From fb65b32d7621f065ec854f1e72828720bffb3b39 Mon Sep 17 00:00:00 2001
From: Mitch Curtis <mitch.curtis@qt.io>
Date: Mon, 7 Sep 2020 15:57:15 +0200
Subject: Add qHash implementation for QPoint
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

[ChangeLog][QtCore][QPoint] Added qHash() implementation.

Change-Id: I65332e7aafab53af40a6e11457b9b457196d584c
Fixes: QTBUG-86457
Reviewed-by: Thorbjørn Lindeijer <bjorn@lindeijer.nl>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
---
 src/corelib/tools/qpoint.cpp | 14 ++++++++++++++
 src/corelib/tools/qpoint.h   |  1 +
 2 files changed, 15 insertions(+)

(limited to 'src')

diff --git a/src/corelib/tools/qpoint.cpp b/src/corelib/tools/qpoint.cpp
index 432fb33297..eca1b5a0ac 100644
--- a/src/corelib/tools/qpoint.cpp
+++ b/src/corelib/tools/qpoint.cpp
@@ -41,6 +41,7 @@
 #include "qdatastream.h"
 
 #include <private/qdebug_p.h>
+#include <QtCore/qhashfunctions.h>
 
 QT_BEGIN_NAMESPACE
 
@@ -483,6 +484,19 @@ QDebug operator<<(QDebug dbg, const QPointF &p)
 }
 #endif
 
+/*!
+    \fn size_t qHash(QPoint key, size_t seed = 0)
+    \relates QHash
+    \since 6.0
+
+    Returns the hash value for the \a key, using \a seed to seed the
+    calculation.
+*/
+size_t qHash(QPoint key, size_t seed) noexcept
+{
+    return qHashMulti(seed, key.x(), key.y());
+}
+
 /*!
     \class QPointF
     \inmodule QtCore
diff --git a/src/corelib/tools/qpoint.h b/src/corelib/tools/qpoint.h
index 725787265f..e854e77198 100644
--- a/src/corelib/tools/qpoint.h
+++ b/src/corelib/tools/qpoint.h
@@ -214,6 +214,7 @@ constexpr inline const QPoint operator/(const QPoint &p, qreal c)
 Q_CORE_EXPORT QDebug operator<<(QDebug, const QPoint &);
 #endif
 
+Q_CORE_EXPORT size_t qHash(QPoint key, size_t seed = 0) noexcept;
 
 
 
-- 
cgit v1.2.3