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/*
* Copyright (C) 2019-2023 Apple 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 INC. 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 INC. 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 "Highlight.h"
#include "IDLTypes.h"
#include "JSDOMSetLike.h"
#include "JSStaticRange.h"
#include "NodeTraversal.h"
#include "Range.h"
#include "RenderBlockFlow.h"
#include "StaticRange.h"
namespace WebCore {
void Highlight::repaintRange(const AbstractRange& range)
{
auto sortedRange = makeSimpleRange(range);
if (is_gt(treeOrder<ComposedTree>(sortedRange.start, sortedRange.end)))
std::swap(sortedRange.start, sortedRange.end);
for (Ref node : intersectingNodes(sortedRange)) {
if (auto renderer = node->renderer())
renderer->repaint();
}
}
Ref<Highlight> Highlight::create(FixedVector<std::reference_wrapper<WebCore::AbstractRange>>&& initialRanges)
{
return adoptRef(*new Highlight(WTFMove(initialRanges)));
}
Highlight::Highlight(FixedVector<std::reference_wrapper<WebCore::AbstractRange>>&& initialRanges)
{
m_highlightRanges = WTF::map(initialRanges, [&](auto&& range) {
repaintRange(range.get());
return HighlightRange::create(range.get());
});
}
void Highlight::initializeSetLike(DOMSetAdapter& set)
{
for (auto& highlightRange : m_highlightRanges)
set.add<IDLInterface<AbstractRange>>(highlightRange->range());
}
bool Highlight::removeFromSetLike(const AbstractRange& range)
{
return m_highlightRanges.removeFirstMatching([&range](const Ref<HighlightRange>& current) {
repaintRange(range);
return ¤t->range() == ⦥
});
}
void Highlight::clearFromSetLike()
{
for (auto& highlightRange : m_highlightRanges)
repaintRange(highlightRange->range());
m_highlightRanges.clear();
}
bool Highlight::addToSetLike(AbstractRange& range)
{
auto index = m_highlightRanges.findIf([&range](const Ref<HighlightRange>& current) {
return ¤t->range() == ⦥
});
if (index == notFound) {
repaintRange(range);
m_highlightRanges.append(HighlightRange::create(range));
return true;
}
// Move to last since SetLike is an ordered set.
m_highlightRanges.append(WTFMove(m_highlightRanges[index]));
m_highlightRanges.remove(index);
return false;
}
void Highlight::repaint()
{
for (auto& highlightRange : m_highlightRanges)
repaintRange(highlightRange->range());
}
void Highlight::setPriority(int priority)
{
if (m_priority == priority)
return;
m_priority = priority;
repaint();
}
} // namespace WebCore
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