1 | /* |
2 | * Copyright (C) 2012 Apple Inc. All rights reserved. |
3 | * |
4 | * Redistribution and use in source and binary forms, with or without |
5 | * modification, are permitted provided that the following conditions |
6 | * are met: |
7 | * 1. Redistributions of source code must retain the above copyright |
8 | * notice, this list of conditions and the following disclaimer. |
9 | * 2. Redistributions in binary form must reproduce the above copyright |
10 | * notice, this list of conditions and the following disclaimer in the |
11 | * documentation and/or other materials provided with the distribution. |
12 | * |
13 | * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
14 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
15 | * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
17 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
18 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
19 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
20 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
21 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
22 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
23 | * THE POSSIBILITY OF SUCH DAMAGE. |
24 | */ |
25 | |
26 | #pragma once |
27 | |
28 | #include <wtf/OptionSet.h> |
29 | |
30 | namespace WebCore { |
31 | |
32 | // FIXME: Some of these milestones are about layout, and others are about painting. |
33 | // We should either re-name them to something more generic, or split them into |
34 | // two enums -- one for painting and one for layout. |
35 | enum LayoutMilestone { |
36 | DidFirstLayout = 1 << 0, |
37 | DidFirstVisuallyNonEmptyLayout = 1 << 1, |
38 | DidHitRelevantRepaintedObjectsAreaThreshold = 1 << 2, |
39 | = 1 << 3, |
40 | DidFirstLayoutAfterSuppressedIncrementalRendering = 1 << 4, |
41 | DidFirstPaintAfterSuppressedIncrementalRendering = 1 << 5, |
42 | ReachedSessionRestorationRenderTreeSizeThreshold = 1 << 6, // FIXME: only implemented by WK2 currently. |
43 | DidRenderSignificantAmountOfText = 1 << 7, |
44 | DidFirstMeaningfulPaint = 1 << 8, |
45 | }; |
46 | |
47 | } // namespace WebCore |
48 | |