Move ClipRect and related classes from layout/ to paint/.

third_party/WebKit/Source/core/layout/ClipRect.h

-/*
- * Copyright (C) 2003, 2009, 2012 Apple 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:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. 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.
- *
- * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 APPLE COMPUTER, INC. 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 ClipRect_h
-#define ClipRect_h
-
-#include "platform/geometry/LayoutRect.h"
-#include "wtf/Allocator.h"
-
-namespace blink {
-
-class HitTestLocation;
-
-class ClipRect {
-  USING_FAST_MALLOC(ClipRect);
-
- public:
-  ClipRect() : m_hasRadius(false), m_isClippedByClipCss(false) {}
-
-  ClipRect(const LayoutRect& rect)
-      : m_rect(rect), m_hasRadius(false), m_isClippedByClipCss(false) {}
-
-  const LayoutRect& rect() const { return m_rect; }
-
-  bool hasRadius() const { return m_hasRadius; }
-  void setHasRadius(bool hasRadius) { m_hasRadius = hasRadius; }
-
-  bool operator==(const ClipRect& other) const {
-    return rect() == other.rect() && hasRadius() == other.hasRadius();
-  }
-  bool operator!=(const ClipRect& other) const {
-    return rect() != other.rect() || hasRadius() != other.hasRadius();
-  }
-  bool operator!=(const LayoutRect& otherRect) const {
-    return rect() != otherRect;
-  }
-
-  void intersect(const LayoutRect& other) { m_rect.intersect(other); }
-  void intersect(const ClipRect& other) {
-    m_rect.intersect(other.rect());
-    if (other.hasRadius())
-      m_hasRadius = true;
-  }
-  void move(const LayoutSize& size) { m_rect.move(size); }
-  void move(const IntSize& size) { m_rect.move(size); }
-  void moveBy(const LayoutPoint& point) { m_rect.moveBy(point); }
-
-  bool isEmpty() const { return m_rect.isEmpty(); }
-  bool intersects(const HitTestLocation&) const;
-
-  // These have no semantic use. They are used for use-counting.
-  bool isClippedByClipCss() const { return m_isClippedByClipCss; }
-  ClipRect& setIsClippedByClipCss() {
-    m_isClippedByClipCss = true;
-    return *this;
-  }
-
-  String toString() const { return m_rect.toString(); }
-
- private:
-  LayoutRect m_rect;
-  bool m_hasRadius;
-  bool m_isClippedByClipCss;
-};
-
-inline ClipRect intersection(const ClipRect& a, const ClipRect& b) {
-  ClipRect c = a;
-  c.intersect(b);
-  return c;
-}
-
-}  // namespace blink
-
-#endif  // ClipRect_h