From a08685b9a4235db2d53f7f7e06ca3f9b8fb43d20 Mon Sep 17 00:00:00 2001
From: FrHun <28605587+frhun@users.noreply.github.com>
Date: Tue, 14 Sep 2021 20:34:04 +0200
Subject: [PATCH] LibGUI: Add utility functions to Margins

---
 Userland/Libraries/LibGUI/Margins.h | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/Userland/Libraries/LibGUI/Margins.h b/Userland/Libraries/LibGUI/Margins.h
index 1c0b55f2fd..71232a0bec 100644
--- a/Userland/Libraries/LibGUI/Margins.h
+++ b/Userland/Libraries/LibGUI/Margins.h
@@ -6,6 +6,8 @@
 
 #pragma once
 
+#include <LibGfx/Rect.h>
+
 namespace GUI {
 
 class Margins {
@@ -41,6 +43,16 @@ public:
     }
     ~Margins() = default;
 
+    [[nodiscard]] Gfx::IntRect applied_to(Gfx::IntRect const& input) const
+    {
+        Gfx::IntRect output = input;
+        output.take_from_left(left());
+        output.take_from_top(top());
+        output.take_from_right(right());
+        output.take_from_bottom(bottom());
+        return output;
+    }
+
     bool is_null() const { return !m_left && !m_top && !m_right && !m_bottom; }
 
     int top() const { return m_top; }
@@ -61,6 +73,11 @@ public:
             && m_bottom == other.m_bottom;
     }
 
+    Margins operator+(Margins const& other) const
+    {
+        return Margins { top() + other.top(), right() + other.right(), bottom() + other.bottom(), left() + other.left() };
+    }
+
 private:
     int m_top { 0 };
     int m_right { 0 };