From 7307ecdb60d6a4e8e575bbc2e2f8949cfb8d09f8 Mon Sep 17 00:00:00 2001
From: "danakj@chromium.org"
 <danakj@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Date: Wed, 31 Oct 2012 23:44:19 +0000
Subject: ui: Add gfx::ToRoundedPoint() method.

This acts like ToRoundedSize, it returns a Point from a PointF, where each
component is rounded to the nearest integer.

Tests:
ui_unittests:PointTest.ToRoundedPoint

BUG=147395
R=sky

Review URL: https://codereview.chromium.org/11369013

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@165261 0039d316-1c4b-4281-b951-d872f2087c98
---
 ui/gfx/point_unittest.cc | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

(limited to 'ui/gfx/point_unittest.cc')

diff --git a/ui/gfx/point_unittest.cc b/ui/gfx/point_unittest.cc
index ea42b53..a95b6cf 100644
--- a/ui/gfx/point_unittest.cc
+++ b/ui/gfx/point_unittest.cc
@@ -7,6 +7,7 @@
 #include "base/basictypes.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/point.h"
+#include "ui/gfx/point_conversions.h"
 #include "ui/gfx/point_f.h"
 
 namespace ui {
@@ -80,4 +81,39 @@ TEST(PointTest, OffsetFromPoint) {
             (b - a).ToString());
 }
 
+TEST(PointTest, ToRoundedPoint) {
+  EXPECT_EQ(gfx::Point(0, 0),
+            gfx::ToRoundedPoint(gfx::PointF(0, 0)));
+  EXPECT_EQ(gfx::Point(0, 0),
+            gfx::ToRoundedPoint(gfx::PointF(0.0001f, 0.0001f)));
+  EXPECT_EQ(gfx::Point(0, 0),
+            gfx::ToRoundedPoint(gfx::PointF(0.4999f, 0.4999f)));
+  EXPECT_EQ(gfx::Point(1, 1),
+            gfx::ToRoundedPoint(gfx::PointF(0.5f, 0.5f)));
+  EXPECT_EQ(gfx::Point(1, 1),
+            gfx::ToRoundedPoint(gfx::PointF(0.9999f, 0.9999f)));
+
+  EXPECT_EQ(gfx::Point(10, 10),
+            gfx::ToRoundedPoint(gfx::PointF(10, 10)));
+  EXPECT_EQ(gfx::Point(10, 10),
+            gfx::ToRoundedPoint(gfx::PointF(10.0001f, 10.0001f)));
+  EXPECT_EQ(gfx::Point(10, 10),
+            gfx::ToRoundedPoint(gfx::PointF(10.4999f, 10.4999f)));
+  EXPECT_EQ(gfx::Point(11, 11),
+            gfx::ToRoundedPoint(gfx::PointF(10.5f, 10.5f)));
+  EXPECT_EQ(gfx::Point(11, 11),
+            gfx::ToRoundedPoint(gfx::PointF(10.9999f, 10.9999f)));
+
+  EXPECT_EQ(gfx::Point(-10, -10),
+            gfx::ToRoundedPoint(gfx::PointF(-10, -10)));
+  EXPECT_EQ(gfx::Point(-10, -10),
+            gfx::ToRoundedPoint(gfx::PointF(-10.0001f, -10.0001f)));
+  EXPECT_EQ(gfx::Point(-10, -10),
+            gfx::ToRoundedPoint(gfx::PointF(-10.4999f, -10.4999f)));
+  EXPECT_EQ(gfx::Point(-11, -11),
+            gfx::ToRoundedPoint(gfx::PointF(-10.5f, -10.5f)));
+  EXPECT_EQ(gfx::Point(-11, -11),
+            gfx::ToRoundedPoint(gfx::PointF(-10.9999f, -10.9999f)));
+}
+
 }  // namespace ui
-- 
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