#pragma once
#include "Color.h"
#include "FloatRect.h"
#include "LayoutRect.h"
namespace WebCore {
enum class ShadowStyle : uint8_t { Normal, Inset };
class ShadowData {
WTF_MAKE_FAST_ALLOCATED;
public:
ShadowData() = default;
ShadowData(const LayoutPoint& location, int radius, LayoutUnit spread, ShadowStyle style, bool isWebkitBoxShadow, const Color& color)
: m_location(location)
, m_spread(spread)
, m_radius(radius)
, m_color(color)
, m_style(style)
, m_isWebkitBoxShadow(isWebkitBoxShadow)
{
}
ShadowData(const ShadowData&);
static Optional<ShadowData> clone(const ShadowData*);
ShadowData& operator=(ShadowData&&) = default;
bool operator==(const ShadowData& o) const;
bool operator!=(const ShadowData& o) const
{
return !(*this == o);
}
LayoutUnit x() const { return m_location.x(); }
LayoutUnit y() const { return m_location.y(); }
LayoutPoint location() const { return m_location; }
int radius() const { return m_radius; }
LayoutUnit paintingExtent() const
{
const float radiusExtentMultiplier = 1.4;
return LayoutUnit(ceilf(m_radius * radiusExtentMultiplier));
}
LayoutUnit spread() const { return m_spread; }
ShadowStyle style() const { return m_style; }
const Color& color() const { return m_color; }
bool isWebkitBoxShadow() const { return m_isWebkitBoxShadow; }
const ShadowData* next() const { return m_next.get(); }
void setNext(std::unique_ptr<ShadowData> shadow) { m_next = WTFMove(shadow); }
void adjustRectForShadow(LayoutRect&, int additionalOutlineSize = 0) const;
void adjustRectForShadow(FloatRect&, int additionalOutlineSize = 0) const;
private:
LayoutPoint m_location;
LayoutUnit m_spread;
int m_radius { 0 }; Color m_color;
ShadowStyle m_style { ShadowStyle::Normal };
bool m_isWebkitBoxShadow { false };
std::unique_ptr<ShadowData> m_next;
};
WTF::TextStream& operator<<(WTF::TextStream&, const ShadowData&);
}