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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/core/paint/fragment_painter.h"
#include "third_party/blink/renderer/core/layout/outline_utils.h"
#include "third_party/blink/renderer/core/paint/outline_painter.h"
#include "third_party/blink/renderer/core/paint/paint_info.h"
#include "third_party/blink/renderer/core/style/computed_style.h"
#include "third_party/blink/renderer/platform/graphics/graphics_context_state_saver.h"
#include "third_party/blink/renderer/platform/graphics/paint/drawing_recorder.h"
namespace blink {
void FragmentPainter::PaintOutline(const PaintInfo& paint_info,
const PhysicalOffset& paint_offset,
const ComputedStyle& style_to_use) {
const PhysicalBoxFragment& fragment = PhysicalFragment();
DCHECK(HasPaintedOutline(style_to_use, fragment.GetNode()));
VectorOutlineRectCollector collector;
LayoutObject::OutlineInfo info;
fragment.AddSelfOutlineRects(
paint_offset, style_to_use.OutlineRectsShouldIncludeBlockInkOverflow(),
collector, &info);
VectorOf<PhysicalRect> outline_rects = collector.TakeRects();
if (outline_rects.empty())
return;
OutlinePainter::PaintOutlineRects(paint_info, GetDisplayItemClient(),
outline_rects, info, style_to_use);
}
void FragmentPainter::AddURLRectIfNeeded(const PaintInfo& paint_info,
const PhysicalOffset& paint_offset) {
DCHECK(paint_info.ShouldAddUrlMetadata());
const PhysicalBoxFragment& fragment = PhysicalFragment();
if (fragment.Style().Visibility() != EVisibility::kVisible) {
return;
}
Node* node = fragment.GetNode();
if (!node || !node->IsLink())
return;
KURL url = To<Element>(node)->HrefURL();
if (!url.IsValid())
return;
auto outline_rects = fragment.GetLayoutObject()->OutlineRects(
nullptr, paint_offset, OutlineType::kIncludeBlockInkOverflow);
gfx::Rect rect = ToPixelSnappedRect(UnionRect(outline_rects));
if (rect.IsEmpty())
return;
const DisplayItemClient& display_item_client = GetDisplayItemClient();
if (DrawingRecorder::UseCachedDrawingIfPossible(
paint_info.context, display_item_client,
DisplayItem::kPrintedContentPDFURLRect))
return;
DrawingRecorder recorder(paint_info.context, display_item_client,
DisplayItem::kPrintedContentPDFURLRect);
Document& document = fragment.GetLayoutObject()->GetDocument();
if (url.HasFragmentIdentifier() &&
EqualIgnoringFragmentIdentifier(url, document.BaseURL())) {
String fragment_name = url.FragmentIdentifier().ToString();
if (document.FindAnchor(fragment_name))
paint_info.context.SetURLFragmentForRect(fragment_name, rect);
return;
}
paint_info.context.SetURLForRect(url, rect);
}
} // namespace blink
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