root/Source/platform/exported/WebScrollbarThemeGeometryNative.cpp

DEFINITIONS

1. create
2. clone
3. thumbPosition
4. thumbLength
5. trackPosition
6. trackLength
7. hasButtons
8. hasThumb
9. trackRect
10. thumbRect
11. minimumThumbLength
12. scrollbarThickness
13. backButtonStartRect
14. backButtonEndRect
15. forwardButtonStartRect
16. forwardButtonEndRect
17. constrainTrackRectToTrackPieces
18. splitTrack

/*
 * 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.
 */

#include "config.h"

#include "platform/exported/WebScrollbarThemeGeometryNative.h"

#include "platform/exported/WebScrollbarThemeClientImpl.h"
#include "platform/scroll/ScrollbarTheme.h"
#include "public/platform/WebScrollbar.h"

using namespace WebCore;

namespace blink {

PassOwnPtr<blink::WebScrollbarThemeGeometryNative> WebScrollbarThemeGeometryNative::create(WebCore::ScrollbarTheme* theme)
{
    return adoptPtr(new WebScrollbarThemeGeometryNative(theme));
}

WebScrollbarThemeGeometryNative::WebScrollbarThemeGeometryNative(WebCore::ScrollbarTheme* theme)
    : m_theme(theme)
{
}

WebScrollbarThemeGeometryNative* WebScrollbarThemeGeometryNative::clone() const
{
    return new WebScrollbarThemeGeometryNative(m_theme);
}

int WebScrollbarThemeGeometryNative::thumbPosition(WebScrollbar* scrollbar)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->thumbPosition(&client);
}

int WebScrollbarThemeGeometryNative::thumbLength(WebScrollbar* scrollbar)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->thumbLength(&client);
}

int WebScrollbarThemeGeometryNative::trackPosition(WebScrollbar* scrollbar)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->trackPosition(&client);
}

int WebScrollbarThemeGeometryNative::trackLength(WebScrollbar* scrollbar)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->trackLength(&client);
}

bool WebScrollbarThemeGeometryNative::hasButtons(WebScrollbar* scrollbar)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->hasButtons(&client);
}

bool WebScrollbarThemeGeometryNative::hasThumb(WebScrollbar* scrollbar)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->hasThumb(&client);
}

WebRect WebScrollbarThemeGeometryNative::trackRect(WebScrollbar* scrollbar)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->trackRect(&client);
}

WebRect WebScrollbarThemeGeometryNative::thumbRect(WebScrollbar* scrollbar)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->thumbRect(&client);
}

int WebScrollbarThemeGeometryNative::minimumThumbLength(WebScrollbar* scrollbar)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->minimumThumbLength(&client);
}

int WebScrollbarThemeGeometryNative::scrollbarThickness(WebScrollbar* scrollbar)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->scrollbarThickness(client.controlSize());
}

WebRect WebScrollbarThemeGeometryNative::backButtonStartRect(WebScrollbar* scrollbar)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->backButtonRect(&client, BackButtonStartPart, false);
}

WebRect WebScrollbarThemeGeometryNative::backButtonEndRect(WebScrollbar* scrollbar)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->backButtonRect(&client, BackButtonEndPart, false);
}

WebRect WebScrollbarThemeGeometryNative::forwardButtonStartRect(WebScrollbar* scrollbar)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->forwardButtonRect(&client, ForwardButtonStartPart, false);
}

WebRect WebScrollbarThemeGeometryNative::forwardButtonEndRect(WebScrollbar* scrollbar)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->forwardButtonRect(&client, ForwardButtonEndPart, false);
}

WebRect WebScrollbarThemeGeometryNative::constrainTrackRectToTrackPieces(WebScrollbar* scrollbar, const WebRect& rect)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    return m_theme->constrainTrackRectToTrackPieces(&client, IntRect(rect));
}

void WebScrollbarThemeGeometryNative::splitTrack(WebScrollbar* scrollbar, const WebRect& webTrack, WebRect& webStartTrack, WebRect& webThumb, WebRect& webEndTrack)
{
    WebScrollbarThemeClientImpl client(scrollbar);
    IntRect track(webTrack);
    IntRect startTrack;
    IntRect thumb;
    IntRect endTrack;
    m_theme->splitTrack(&client, track, startTrack, thumb, endTrack);

    webStartTrack = startTrack;
    webThumb = thumb;
    webEndTrack = endTrack;
}

} // namespace blink