From a4927f523ba57856db1e401d7175b9b2b146ee95 Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Wed, 15 Mar 2023 10:46:06 +0100
Subject: [PATCH] LibGfx: Add Font::point_size()

This returns the font size in pt instead of px.
---
 Userland/Libraries/LibGfx/Font/BitmapFont.h   | 2 ++
 Userland/Libraries/LibGfx/Font/Font.h         | 3 +++
 Userland/Libraries/LibGfx/Font/ScaledFont.cpp | 5 +++++
 Userland/Libraries/LibGfx/Font/ScaledFont.h   | 1 +
 4 files changed, 11 insertions(+)

diff --git a/Userland/Libraries/LibGfx/Font/BitmapFont.h b/Userland/Libraries/LibGfx/Font/BitmapFont.h
index 0d9fc97e91..dc174136e8 100644
--- a/Userland/Libraries/LibGfx/Font/BitmapFont.h
+++ b/Userland/Libraries/LibGfx/Font/BitmapFont.h
@@ -39,6 +39,8 @@ public:
     u8* rows() { return m_rows; }
     u8* widths() { return m_glyph_widths; }
 
+    virtual float point_size() const override { return m_presentation_size; }
+
     u8 presentation_size() const override { return m_presentation_size; }
     void set_presentation_size(u8 size) { m_presentation_size = size; }
 
diff --git a/Userland/Libraries/LibGfx/Font/Font.h b/Userland/Libraries/LibGfx/Font/Font.h
index a73913e5c1..5df49042bf 100644
--- a/Userland/Libraries/LibGfx/Font/Font.h
+++ b/Userland/Libraries/LibGfx/Font/Font.h
@@ -161,6 +161,9 @@ public:
     virtual u8 presentation_size() const = 0;
     virtual u8 slope() const = 0;
 
+    // Font point size (distance between ascender and descender).
+    virtual float point_size() const = 0;
+
     // Font pixel size (distance between ascender and descender).
     virtual float pixel_size() const = 0;
 
diff --git a/Userland/Libraries/LibGfx/Font/ScaledFont.cpp b/Userland/Libraries/LibGfx/Font/ScaledFont.cpp
index ccdc85529e..6a9891fb01 100644
--- a/Userland/Libraries/LibGfx/Font/ScaledFont.cpp
+++ b/Userland/Libraries/LibGfx/Font/ScaledFont.cpp
@@ -163,4 +163,9 @@ int ScaledFont::pixel_size_rounded_up() const
     return m_pixel_size_rounded_up;
 }
 
+float ScaledFont::point_size() const
+{
+    return m_point_height;
+}
+
 }
diff --git a/Userland/Libraries/LibGfx/Font/ScaledFont.h b/Userland/Libraries/LibGfx/Font/ScaledFont.h
index 7615665d14..d968afcc95 100644
--- a/Userland/Libraries/LibGfx/Font/ScaledFont.h
+++ b/Userland/Libraries/LibGfx/Font/ScaledFont.h
@@ -36,6 +36,7 @@ public:
     virtual NonnullRefPtr<Font> clone() const override { return MUST(try_clone()); } // FIXME: clone() should not need to be implemented
     virtual ErrorOr<NonnullRefPtr<Font>> try_clone() const override { return const_cast<ScaledFont&>(*this); }
     virtual u8 presentation_size() const override { return m_point_height; }
+    virtual float point_size() const override;
     virtual float pixel_size() const override;
     virtual int pixel_size_rounded_up() const override;
     virtual Gfx::FontPixelMetrics pixel_metrics() const override;