diff options
Diffstat (limited to 'WebCore/platform/chromium/ScrollbarThemeChromium.cpp')
-rw-r--r-- | WebCore/platform/chromium/ScrollbarThemeChromium.cpp | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/WebCore/platform/chromium/ScrollbarThemeChromium.cpp b/WebCore/platform/chromium/ScrollbarThemeChromium.cpp deleted file mode 100644 index 234d0ee..0000000 --- a/WebCore/platform/chromium/ScrollbarThemeChromium.cpp +++ /dev/null @@ -1,149 +0,0 @@ -/* - * Copyright (C) 2008 Apple Inc. All Rights Reserved. - * Copyright (C) 2008, 2009 Google Inc. - * - * 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 INC. ``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 INC. OR - * 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 "ScrollbarThemeChromium.h" - -#include "ChromiumBridge.h" -#include "PlatformMouseEvent.h" -#include "Scrollbar.h" -#include "ScrollbarClient.h" -#include "ScrollbarThemeComposite.h" - -// ----------------------------------------------------------------------------- -// This file contains scrollbar theme code that is cross platform. Additional -// members of ScrollbarThemeChromium can be found in the platform specific files -// ----------------------------------------------------------------------------- - -namespace WebCore { - -bool ScrollbarThemeChromium::hasThumb(Scrollbar* scrollbar) -{ - // This method is just called as a paint-time optimization to see if - // painting the thumb can be skipped. We don't have to be exact here. - return thumbLength(scrollbar) > 0; -} - -IntRect ScrollbarThemeChromium::backButtonRect(Scrollbar* scrollbar, ScrollbarPart part, bool) -{ - // Windows and Linux just have single arrows. - if (part == BackButtonEndPart) - return IntRect(); - - IntSize size = buttonSize(scrollbar); - return IntRect(scrollbar->x(), scrollbar->y(), size.width(), size.height()); -} - -IntRect ScrollbarThemeChromium::forwardButtonRect(Scrollbar* scrollbar, ScrollbarPart part, bool) -{ - // Windows and Linux just have single arrows. - if (part == ForwardButtonStartPart) - return IntRect(); - - IntSize size = buttonSize(scrollbar); - int x, y; - if (scrollbar->orientation() == HorizontalScrollbar) { - x = scrollbar->x() + scrollbar->width() - size.width(); - y = scrollbar->y(); - } else { - x = scrollbar->x(); - y = scrollbar->y() + scrollbar->height() - size.height(); - } - return IntRect(x, y, size.width(), size.height()); -} - -IntRect ScrollbarThemeChromium::trackRect(Scrollbar* scrollbar, bool) -{ - IntSize bs = buttonSize(scrollbar); - // The buttons at the top and bottom of the scrollbar are square, so the - // thickness of the scrollbar is also their height. - int thickness = scrollbarThickness(scrollbar->controlSize()); - if (scrollbar->orientation() == HorizontalScrollbar) { - // Once the scrollbar becomes smaller than the natural size of the - // two buttons, the track disappears. - if (scrollbar->width() < 2 * thickness) - return IntRect(); - return IntRect(scrollbar->x() + bs.width(), scrollbar->y(), scrollbar->width() - 2 * bs.width(), thickness); - } - if (scrollbar->height() < 2 * thickness) - return IntRect(); - return IntRect(scrollbar->x(), scrollbar->y() + bs.height(), thickness, scrollbar->height() - 2 * bs.height()); -} - -void ScrollbarThemeChromium::paintTrackBackground(GraphicsContext* context, Scrollbar* scrollbar, const IntRect& rect) -{ - // Just assume a forward track part. We only paint the track as a single piece when there is no thumb. - if (!hasThumb(scrollbar)) - paintTrackPiece(context, scrollbar, rect, ForwardTrackPart); -} - -void ScrollbarThemeChromium::paintTickmarks(GraphicsContext* context, Scrollbar* scrollbar, const IntRect& rect) -{ - if (scrollbar->orientation() != VerticalScrollbar) - return; - - if (rect.height() <= 0 || rect.width() <= 0) - return; // nothing to draw on. - - // Get the tickmarks for the frameview. - Vector<IntRect> tickmarks; - scrollbar->client()->getTickmarks(tickmarks); - if (!tickmarks.size()) - return; - - // Get the image for the tickmarks. - static RefPtr<Image> dash = Image::loadPlatformResource("tickmarkDash"); - if (dash->isNull()) { - ASSERT_NOT_REACHED(); - return; - } - - context->save(); - - for (Vector<IntRect>::const_iterator i = tickmarks.begin(); i != tickmarks.end(); ++i) { - // Calculate how far down (in %) the tick-mark should appear. - const float percent = static_cast<float>(i->y()) / scrollbar->totalSize(); - - // Calculate how far down (in pixels) the tick-mark should appear. - const int yPos = rect.topLeft().y() + (rect.height() * percent); - - IntPoint tick(scrollbar->x(), yPos); - context->drawImage(dash.get(), ColorSpaceDeviceRGB, tick); - } - - context->restore(); -} - -void ScrollbarThemeChromium::paintScrollCorner(ScrollView* view, GraphicsContext* context, const IntRect& cornerRect) -{ - // ScrollbarThemeComposite::paintScrollCorner incorrectly assumes that the - // ScrollView is a FrameView (see FramelessScrollView), so we cannot let - // that code run. For FrameView's this is correct since we don't do custom - // scrollbar corner rendering, which ScrollbarThemeComposite supports. - ScrollbarTheme::paintScrollCorner(view, context, cornerRect); -} - -} // namespace WebCore |