/*
 * DO NOT EDIT.  THIS FILE IS GENERATED FROM /builds/slave/m-cen-osx64-xr/build/dom/interfaces/canvas/nsIDOMCanvasRenderingContext2D.idl
 */

#ifndef __gen_nsIDOMCanvasRenderingContext2D_h__
#define __gen_nsIDOMCanvasRenderingContext2D_h__


#ifndef __gen_nsISupports_h__
#include "nsISupports.h"
#endif

#ifndef __gen_nsIVariant_h__
#include "nsIVariant.h"
#endif

#include "jspubtd.h"

/* For IDL files that don't want to include root IDL files. */
#ifndef NS_NO_VTABLE
#define NS_NO_VTABLE
#endif
class nsIDOMWindow; /* forward declaration */

class nsIDOMElement; /* forward declaration */

class nsIDOMHTMLElement; /* forward declaration */

class nsIDOMHTMLImageElement; /* forward declaration */

class nsIDOMHTMLCanvasElement; /* forward declaration */

class nsIDOMXULElement; /* forward declaration */


/* starting interface:    nsIDOMCanvasGradient */
#define NS_IDOMCANVASGRADIENT_IID_STR "bbb20a59-524e-4662-981e-5e142814b20c"

#define NS_IDOMCANVASGRADIENT_IID \
  {0xbbb20a59, 0x524e, 0x4662, \
    { 0x98, 0x1e, 0x5e, 0x14, 0x28, 0x14, 0xb2, 0x0c }}

class NS_NO_VTABLE NS_SCRIPTABLE nsIDOMCanvasGradient : public nsISupports {
 public: 

  NS_DECLARE_STATIC_IID_ACCESSOR(NS_IDOMCANVASGRADIENT_IID)

  /* void addColorStop (in float offset, in DOMString color); */
  NS_SCRIPTABLE NS_IMETHOD AddColorStop(float offset, const nsAString & color) = 0;

};

  NS_DEFINE_STATIC_IID_ACCESSOR(nsIDOMCanvasGradient, NS_IDOMCANVASGRADIENT_IID)

/* Use this macro when declaring classes that implement this interface. */
#define NS_DECL_NSIDOMCANVASGRADIENT \
  NS_SCRIPTABLE NS_IMETHOD AddColorStop(float offset, const nsAString & color); 

/* Use this macro to declare functions that forward the behavior of this interface to another object. */
#define NS_FORWARD_NSIDOMCANVASGRADIENT(_to) \
  NS_SCRIPTABLE NS_IMETHOD AddColorStop(float offset, const nsAString & color) { return _to AddColorStop(offset, color); } 

/* Use this macro to declare functions that forward the behavior of this interface to another object in a safe way. */
#define NS_FORWARD_SAFE_NSIDOMCANVASGRADIENT(_to) \
  NS_SCRIPTABLE NS_IMETHOD AddColorStop(float offset, const nsAString & color) { return !_to ? NS_ERROR_NULL_POINTER : _to->AddColorStop(offset, color); } 

#if 0
/* Use the code below as a template for the implementation class for this interface. */

/* Header file */
class nsDOMCanvasGradient : public nsIDOMCanvasGradient
{
public:
  NS_DECL_ISUPPORTS
  NS_DECL_NSIDOMCANVASGRADIENT

  nsDOMCanvasGradient();

private:
  ~nsDOMCanvasGradient();

protected:
  /* additional members */
};

/* Implementation file */
NS_IMPL_ISUPPORTS1(nsDOMCanvasGradient, nsIDOMCanvasGradient)

nsDOMCanvasGradient::nsDOMCanvasGradient()
{
  /* member initializers and constructor code */
}

nsDOMCanvasGradient::~nsDOMCanvasGradient()
{
  /* destructor code */
}

/* void addColorStop (in float offset, in DOMString color); */
NS_IMETHODIMP nsDOMCanvasGradient::AddColorStop(float offset, const nsAString & color)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* End of implementation class template. */
#endif


/* starting interface:    nsIDOMCanvasPattern */
#define NS_IDOMCANVASPATTERN_IID_STR "21dea65c-5c08-4eb1-ac82-81fe95be77b8"

#define NS_IDOMCANVASPATTERN_IID \
  {0x21dea65c, 0x5c08, 0x4eb1, \
    { 0xac, 0x82, 0x81, 0xfe, 0x95, 0xbe, 0x77, 0xb8 }}

class NS_NO_VTABLE NS_SCRIPTABLE nsIDOMCanvasPattern : public nsISupports {
 public: 

  NS_DECLARE_STATIC_IID_ACCESSOR(NS_IDOMCANVASPATTERN_IID)

};

  NS_DEFINE_STATIC_IID_ACCESSOR(nsIDOMCanvasPattern, NS_IDOMCANVASPATTERN_IID)

/* Use this macro when declaring classes that implement this interface. */
#define NS_DECL_NSIDOMCANVASPATTERN \
  /* no methods! */

/* Use this macro to declare functions that forward the behavior of this interface to another object. */
#define NS_FORWARD_NSIDOMCANVASPATTERN(_to) \
  /* no methods! */

/* Use this macro to declare functions that forward the behavior of this interface to another object in a safe way. */
#define NS_FORWARD_SAFE_NSIDOMCANVASPATTERN(_to) \
  /* no methods! */

#if 0
/* Use the code below as a template for the implementation class for this interface. */

/* Header file */
class nsDOMCanvasPattern : public nsIDOMCanvasPattern
{
public:
  NS_DECL_ISUPPORTS
  NS_DECL_NSIDOMCANVASPATTERN

  nsDOMCanvasPattern();

private:
  ~nsDOMCanvasPattern();

protected:
  /* additional members */
};

/* Implementation file */
NS_IMPL_ISUPPORTS1(nsDOMCanvasPattern, nsIDOMCanvasPattern)

nsDOMCanvasPattern::nsDOMCanvasPattern()
{
  /* member initializers and constructor code */
}

nsDOMCanvasPattern::~nsDOMCanvasPattern()
{
  /* destructor code */
}

/* End of implementation class template. */
#endif


/* starting interface:    nsIDOMTextMetrics */
#define NS_IDOMTEXTMETRICS_IID_STR "2d01715c-ec7d-424a-ab85-e0fd70c8665c"

#define NS_IDOMTEXTMETRICS_IID \
  {0x2d01715c, 0xec7d, 0x424a, \
    { 0xab, 0x85, 0xe0, 0xfd, 0x70, 0xc8, 0x66, 0x5c }}

class NS_NO_VTABLE NS_SCRIPTABLE nsIDOMTextMetrics : public nsISupports {
 public: 

  NS_DECLARE_STATIC_IID_ACCESSOR(NS_IDOMTEXTMETRICS_IID)

  /* readonly attribute float width; */
  NS_SCRIPTABLE NS_IMETHOD GetWidth(float *aWidth) = 0;

};

  NS_DEFINE_STATIC_IID_ACCESSOR(nsIDOMTextMetrics, NS_IDOMTEXTMETRICS_IID)

/* Use this macro when declaring classes that implement this interface. */
#define NS_DECL_NSIDOMTEXTMETRICS \
  NS_SCRIPTABLE NS_IMETHOD GetWidth(float *aWidth); 

/* Use this macro to declare functions that forward the behavior of this interface to another object. */
#define NS_FORWARD_NSIDOMTEXTMETRICS(_to) \
  NS_SCRIPTABLE NS_IMETHOD GetWidth(float *aWidth) { return _to GetWidth(aWidth); } 

/* Use this macro to declare functions that forward the behavior of this interface to another object in a safe way. */
#define NS_FORWARD_SAFE_NSIDOMTEXTMETRICS(_to) \
  NS_SCRIPTABLE NS_IMETHOD GetWidth(float *aWidth) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetWidth(aWidth); } 

#if 0
/* Use the code below as a template for the implementation class for this interface. */

/* Header file */
class nsDOMTextMetrics : public nsIDOMTextMetrics
{
public:
  NS_DECL_ISUPPORTS
  NS_DECL_NSIDOMTEXTMETRICS

  nsDOMTextMetrics();

private:
  ~nsDOMTextMetrics();

protected:
  /* additional members */
};

/* Implementation file */
NS_IMPL_ISUPPORTS1(nsDOMTextMetrics, nsIDOMTextMetrics)

nsDOMTextMetrics::nsDOMTextMetrics()
{
  /* member initializers and constructor code */
}

nsDOMTextMetrics::~nsDOMTextMetrics()
{
  /* destructor code */
}

/* readonly attribute float width; */
NS_IMETHODIMP nsDOMTextMetrics::GetWidth(float *aWidth)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* End of implementation class template. */
#endif


/* starting interface:    nsIDOMImageData */
#define NS_IDOMIMAGEDATA_IID_STR "1ea11207-b3e3-4ffc-a256-bf5c7011e806"

#define NS_IDOMIMAGEDATA_IID \
  {0x1ea11207, 0xb3e3, 0x4ffc, \
    { 0xa2, 0x56, 0xbf, 0x5c, 0x70, 0x11, 0xe8, 0x06 }}

class NS_NO_VTABLE NS_SCRIPTABLE nsIDOMImageData : public nsISupports {
 public: 

  NS_DECLARE_STATIC_IID_ACCESSOR(NS_IDOMIMAGEDATA_IID)

  /* readonly attribute unsigned long width; */
  NS_SCRIPTABLE NS_IMETHOD GetWidth(PRUint32 *aWidth) = 0;

  /* readonly attribute unsigned long height; */
  NS_SCRIPTABLE NS_IMETHOD GetHeight(PRUint32 *aHeight) = 0;

  /* [implicit_jscontext] readonly attribute jsval data; */
  NS_SCRIPTABLE NS_IMETHOD GetData(JSContext* cx, JS::Value *aData) = 0;

