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LibTTF: Add hack for recognizing fixed-width fonts

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Stephan Unverwerth 2021-01-03 19:37:34 +01:00 • committed by Andreas Kling
parent 53d2073a66
commit 05d31cbeeb
2 changed files with 8 additions and 1 deletions
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7
Userland/Libraries/LibTTF/Font.cpp
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@ -510,6 +510,13 @@ u16 Font::weight() const
return 400; return 400;
} }
bool Font::is_fixed_width() const
{
// FIXME: Read this information from the font file itself.
// FIXME: Although, it appears some application do similar hacks
return glyph_metrics(glyph_id_for_codepoint('.'), 1, 1).advance_width == glyph_metrics(glyph_id_for_codepoint('X'), 1, 1).advance_width;
}
int ScaledFont::width(const StringView& string) const int ScaledFont::width(const StringView& string) const
{ {
Utf8View utf8 { string }; Utf8View utf8 { string };

2
Userland/Libraries/LibTTF/Font.h
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@ -78,7 +78,7 @@ public:
String family() const; String family() const;
String variant() const; String variant() const;
u16 weight() const; u16 weight() const;
bool is_fixed_width() const { return false; } /* TODO */ bool is_fixed_width() const;
private: private:
enum class Offsets { enum class Offsets {