14e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)// Copyright 2013 The Chromium Authors. All rights reserved. 24e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 34e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)// found in the LICENSE file. 44e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 54e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)#include "ui/views/rect_based_targeting_utils.h" 64e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 74e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)#include "testing/gtest/include/gtest/gtest.h" 84e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)#include "ui/gfx/rect.h" 94e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 104e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)namespace views { 114e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 124e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)TEST(RectBasedTargetingUtils, UsePointBasedTargeting) { 134e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Rect rect_1(gfx::Point(-22, 30), gfx::Size(1, 1)); 144e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Rect rect_2(gfx::Point(0, 0), gfx::Size(34, 55)); 154e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Rect rect_3(gfx::Point(12, 12), gfx::Size(1, 0)); 164e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Rect rect_4(gfx::Point(12, 120), gfx::Size(0, 0)); 174e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 184e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) EXPECT_TRUE(UsePointBasedTargeting(rect_1)); 194e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) EXPECT_FALSE(UsePointBasedTargeting(rect_2)); 204e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) EXPECT_FALSE(UsePointBasedTargeting(rect_3)); 214e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) EXPECT_FALSE(UsePointBasedTargeting(rect_4)); 224e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 234e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 244e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)TEST(RectBasedTargetingUtils, PercentCoveredBy) { 254e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Rect rect_1(gfx::Point(0, 0), gfx::Size(300, 120)); 264e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Rect rect_2(gfx::Point(20, 10), gfx::Size(30, 90)); 274e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Rect rect_3(gfx::Point(160, 50), gfx::Size(150, 85)); 284e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Rect rect_4(gfx::Point(20, 55), gfx::Size(0, 15)); 294e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) float error = 0.001f; 304e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 314e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) // Passing in identical rectangles. 324e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) EXPECT_FLOAT_EQ(1.0f, PercentCoveredBy(rect_1, rect_1)); 334e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 344e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) // |rect_1| completely contains |rect_2|. 354e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) EXPECT_FLOAT_EQ(0.075f, PercentCoveredBy(rect_1, rect_2)); 364e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) EXPECT_FLOAT_EQ(1.0f, PercentCoveredBy(rect_2, rect_1)); 374e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 384e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) // |rect_2| and |rect_3| do not intersect. 394e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) EXPECT_FLOAT_EQ(0.0f, PercentCoveredBy(rect_2, rect_3)); 404e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 414e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) // |rect_1| and |rect_3| have a nonzero area of intersection which 424e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) // is smaller than the area of either rectangle. 434e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) EXPECT_NEAR(0.272f, PercentCoveredBy(rect_1, rect_3), error); 444e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) EXPECT_NEAR(0.768f, PercentCoveredBy(rect_3, rect_1), error); 454e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 464e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) // |rect_4| has no area. 474e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) EXPECT_FLOAT_EQ(0.0f, PercentCoveredBy(rect_2, rect_4)); 484e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) EXPECT_FLOAT_EQ(0.0f, PercentCoveredBy(rect_4, rect_2)); 494e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 504e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 515d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles)TEST(RectBasedTargetingUtils, DistanceSquaredFromCenterToPoint) { 524e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Rect rect_1(gfx::Point(0, 0), gfx::Size(10, 10)); 534e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Rect rect_2(gfx::Point(20, 0), gfx::Size(80, 10)); 544e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Rect rect_3(gfx::Point(0, 20), gfx::Size(10, 20)); 554e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 564e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Point point_1(5, 5); 574e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Point point_2(25, 5); 584e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Point point_3(11, 15); 594e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) gfx::Point point_4(33, 44); 604e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 615d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) EXPECT_EQ(0, DistanceSquaredFromCenterToPoint(point_1, rect_1)); 625d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) EXPECT_EQ(1225, DistanceSquaredFromCenterToPoint(point_2, rect_2)); 635d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) EXPECT_EQ(3025, DistanceSquaredFromCenterToPoint(point_1, rect_2)); 645d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) EXPECT_EQ(1025, DistanceSquaredFromCenterToPoint(point_2, rect_3)); 655d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) EXPECT_EQ(2501, DistanceSquaredFromCenterToPoint(point_3, rect_2)); 665d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) EXPECT_EQ(136, DistanceSquaredFromCenterToPoint(point_3, rect_1)); 675d1f7b1de12d16ceb2c938c56701a3e8bfa558f7Torne (Richard Coles) EXPECT_EQ(980, DistanceSquaredFromCenterToPoint(point_4, rect_3)); 684e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} 694e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles) 704e180b6a0b4720a9b8e9e959a882386f690f08ffTorne (Richard Coles)} // namespace views 71