| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "ui/gfx/geometry/rect_conversions.h" |
| |
| #include <algorithm> |
| #include <cmath> |
| |
| #include "base/logging.h" |
| #include "ui/gfx/geometry/safe_integer_conversions.h" |
| |
| namespace gfx { |
| |
| Rect ToEnclosingRect(const RectF& r) { |
| int left = ToFlooredInt(r.x()); |
| int right = r.width() ? ToCeiledInt(r.right()) : left; |
| int top = ToFlooredInt(r.y()); |
| int bottom = r.height() ? ToCeiledInt(r.bottom()) : top; |
| |
| Rect result; |
| result.SetByBounds(left, top, right, bottom); |
| return result; |
| } |
| |
| Rect ToEnclosedRect(const RectF& rect) { |
| Rect result; |
| result.SetByBounds(ToCeiledInt(rect.x()), ToCeiledInt(rect.y()), |
| ToFlooredInt(rect.right()), ToFlooredInt(rect.bottom())); |
| return result; |
| } |
| |
| Rect ToNearestRect(const RectF& rect) { |
| float float_min_x = rect.x(); |
| float float_min_y = rect.y(); |
| float float_max_x = rect.right(); |
| float float_max_y = rect.bottom(); |
| |
| int min_x = ToRoundedInt(float_min_x); |
| int min_y = ToRoundedInt(float_min_y); |
| int max_x = ToRoundedInt(float_max_x); |
| int max_y = ToRoundedInt(float_max_y); |
| |
| // If these DCHECKs fail, you're using the wrong method, consider using |
| // ToEnclosingRect or ToEnclosedRect instead. |
| DCHECK(std::abs(min_x - float_min_x) < 0.01f); |
| DCHECK(std::abs(min_y - float_min_y) < 0.01f); |
| DCHECK(std::abs(max_x - float_max_x) < 0.01f); |
| DCHECK(std::abs(max_y - float_max_y) < 0.01f); |
| |
| Rect result; |
| result.SetByBounds(min_x, min_y, max_x, max_y); |
| |
| return result; |
| } |
| |
| bool IsNearestRectWithinDistance(const gfx::RectF& rect, float distance) { |
| float float_min_x = rect.x(); |
| float float_min_y = rect.y(); |
| float float_max_x = rect.right(); |
| float float_max_y = rect.bottom(); |
| |
| int min_x = ToRoundedInt(float_min_x); |
| int min_y = ToRoundedInt(float_min_y); |
| int max_x = ToRoundedInt(float_max_x); |
| int max_y = ToRoundedInt(float_max_y); |
| |
| return |
| (std::abs(min_x - float_min_x) < distance) && |
| (std::abs(min_y - float_min_y) < distance) && |
| (std::abs(max_x - float_max_x) < distance) && |
| (std::abs(max_y - float_max_y) < distance); |
| } |
| |
| Rect ToFlooredRectDeprecated(const RectF& rect) { |
| return Rect(ToFlooredInt(rect.x()), |
| ToFlooredInt(rect.y()), |
| ToFlooredInt(rect.width()), |
| ToFlooredInt(rect.height())); |
| } |
| |
| } // namespace gfx |