| /* |
| * 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" |
| |
| namespace blink { |
| |
| class RenderLayer; |
| class HitTestLocation; |
| |
| class ClipRect { |
| public: |
| ClipRect() |
| : m_hasRadius(false) |
| { } |
| |
| ClipRect(const LayoutRect& rect) |
| : m_rect(rect) |
| , m_hasRadius(false) |
| { } |
| |
| const LayoutRect& rect() const { return m_rect; } |
| void setRect(const LayoutRect& rect) { m_rect = 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(LayoutUnit x, LayoutUnit y) { m_rect.move(x, y); } |
| void move(const LayoutSize& size) { m_rect.move(size); } |
| void moveBy(const LayoutPoint& point) { m_rect.moveBy(point); } |
| |
| bool isEmpty() const { return m_rect.isEmpty(); } |
| bool intersects(const LayoutRect& rect) const { return m_rect.intersects(rect); } |
| bool intersects(const HitTestLocation&) const; |
| |
| private: |
| LayoutRect m_rect; |
| bool m_hasRadius; |
| }; |
| |
| inline ClipRect intersection(const ClipRect& a, const ClipRect& b) |
| { |
| ClipRect c = a; |
| c.intersect(b); |
| return c; |
| } |
| |
| } // namespace blink |
| |
| #endif // ClipRect_h |