1/*
2 * Copyright (C) 2011 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. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef ScrollbarThemeMock_h
27#define ScrollbarThemeMock_h
28
29#include "ScrollbarThemeComposite.h"
30
31namespace WebCore {
32
33// Scrollbar theme used in image snapshots, to eliminate appearance differences between platforms.
34class ScrollbarThemeMock : public ScrollbarThemeComposite {
35public:
36 int scrollbarThickness(ScrollbarControlSize = RegularScrollbar, ScrollbarExpansionState = ScrollbarExpansionState::Expanded) override;
37
38protected:
39 bool hasButtons(Scrollbar&) override { return false; }
40 bool hasThumb(Scrollbar&) override { return true; }
41
42 IntRect backButtonRect(Scrollbar&, ScrollbarPart, bool /*painting*/ = false) override { return IntRect(); }
43 IntRect forwardButtonRect(Scrollbar&, ScrollbarPart, bool /*painting*/ = false) override { return IntRect(); }
44 IntRect trackRect(Scrollbar&, bool painting = false) override;
45
46 void paintTrackBackground(GraphicsContext&, Scrollbar&, const IntRect&) override;
47 void paintThumb(GraphicsContext&, Scrollbar&, const IntRect&) override;
48 int maxOverlapBetweenPages() override { return 40; }
49
50 bool usesOverlayScrollbars() const override;
51private:
52 bool isMockTheme() const override { return true; }
53};
54
55}
56#endif // ScrollbarThemeMock_h
57