void ScrollbarThemeOverlay::paintThumb(GraphicsContext& context, const ScrollbarThemeClient& scrollbar, const IntRect& rect)
{
    if (DrawingRecorder::useCachedDrawingIfPossible(context, scrollbar, DisplayItem::ScrollbarThumb))
        return;

    DrawingRecorder recorder(context, scrollbar, DisplayItem::ScrollbarThumb, rect);

    IntRect thumbRect = rect;
    if (scrollbar.orientation() == HorizontalScrollbar) {
        thumbRect.setHeight(thumbRect.height() - m_scrollbarMargin);
    } else {
        thumbRect.setWidth(thumbRect.width() - m_scrollbarMargin);
        if (scrollbar.isLeftSideVerticalScrollbar())
            thumbRect.setX(thumbRect.x() + m_scrollbarMargin);
    }

    if (m_useSolidColor) {
        context.fillRect(thumbRect, m_color);
        return;
    }

    WebThemeEngine::State state = WebThemeEngine::StateNormal;
    if (scrollbar.pressedPart() == ThumbPart)
        state = WebThemeEngine::StatePressed;
    else if (scrollbar.hoveredPart() == ThumbPart)
        state = WebThemeEngine::StateHover;

    WebCanvas* canvas = context.canvas();

    WebThemeEngine::Part part = WebThemeEngine::PartScrollbarHorizontalThumb;
    if (scrollbar.orientation() == VerticalScrollbar)
        part = WebThemeEngine::PartScrollbarVerticalThumb;

    Platform::current()->themeEngine()->paint(canvas, part, state, WebRect(rect), 0);
}
Exemplo n.º 2
0
void ScrollbarThemeAura::paintTrackPiece(GraphicsContext& gc,
                                         const Scrollbar& scrollbar,
                                         const IntRect& rect,
                                         ScrollbarPart partType) {
  DisplayItem::Type displayItemType = trackPiecePartToDisplayItemType(partType);
  if (DrawingRecorder::useCachedDrawingIfPossible(gc, scrollbar,
                                                  displayItemType))
    return;

  DrawingRecorder recorder(gc, scrollbar, displayItemType, rect);

  WebThemeEngine::State state = scrollbar.hoveredPart() == partType
                                    ? WebThemeEngine::StateHover
                                    : WebThemeEngine::StateNormal;

  if (useMockTheme() && !scrollbar.enabled())
    state = WebThemeEngine::StateDisabled;

  IntRect alignRect = trackRect(scrollbar, false);
  WebThemeEngine::ExtraParams extraParams;
  extraParams.scrollbarTrack.isBack = (partType == BackTrackPart);
  extraParams.scrollbarTrack.trackX = alignRect.x();
  extraParams.scrollbarTrack.trackY = alignRect.y();
  extraParams.scrollbarTrack.trackWidth = alignRect.width();
  extraParams.scrollbarTrack.trackHeight = alignRect.height();
  Platform::current()->themeEngine()->paint(
      gc.canvas(), scrollbar.orientation() == HorizontalScrollbar
                       ? WebThemeEngine::PartScrollbarHorizontalTrack
                       : WebThemeEngine::PartScrollbarVerticalTrack,
      state, WebRect(rect), &extraParams);
}
void ScrollbarThemeAura::paintButton(GraphicsContext& gc, const ScrollbarThemeClient& scrollbar, const IntRect& rect, ScrollbarPart part)
{
    DisplayItem::Type displayItemType = buttonPartToDisplayItemType(part);
    if (DrawingRecorder::useCachedDrawingIfPossible(gc, scrollbar, displayItemType))
        return;
    PartPaintingParams params = buttonPartPaintingParams(scrollbar, scrollbar.currentPos(), part);
    if (!params.shouldPaint)
        return;
    DrawingRecorder recorder(gc, scrollbar, displayItemType, rect);
    Platform::current()->themeEngine()->paint(gc.canvas(), params.part, params.state, WebRect(rect), 0);
}
Exemplo n.º 4
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void CrossfadeGeneratedImage::drawTile(GraphicsContext& context,
                                       const FloatRect& srcRect) {
  // Draw nothing if either of the images hasn't loaded yet.
  if (m_fromImage == Image::nullImage() || m_toImage == Image::nullImage())
    return;