};

  NS_DEFINE_STATIC_IID_ACCESSOR(nsIDOMImageData, NS_IDOMIMAGEDATA_IID)

/* Use this macro when declaring classes that implement this interface. */
#define NS_DECL_NSIDOMIMAGEDATA \
  NS_SCRIPTABLE NS_IMETHOD GetWidth(PRUint32 *aWidth); \
  NS_SCRIPTABLE NS_IMETHOD GetHeight(PRUint32 *aHeight); \
  NS_SCRIPTABLE NS_IMETHOD GetData(JSContext* cx, JS::Value *aData); 

/* Use this macro to declare functions that forward the behavior of this interface to another object. */
#define NS_FORWARD_NSIDOMIMAGEDATA(_to) \
  NS_SCRIPTABLE NS_IMETHOD GetWidth(PRUint32 *aWidth) { return _to GetWidth(aWidth); } \
  NS_SCRIPTABLE NS_IMETHOD GetHeight(PRUint32 *aHeight) { return _to GetHeight(aHeight); } \
  NS_SCRIPTABLE NS_IMETHOD GetData(JSContext* cx, JS::Value *aData) { return _to GetData(cx, aData); } 

/* Use this macro to declare functions that forward the behavior of this interface to another object in a safe way. */
#define NS_FORWARD_SAFE_NSIDOMIMAGEDATA(_to) \
  NS_SCRIPTABLE NS_IMETHOD GetWidth(PRUint32 *aWidth) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetWidth(aWidth); } \
  NS_SCRIPTABLE NS_IMETHOD GetHeight(PRUint32 *aHeight) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetHeight(aHeight); } \
  NS_SCRIPTABLE NS_IMETHOD GetData(JSContext* cx, JS::Value *aData) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetData(cx, aData); } 

#if 0
/* Use the code below as a template for the implementation class for this interface. */

/* Header file */
class nsDOMImageData : public nsIDOMImageData
{
public:
  NS_DECL_ISUPPORTS
  NS_DECL_NSIDOMIMAGEDATA

  nsDOMImageData();

private:
  ~nsDOMImageData();

protected:
  /* additional members */
};

/* Implementation file */
NS_IMPL_ISUPPORTS1(nsDOMImageData, nsIDOMImageData)

nsDOMImageData::nsDOMImageData()
{
  /* member initializers and constructor code */
}

nsDOMImageData::~nsDOMImageData()
{
  /* destructor code */
}

/* readonly attribute unsigned long width; */
NS_IMETHODIMP nsDOMImageData::GetWidth(PRUint32 *aWidth)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* readonly attribute unsigned long height; */
NS_IMETHODIMP nsDOMImageData::GetHeight(PRUint32 *aHeight)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* [implicit_jscontext] readonly attribute jsval data; */
NS_IMETHODIMP nsDOMImageData::GetData(JSContext* cx, JS::Value *aData)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* End of implementation class template. */
#endif


/* starting interface:    nsIDOMCanvasRenderingContext2D */
#define NS_IDOMCANVASRENDERINGCONTEXT2D_IID_STR "c835c768-2dcc-461c-82f5-3653710d2942"

#define NS_IDOMCANVASRENDERINGCONTEXT2D_IID \
  {0xc835c768, 0x2dcc, 0x461c, \
    { 0x82, 0xf5, 0x36, 0x53, 0x71, 0x0d, 0x29, 0x42 }}

class NS_SCRIPTABLE nsIDOMCanvasRenderingContext2D : public nsISupports {
 public: 

  NS_DECLARE_STATIC_IID_ACCESSOR(NS_IDOMCANVASRENDERINGCONTEXT2D_IID)

  /* readonly attribute nsIDOMHTMLCanvasElement canvas; */
  NS_SCRIPTABLE NS_IMETHOD GetCanvas(nsIDOMHTMLCanvasElement * *aCanvas) = 0;

  /* void save (); */
  NS_SCRIPTABLE NS_IMETHOD Save(void) = 0;

  /* void restore (); */
  NS_SCRIPTABLE NS_IMETHOD Restore(void) = 0;

  /* void scale (in float x, in float y); */
  NS_SCRIPTABLE NS_IMETHOD Scale(float x, float y) = 0;

  /* void rotate (in float angle); */
  NS_SCRIPTABLE NS_IMETHOD Rotate(float angle) = 0;

  /* void translate (in float x, in float y); */
  NS_SCRIPTABLE NS_IMETHOD Translate(float x, float y) = 0;

  /* void transform (in float m11, in float m12, in float m21, in float m22, in float dx, in float dy); */
  NS_SCRIPTABLE NS_IMETHOD Transform(float m11, float m12, float m21, float m22, float dx, float dy) = 0;

  /* void setTransform (in float m11, in float m12, in float m21, in float m22, in float dx, in float dy); */
  NS_SCRIPTABLE NS_IMETHOD SetTransform(float m11, float m12, float m21, float m22, float dx, float dy) = 0;

  /* [implicit_jscontext] attribute jsval mozCurrentTransform; */
  NS_SCRIPTABLE NS_IMETHOD GetMozCurrentTransform(JSContext* cx, JS::Value *aMozCurrentTransform) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetMozCurrentTransform(JSContext* cx, const JS::Value & aMozCurrentTransform) = 0;

  /* [implicit_jscontext] attribute jsval mozCurrentTransformInverse; */
  NS_SCRIPTABLE NS_IMETHOD GetMozCurrentTransformInverse(JSContext* cx, JS::Value *aMozCurrentTransformInverse) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetMozCurrentTransformInverse(JSContext* cx, const JS::Value & aMozCurrentTransformInverse) = 0;

  /* attribute float globalAlpha; */
  NS_SCRIPTABLE NS_IMETHOD GetGlobalAlpha(float *aGlobalAlpha) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetGlobalAlpha(float aGlobalAlpha) = 0;

  /* attribute DOMString globalCompositeOperation; */
  NS_SCRIPTABLE NS_IMETHOD GetGlobalCompositeOperation(nsAString & aGlobalCompositeOperation) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetGlobalCompositeOperation(const nsAString & aGlobalCompositeOperation) = 0;

  /* attribute nsIVariant strokeStyle; */
  NS_SCRIPTABLE NS_IMETHOD GetStrokeStyle(nsIVariant * *aStrokeStyle) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetStrokeStyle(nsIVariant *aStrokeStyle) = 0;

  /* attribute nsIVariant fillStyle; */
  NS_SCRIPTABLE NS_IMETHOD GetFillStyle(nsIVariant * *aFillStyle) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetFillStyle(nsIVariant *aFillStyle) = 0;

 enum CanvasMultiGetterType {
      CMG_STYLE_STRING = 0,
      CMG_STYLE_PATTERN = 1,
      CMG_STYLE_GRADIENT = 2
};
  /* [noscript] void setStrokeStyle_multi (in DOMString str, in nsISupports iface); */
  NS_IMETHOD SetStrokeStyle_multi(const nsAString & str, nsISupports *iface) = 0;

  /* [noscript] void getStrokeStyle_multi (out DOMString str, out nsISupports iface, out long type); */
  NS_IMETHOD GetStrokeStyle_multi(nsAString & str NS_OUTPARAM, nsISupports * *iface NS_OUTPARAM, PRInt32 *type NS_OUTPARAM) = 0;

  /* [noscript] void setFillStyle_multi (in DOMString str, in nsISupports iface); */
  NS_IMETHOD SetFillStyle_multi(const nsAString & str, nsISupports *iface) = 0;

  /* [noscript] void getFillStyle_multi (out DOMString str, out nsISupports iface, out long type); */
  NS_IMETHOD GetFillStyle_multi(nsAString & str NS_OUTPARAM, nsISupports * *iface NS_OUTPARAM, PRInt32 *type NS_OUTPARAM) = 0;

  /* attribute DOMString mozFillRule; */
  NS_SCRIPTABLE NS_IMETHOD GetMozFillRule(nsAString & aMozFillRule) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetMozFillRule(const nsAString & aMozFillRule) = 0;

  /* nsIDOMCanvasGradient createLinearGradient (in float x0, in float y0, in float x1, in float y1); */
  NS_SCRIPTABLE NS_IMETHOD CreateLinearGradient(float x0, float y0, float x1, float y1, nsIDOMCanvasGradient * *_retval NS_OUTPARAM) = 0;

  /* nsIDOMCanvasGradient createRadialGradient (in float x0, in float y0, in float r0, in float x1, in float y1, in float r1); */
  NS_SCRIPTABLE NS_IMETHOD CreateRadialGradient(float x0, float y0, float r0, float x1, float y1, float r1, nsIDOMCanvasGradient * *_retval NS_OUTPARAM) = 0;

  /* nsIDOMCanvasPattern createPattern (in nsIDOMHTMLElement image, in DOMString repetition); */
  NS_SCRIPTABLE NS_IMETHOD CreatePattern(nsIDOMHTMLElement *image, const nsAString & repetition, nsIDOMCanvasPattern * *_retval NS_OUTPARAM) = 0;

  /* attribute float lineWidth; */
  NS_SCRIPTABLE NS_IMETHOD GetLineWidth(float *aLineWidth) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetLineWidth(float aLineWidth) = 0;

  /* attribute DOMString lineCap; */
  NS_SCRIPTABLE NS_IMETHOD GetLineCap(nsAString & aLineCap) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetLineCap(const nsAString & aLineCap) = 0;

  /* attribute DOMString lineJoin; */
  NS_SCRIPTABLE NS_IMETHOD GetLineJoin(nsAString & aLineJoin) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetLineJoin(const nsAString & aLineJoin) = 0;

  /* attribute float miterLimit; */
  NS_SCRIPTABLE NS_IMETHOD GetMiterLimit(float *aMiterLimit) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetMiterLimit(float aMiterLimit) = 0;

