| /* |
| * 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 THIRD_PARTY_BLINK_RENDERER_PLATFORM_EXPORTED_WEB_SCROLLBAR_THEME_GEOMETRY_NATIVE_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_EXPORTED_WEB_SCROLLBAR_THEME_GEOMETRY_NATIVE_H_ |
| |
| #include <memory> |
| #include "third_party/blink/public/platform/web_rect.h" |
| #include "third_party/blink/public/platform/web_scrollbar_theme_geometry.h" |
| #include "third_party/blink/renderer/platform/platform_export.h" |
| #include "third_party/blink/renderer/platform/wtf/allocator.h" |
| #include "third_party/blink/renderer/platform/wtf/noncopyable.h" |
| |
| namespace blink { |
| |
| class ScrollbarTheme; |
| class WebScrollbar; |
| |
| class PLATFORM_EXPORT WebScrollbarThemeGeometryNative |
| : public WebScrollbarThemeGeometry { |
| USING_FAST_MALLOC(WebScrollbarThemeGeometryNative); |
| WTF_MAKE_NONCOPYABLE(WebScrollbarThemeGeometryNative); |
| |
| public: |
| static std::unique_ptr<WebScrollbarThemeGeometryNative> Create( |
| ScrollbarTheme&); |
| |
| bool HasButtons(WebScrollbar*) override; |
| bool HasThumb(WebScrollbar*) override; |
| WebRect TrackRect(WebScrollbar*) override; |
| WebRect ThumbRect(WebScrollbar*) override; |
| WebRect BackButtonStartRect(WebScrollbar*) override; |
| WebRect BackButtonEndRect(WebScrollbar*) override; |
| WebRect ForwardButtonStartRect(WebScrollbar*) override; |
| WebRect ForwardButtonEndRect(WebScrollbar*) override; |
| WebSize NinePatchThumbCanvasSize(WebScrollbar*) override; |
| WebRect NinePatchThumbAperture(WebScrollbar*) override; |
| |
| private: |
| explicit WebScrollbarThemeGeometryNative(ScrollbarTheme&); |
| |
| // The theme is not owned by this class. It is assumed that the theme is a |
| // static pointer and its lifetime is essentially infinite. Only thread-safe |
| // functions on the theme can be called by this theme. |
| ScrollbarTheme& theme_; |
| }; |
| |
| } // namespace blink |
| |
| #endif |