| OLD | NEW |
| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "ui/views/rect_based_targeting_utils.h" | 5 #include "ui/views/rect_based_targeting_utils.h" |
| 6 | 6 |
| 7 #include "ui/gfx/point.h" | 7 #include "ui/gfx/geometry/point.h" |
| 8 #include "ui/gfx/rect.h" | 8 #include "ui/gfx/rect.h" |
| 9 | 9 |
| 10 namespace views { | 10 namespace views { |
| 11 | 11 |
| 12 bool UsePointBasedTargeting(const gfx::Rect& rect) { | 12 bool UsePointBasedTargeting(const gfx::Rect& rect) { |
| 13 return rect.width() == 1 && rect.height() == 1; | 13 return rect.width() == 1 && rect.height() == 1; |
| 14 } | 14 } |
| 15 | 15 |
| 16 float PercentCoveredBy(const gfx::Rect& rect_1, const gfx::Rect& rect_2) { | 16 float PercentCoveredBy(const gfx::Rect& rect_1, const gfx::Rect& rect_2) { |
| 17 gfx::Rect intersection(rect_1); | 17 gfx::Rect intersection(rect_1); |
| 18 intersection.Intersect(rect_2); | 18 intersection.Intersect(rect_2); |
| 19 int intersect_area = intersection.size().GetArea(); | 19 int intersect_area = intersection.size().GetArea(); |
| 20 int rect_1_area = rect_1.size().GetArea(); | 20 int rect_1_area = rect_1.size().GetArea(); |
| 21 return rect_1_area ? | 21 return rect_1_area ? |
| 22 static_cast<float>(intersect_area) / static_cast<float>(rect_1_area) : 0; | 22 static_cast<float>(intersect_area) / static_cast<float>(rect_1_area) : 0; |
| 23 } | 23 } |
| 24 | 24 |
| 25 int DistanceSquaredFromCenterToPoint(const gfx::Point& point, | 25 int DistanceSquaredFromCenterToPoint(const gfx::Point& point, |
| 26 const gfx::Rect& rect) { | 26 const gfx::Rect& rect) { |
| 27 gfx::Point center_point = rect.CenterPoint(); | 27 gfx::Point center_point = rect.CenterPoint(); |
| 28 int dx = center_point.x() - point.x(); | 28 int dx = center_point.x() - point.x(); |
| 29 int dy = center_point.y() - point.y(); | 29 int dy = center_point.y() - point.y(); |
| 30 return (dx * dx) + (dy * dy); | 30 return (dx * dx) + (dy * dy); |
| 31 } | 31 } |
| 32 | 32 |
| 33 } // namespace views | 33 } // namespace views |
| OLD | NEW |