  /* [implicit_jscontext] attribute jsval mozDash; */
  NS_SCRIPTABLE NS_IMETHOD GetMozDash(JSContext* cx, JS::Value *aMozDash) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetMozDash(JSContext* cx, const JS::Value & aMozDash) = 0;

  /* attribute float mozDashOffset; */
  NS_SCRIPTABLE NS_IMETHOD GetMozDashOffset(float *aMozDashOffset) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetMozDashOffset(float aMozDashOffset) = 0;

  /* attribute float shadowOffsetX; */
  NS_SCRIPTABLE NS_IMETHOD GetShadowOffsetX(float *aShadowOffsetX) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetShadowOffsetX(float aShadowOffsetX) = 0;

  /* attribute float shadowOffsetY; */
  NS_SCRIPTABLE NS_IMETHOD GetShadowOffsetY(float *aShadowOffsetY) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetShadowOffsetY(float aShadowOffsetY) = 0;

  /* attribute float shadowBlur; */
  NS_SCRIPTABLE NS_IMETHOD GetShadowBlur(float *aShadowBlur) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetShadowBlur(float aShadowBlur) = 0;

  /* attribute DOMString shadowColor; */
  NS_SCRIPTABLE NS_IMETHOD GetShadowColor(nsAString & aShadowColor) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetShadowColor(const nsAString & aShadowColor) = 0;

  /* void clearRect (in float x, in float y, in float w, in float h); */
  NS_SCRIPTABLE NS_IMETHOD ClearRect(float x, float y, float w, float h) = 0;

  /* void fillRect (in float x, in float y, in float w, in float h); */
  NS_SCRIPTABLE NS_IMETHOD FillRect(float x, float y, float w, float h) = 0;

  /* void strokeRect (in float x, in float y, in float w, in float h); */
  NS_SCRIPTABLE NS_IMETHOD StrokeRect(float x, float y, float w, float h) = 0;

  /* void beginPath (); */
  NS_SCRIPTABLE NS_IMETHOD BeginPath(void) = 0;

  /* void closePath (); */
  NS_SCRIPTABLE NS_IMETHOD ClosePath(void) = 0;

  /* void moveTo (in float x, in float y); */
  NS_SCRIPTABLE NS_IMETHOD MoveTo(float x, float y) = 0;

  /* void lineTo (in float x, in float y); */
  NS_SCRIPTABLE NS_IMETHOD LineTo(float x, float y) = 0;

  /* void quadraticCurveTo (in float cpx, in float cpy, in float x, in float y); */
  NS_SCRIPTABLE NS_IMETHOD QuadraticCurveTo(float cpx, float cpy, float x, float y) = 0;

  /* void bezierCurveTo (in float cp1x, in float cp1y, in float cp2x, in float cp2y, in float x, in float y); */
  NS_SCRIPTABLE NS_IMETHOD BezierCurveTo(float cp1x, float cp1y, float cp2x, float cp2y, float x, float y) = 0;

  /* void arcTo (in float x1, in float y1, in float x2, in float y2, in float radius); */
  NS_SCRIPTABLE NS_IMETHOD ArcTo(float x1, float y1, float x2, float y2, float radius) = 0;

  /* void arc (in float x, in float y, in float r, in float startAngle, in float endAngle, [optional] in boolean anticlockwise); */
  NS_SCRIPTABLE NS_IMETHOD Arc(float x, float y, float r, float startAngle, float endAngle, bool anticlockwise) = 0;

  /* void rect (in float x, in float y, in float w, in float h); */
  NS_SCRIPTABLE NS_IMETHOD Rect(float x, float y, float w, float h) = 0;

  /* void fill (); */
  NS_SCRIPTABLE NS_IMETHOD Fill(void) = 0;

  /* void stroke (); */
  NS_SCRIPTABLE NS_IMETHOD Stroke(void) = 0;

  /* void clip (); */
  NS_SCRIPTABLE NS_IMETHOD Clip(void) = 0;

  /* attribute DOMString font; */
  NS_SCRIPTABLE NS_IMETHOD GetFont(nsAString & aFont) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetFont(const nsAString & aFont) = 0;

  /* attribute DOMString textAlign; */
  NS_SCRIPTABLE NS_IMETHOD GetTextAlign(nsAString & aTextAlign) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetTextAlign(const nsAString & aTextAlign) = 0;

  /* attribute DOMString textBaseline; */
  NS_SCRIPTABLE NS_IMETHOD GetTextBaseline(nsAString & aTextBaseline) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetTextBaseline(const nsAString & aTextBaseline) = 0;

  /* void fillText (in DOMString text, in float x, in float y, [optional] in float maxWidth); */
  NS_SCRIPTABLE NS_IMETHOD FillText(const nsAString & text, float x, float y, float maxWidth) = 0;

  /* void strokeText (in DOMString text, in float x, in float y, [optional] in float maxWidth); */
  NS_SCRIPTABLE NS_IMETHOD StrokeText(const nsAString & text, float x, float y, float maxWidth) = 0;

  /* nsIDOMTextMetrics measureText (in DOMString text); */
  NS_SCRIPTABLE NS_IMETHOD MeasureText(const nsAString & text, nsIDOMTextMetrics * *_retval NS_OUTPARAM) = 0;

  /* attribute DOMString mozTextStyle; */
  NS_SCRIPTABLE NS_IMETHOD GetMozTextStyle(nsAString & aMozTextStyle) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetMozTextStyle(const nsAString & aMozTextStyle) = 0;

  /* [optional_argc] void drawImage (in nsIDOMElement image, in float a1, in float a2, [optional] in float a3, [optional] in float a4, [optional] in float a5, [optional] in float a6, [optional] in float a7, [optional] in float a8); */
  NS_SCRIPTABLE NS_IMETHOD DrawImage(nsIDOMElement *image, float a1, float a2, float a3, float a4, float a5, float a6, float a7, float a8, PRUint8 _argc) = 0;

  /* boolean isPointInPath (in float x, in float y); */
  NS_SCRIPTABLE NS_IMETHOD IsPointInPath(float x, float y, bool *_retval NS_OUTPARAM) = 0;

  /* [implicit_jscontext] nsIDOMImageData getImageData (in double sx, in double sy, in double sw, in double sh); */
  NS_SCRIPTABLE NS_IMETHOD GetImageData(double sx, double sy, double sw, double sh, JSContext* cx, nsIDOMImageData * *_retval NS_OUTPARAM) = 0;

  /* void putImageData (); */
  NS_SCRIPTABLE NS_IMETHOD PutImageData(void) = 0;

  /* [noscript] void putImageData_explicit (in long x, in long y, in unsigned long width, in unsigned long height, [array, size_is (dataLen)] in octet dataPtr, in unsigned long dataLen, in boolean hasDirtyRect, in long dirtyX, in long dirtyY, in long dirtyWidth, in long dirtyHeight); */
  NS_IMETHOD PutImageData_explicit(PRInt32 x, PRInt32 y, PRUint32 width, PRUint32 height, PRUint8 *dataPtr, PRUint32 dataLen, bool hasDirtyRect, PRInt32 dirtyX, PRInt32 dirtyY, PRInt32 dirtyWidth, PRInt32 dirtyHeight) = 0;

  /* void createImageData (); */
  NS_SCRIPTABLE NS_IMETHOD CreateImageData(void) = 0;

  /* attribute boolean mozImageSmoothingEnabled; */
  NS_SCRIPTABLE NS_IMETHOD GetMozImageSmoothingEnabled(bool *aMozImageSmoothingEnabled) = 0;
  NS_SCRIPTABLE NS_IMETHOD SetMozImageSmoothingEnabled(bool aMozImageSmoothingEnabled) = 0;

  enum {
    DRAWWINDOW_DRAW_CARET = 1U,
    DRAWWINDOW_DO_NOT_FLUSH = 2U,
    DRAWWINDOW_DRAW_VIEW = 4U,
    DRAWWINDOW_USE_WIDGET_LAYERS = 8U,
    DRAWWINDOW_ASYNC_DECODE_IMAGES = 16U
  };

  /* void drawWindow (in nsIDOMWindow window, in float x, in float y, in float w, in float h, in DOMString bgColor, [optional] in unsigned long flags); */
  NS_SCRIPTABLE NS_IMETHOD DrawWindow(nsIDOMWindow *window, float x, float y, float w, float h, const nsAString & bgColor, PRUint32 flags) = 0;

  /* void asyncDrawXULElement (in nsIDOMXULElement elem, in float x, in float y, in float w, in float h, in DOMString bgColor, [optional] in unsigned long flags); */
  NS_SCRIPTABLE NS_IMETHOD AsyncDrawXULElement(nsIDOMXULElement *elem, float x, float y, float w, float h, const nsAString & bgColor, PRUint32 flags) = 0;

};

  NS_DEFINE_STATIC_IID_ACCESSOR(nsIDOMCanvasRenderingContext2D, NS_IDOMCANVASRENDERINGCONTEXT2D_IID)

