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/*
* 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 "public/platform/WebScrollbarThemePainter.h"
#include "platform/graphics/GraphicsContext.h"
#include "platform/scroll/Scrollbar.h"
#include "platform/scroll/ScrollbarTheme.h"
#include "public/platform/WebRect.h"
using namespace WebCore;
namespace blink {
void WebScrollbarThemePainter::assign(const WebScrollbarThemePainter& painter)
{
// This is a pointer to a static object, so no ownership transferral.
m_theme = painter.m_theme;
m_scrollbar = painter.m_scrollbar;
}
void WebScrollbarThemePainter::paintScrollbarBackground(WebCanvas* canvas, const WebRect& rect)
{
SkRect clip = SkRect::MakeXYWH(rect.x, rect.y, rect.width, rect.height);
canvas->clipRect(clip);
GraphicsContext context(canvas);
context.setCertainlyOpaque(false);
m_theme->paintScrollbarBackground(&context, m_scrollbar);
}
void WebScrollbarThemePainter::paintTrackBackground(WebCanvas* canvas, const WebRect& rect)
{
GraphicsContext context(canvas);
context.setCertainlyOpaque(false);
m_theme->paintTrackBackground(&context, m_scrollbar, IntRect(rect));
}
void WebScrollbarThemePainter::paintBackTrackPart(WebCanvas* canvas, const WebRect& rect)
{
GraphicsContext context(canvas);
context.setCertainlyOpaque(false);
m_theme->paintTrackPiece(&context, m_scrollbar, IntRect(rect), WebCore::BackTrackPart);
}
void WebScrollbarThemePainter::paintForwardTrackPart(WebCanvas* canvas, const WebRect& rect)
{
GraphicsContext context(canvas);
context.setCertainlyOpaque(false);
m_theme->paintTrackPiece(&context, m_scrollbar, IntRect(rect), WebCore::ForwardTrackPart);
}
void WebScrollbarThemePainter::paintBackButtonStart(WebCanvas* canvas, const WebRect& rect)
{
GraphicsContext context(canvas);
context.setCertainlyOpaque(false);
m_theme->paintButton(&context, m_scrollbar, IntRect(rect), WebCore::BackButtonStartPart);
}
void WebScrollbarThemePainter::paintBackButtonEnd(WebCanvas* canvas, const WebRect& rect)
{
GraphicsContext context(canvas);
context.setCertainlyOpaque(false);
m_theme->paintButton(&context, m_scrollbar, IntRect(rect), WebCore::BackButtonEndPart);
}
void WebScrollbarThemePainter::paintForwardButtonStart(WebCanvas* canvas, const WebRect& rect)
{
GraphicsContext context(canvas);
context.setCertainlyOpaque(false);
m_theme->paintButton(&context, m_scrollbar, IntRect(rect), WebCore::ForwardButtonStartPart);
}
void WebScrollbarThemePainter::paintForwardButtonEnd(WebCanvas* canvas, const WebRect& rect)
{
GraphicsContext context(canvas);
context.setCertainlyOpaque(false);
m_theme->paintButton(&context, m_scrollbar, IntRect(rect), WebCore::ForwardButtonEndPart);
}
void WebScrollbarThemePainter::paintTickmarks(WebCanvas* canvas, const WebRect& rect)
{
GraphicsContext context(canvas);
context.setCertainlyOpaque(false);
m_theme->paintTickmarks(&context, m_scrollbar, IntRect(rect));
}
void WebScrollbarThemePainter::paintThumb(WebCanvas* canvas, const WebRect& rect)
{
GraphicsContext context(canvas);
context.setCertainlyOpaque(false);
m_theme->paintThumb(&context, m_scrollbar, IntRect(rect));
}
WebScrollbarThemePainter::WebScrollbarThemePainter(WebCore::ScrollbarTheme* theme, WebCore::Scrollbar* scrollbar)
: m_theme(theme)
, m_scrollbar(scrollbar)
{
}
} // namespace blink
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