SelectionRangeData.h [plain text]
#pragma once
#include "RenderSelectionInfo.h"
#if ENABLE(SERVICE_CONTROLS)
#include "SelectionRectGatherer.h"
#endif
namespace WebCore {
struct OldSelectionData;
class SelectionRangeData {
public:
SelectionRangeData(RenderView&);
class Context {
public:
Context() = default;
Context(RenderObject* start, RenderObject* end, unsigned startOffset, unsigned endOffset)
: m_start(makeWeakPtr(start))
, m_end(makeWeakPtr(end))
, m_startPosition(startOffset)
, m_endPosition(endOffset)
{
}
RenderObject* start() const { return m_start.get(); }
RenderObject* end() const { return m_end.get(); }
std::optional<unsigned> startPosition() const { return m_startPosition; }
std::optional<unsigned> endPosition() const { return m_endPosition; }
bool operator==(const Context& other) const
{
return m_start == other.m_start && m_end == other.m_end && m_startPosition == other.m_startPosition && m_endPosition == other.m_endPosition;
}
private:
WeakPtr<RenderObject> m_start;
WeakPtr<RenderObject> m_end;
std::optional<unsigned> m_startPosition;
std::optional<unsigned> m_endPosition;
};
enum class RepaintMode { NewXOROld, NewMinusOld, Nothing };
void set(const Context&, RepaintMode = RepaintMode::NewXOROld);
const Context& get() const { return m_selectionContext; }
RenderObject* start() const { return m_selectionContext.start(); }
RenderObject* end() const { return m_selectionContext.end(); }
unsigned startPosition() const { ASSERT(m_selectionContext.startPosition()); return m_selectionContext.startPosition().value(); }
unsigned endPosition() const { ASSERT(m_selectionContext.endPosition()); return m_selectionContext.endPosition().value(); }
void clear();
IntRect bounds() const { return collectBounds(ClipToVisibleContent::No); }
IntRect boundsClippedToVisibleContent() const { return collectBounds(ClipToVisibleContent::Yes); }
void repaint() const;
private:
enum class ClipToVisibleContent { Yes, No };
IntRect collectBounds(ClipToVisibleContent) const;
void apply(const Context&, RepaintMode);
const RenderView& m_renderView;
#if ENABLE(SERVICE_CONTROLS)
SelectionRectGatherer m_selectionRectGatherer;
#endif
Context m_selectionContext;
bool m_selectionWasCaret { false };
};
}