEXTLAYOUT_HANDLECHAREDITL, "EBadCharacterEditType" );
+ }
__ASSERT_ALWAYS(aType <= EFRightDelete,Panic(EBadCharacterEditType));
+ if (!(!aFormatFromStartOfPar || aType == EFRightDelete || aType == EFLeftDelete))
+ {
+ OstTrace0( TRACE_FATAL, DUP1_CTEXTLAYOUT_HANDLECHAREDITL, "EBadCharacterEditType" );
+ }
__ASSERT_ALWAYS(!aFormatFromStartOfPar || aType == EFRightDelete || aType == EFLeftDelete,Panic(EBadCharacterEditType));
+ if (aCursorPos < iText->StartChar() || aCursorPos >= iText->EndChar())
+ {
+ OstTrace0( TRACE_FATAL, DUP3_CTEXTLAYOUT_HANDLECHAREDITL, "ECharacterNotFormatted" );
+ }
__ASSERT_ALWAYS(aCursorPos >= iText->StartChar() && aCursorPos < iText->EndChar(),Panic(ECharacterNotFormatted));
// Mark the entire paragraph invalid if background formatting is taking place.
@@ -2358,6 +2462,10 @@
EXPORT_C void CTextLayout::HandleBlockChangeL(TCursorSelection aSelection,TInt aOldLength,
TViewRectChanges& aChanges,TBool aFormatFromStartOfPar)
{
+ if (iSource->iFormatMode == CLayoutData::EFPrintPreviewMode)
+ {
+ OstTrace0( TRACE_FATAL, CTEXTLAYOUT_HANDLEBLOCKCHANGEL, "EPrintPreviewModeError" );
+ }
__ASSERT_ALWAYS(iSource->iFormatMode != CLayoutData::EFPrintPreviewMode,Panic(EPrintPreviewModeError));
// Do nothing if the selection is outside the formatted range.
@@ -2484,6 +2592,11 @@
{
int excess = BandHeight() - FormattedHeightInPixels();
int space_before = 0;
+
+ if (IsFormattingBand())
+ {
+ OstTrace0( TRACE_FATAL, CTEXTLAYOUT_ADJUSTVERTICALALIGNMENT, "EMustFormatAllText" );
+ }
__ASSERT_ALWAYS(!IsFormattingBand(),Panic(EMustFormatAllText));
TTmLineInfo info;
@@ -2724,6 +2837,10 @@
// Repeat draw, for double border.
if (aBorder.iBorder[border].iLineStyle==TParaBorder::EDouble) // Now have only got solid border, drawn as rect.
{
+ if (drawAsLine)
+ {
+ OstTrace0( TRACE_DUMP, CTEXTLAYOUT_DRAWBORDERS, "EDrawingBorderError" );
+ }
__ASSERT_DEBUG(!drawAsLine,Panic(EDrawingBorderError));
(*ptrStartWidth)-=directionOut*widthInPixels[border];
(*ptrEndWidth)-=directionOut*widthInPixels[border];
@@ -4106,12 +4223,20 @@
TInt CTextLayout::ScrollDocPosIntoViewL(const TTmDocPos& aDocPos)
{
+ if (aDocPos.iPos > iText->Source()->DocumentLength())
+ {
+ OstTrace0( TRACE_DUMP, CTEXTLAYOUT_SCROLLDOCPOSINTOVIEWL, "EInvalidDocPos" );
+ }
__ASSERT_DEBUG(aDocPos.iPos <= iText->Source()->DocumentLength(),
Panic(EInvalidDocPos));
TTmLineInfo info;
ExtendFormattingToCoverPosL(aDocPos.iPos);
if (!iText->DocPosToLine(aDocPos,info))
{
+ if (iText->Source()->DocumentLength() != 0)
+ {
+ OstTrace0( TRACE_DUMP, DUP1_CTEXTLAYOUT_SCROLLDOCPOSINTOVIEWL, "ECharacterNotFormatted" );
+ }
__ASSERT_DEBUG(iText->Source()->DocumentLength() == 0,
Panic(ECharacterNotFormatted));
return ScrollL(iBandTop, EFDisallowScrollingBlankSpace);