TextDecorationPainter.h [plain text]
#pragma once
#include "Color.h"
#include "FloatPoint.h"
#include "RenderStyleConstants.h"
#include <wtf/OptionSet.h>
namespace WebCore {
class FontCascade;
class FloatRect;
class GraphicsContext;
class InlineTextBox;
class RenderObject;
class RenderStyle;
class RenderText;
class ShadowData;
class TextRun;
class TextDecorationPainter {
public:
struct Styles;
TextDecorationPainter(GraphicsContext&, OptionSet<TextDecoration> decorations, const RenderText&, bool isFirstLine, std::optional<Styles> = std::nullopt);
void setInlineTextBox(const InlineTextBox* inlineTextBox) { m_inlineTextBox = inlineTextBox; }
void setFont(const FontCascade& font) { m_font = &font; }
void setIsHorizontal(bool isHorizontal) { m_isHorizontal = isHorizontal; }
void setWidth(float width) { m_width = width; }
void setBaseline(float baseline) { m_baseline = baseline; }
void setTextShadow(const ShadowData* textShadow) { m_shadow = textShadow; }
void setShadowColorFilter(const FilterOperations* colorFilter) { m_shadowColorFilter = colorFilter; }
void paintTextDecoration(const TextRun&, const FloatPoint& textOrigin, const FloatPoint& boxOrigin);
struct Styles {
bool operator==(const Styles&) const;
bool operator!=(const Styles& other) const { return !(*this == other); }
Color underlineColor;
Color overlineColor;
Color linethroughColor;
TextDecorationStyle underlineStyle;
TextDecorationStyle overlineStyle;
TextDecorationStyle linethroughStyle;
};
static Styles stylesForRenderer(const RenderObject&, OptionSet<TextDecoration> requestedDecorations, bool firstLineStyle = false, PseudoId = PseudoId::None);
private:
GraphicsContext& m_context;
OptionSet<TextDecoration> m_decorations;
float m_wavyOffset;
float m_width { 0 };
float m_baseline { 0 };
FloatPoint m_boxOrigin;
bool m_isPrinting;
bool m_isHorizontal { true };
const ShadowData* m_shadow { nullptr };
const FilterOperations* m_shadowColorFilter { nullptr };
const InlineTextBox* m_inlineTextBox { nullptr };
const FontCascade* m_font { nullptr };
Styles m_styles;
const RenderStyle& m_lineStyle;
};
}