/* Use this macro when declaring classes that implement this interface. */
#define NS_DECL_NSIDOMCANVASRENDERINGCONTEXT2D \
  NS_SCRIPTABLE NS_IMETHOD GetCanvas(nsIDOMHTMLCanvasElement * *aCanvas); \
  NS_SCRIPTABLE NS_IMETHOD Save(void); \
  NS_SCRIPTABLE NS_IMETHOD Restore(void); \
  NS_SCRIPTABLE NS_IMETHOD Scale(float x, float y); \
  NS_SCRIPTABLE NS_IMETHOD Rotate(float angle); \
  NS_SCRIPTABLE NS_IMETHOD Translate(float x, float y); \
  NS_SCRIPTABLE NS_IMETHOD Transform(float m11, float m12, float m21, float m22, float dx, float dy); \
  NS_SCRIPTABLE NS_IMETHOD SetTransform(float m11, float m12, float m21, float m22, float dx, float dy); \
  NS_SCRIPTABLE NS_IMETHOD GetMozCurrentTransform(JSContext* cx, JS::Value *aMozCurrentTransform); \
  NS_SCRIPTABLE NS_IMETHOD SetMozCurrentTransform(JSContext* cx, const JS::Value & aMozCurrentTransform); \
  NS_SCRIPTABLE NS_IMETHOD GetMozCurrentTransformInverse(JSContext* cx, JS::Value *aMozCurrentTransformInverse); \
  NS_SCRIPTABLE NS_IMETHOD SetMozCurrentTransformInverse(JSContext* cx, const JS::Value & aMozCurrentTransformInverse); \
  NS_SCRIPTABLE NS_IMETHOD GetGlobalAlpha(float *aGlobalAlpha); \
  NS_SCRIPTABLE NS_IMETHOD SetGlobalAlpha(float aGlobalAlpha); \
  NS_SCRIPTABLE NS_IMETHOD GetGlobalCompositeOperation(nsAString & aGlobalCompositeOperation); \
  NS_SCRIPTABLE NS_IMETHOD SetGlobalCompositeOperation(const nsAString & aGlobalCompositeOperation); \
  NS_SCRIPTABLE NS_IMETHOD GetStrokeStyle(nsIVariant * *aStrokeStyle); \
  NS_SCRIPTABLE NS_IMETHOD SetStrokeStyle(nsIVariant *aStrokeStyle); \
  NS_SCRIPTABLE NS_IMETHOD GetFillStyle(nsIVariant * *aFillStyle); \
  NS_SCRIPTABLE NS_IMETHOD SetFillStyle(nsIVariant *aFillStyle); \
  NS_IMETHOD SetStrokeStyle_multi(const nsAString & str, nsISupports *iface); \
  NS_IMETHOD GetStrokeStyle_multi(nsAString & str NS_OUTPARAM, nsISupports * *iface NS_OUTPARAM, PRInt32 *type NS_OUTPARAM); \
  NS_IMETHOD SetFillStyle_multi(const nsAString & str, nsISupports *iface); \
  NS_IMETHOD GetFillStyle_multi(nsAString & str NS_OUTPARAM, nsISupports * *iface NS_OUTPARAM, PRInt32 *type NS_OUTPARAM); \
  NS_SCRIPTABLE NS_IMETHOD GetMozFillRule(nsAString & aMozFillRule); \
  NS_SCRIPTABLE NS_IMETHOD SetMozFillRule(const nsAString & aMozFillRule); \
  NS_SCRIPTABLE NS_IMETHOD CreateLinearGradient(float x0, float y0, float x1, float y1, nsIDOMCanvasGradient * *_retval NS_OUTPARAM); \
  NS_SCRIPTABLE NS_IMETHOD CreateRadialGradient(float x0, float y0, float r0, float x1, float y1, float r1, nsIDOMCanvasGradient * *_retval NS_OUTPARAM); \
  NS_SCRIPTABLE NS_IMETHOD CreatePattern(nsIDOMHTMLElement *image, const nsAString & repetition, nsIDOMCanvasPattern * *_retval NS_OUTPARAM); \
  NS_SCRIPTABLE NS_IMETHOD GetLineWidth(float *aLineWidth); \
  NS_SCRIPTABLE NS_IMETHOD SetLineWidth(float aLineWidth); \
  NS_SCRIPTABLE NS_IMETHOD GetLineCap(nsAString & aLineCap); \
  NS_SCRIPTABLE NS_IMETHOD SetLineCap(const nsAString & aLineCap); \
  NS_SCRIPTABLE NS_IMETHOD GetLineJoin(nsAString & aLineJoin); \
  NS_SCRIPTABLE NS_IMETHOD SetLineJoin(const nsAString & aLineJoin); \
  NS_SCRIPTABLE NS_IMETHOD GetMiterLimit(float *aMiterLimit); \
  NS_SCRIPTABLE NS_IMETHOD SetMiterLimit(float aMiterLimit); \
  NS_SCRIPTABLE NS_IMETHOD GetMozDash(JSContext* cx, JS::Value *aMozDash); \
  NS_SCRIPTABLE NS_IMETHOD SetMozDash(JSContext* cx, const JS::Value & aMozDash); \
  NS_SCRIPTABLE NS_IMETHOD GetMozDashOffset(float *aMozDashOffset); \
  NS_SCRIPTABLE NS_IMETHOD SetMozDashOffset(float aMozDashOffset); \
  NS_SCRIPTABLE NS_IMETHOD GetShadowOffsetX(float *aShadowOffsetX); \
  NS_SCRIPTABLE NS_IMETHOD SetShadowOffsetX(float aShadowOffsetX); \
  NS_SCRIPTABLE NS_IMETHOD GetShadowOffsetY(float *aShadowOffsetY); \
  NS_SCRIPTABLE NS_IMETHOD SetShadowOffsetY(float aShadowOffsetY); \
  NS_SCRIPTABLE NS_IMETHOD GetShadowBlur(float *aShadowBlur); \
  NS_SCRIPTABLE NS_IMETHOD SetShadowBlur(float aShadowBlur); \
  NS_SCRIPTABLE NS_IMETHOD GetShadowColor(nsAString & aShadowColor); \
  NS_SCRIPTABLE NS_IMETHOD SetShadowColor(const nsAString & aShadowColor); \
  NS_SCRIPTABLE NS_IMETHOD ClearRect(float x, float y, float w, float h); \
  NS_SCRIPTABLE NS_IMETHOD FillRect(float x, float y, float w, float h); \
  NS_SCRIPTABLE NS_IMETHOD StrokeRect(float x, float y, float w, float h); \
  NS_SCRIPTABLE NS_IMETHOD BeginPath(void); \
  NS_SCRIPTABLE NS_IMETHOD ClosePath(void); \
  NS_SCRIPTABLE NS_IMETHOD MoveTo(float x, float y); \
  NS_SCRIPTABLE NS_IMETHOD LineTo(float x, float y); \
  NS_SCRIPTABLE NS_IMETHOD QuadraticCurveTo(float cpx, float cpy, float x, float y); \
  NS_SCRIPTABLE NS_IMETHOD BezierCurveTo(float cp1x, float cp1y, float cp2x, float cp2y, float x, float y); \
  NS_SCRIPTABLE NS_IMETHOD ArcTo(float x1, float y1, float x2, float y2, float radius); \
  NS_SCRIPTABLE NS_IMETHOD Arc(float x, float y, float r, float startAngle, float endAngle, bool anticlockwise); \
  NS_SCRIPTABLE NS_IMETHOD Rect(float x, float y, float w, float h); \
  NS_SCRIPTABLE NS_IMETHOD Fill(void); \
  NS_SCRIPTABLE NS_IMETHOD Stroke(void); \
  NS_SCRIPTABLE NS_IMETHOD Clip(void); \
  NS_SCRIPTABLE NS_IMETHOD GetFont(nsAString & aFont); \
  NS_SCRIPTABLE NS_IMETHOD SetFont(const nsAString & aFont); \
  NS_SCRIPTABLE NS_IMETHOD GetTextAlign(nsAString & aTextAlign); \
  NS_SCRIPTABLE NS_IMETHOD SetTextAlign(const nsAString & aTextAlign); \
  NS_SCRIPTABLE NS_IMETHOD GetTextBaseline(nsAString & aTextBaseline); \
  NS_SCRIPTABLE NS_IMETHOD SetTextBaseline(const nsAString & aTextBaseline); \
  NS_SCRIPTABLE NS_IMETHOD FillText(const nsAString & text, float x, float y, float maxWidth); \
  NS_SCRIPTABLE NS_IMETHOD StrokeText(const nsAString & text, float x, float y, float maxWidth); \
  NS_SCRIPTABLE NS_IMETHOD MeasureText(const nsAString & text, nsIDOMTextMetrics * *_retval NS_OUTPARAM); \
  NS_SCRIPTABLE NS_IMETHOD GetMozTextStyle(nsAString & aMozTextStyle); \
  NS_SCRIPTABLE NS_IMETHOD SetMozTextStyle(const nsAString & aMozTextStyle); \
  NS_SCRIPTABLE NS_IMETHOD DrawImage(nsIDOMElement *image, float a1, float a2, float a3, float a4, float a5, float a6, float a7, float a8, PRUint8 _argc); \
  NS_SCRIPTABLE NS_IMETHOD IsPointInPath(float x, float y, bool *_retval NS_OUTPARAM); \
  NS_SCRIPTABLE NS_IMETHOD GetImageData(double sx, double sy, double sw, double sh, JSContext* cx, nsIDOMImageData * *_retval NS_OUTPARAM); \
  NS_SCRIPTABLE NS_IMETHOD PutImageData(void); \
  NS_IMETHOD PutImageData_explicit(PRInt32 x, PRInt32 y, PRUint32 width, PRUint32 height, PRUint8 *dataPtr, PRUint32 dataLen, bool hasDirtyRect, PRInt32 dirtyX, PRInt32 dirtyY, PRInt32 dirtyWidth, PRInt32 dirtyHeight); \
  NS_SCRIPTABLE NS_IMETHOD CreateImageData(void); \
  NS_SCRIPTABLE NS_IMETHOD GetMozImageSmoothingEnabled(bool *aMozImageSmoothingEnabled); \
  NS_SCRIPTABLE NS_IMETHOD SetMozImageSmoothingEnabled(bool aMozImageSmoothingEnabled); \
  NS_SCRIPTABLE NS_IMETHOD DrawWindow(nsIDOMWindow *window, float x, float y, float w, float h, const nsAString & bgColor, PRUint32 flags); \
  NS_SCRIPTABLE NS_IMETHOD AsyncDrawXULElement(nsIDOMXULElement *elem, float x, float y, float w, float h, const nsAString & bgColor, PRUint32 flags); 

