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chrome/common/gfx/insets.h

-// 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 CHROME_COMMON_GFX_INSETS_H__
-#define CHROME_COMMON_GFX_INSETS_H__
-
-namespace gfx {
-
-//
-// An insets represents the borders of a container (the space the container must
-// leave at each of its edges).
-//
-
-class Insets {
- public:
-  Insets() : top_(0), left_(0), bottom_(0), right_(0) {}
-  Insets(int top, int left, int bottom, int right)
-      : top_(top), left_(left), bottom_(bottom), right_(right) { }
-
-  ~Insets() {}
-
-  int top() const { return top_; }
-  int left() const { return left_; }
-  int bottom() const { return bottom_; }
-  int right() const { return right_; }
-
-  // Returns the total width taken up by the insets, which is the sum of the
-  // left and right insets.
-  int width() const { return left_ + right_; }
-
-  // Returns the total height taken up by the insets, which is the sum of the
-  // top and bottom insets.
-  int height() const { return top_ + bottom_; }
-
-  void Set(int top, int left, int bottom, int right) {
-    top_ = top;
-    left_ = left;
-    bottom_ = bottom;
-    right_ = right;
-  }
-
-  bool operator==(const Insets& insets) const {
-    return top_ == insets.top_ && left_ == insets.left_ &&
-           bottom_ == insets.bottom_ && right_ == insets.right_;
-  }
-
-  bool operator!=(const Insets& insets) const {
-    return !(*this == insets);
-  }
-
-  Insets& operator+=(const Insets& insets) {
-    top_ += insets.top_;
-    left_ += insets.left_;
-    bottom_ += insets.bottom_;
-    right_ += insets.right_;
-    return *this;
-  }
-
- private:
-  int top_;
-  int left_;
-  int bottom_;
-  int right_;
-};
-
-} // namespace
-
-#endif // CHROME_COMMON_GFX_INSETS_H__