| // 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. |
| |
| #ifndef UI_GFX_GEOMETRY_SIZE_H_ |
| #define UI_GFX_GEOMETRY_SIZE_H_ |
| |
| #include <iosfwd> |
| #include <string> |
| |
| #include "base/compiler_specific.h" |
| #include "ui/gfx/geometry/size_f.h" |
| #include "ui/gfx/gfx_export.h" |
| |
| namespace gfx { |
| |
| // A size has width and height values. |
| class GFX_EXPORT Size { |
| public: |
| Size() : width_(0), height_(0) {} |
| Size(int width, int height) |
| : width_(width < 0 ? 0 : width), height_(height < 0 ? 0 : height) {} |
| ~Size() {} |
| |
| int width() const { return width_; } |
| int height() const { return height_; } |
| |
| void set_width(int width) { width_ = width < 0 ? 0 : width; } |
| void set_height(int height) { height_ = height < 0 ? 0 : height; } |
| |
| int GetArea() const; |
| |
| void SetSize(int width, int height) { |
| set_width(width); |
| set_height(height); |
| } |
| |
| void Enlarge(int grow_width, int grow_height); |
| |
| void SetToMin(const Size& other); |
| void SetToMax(const Size& other); |
| |
| bool IsEmpty() const { return !width() || !height(); } |
| |
| operator SizeF() const { |
| return SizeF(width(), height()); |
| } |
| |
| std::string ToString() const; |
| |
| private: |
| int width_; |
| int height_; |
| }; |
| |
| inline bool operator==(const Size& lhs, const Size& rhs) { |
| return lhs.width() == rhs.width() && lhs.height() == rhs.height(); |
| } |
| |
| inline bool operator!=(const Size& lhs, const Size& rhs) { |
| return !(lhs == rhs); |
| } |
| |
| // This is declared here for use in gtest-based unit tests but is defined in |
| // the gfx_test_support target. Depend on that to use this in your unit test. |
| // This should not be used in production code - call ToString() instead. |
| void PrintTo(const Size& size, ::std::ostream* os); |
| |
| } // namespace gfx |
| |
| #endif // UI_GFX_GEOMETRY_SIZE_H_ |