/* Use this macro to declare functions that forward the behavior of this interface to another object. */
#define NS_FORWARD_NSIDOMCANVASRENDERINGCONTEXT2D(_to) \
  NS_SCRIPTABLE NS_IMETHOD GetCanvas(nsIDOMHTMLCanvasElement * *aCanvas) { return _to GetCanvas(aCanvas); } \
  NS_SCRIPTABLE NS_IMETHOD Save(void) { return _to Save(); } \
  NS_SCRIPTABLE NS_IMETHOD Restore(void) { return _to Restore(); } \
  NS_SCRIPTABLE NS_IMETHOD Scale(float x, float y) { return _to Scale(x, y); } \
  NS_SCRIPTABLE NS_IMETHOD Rotate(float angle) { return _to Rotate(angle); } \
  NS_SCRIPTABLE NS_IMETHOD Translate(float x, float y) { return _to Translate(x, y); } \
  NS_SCRIPTABLE NS_IMETHOD Transform(float m11, float m12, float m21, float m22, float dx, float dy) { return _to Transform(m11, m12, m21, m22, dx, dy); } \
  NS_SCRIPTABLE NS_IMETHOD SetTransform(float m11, float m12, float m21, float m22, float dx, float dy) { return _to SetTransform(m11, m12, m21, m22, dx, dy); } \
  NS_SCRIPTABLE NS_IMETHOD GetMozCurrentTransform(JSContext* cx, JS::Value *aMozCurrentTransform) { return _to GetMozCurrentTransform(cx, aMozCurrentTransform); } \
  NS_SCRIPTABLE NS_IMETHOD SetMozCurrentTransform(JSContext* cx, const JS::Value & aMozCurrentTransform) { return _to SetMozCurrentTransform(cx, aMozCurrentTransform); } \
  NS_SCRIPTABLE NS_IMETHOD GetMozCurrentTransformInverse(JSContext* cx, JS::Value *aMozCurrentTransformInverse) { return _to GetMozCurrentTransformInverse(cx, aMozCurrentTransformInverse); } \
  NS_SCRIPTABLE NS_IMETHOD SetMozCurrentTransformInverse(JSContext* cx, const JS::Value & aMozCurrentTransformInverse) { return _to SetMozCurrentTransformInverse(cx, aMozCurrentTransformInverse); } \
  NS_SCRIPTABLE NS_IMETHOD GetGlobalAlpha(float *aGlobalAlpha) { return _to GetGlobalAlpha(aGlobalAlpha); } \
  NS_SCRIPTABLE NS_IMETHOD SetGlobalAlpha(float aGlobalAlpha) { return _to SetGlobalAlpha(aGlobalAlpha); } \
  NS_SCRIPTABLE NS_IMETHOD GetGlobalCompositeOperation(nsAString & aGlobalCompositeOperation) { return _to GetGlobalCompositeOperation(aGlobalCompositeOperation); } \
  NS_SCRIPTABLE NS_IMETHOD SetGlobalCompositeOperation(const nsAString & aGlobalCompositeOperation) { return _to SetGlobalCompositeOperation(aGlobalCompositeOperation); } \
  NS_SCRIPTABLE NS_IMETHOD GetStrokeStyle(nsIVariant * *aStrokeStyle) { return _to GetStrokeStyle(aStrokeStyle); } \
  NS_SCRIPTABLE NS_IMETHOD SetStrokeStyle(nsIVariant *aStrokeStyle) { return _to SetStrokeStyle(aStrokeStyle); } \
  NS_SCRIPTABLE NS_IMETHOD GetFillStyle(nsIVariant * *aFillStyle) { return _to GetFillStyle(aFillStyle); } \
  NS_SCRIPTABLE NS_IMETHOD SetFillStyle(nsIVariant *aFillStyle) { return _to SetFillStyle(aFillStyle); } \
  NS_IMETHOD SetStrokeStyle_multi(const nsAString & str, nsISupports *iface) { return _to SetStrokeStyle_multi(str, iface); } \
  NS_IMETHOD GetStrokeStyle_multi(nsAString & str NS_OUTPARAM, nsISupports * *iface NS_OUTPARAM, PRInt32 *type NS_OUTPARAM) { return _to GetStrokeStyle_multi(str, iface, type); } \
  NS_IMETHOD SetFillStyle_multi(const nsAString & str, nsISupports *iface) { return _to SetFillStyle_multi(str, iface); } \
  NS_IMETHOD GetFillStyle_multi(nsAString & str NS_OUTPARAM, nsISupports * *iface NS_OUTPARAM, PRInt32 *type NS_OUTPARAM) { return _to GetFillStyle_multi(str, iface, type); } \
  NS_SCRIPTABLE NS_IMETHOD GetMozFillRule(nsAString & aMozFillRule) { return _to GetMozFillRule(aMozFillRule); } \
  NS_SCRIPTABLE NS_IMETHOD SetMozFillRule(const nsAString & aMozFillRule) { return _to SetMozFillRule(aMozFillRule); } \
  NS_SCRIPTABLE NS_IMETHOD CreateLinearGradient(float x0, float y0, float x1, float y1, nsIDOMCanvasGradient * *_retval NS_OUTPARAM) { return _to CreateLinearGradient(x0, y0, x1, y1, _retval); } \
  NS_SCRIPTABLE NS_IMETHOD CreateRadialGradient(float x0, float y0, float r0, float x1, float y1, float r1, nsIDOMCanvasGradient * *_retval NS_OUTPARAM) { return _to CreateRadialGradient(x0, y0, r0, x1, y1, r1, _retval); } \
  NS_SCRIPTABLE NS_IMETHOD CreatePattern(nsIDOMHTMLElement *image, const nsAString & repetition, nsIDOMCanvasPattern * *_retval NS_OUTPARAM) { return _to CreatePattern(image, repetition, _retval); } \
  NS_SCRIPTABLE NS_IMETHOD GetLineWidth(float *aLineWidth) { return _to GetLineWidth(aLineWidth); } \
  NS_SCRIPTABLE NS_IMETHOD SetLineWidth(float aLineWidth) { return _to SetLineWidth(aLineWidth); } \
  NS_SCRIPTABLE NS_IMETHOD GetLineCap(nsAString & aLineCap) { return _to GetLineCap(aLineCap); } \
  NS_SCRIPTABLE NS_IMETHOD SetLineCap(const nsAString & aLineCap) { return _to SetLineCap(aLineCap); } \
  NS_SCRIPTABLE NS_IMETHOD GetLineJoin(nsAString & aLineJoin) { return _to GetLineJoin(aLineJoin); } \
  NS_SCRIPTABLE NS_IMETHOD SetLineJoin(const nsAString & aLineJoin) { return _to SetLineJoin(aLineJoin); } \
  NS_SCRIPTABLE NS_IMETHOD GetMiterLimit(float *aMiterLimit) { return _to GetMiterLimit(aMiterLimit); } \
  NS_SCRIPTABLE NS_IMETHOD SetMiterLimit(float aMiterLimit) { return _to SetMiterLimit(aMiterLimit); } \
  NS_SCRIPTABLE NS_IMETHOD GetMozDash(JSContext* cx, JS::Value *aMozDash) { return _to GetMozDash(cx, aMozDash); } \
  NS_SCRIPTABLE NS_IMETHOD SetMozDash(JSContext* cx, const JS::Value & aMozDash) { return _to SetMozDash(cx, aMozDash); } \
  NS_SCRIPTABLE NS_IMETHOD GetMozDashOffset(float *aMozDashOffset) { return _to GetMozDashOffset(aMozDashOffset); } \
  NS_SCRIPTABLE NS_IMETHOD SetMozDashOffset(float aMozDashOffset) { return _to SetMozDashOffset(aMozDashOffset); } \
  NS_SCRIPTABLE NS_IMETHOD GetShadowOffsetX(float *aShadowOffsetX) { return _to GetShadowOffsetX(aShadowOffsetX); } \
  NS_SCRIPTABLE NS_IMETHOD SetShadowOffsetX(float aShadowOffsetX) { return _to SetShadowOffsetX(aShadowOffsetX); } \
  NS_SCRIPTABLE NS_IMETHOD GetShadowOffsetY(float *aShadowOffsetY) { return _to GetShadowOffsetY(aShadowOffsetY); } \
  NS_SCRIPTABLE NS_IMETHOD SetShadowOffsetY(float aShadowOffsetY) { return _to SetShadowOffsetY(aShadowOffsetY); } \
  NS_SCRIPTABLE NS_IMETHOD GetShadowBlur(float *aShadowBlur) { return _to GetShadowBlur(aShadowBlur); } \
  NS_SCRIPTABLE NS_IMETHOD SetShadowBlur(float aShadowBlur) { return _to SetShadowBlur(aShadowBlur); } \
  NS_SCRIPTABLE NS_IMETHOD GetShadowColor(nsAString & aShadowColor) { return _to GetShadowColor(aShadowColor); } \
  NS_SCRIPTABLE NS_IMETHOD SetShadowColor(const nsAString & aShadowColor) { return _to SetShadowColor(aShadowColor); } \
  NS_SCRIPTABLE NS_IMETHOD ClearRect(float x, float y, float w, float h) { return _to ClearRect(x, y, w, h); } \
  NS_SCRIPTABLE NS_IMETHOD FillRect(float x, float y, float w, float h) { return _to FillRect(x, y, w, h); } \
  NS_SCRIPTABLE NS_IMETHOD StrokeRect(float x, float y, float w, float h) { return _to StrokeRect(x, y, w, h); } \
  NS_SCRIPTABLE NS_IMETHOD BeginPath(void) { return _to BeginPath(); } \
  NS_SCRIPTABLE NS_IMETHOD ClosePath(void) { return _to ClosePath(); } \
  NS_SCRIPTABLE NS_IMETHOD MoveTo(float x, float y) { return _to MoveTo(x, y); } \
  NS_SCRIPTABLE NS_IMETHOD LineTo(float x, float y) { return _to LineTo(x, y); } \
  NS_SCRIPTABLE NS_IMETHOD QuadraticCurveTo(float cpx, float cpy, float x, float y) { return _to QuadraticCurveTo(cpx, cpy, x, y); } \
  NS_SCRIPTABLE NS_IMETHOD BezierCurveTo(float cp1x, float cp1y, float cp2x, float cp2y, float x, float y) { return _to BezierCurveTo(cp1x, cp1y, cp2x, cp2y, x, y); } \
  NS_SCRIPTABLE NS_IMETHOD ArcTo(float x1, float y1, float x2, float y2, float radius) { return _to ArcTo(x1, y1, x2, y2, radius); } \
  NS_SCRIPTABLE NS_IMETHOD Arc(float x, float y, float r, float startAngle, float endAngle, bool anticlockwise) { return _to Arc(x, y, r, startAngle, endAngle, anticlockwise); } \
  NS_SCRIPTABLE NS_IMETHOD Rect(float x, float y, float w, float h) { return _to Rect(x, y, w, h); } \
  NS_SCRIPTABLE NS_IMETHOD Fill(void) { return _to Fill(); } \
  NS_SCRIPTABLE NS_IMETHOD Stroke(void) { return _to Stroke(); } \
  NS_SCRIPTABLE NS_IMETHOD Clip(void) { return _to Clip(); } \
  NS_SCRIPTABLE NS_IMETHOD GetFont(nsAString & aFont) { return _to GetFont(aFont); } \
  NS_SCRIPTABLE NS_IMETHOD SetFont(const nsAString & aFont) { return _to SetFont(aFont); } \
  NS_SCRIPTABLE NS_IMETHOD GetTextAlign(nsAString & aTextAlign) { return _to GetTextAlign(aTextAlign); } \
  NS_SCRIPTABLE NS_IMETHOD SetTextAlign(const nsAString & aTextAlign) { return _to SetTextAlign(aTextAlign); } \
  NS_SCRIPTABLE NS_IMETHOD GetTextBaseline(nsAString & aTextBaseline) { return _to GetTextBaseline(aTextBaseline); } \
  NS_SCRIPTABLE NS_IMETHOD SetTextBaseline(const nsAString & aTextBaseline) { return _to SetTextBaseline(aTextBaseline); } \
  NS_SCRIPTABLE NS_IMETHOD FillText(const nsAString & text, float x, float y, float maxWidth) { return _to FillText(text, x, y, maxWidth); } \
  NS_SCRIPTABLE NS_IMETHOD StrokeText(const nsAString & text, float x, float y, float maxWidth) { return _to StrokeText(text, x, y, maxWidth); } \
  NS_SCRIPTABLE NS_IMETHOD MeasureText(const nsAString & text, nsIDOMTextMetrics * *_retval NS_OUTPARAM) { return _to MeasureText(text, _retval); } \
  NS_SCRIPTABLE NS_IMETHOD GetMozTextStyle(nsAString & aMozTextStyle) { return _to GetMozTextStyle(aMozTextStyle); } \
  NS_SCRIPTABLE NS_IMETHOD SetMozTextStyle(const nsAString & aMozTextStyle) { return _to SetMozTextStyle(aMozTextStyle); } \
  NS_SCRIPTABLE NS_IMETHOD DrawImage(nsIDOMElement *image, float a1, float a2, float a3, float a4, float a5, float a6, float a7, float a8, PRUint8 _argc) { return _to DrawImage(image, a1, a2, a3, a4, a5, a6, a7, a8, _argc); } \
  NS_SCRIPTABLE NS_IMETHOD IsPointInPath(float x, float y, bool *_retval NS_OUTPARAM) { return _to IsPointInPath(x, y, _retval); } \
  NS_SCRIPTABLE NS_IMETHOD GetImageData(double sx, double sy, double sw, double sh, JSContext* cx, nsIDOMImageData * *_retval NS_OUTPARAM) { return _to GetImageData(sx, sy, sw, sh, cx, _retval); } \
  NS_SCRIPTABLE NS_IMETHOD PutImageData(void) { return _to PutImageData(); } \
  NS_IMETHOD PutImageData_explicit(PRInt32 x, PRInt32 y, PRUint32 width, PRUint32 height, PRUint8 *dataPtr, PRUint32 dataLen, bool hasDirtyRect, PRInt32 dirtyX, PRInt32 dirtyY, PRInt32 dirtyWidth, PRInt32 dirtyHeight) { return _to PutImageData_explicit(x, y, width, height, dataPtr, dataLen, hasDirtyRect, dirtyX, dirtyY, dirtyWidth, dirtyHeight); } \
  NS_SCRIPTABLE NS_IMETHOD CreateImageData(void) { return _to CreateImageData(); } \
  NS_SCRIPTABLE NS_IMETHOD GetMozImageSmoothingEnabled(bool *aMozImageSmoothingEnabled) { return _to GetMozImageSmoothingEnabled(aMozImageSmoothingEnabled); } \
  NS_SCRIPTABLE NS_IMETHOD SetMozImageSmoothingEnabled(bool aMozImageSmoothingEnabled) { return _to SetMozImageSmoothingEnabled(aMozImageSmoothingEnabled); } \
  NS_SCRIPTABLE NS_IMETHOD DrawWindow(nsIDOMWindow *window, float x, float y, float w, float h, const nsAString & bgColor, PRUint32 flags) { return _to DrawWindow(window, x, y, w, h, bgColor, flags); } \
  NS_SCRIPTABLE NS_IMETHOD AsyncDrawXULElement(nsIDOMXULElement *elem, float x, float y, float w, float h, const nsAString & bgColor, PRUint32 flags) { return _to AsyncDrawXULElement(elem, x, y, w, h, bgColor, flags); } 

