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Used other font metrics members in the GetEscapement implementation in order to support white spaces. As suggested by DarkWyrm. It seems to work better now, but I realised that DisplayDriverPainter::StringWidth() is broken in the same way. Will be fixed next.

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@12681 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Stephan Aßmus 2005-05-16 11:03:28 +00:00
parent 92acca78db
commit 1f738c5b4e
1 changed files with 17 additions and 7 deletions
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24
src/servers/app/ServerFont.cpp
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@ -333,14 +333,26 @@ ServerFont::GetEscapements(const char charArray[], int32 numChars,
BPoint *escapements = (BPoint *)malloc(sizeof(BPoint) * numChars);
for (int i = 0; i < numChars; i++) {
FT_Load_Char(face, charArray[i], FT_LOAD_NO_BITMAP);
escapements[i].x = float(face->glyph->metrics.width / 64) / fSize;
escapements[i].y = 0;
// escapements[i].x = float(face->glyph->metrics.width / 64) / fSize;
// escapements[i].y = 0;
escapements[i].x = float(face->glyph->metrics.horiAdvance / 64) / fSize;
escapements[i].y = float(face->glyph->metrics.vertAdvance / 64) / fSize;
escapements[i] += offsetArray[i];
}
return escapements;
}
// is_white_space
inline bool
is_white_space(uint16 glyph)
{
// TODO: handle them all!
if (glyph == ' ')
return true;
return false;
}
bool
ServerFont::GetEscapements(const char charArray[], int32 numChars,
float widthArray[], escapement_delta delta) const
@ -376,11 +388,9 @@ ServerFont::GetEscapements(const char charArray[], int32 numChars,
for (int i = 0; i < numChars; i++) {
FT_Load_Char(face, glyphIndex[i], FT_LOAD_NO_BITMAP);
// TODO: It appears that "white spaces" are not handled correctly:
// metrics.width will be zero, which is in now way correct!
widthArray[i] = float(face->glyph->metrics.width / 64) / fSize;
// TODO:
// widthArray[i] += is_white_space(glyphIndex[i]) ? delta.space : delta.nonspace;
// widthArray[i] = float(face->glyph->metrics.width / 64) / fSize;
widthArray[i] = float(face->glyph->metrics.horiAdvance / 64) / fSize;
widthArray[i] += is_white_space(glyphIndex[i]) ? delta.space : delta.nonspace;
}
}
delete[] convertedBuffer;