| /* |
| * Copyright (C) 2012 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: |
| * |
| * 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 AND ITS 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 APPLE OR ITS 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 WebScrollbarThemeGeometry_h |
| #define WebScrollbarThemeGeometry_h |
| |
| #include "WebRect.h" |
| |
| namespace WebKit { |
| |
| class WebScrollbar; |
| |
| class WebScrollbarThemeGeometry { |
| public: |
| virtual ~WebScrollbarThemeGeometry() { } |
| |
| virtual WebScrollbarThemeGeometry* clone() const = 0; |
| virtual int thumbPosition(WebScrollbar*) = 0; |
| virtual int thumbLength(WebScrollbar*) = 0; |
| virtual int trackPosition(WebScrollbar*) = 0; |
| virtual int trackLength(WebScrollbar*) = 0; |
| virtual bool hasButtons(WebScrollbar*) = 0; |
| virtual bool hasThumb(WebScrollbar*) = 0; |
| virtual WebRect trackRect(WebScrollbar*) = 0; |
| virtual WebRect thumbRect(WebScrollbar*) = 0; |
| virtual int minimumThumbLength(WebScrollbar*) = 0; |
| virtual int scrollbarThickness(WebScrollbar*) = 0; |
| virtual WebRect backButtonStartRect(WebScrollbar*) = 0; |
| virtual WebRect backButtonEndRect(WebScrollbar*) = 0; |
| virtual WebRect forwardButtonStartRect(WebScrollbar*) = 0; |
| virtual WebRect forwardButtonEndRect(WebScrollbar*) = 0; |
| virtual WebRect constrainTrackRectToTrackPieces(WebScrollbar*, const WebRect&) = 0; |
| virtual void splitTrack(WebScrollbar*, const WebRect& track, WebRect& startTrack, WebRect& thumb, WebRect& endTrack) = 0; |
| }; |
| |
| } // namespace WebKit |
| |
| #endif |