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r=mkaply, a=asa
Basic support for lower Unicode range on all encoding
This commit is contained in:
mkaply%us.ibm.com 2001-03-15 21:13:43 +00:00
parent fa76d2dd57
commit 9de9faa1b8
1 changed files with 110 additions and 4 deletions
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114
gfx/src/os2/nsRenderingContextOS2.cpp
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@ -60,6 +60,8 @@ LONG OS2_CombineClipRegion( HPS hps, HRGN hrgnCombine, LONG lMode);
HRGN OS2_CopyClipRegion( HPS hps);
#define OS2_SetClipRegion(hps,hrgn) OS2_CombineClipRegion(hps, hrgn, CRGN_COPY)
BOOL doSetupFontAndTextColor = PR_TRUE;
// Use these instead of native GpiSave/RestorePS because: need to store ----
// more information, and need to be able to push from onscreen & pop onto
// offscreen. Potentially.
@ -932,6 +934,9 @@ void nsRenderingContextOS2::SetupFillColor (void)
void nsRenderingContextOS2::SetupFontAndTextColor (void)
{
if (!doSetupFontAndTextColor) {
return;
} /* endif */
if (mFontMetrics != mCurrFontMetrics)
{
// select font
@ -1474,8 +1479,58 @@ NS_IMETHODIMP nsRenderingContextOS2::GetWidth( const PRUnichar *aString,
nsresult temp;
char buf[1024];
int newLength = WideCharToMultiByte( ((nsFontMetricsOS2*)mFontMetrics)->mCodePage, aString, aLength, buf, sizeof(buf));
temp = GetWidth( buf, newLength, aWidth);
PRUnichar* pstr = (PRUnichar *)(const PRUnichar *)aString;
PRUint32 start = 0;
nscoord tWidth;
BOOL createdFont = FALSE;
LONG oldLcid;
int convertedLength = 0;
aWidth = 0;
if (((nsFontMetricsOS2*)mFontMetrics)->mCodePage != 1252) {
for (PRUint32 i = 0; i < aLength; i++) {
PRUnichar c = pstr[i];
if ((c >= 0x0080) && (c <= 0x00FF)) {
if (!createdFont) {
nsFontHandle fh = nsnull;
if (mFontMetrics) {
mFontMetrics->GetFontHandle(fh);
} /* endif */
nsFontHandleOS2 *pHandle = (nsFontHandleOS2 *) fh;
FATTRS fattrs = pHandle->fattrs;
fattrs.usCodePage = 1252;
GFX (::GpiCreateLogFont (mPS, 0, 1, &fattrs), GPI_ERROR);
createdFont = TRUE;
} /* endif */
convertedLength = WideCharToMultiByte( ((nsFontMetricsOS2*)mFontMetrics)->mCodePage, &pstr[start], i-start, buf, sizeof(buf));
GetWidth((const char*)buf,convertedLength,tWidth);
aWidth += tWidth;
start = i;
convertedLength = WideCharToMultiByte( 1252, &pstr[start], 1, buf, sizeof(buf));
LONG oldLcid = GpiQueryCharSet(mPS);
GpiSetCharSet(mPS, 1);
doSetupFontAndTextColor = PR_FALSE;
GetWidth((const char*)buf,convertedLength,tWidth);
aWidth+=tWidth;
doSetupFontAndTextColor = PR_TRUE;
GpiSetCharSet(mPS, oldLcid);
start++;
} /* endif */
} /* endfor */
if (createdFont) {
GpiDeleteSetId(mPS, 1);
createdFont = FALSE;
} /* endif */
} /* endif */
convertedLength = WideCharToMultiByte( ((nsFontMetricsOS2*)mFontMetrics)->mCodePage, &pstr[start], aLength-start, buf, sizeof(buf));
temp = GetWidth( buf, convertedLength, tWidth);
aWidth+= tWidth;
// int convertedLength = WideCharToMultiByte( ((nsFontMetricsOS2*)mFontMetrics)->mCodePage, aString, aLength, buf, sizeof(buf));
// temp = GetWidth( buf, newLength, aWidth);
return temp;
}
@ -1525,9 +1580,60 @@ NS_IMETHODIMP nsRenderingContextOS2 :: DrawString(const PRUnichar *aString, PRUi
{
char buf[1024];
int newLength = WideCharToMultiByte( ((nsFontMetricsOS2*)mFontMetrics)->mCodePage, aString, aLength, buf, sizeof(buf));
PRUnichar* pstr = (PRUnichar *)(const PRUnichar *)aString;
return DrawString( buf, newLength, aX, aY, aSpacing);
PRInt32 x = aX;
PRInt32 y = aY;
PRUint32 start = 0;
nscoord tWidth;
BOOL createdFont = FALSE;
LONG oldLcid;
int convertedLength = 0;
if (((nsFontMetricsOS2*)mFontMetrics)->mCodePage != 1252) {
for (PRUint32 i = 0; i < aLength; i++) {
PRUnichar c = pstr[i];
if ((c >= 0x0080) && (c <= 0x00FF)) {
if (!createdFont) {
nsFontHandle fh = nsnull;
if (mFontMetrics) {
mFontMetrics->GetFontHandle(fh);
} /* endif */
nsFontHandleOS2 *pHandle = (nsFontHandleOS2 *) fh;
FATTRS fattrs = pHandle->fattrs;
fattrs.usCodePage = 1252;
GFX (::GpiCreateLogFont (mPS, 0, 1, &fattrs), GPI_ERROR);
createdFont = TRUE;
} /* endif */
convertedLength = WideCharToMultiByte( ((nsFontMetricsOS2*)mFontMetrics)->mCodePage, &pstr[start], i-start, buf, sizeof(buf));
DrawString( buf, convertedLength, x, y, aSpacing);
GetWidth((const char*)buf,convertedLength,tWidth);
x+=tWidth;
start = i;
convertedLength = WideCharToMultiByte( 1252, &pstr[start], 1, buf, sizeof(buf));
LONG oldLcid = GpiQueryCharSet(mPS);
GpiSetCharSet(mPS, 1);
doSetupFontAndTextColor = PR_FALSE;
DrawString( buf, convertedLength, x, y, aSpacing);
GetWidth((const char*)buf,convertedLength,tWidth);
doSetupFontAndTextColor = PR_TRUE;
GpiSetCharSet(mPS, oldLcid);
x+=tWidth;
start++;
} /* endif */
} /* endfor */
if (createdFont) {
GpiDeleteSetId(mPS, 1);
createdFont = FALSE;
} /* endif */
} /* endif */
convertedLength = WideCharToMultiByte( ((nsFontMetricsOS2*)mFontMetrics)->mCodePage, &pstr[start], aLength-start, buf, sizeof(buf));
DrawString( buf, convertedLength, x, y, aSpacing);
// int convertedLength = WideCharToMultiByte( ((nsFontMetricsOS2*)mFontMetrics)->mCodePage, aString, aLength, buf, sizeof(buf));
// return DrawString( buf, newLength, aX, aY, aSpacing);
}
NS_IMETHODIMP nsRenderingContextOS2 :: DrawString(const nsString& aString,