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LibGfx: Add Font::width(u32* codepoints, size_t)

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This allows you to measure the width of a UTF-32 sequence.
This commit is contained in:
Andreas Kling 2020-05-17 17:45:12 +02:00
parent 4ced126704
commit 35875b68f5
2 changed files with 11 additions and 0 deletions
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10
Libraries/LibGfx/Font.cpp
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@ -255,4 +255,14 @@ int Font::width(const Utf8View& utf8) const
return width;
}
int Font::width(const u32* codepoints, size_t length) const
{
if (length == 0)
return 0;
int width = (length - 1) * glyph_spacing();
for (size_t i = 0; i < length; ++i)
width += glyph_or_emoji_width(codepoints[i]);
return width;
}
}

1
Libraries/LibGfx/Font.h
View file

@ -95,6 +95,7 @@ public:
int width(const StringView&) const;
int width(const Utf8View&) const;
int width(const u32* codepoints, size_t) const;
String name() const { return m_name; }
void set_name(const StringView& name) { m_name = name; }