From 2d4a5df468f8bc13fbb657e010c393365ef79bda Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Tue, 10 Nov 2020 15:52:15 +0800
Subject: ...

---
 include/cru/platform/GraphBase.hpp       | 6 ++++++
 include/cru/platform/gui/InputMethod.hpp | 3 ++-
 2 files changed, 8 insertions(+), 1 deletion(-)

(limited to 'include/cru/platform')

diff --git a/include/cru/platform/GraphBase.hpp b/include/cru/platform/GraphBase.hpp
index 6700765e..2b40898e 100644
--- a/include/cru/platform/GraphBase.hpp
+++ b/include/cru/platform/GraphBase.hpp
@@ -22,6 +22,12 @@ struct Point final {
     return fmt::format(u"({}, {})", ToUtf16String(x), ToUtf16String(y));
   }
 
+  constexpr Point& operator+=(const Point& other) {
+    this->x += other.x;
+    this->y += other.y;
+    return *this;
+  }
+
   float x = 0;
   float y = 0;
 };
diff --git a/include/cru/platform/gui/InputMethod.hpp b/include/cru/platform/gui/InputMethod.hpp
index 53a8d671..9d090eab 100644
--- a/include/cru/platform/gui/InputMethod.hpp
+++ b/include/cru/platform/gui/InputMethod.hpp
@@ -37,7 +37,8 @@ struct IInputMethodContext : virtual INativeResource {
 
   virtual CompositionText GetCompositionText() = 0;
 
-  // Set the candidate window lefttop. Use this method to prepare typing.
+  // Set the candidate window lefttop. Relative to window lefttop. Use this
+  // method to prepare typing.
   virtual void SetCandidateWindowPosition(const Point& point) = 0;
 
   // Triggered when user starts composition.
-- 
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