text: /*
   * Copyright (C) 2010 Google Inc. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are
   * met:
   *
   *     * Redistributions of source code must retain the above copyright
   * notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above
   * copyright notice, this list of conditions and the following disclaimer
   * in the documentation and/or other materials provided with the
   * distribution.
   *     * Neither the name of Google Inc. nor the names of its
   * contributors may be used to endorse or promote products derived from
   * this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #ifndef WebFloatRect_h
  #define WebFloatRect_h
  
  #include "WebCommon.h"
  
  #if INSIDE_BLINK
  #include "platform/geometry/FloatRect.h"
  #else
  #include <algorithm>
  #include <cmath>
  #include <ui/gfx/geometry/rect_f.h>
  #endif
  
  namespace blink {
  
  struct WebFloatRect {
      float x;
      float y;
      float width;
      float height;
  
      bool isEmpty() const { return width <= 0 || height <= 0; }
  
      WebFloatRect()
          : x(0)
          , y(0)
          , width(0)
          , height(0)
      {
      }
  
      WebFloatRect(float x, float y, float width, float height)
          : x(x)
          , y(y)
          , width(width)
          , height(height)
      {
      }
  
  #if INSIDE_BLINK
      WebFloatRect(const FloatRect& r)
          : x(r.x())
          , y(r.y())
          , width(r.width())
          , height(r.height())
      {
      }
  
      WebFloatRect& operator=(const FloatRect& r)
      {
          x = r.x();
          y = r.y();
          width = r.width();
          height = r.height();
          return *this;
      }
  
      operator FloatRect() const
      {
          return FloatRect(x, y, width, height);
      }
  #else
      WebFloatRect(const gfx::RectF& r)
          : x(r.x())
          , y(r.y())
          , width(r.width())
          , height(r.height())
      {
      }
  
      WebFloatRect& operator=(const gfx::RectF& r)
      {
          x = r.x();
          y = r.y();
          width = r.width();
          height = r.height();
          return *this;
      }
  
      operator gfx::RectF() const
      {
          return gfx::RectF(x, y, std::max(0.0f, width), std::max(0.0f, height));
      }
  #endif
  };
  
  inline bool operator==(const WebFloatRect& a, const WebFloatRect& b)
  {
      return a.x == b.x && a.y == b.y && a.width == b.width && a.height == b.height;
  }
  
  inline bool operator!=(const WebFloatRect& a, const WebFloatRect& b)
  {
      return !(a == b);
  }
  
  } // namespace blink
  
  #endif
  