/* Use this macro to declare functions that forward the behavior of this interface to another object in a safe way. */
#define NS_FORWARD_SAFE_NSIDOMCANVASRENDERINGCONTEXT2D(_to) \
  NS_SCRIPTABLE NS_IMETHOD GetCanvas(nsIDOMHTMLCanvasElement * *aCanvas) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetCanvas(aCanvas); } \
  NS_SCRIPTABLE NS_IMETHOD Save(void) { return !_to ? NS_ERROR_NULL_POINTER : _to->Save(); } \
  NS_SCRIPTABLE NS_IMETHOD Restore(void) { return !_to ? NS_ERROR_NULL_POINTER : _to->Restore(); } \
  NS_SCRIPTABLE NS_IMETHOD Scale(float x, float y) { return !_to ? NS_ERROR_NULL_POINTER : _to->Scale(x, y); } \
  NS_SCRIPTABLE NS_IMETHOD Rotate(float angle) { return !_to ? NS_ERROR_NULL_POINTER : _to->Rotate(angle); } \
  NS_SCRIPTABLE NS_IMETHOD Translate(float x, float y) { return !_to ? NS_ERROR_NULL_POINTER : _to->Translate(x, y); } \
  NS_SCRIPTABLE NS_IMETHOD Transform(float m11, float m12, float m21, float m22, float dx, float dy) { return !_to ? NS_ERROR_NULL_POINTER : _to->Transform(m11, m12, m21, m22, dx, dy); } \
  NS_SCRIPTABLE NS_IMETHOD SetTransform(float m11, float m12, float m21, float m22, float dx, float dy) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetTransform(m11, m12, m21, m22, dx, dy); } \
  NS_SCRIPTABLE NS_IMETHOD GetMozCurrentTransform(JSContext* cx, JS::Value *aMozCurrentTransform) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetMozCurrentTransform(cx, aMozCurrentTransform); } \
  NS_SCRIPTABLE NS_IMETHOD SetMozCurrentTransform(JSContext* cx, const JS::Value & aMozCurrentTransform) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetMozCurrentTransform(cx, aMozCurrentTransform); } \
  NS_SCRIPTABLE NS_IMETHOD GetMozCurrentTransformInverse(JSContext* cx, JS::Value *aMozCurrentTransformInverse) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetMozCurrentTransformInverse(cx, aMozCurrentTransformInverse); } \
  NS_SCRIPTABLE NS_IMETHOD SetMozCurrentTransformInverse(JSContext* cx, const JS::Value & aMozCurrentTransformInverse) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetMozCurrentTransformInverse(cx, aMozCurrentTransformInverse); } \
  NS_SCRIPTABLE NS_IMETHOD GetGlobalAlpha(float *aGlobalAlpha) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetGlobalAlpha(aGlobalAlpha); } \
  NS_SCRIPTABLE NS_IMETHOD SetGlobalAlpha(float aGlobalAlpha) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetGlobalAlpha(aGlobalAlpha); } \
  NS_SCRIPTABLE NS_IMETHOD GetGlobalCompositeOperation(nsAString & aGlobalCompositeOperation) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetGlobalCompositeOperation(aGlobalCompositeOperation); } \
  NS_SCRIPTABLE NS_IMETHOD SetGlobalCompositeOperation(const nsAString & aGlobalCompositeOperation) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetGlobalCompositeOperation(aGlobalCompositeOperation); } \
  NS_SCRIPTABLE NS_IMETHOD GetStrokeStyle(nsIVariant * *aStrokeStyle) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetStrokeStyle(aStrokeStyle); } \
  NS_SCRIPTABLE NS_IMETHOD SetStrokeStyle(nsIVariant *aStrokeStyle) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetStrokeStyle(aStrokeStyle); } \
  NS_SCRIPTABLE NS_IMETHOD GetFillStyle(nsIVariant * *aFillStyle) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetFillStyle(aFillStyle); } \
  NS_SCRIPTABLE NS_IMETHOD SetFillStyle(nsIVariant *aFillStyle) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetFillStyle(aFillStyle); } \
  NS_IMETHOD SetStrokeStyle_multi(const nsAString & str, nsISupports *iface) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetStrokeStyle_multi(str, iface); } \
  NS_IMETHOD GetStrokeStyle_multi(nsAString & str NS_OUTPARAM, nsISupports * *iface NS_OUTPARAM, PRInt32 *type NS_OUTPARAM) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetStrokeStyle_multi(str, iface, type); } \
  NS_IMETHOD SetFillStyle_multi(const nsAString & str, nsISupports *iface) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetFillStyle_multi(str, iface); } \
  NS_IMETHOD GetFillStyle_multi(nsAString & str NS_OUTPARAM, nsISupports * *iface NS_OUTPARAM, PRInt32 *type NS_OUTPARAM) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetFillStyle_multi(str, iface, type); } \
  NS_SCRIPTABLE NS_IMETHOD GetMozFillRule(nsAString & aMozFillRule) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetMozFillRule(aMozFillRule); } \
  NS_SCRIPTABLE NS_IMETHOD SetMozFillRule(const nsAString & aMozFillRule) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetMozFillRule(aMozFillRule); } \
  NS_SCRIPTABLE NS_IMETHOD CreateLinearGradient(float x0, float y0, float x1, float y1, nsIDOMCanvasGradient * *_retval NS_OUTPARAM) { return !_to ? NS_ERROR_NULL_POINTER : _to->CreateLinearGradient(x0, y0, x1, y1, _retval); } \
  NS_SCRIPTABLE NS_IMETHOD CreateRadialGradient(float x0, float y0, float r0, float x1, float y1, float r1, nsIDOMCanvasGradient * *_retval NS_OUTPARAM) { return !_to ? NS_ERROR_NULL_POINTER : _to->CreateRadialGradient(x0, y0, r0, x1, y1, r1, _retval); } \
  NS_SCRIPTABLE NS_IMETHOD CreatePattern(nsIDOMHTMLElement *image, const nsAString & repetition, nsIDOMCanvasPattern * *_retval NS_OUTPARAM) { return !_to ? NS_ERROR_NULL_POINTER : _to->CreatePattern(image, repetition, _retval); } \
  NS_SCRIPTABLE NS_IMETHOD GetLineWidth(float *aLineWidth) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetLineWidth(aLineWidth); } \
  NS_SCRIPTABLE NS_IMETHOD SetLineWidth(float aLineWidth) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetLineWidth(aLineWidth); } \
  NS_SCRIPTABLE NS_IMETHOD GetLineCap(nsAString & aLineCap) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetLineCap(aLineCap); } \
  NS_SCRIPTABLE NS_IMETHOD SetLineCap(const nsAString & aLineCap) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetLineCap(aLineCap); } \
  NS_SCRIPTABLE NS_IMETHOD GetLineJoin(nsAString & aLineJoin) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetLineJoin(aLineJoin); } \
  NS_SCRIPTABLE NS_IMETHOD SetLineJoin(const nsAString & aLineJoin) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetLineJoin(aLineJoin); } \
  NS_SCRIPTABLE NS_IMETHOD GetMiterLimit(float *aMiterLimit) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetMiterLimit(aMiterLimit); } \
  NS_SCRIPTABLE NS_IMETHOD SetMiterLimit(float aMiterLimit) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetMiterLimit(aMiterLimit); } \
  NS_SCRIPTABLE NS_IMETHOD GetMozDash(JSContext* cx, JS::Value *aMozDash) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetMozDash(cx, aMozDash); } \
  NS_SCRIPTABLE NS_IMETHOD SetMozDash(JSContext* cx, const JS::Value & aMozDash) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetMozDash(cx, aMozDash); } \
  NS_SCRIPTABLE NS_IMETHOD GetMozDashOffset(float *aMozDashOffset) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetMozDashOffset(aMozDashOffset); } \
  NS_SCRIPTABLE NS_IMETHOD SetMozDashOffset(float aMozDashOffset) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetMozDashOffset(aMozDashOffset); } \
