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LibGfx: Support computing a font's glyph width with code point iterators

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This allows consideration of multi-code point glyphs.
This commit is contained in:
Timothy Flynn 2023-02-20 14:40:12 -05:00 • committed by Andreas Kling
parent 71967bc5de
commit a391ea3da3
5 changed files with 46 additions and 22 deletions
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2
Userland/Libraries/LibGfx/Font/Font.h
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@ -168,6 +168,8 @@ public:
virtual float glyph_left_bearing(u32 code_point) const = 0;
virtual float glyph_width(u32 code_point) const = 0;
virtual float glyph_or_emoji_width(u32 code_point) const = 0;
virtual float glyph_or_emoji_width(Utf8CodePointIterator&) const = 0;
virtual float glyph_or_emoji_width(Utf32CodePointIterator&) const = 0;
virtual float glyphs_horizontal_kerning(u32 left_code_point, u32 right_code_point) const = 0;
virtual u8 glyph_height() const = 0;
virtual int x_height() const = 0;