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#pragma once
#include "root.h"
#include "OffscreenCanvas.h"
#include "TextMetrics.h"
#include "CanvasRenderingContext2DSettings.h"
#include "CanvasDirection.h"
#include "CanvasPath.h"
namespace WebCore {
class OffscreenCanvasRenderingContext2D : public RefCounted<OffscreenCanvasRenderingContext2D>, public CanvasPath {
WTF_MAKE_ISO_ALLOCATED(OffscreenCanvasRenderingContext2D);
public:
static bool enabledForContext(ScriptExecutionContext&);
OffscreenCanvasRenderingContext2D(OffscreenCanvas&, CanvasRenderingContext2DSettings&&);
virtual ~OffscreenCanvasRenderingContext2D();
OffscreenCanvas& canvas() const { return m_canvas; }
void commit();
void setFont(const String&);
CanvasDirection direction() const;
void fillText(const String& text, double x, double y, std::optional<double> maxWidth = std::nullopt);
void strokeText(const String& text, double x, double y, std::optional<double> maxWidth = std::nullopt);
Ref<TextMetrics> measureText(const String& text);
double lineWidth() const { return state().lineWidth; }
void setLineWidth(double);
CanvasLineCap lineCap() const { return state().canvasLineCap(); }
void setLineCap(CanvasLineCap);
void setLineCap(const String&);
CanvasLineJoin lineJoin() const { return state().canvasLineJoin(); }
void setLineJoin(CanvasLineJoin);
void setLineJoin(const String&);
double miterLimit() const { return state().miterLimit; }
void setMiterLimit(double);
const Vector<double>& getLineDash() const { return state().lineDash; }
void setLineDash(const Vector<double>&);
const Vector<double>& webkitLineDash() const { return getLineDash(); }
void setWebkitLineDash(const Vector<double>&);
double lineDashOffset() const { return state().lineDashOffset; }
void setLineDashOffset(double);
float shadowOffsetX() const { return state().shadowOffset.width(); }
void setShadowOffsetX(float);
float shadowOffsetY() const { return state().shadowOffset.height(); }
void setShadowOffsetY(float);
float shadowBlur() const { return state().shadowBlur; }
void setShadowBlur(float);
String shadowColor() const { return state().shadowColorString(); }
void setShadowColor(const String&);
double globalAlpha() const { return state().globalAlpha; }
void setGlobalAlpha(double);
String globalCompositeOperation() const { return state().globalCompositeOperationString(); }
void setGlobalCompositeOperation(const String&);
void save() { ++m_unrealizedSaveCount; }
void restore();
void scale(double sx, double sy);
void rotate(double angleInRadians);
void translate(double tx, double ty);
void transform(double m11, double m12, double m21, double m22, double dx, double dy);
Ref<DOMMatrix> getTransform() const;
void setTransform(double m11, double m12, double m21, double m22, double dx, double dy);
ExceptionOr<void> setTransform(DOMMatrix2DInit&&);
void resetTransform();
void setStrokeColor(const String& color, std::optional<float> alpha = std::nullopt);
void setStrokeColor(float grayLevel, float alpha = 1.0);
void setStrokeColor(float r, float g, float b, float a);
void setFillColor(const String& color, std::optional<float> alpha = std::nullopt);
void setFillColor(float grayLevel, float alpha = 1.0f);
void setFillColor(float r, float g, float b, float a);
void beginPath();
void fill(CanvasFillRule = CanvasFillRule::Nonzero);
void stroke();
void clip(CanvasFillRule = CanvasFillRule::Nonzero);
void fill(Path2D&, CanvasFillRule = CanvasFillRule::Nonzero);
void stroke(Path2D&);
void clip(Path2D&, CanvasFillRule = CanvasFillRule::Nonzero);
bool isPointInPath(double x, double y, CanvasFillRule = CanvasFillRule::Nonzero);
bool isPointInStroke(double x, double y);
bool isPointInPath(Path2D&, double x, double y, CanvasFillRule = CanvasFillRule::Nonzero);
bool isPointInStroke(Path2D&, double x, double y);
void clearRect(double x, double y, double width, double height);
void fillRect(double x, double y, double width, double height);
void strokeRect(double x, double y, double width, double height);
void setShadow(float width, float height, float blur, const String& color = String(), std::optional<float> alpha = std::nullopt);
void setShadow(float width, float height, float blur, float grayLevel, float alpha = 1.0);
void setShadow(float width, float height, float blur, float r, float g, float b, float a);
void clearShadow();
ExceptionOr<void> drawImage(CanvasImageSource&&, float dx, float dy);
ExceptionOr<void> drawImage(CanvasImageSource&&, float dx, float dy, float dw, float dh);
ExceptionOr<void> drawImage(CanvasImageSource&&, float sx, float sy, float sw, float sh, float dx, float dy, float dw, float dh);
void drawImageFromRect(HTMLImageElement&, float sx = 0, float sy = 0, float sw = 0, float sh = 0, float dx = 0, float dy = 0, float dw = 0, float dh = 0, const String& compositeOperation = emptyString());
void clearCanvas();
using StyleVariant = std::variant<String, RefPtr<CanvasGradient>, RefPtr<CanvasPattern>>;
StyleVariant strokeStyle() const;
void setStrokeStyle(StyleVariant&&);
StyleVariant fillStyle() const;
void setFillStyle(StyleVariant&&);
ExceptionOr<Ref<CanvasGradient>> createLinearGradient(float x0, float y0, float x1, float y1);
ExceptionOr<Ref<CanvasGradient>> createRadialGradient(float x0, float y0, float r0, float x1, float y1, float r1);
ExceptionOr<Ref<CanvasGradient>> createConicGradient(float angleInRadians, float x, float y);
ExceptionOr<RefPtr<CanvasPattern>> createPattern(CanvasImageSource&&, const String& repetition);
ExceptionOr<Ref<ImageData>> createImageData(ImageData&) const;
ExceptionOr<Ref<ImageData>> createImageData(int width, int height, std::optional<ImageDataSettings>) const;
ExceptionOr<Ref<ImageData>> getImageData(int sx, int sy, int sw, int sh, std::optional<ImageDataSettings>) const;
void putImageData(ImageData&, int dx, int dy);
void putImageData(ImageData&, int dx, int dy, int dirtyX, int dirtyY, int dirtyWidth, int dirtyHeight);
static constexpr float webkitBackingStorePixelRatio() { return 1; }
void reset();
bool imageSmoothingEnabled() const { return state().imageSmoothingEnabled; }
void setImageSmoothingEnabled(bool);
ImageSmoothingQuality imageSmoothingQuality() const { return state().imageSmoothingQuality; }
void setImageSmoothingQuality(ImageSmoothingQuality);
void setPath(Path2D&);
Ref<Path2D> getPath() const;
void setUsesDisplayListDrawing(bool flag) { m_usesDisplayListDrawing = flag; };
String font() const { return state().fontString(); }
CanvasTextAlign textAlign() const { return state().canvasTextAlign(); }
void setTextAlign(CanvasTextAlign);
CanvasTextBaseline textBaseline() const { return state().canvasTextBaseline(); }
void setTextBaseline(CanvasTextBaseline);
using Direction = CanvasDirection;
void setDirection(Direction);
private:
bool isOffscreen2d() const { return true; }
// const FontProxy* fontProxy() final;
Ref<OffscreenCanvas> m_canvas;
};
} // namespace WebCore
// SPECIALIZE_TYPE_TRAITS_CANVASRENDERINGCONTEXT(WebCore::OffscreenCanvasRenderingContext2D, isOffscreen2d())
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