// Copyright (c) 2006-2008 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 BASE_GFX_SIZE_H__
#define BASE_GFX_SIZE_H__

#include "build/build_config.h"

#ifdef UNIT_TEST
#include <iostream>
#endif

#if defined(OS_WIN)
typedef struct tagSIZE SIZE;
#elif defined(OS_MACOSX)
#include <ApplicationServices/ApplicationServices.h>
#endif

namespace gfx {

//
// A size has width and height values.
//
class Size {
 public:
  Size() : width_(0), height_(0) {}
  Size(int width, int height) : width_(width), height_(height) {}

  ~Size() {}

  int width() const { return width_; }
  int height() const { return height_; }

  void SetSize(int width, int height) {
    width_ = width;
    height_ = height;
  }

  void Enlarge(int width, int height) {
    width_ += width;
    height_ += height;
  }

  void set_width(int width) { width_ = width; }
  void set_height(int height) { height_ = height; }

  bool operator==(const Size& s) const {
    return width_ == s.width_ && height_ == s.height_;
  }

  bool operator!=(const Size& s) const {
    return !(*this == s);
  }

  bool IsEmpty() const {
    return !width_ && !height_;
  }

#if defined(OS_WIN)
  SIZE ToSIZE() const;
#elif defined(OS_MACOSX)
  CGSize ToCGSize() const;
#endif

 private:
  int width_;
  int height_;
};

}  // namespace gfx

#ifdef UNIT_TEST

inline std::ostream& operator<<(std::ostream& out, const gfx::Size& s) {
  return out << s.width() << "x" << s.height();
}

#endif  // #ifdef UNIT_TEST

#endif // BASE_GFX_SIZE_H__