  NS_SCRIPTABLE NS_IMETHOD GetShadowOffsetX(float *aShadowOffsetX) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetShadowOffsetX(aShadowOffsetX); } \
  NS_SCRIPTABLE NS_IMETHOD SetShadowOffsetX(float aShadowOffsetX) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetShadowOffsetX(aShadowOffsetX); } \
  NS_SCRIPTABLE NS_IMETHOD GetShadowOffsetY(float *aShadowOffsetY) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetShadowOffsetY(aShadowOffsetY); } \
  NS_SCRIPTABLE NS_IMETHOD SetShadowOffsetY(float aShadowOffsetY) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetShadowOffsetY(aShadowOffsetY); } \
  NS_SCRIPTABLE NS_IMETHOD GetShadowBlur(float *aShadowBlur) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetShadowBlur(aShadowBlur); } \
  NS_SCRIPTABLE NS_IMETHOD SetShadowBlur(float aShadowBlur) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetShadowBlur(aShadowBlur); } \
  NS_SCRIPTABLE NS_IMETHOD GetShadowColor(nsAString & aShadowColor) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetShadowColor(aShadowColor); } \
  NS_SCRIPTABLE NS_IMETHOD SetShadowColor(const nsAString & aShadowColor) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetShadowColor(aShadowColor); } \
  NS_SCRIPTABLE NS_IMETHOD ClearRect(float x, float y, float w, float h) { return !_to ? NS_ERROR_NULL_POINTER : _to->ClearRect(x, y, w, h); } \
  NS_SCRIPTABLE NS_IMETHOD FillRect(float x, float y, float w, float h) { return !_to ? NS_ERROR_NULL_POINTER : _to->FillRect(x, y, w, h); } \
  NS_SCRIPTABLE NS_IMETHOD StrokeRect(float x, float y, float w, float h) { return !_to ? NS_ERROR_NULL_POINTER : _to->StrokeRect(x, y, w, h); } \
  NS_SCRIPTABLE NS_IMETHOD BeginPath(void) { return !_to ? NS_ERROR_NULL_POINTER : _to->BeginPath(); } \
  NS_SCRIPTABLE NS_IMETHOD ClosePath(void) { return !_to ? NS_ERROR_NULL_POINTER : _to->ClosePath(); } \
  NS_SCRIPTABLE NS_IMETHOD MoveTo(float x, float y) { return !_to ? NS_ERROR_NULL_POINTER : _to->MoveTo(x, y); } \
  NS_SCRIPTABLE NS_IMETHOD LineTo(float x, float y) { return !_to ? NS_ERROR_NULL_POINTER : _to->LineTo(x, y); } \
  NS_SCRIPTABLE NS_IMETHOD QuadraticCurveTo(float cpx, float cpy, float x, float y) { return !_to ? NS_ERROR_NULL_POINTER : _to->QuadraticCurveTo(cpx, cpy, x, y); } \
  NS_SCRIPTABLE NS_IMETHOD BezierCurveTo(float cp1x, float cp1y, float cp2x, float cp2y, float x, float y) { return !_to ? NS_ERROR_NULL_POINTER : _to->BezierCurveTo(cp1x, cp1y, cp2x, cp2y, x, y); } \
  NS_SCRIPTABLE NS_IMETHOD ArcTo(float x1, float y1, float x2, float y2, float radius) { return !_to ? NS_ERROR_NULL_POINTER : _to->ArcTo(x1, y1, x2, y2, radius); } \
  NS_SCRIPTABLE NS_IMETHOD Arc(float x, float y, float r, float startAngle, float endAngle, bool anticlockwise) { return !_to ? NS_ERROR_NULL_POINTER : _to->Arc(x, y, r, startAngle, endAngle, anticlockwise); } \
  NS_SCRIPTABLE NS_IMETHOD Rect(float x, float y, float w, float h) { return !_to ? NS_ERROR_NULL_POINTER : _to->Rect(x, y, w, h); } \
  NS_SCRIPTABLE NS_IMETHOD Fill(void) { return !_to ? NS_ERROR_NULL_POINTER : _to->Fill(); } \
  NS_SCRIPTABLE NS_IMETHOD Stroke(void) { return !_to ? NS_ERROR_NULL_POINTER : _to->Stroke(); } \
  NS_SCRIPTABLE NS_IMETHOD Clip(void) { return !_to ? NS_ERROR_NULL_POINTER : _to->Clip(); } \
  NS_SCRIPTABLE NS_IMETHOD GetFont(nsAString & aFont) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetFont(aFont); } \
  NS_SCRIPTABLE NS_IMETHOD SetFont(const nsAString & aFont) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetFont(aFont); } \
  NS_SCRIPTABLE NS_IMETHOD GetTextAlign(nsAString & aTextAlign) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetTextAlign(aTextAlign); } \
  NS_SCRIPTABLE NS_IMETHOD SetTextAlign(const nsAString & aTextAlign) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetTextAlign(aTextAlign); } \
  NS_SCRIPTABLE NS_IMETHOD GetTextBaseline(nsAString & aTextBaseline) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetTextBaseline(aTextBaseline); } \
  NS_SCRIPTABLE NS_IMETHOD SetTextBaseline(const nsAString & aTextBaseline) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetTextBaseline(aTextBaseline); } \
  NS_SCRIPTABLE NS_IMETHOD FillText(const nsAString & text, float x, float y, float maxWidth) { return !_to ? NS_ERROR_NULL_POINTER : _to->FillText(text, x, y, maxWidth); } \
  NS_SCRIPTABLE NS_IMETHOD StrokeText(const nsAString & text, float x, float y, float maxWidth) { return !_to ? NS_ERROR_NULL_POINTER : _to->StrokeText(text, x, y, maxWidth); } \
  NS_SCRIPTABLE NS_IMETHOD MeasureText(const nsAString & text, nsIDOMTextMetrics * *_retval NS_OUTPARAM) { return !_to ? NS_ERROR_NULL_POINTER : _to->MeasureText(text, _retval); } \
  NS_SCRIPTABLE NS_IMETHOD GetMozTextStyle(nsAString & aMozTextStyle) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetMozTextStyle(aMozTextStyle); } \
  NS_SCRIPTABLE NS_IMETHOD SetMozTextStyle(const nsAString & aMozTextStyle) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetMozTextStyle(aMozTextStyle); } \
  NS_SCRIPTABLE NS_IMETHOD DrawImage(nsIDOMElement *image, float a1, float a2, float a3, float a4, float a5, float a6, float a7, float a8, PRUint8 _argc) { return !_to ? NS_ERROR_NULL_POINTER : _to->DrawImage(image, a1, a2, a3, a4, a5, a6, a7, a8, _argc); } \
  NS_SCRIPTABLE NS_IMETHOD IsPointInPath(float x, float y, bool *_retval NS_OUTPARAM) { return !_to ? NS_ERROR_NULL_POINTER : _to->IsPointInPath(x, y, _retval); } \
  NS_SCRIPTABLE NS_IMETHOD GetImageData(double sx, double sy, double sw, double sh, JSContext* cx, nsIDOMImageData * *_retval NS_OUTPARAM) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetImageData(sx, sy, sw, sh, cx, _retval); } \
  NS_SCRIPTABLE NS_IMETHOD PutImageData(void) { return !_to ? NS_ERROR_NULL_POINTER : _to->PutImageData(); } \
  NS_IMETHOD PutImageData_explicit(PRInt32 x, PRInt32 y, PRUint32 width, PRUint32 height, PRUint8 *dataPtr, PRUint32 dataLen, bool hasDirtyRect, PRInt32 dirtyX, PRInt32 dirtyY, PRInt32 dirtyWidth, PRInt32 dirtyHeight) { return !_to ? NS_ERROR_NULL_POINTER : _to->PutImageData_explicit(x, y, width, height, dataPtr, dataLen, hasDirtyRect, dirtyX, dirtyY, dirtyWidth, dirtyHeight); } \
  NS_SCRIPTABLE NS_IMETHOD CreateImageData(void) { return !_to ? NS_ERROR_NULL_POINTER : _to->CreateImageData(); } \
  NS_SCRIPTABLE NS_IMETHOD GetMozImageSmoothingEnabled(bool *aMozImageSmoothingEnabled) { return !_to ? NS_ERROR_NULL_POINTER : _to->GetMozImageSmoothingEnabled(aMozImageSmoothingEnabled); } \
  NS_SCRIPTABLE NS_IMETHOD SetMozImageSmoothingEnabled(bool aMozImageSmoothingEnabled) { return !_to ? NS_ERROR_NULL_POINTER : _to->SetMozImageSmoothingEnabled(aMozImageSmoothingEnabled); } \
  NS_SCRIPTABLE NS_IMETHOD DrawWindow(nsIDOMWindow *window, float x, float y, float w, float h, const nsAString & bgColor, PRUint32 flags) { return !_to ? NS_ERROR_NULL_POINTER : _to->DrawWindow(window, x, y, w, h, bgColor, flags); } \
  NS_SCRIPTABLE NS_IMETHOD AsyncDrawXULElement(nsIDOMXULElement *elem, float x, float y, float w, float h, const nsAString & bgColor, PRUint32 flags) { return !_to ? NS_ERROR_NULL_POINTER : _to->AsyncDrawXULElement(elem, x, y, w, h, bgColor, flags); } 