  SkPaint paint = context.fillPaint();
  paint.setBlendMode(SkBlendMode::kSrcOver);
  paint.setAntiAlias(context.shouldAntialias());
  FloatRect destRect((FloatPoint()), FloatSize(m_crossfadeSize));
  paint.setFilterQuality(context.computeFilterQuality(this, destRect, srcRect));
  drawCrossfade(context.canvas(), paint, ClampImageToSourceRect);
}
void ScrollbarThemeAura::paintThumb(GraphicsContext& gc, const ScrollbarThemeClient& scrollbar, const IntRect& rect)
{
    if (DrawingRecorder::useCachedDrawingIfPossible(gc, scrollbar, DisplayItem::ScrollbarThumb))
        return;

    DrawingRecorder recorder(gc, scrollbar, DisplayItem::ScrollbarThumb, rect);

    WebThemeEngine::State state;
    WebCanvas* canvas = gc.canvas();
    if (scrollbar.pressedPart() == ThumbPart)
        state = WebThemeEngine::StatePressed;
    else if (scrollbar.hoveredPart() == ThumbPart)
        state = WebThemeEngine::StateHover;
    else
        state = WebThemeEngine::StateNormal;
    Platform::current()->themeEngine()->paint(canvas, scrollbar.orientation() == HorizontalScrollbar ? WebThemeEngine::PartScrollbarHorizontalThumb : WebThemeEngine::PartScrollbarVerticalThumb, state, WebRect(rect), 0);
}
Exemplo n.º 6
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void ScrollbarTheme::paintScrollCorner(
    GraphicsContext& context,
    const DisplayItemClient& displayItemClient,
    const IntRect& cornerRect) {
  if (cornerRect.isEmpty())
    return;

  if (DrawingRecorder::useCachedDrawingIfPossible(
          context, displayItemClient, DisplayItem::kScrollbarCorner))
    return;

  DrawingRecorder recorder(context, displayItemClient,
                           DisplayItem::kScrollbarCorner, cornerRect);
#if OS(MACOSX)
  context.fillRect(cornerRect, Color::white);
#else
  Platform::current()->themeEngine()->paint(
      context.canvas(), WebThemeEngine::PartScrollbarCorner,
      WebThemeEngine::StateNormal, WebRect(cornerRect), 0);
#endif
}
void VideoPainter::paintReplaced(const PaintInfo& paintInfo, const LayoutPoint& paintOffset)
{
    WebMediaPlayer* mediaPlayer = m_layoutVideo.mediaElement()->webMediaPlayer();
    bool displayingPoster = m_layoutVideo.videoElement()->shouldDisplayPosterImage();
    if (!displayingPoster && !mediaPlayer)
        return;

    LayoutRect rect(m_layoutVideo.videoBox());
    if (rect.isEmpty())
        return;
    rect.moveBy(paintOffset);

    GraphicsContext* context = paintInfo.context;
    if (LayoutObjectDrawingRecorder::useCachedDrawingIfPossible(*context, m_layoutVideo, paintInfo.phase))
        return;

    LayoutRect contentRect = m_layoutVideo.contentBoxRect();
    contentRect.moveBy(paintOffset);
    LayoutObjectDrawingRecorder drawingRecorder(*context, m_layoutVideo, paintInfo.phase, contentRect);

    bool clip = !contentRect.contains(rect);
    if (clip) {
        context->save();
        context->clip(contentRect);
    }

    if (displayingPoster) {
        ImagePainter(m_layoutVideo).paintIntoRect(context, rect);
    } else if ((m_layoutVideo.document().view() && m_layoutVideo.document().view()->paintBehavior() & PaintBehaviorFlattenCompositingLayers) || !m_layoutVideo.acceleratedRenderingInUse()) {
        SkPaint videoPaint = context->fillPaint();
        videoPaint.setColor(SK_ColorBLACK);
        m_layoutVideo.videoElement()->paintCurrentFrame(context->canvas(), pixelSnappedIntRect(rect), &videoPaint);
    }
    if (clip)
        context->restore();
}