| // Copyright 2018 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef THIRD_PARTY_BLINK_PUBLIC_PLATFORM_WEB_SCROLL_TYPES_H_ |
| #define THIRD_PARTY_BLINK_PUBLIC_PLATFORM_WEB_SCROLL_TYPES_H_ |
| |
| namespace blink { |
| |
| enum WebScrollDirection { |
| kScrollUpIgnoringWritingMode, |
| kFirstScrollDirection = kScrollUpIgnoringWritingMode, |
| kScrollDownIgnoringWritingMode, |
| kScrollLeftIgnoringWritingMode, |
| kScrollRightIgnoringWritingMode, |
| |
| kScrollBlockDirectionBackward, |
| kScrollBlockDirectionForward, |
| kScrollInlineDirectionBackward, |
| kScrollInlineDirectionForward, |
| kLastScrollDirection = kScrollInlineDirectionForward |
| }; |
| |
| enum WebScrollGranularity { |
| kScrollByLine, |
| kFirstScrollGranularity = kScrollByLine, |
| kScrollByPage, |
| kScrollByDocument, |
| kScrollByPixel, |
| kScrollByPrecisePixel, |
| kLastScrollGranularity = kScrollByPrecisePixel |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_PUBLIC_PLATFORM_WEB_SCROLL_TYPES_H_ |
