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LibPDF: Make SimpleFont font matrix configurable

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Type 3 fonts can set it to a custom value.
This commit is contained in:
Nico Weber 2023-11-15 07:46:04 -05:00 • committed by Sam Atkins
parent 4cd1a2d319
commit 9632d8ee49
2 changed files with 9 additions and 2 deletions
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7
Userland/Libraries/LibPDF/Fonts/SimpleFont.h
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@ -22,11 +22,18 @@ protected:
RefPtr<Encoding>& encoding() { return m_encoding; }
RefPtr<Encoding> const& encoding() const { return m_encoding; }
Gfx::AffineTransform& font_matrix() { return m_font_matrix; }
private:
RefPtr<Encoding> m_encoding;
RefPtr<StreamObject> m_to_unicode;
HashMap<u8, u16> m_widths;
u16 m_missing_width { 0 };
// "For all font types except Type 3, the units of glyph space are one-thousandth of a unit of text space;
// for a Type 3 font, the transformation from glyph space to text space is defined by a font matrix specified
// in an explicit FontMatrix entry in the font."
Gfx::AffineTransform m_font_matrix { 1.0f / 1000.0f, 0, 0, 1.0f / 1000.0f, 0, 0 };
};
}