#if 0
/* Use the code below as a template for the implementation class for this interface. */

/* Header file */
class nsDOMCanvasRenderingContext2D : public nsIDOMCanvasRenderingContext2D
{
public:
  NS_DECL_ISUPPORTS
  NS_DECL_NSIDOMCANVASRENDERINGCONTEXT2D

  nsDOMCanvasRenderingContext2D();

private:
  ~nsDOMCanvasRenderingContext2D();

protected:
  /* additional members */
};

/* Implementation file */
NS_IMPL_ISUPPORTS1(nsDOMCanvasRenderingContext2D, nsIDOMCanvasRenderingContext2D)

nsDOMCanvasRenderingContext2D::nsDOMCanvasRenderingContext2D()
{
  /* member initializers and constructor code */
}

nsDOMCanvasRenderingContext2D::~nsDOMCanvasRenderingContext2D()
{
  /* destructor code */
}

/* readonly attribute nsIDOMHTMLCanvasElement canvas; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetCanvas(nsIDOMHTMLCanvasElement * *aCanvas)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void save (); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::Save()
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void restore (); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::Restore()
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void scale (in float x, in float y); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::Scale(float x, float y)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void rotate (in float angle); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::Rotate(float angle)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void translate (in float x, in float y); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::Translate(float x, float y)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void transform (in float m11, in float m12, in float m21, in float m22, in float dx, in float dy); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::Transform(float m11, float m12, float m21, float m22, float dx, float dy)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void setTransform (in float m11, in float m12, in float m21, in float m22, in float dx, in float dy); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetTransform(float m11, float m12, float m21, float m22, float dx, float dy)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* [implicit_jscontext] attribute jsval mozCurrentTransform; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetMozCurrentTransform(JSContext* cx, JS::Value *aMozCurrentTransform)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetMozCurrentTransform(JSContext* cx, const JS::Value & aMozCurrentTransform)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* [implicit_jscontext] attribute jsval mozCurrentTransformInverse; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetMozCurrentTransformInverse(JSContext* cx, JS::Value *aMozCurrentTransformInverse)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetMozCurrentTransformInverse(JSContext* cx, const JS::Value & aMozCurrentTransformInverse)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute float globalAlpha; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetGlobalAlpha(float *aGlobalAlpha)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetGlobalAlpha(float aGlobalAlpha)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute DOMString globalCompositeOperation; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetGlobalCompositeOperation(nsAString & aGlobalCompositeOperation)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetGlobalCompositeOperation(const nsAString & aGlobalCompositeOperation)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute nsIVariant strokeStyle; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetStrokeStyle(nsIVariant * *aStrokeStyle)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetStrokeStyle(nsIVariant *aStrokeStyle)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute nsIVariant fillStyle; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetFillStyle(nsIVariant * *aFillStyle)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetFillStyle(nsIVariant *aFillStyle)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* [noscript] void setStrokeStyle_multi (in DOMString str, in nsISupports iface); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetStrokeStyle_multi(const nsAString & str, nsISupports *iface)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* [noscript] void getStrokeStyle_multi (out DOMString str, out nsISupports iface, out long type); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetStrokeStyle_multi(nsAString & str NS_OUTPARAM, nsISupports * *iface NS_OUTPARAM, PRInt32 *type NS_OUTPARAM)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* [noscript] void setFillStyle_multi (in DOMString str, in nsISupports iface); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetFillStyle_multi(const nsAString & str, nsISupports *iface)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* [noscript] void getFillStyle_multi (out DOMString str, out nsISupports iface, out long type); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetFillStyle_multi(nsAString & str NS_OUTPARAM, nsISupports * *iface NS_OUTPARAM, PRInt32 *type NS_OUTPARAM)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute DOMString mozFillRule; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetMozFillRule(nsAString & aMozFillRule)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetMozFillRule(const nsAString & aMozFillRule)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* nsIDOMCanvasGradient createLinearGradient (in float x0, in float y0, in float x1, in float y1); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::CreateLinearGradient(float x0, float y0, float x1, float y1, nsIDOMCanvasGradient * *_retval NS_OUTPARAM)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* nsIDOMCanvasGradient createRadialGradient (in float x0, in float y0, in float r0, in float x1, in float y1, in float r1); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::CreateRadialGradient(float x0, float y0, float r0, float x1, float y1, float r1, nsIDOMCanvasGradient * *_retval NS_OUTPARAM)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* nsIDOMCanvasPattern createPattern (in nsIDOMHTMLElement image, in DOMString repetition); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::CreatePattern(nsIDOMHTMLElement *image, const nsAString & repetition, nsIDOMCanvasPattern * *_retval NS_OUTPARAM)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute float lineWidth; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetLineWidth(float *aLineWidth)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetLineWidth(float aLineWidth)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute DOMString lineCap; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetLineCap(nsAString & aLineCap)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetLineCap(const nsAString & aLineCap)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute DOMString lineJoin; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetLineJoin(nsAString & aLineJoin)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetLineJoin(const nsAString & aLineJoin)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute float miterLimit; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetMiterLimit(float *aMiterLimit)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetMiterLimit(float aMiterLimit)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* [implicit_jscontext] attribute jsval mozDash; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetMozDash(JSContext* cx, JS::Value *aMozDash)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetMozDash(JSContext* cx, const JS::Value & aMozDash)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute float mozDashOffset; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetMozDashOffset(float *aMozDashOffset)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetMozDashOffset(float aMozDashOffset)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute float shadowOffsetX; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetShadowOffsetX(float *aShadowOffsetX)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetShadowOffsetX(float aShadowOffsetX)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute float shadowOffsetY; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetShadowOffsetY(float *aShadowOffsetY)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetShadowOffsetY(float aShadowOffsetY)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute float shadowBlur; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetShadowBlur(float *aShadowBlur)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetShadowBlur(float aShadowBlur)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute DOMString shadowColor; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetShadowColor(nsAString & aShadowColor)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetShadowColor(const nsAString & aShadowColor)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void clearRect (in float x, in float y, in float w, in float h); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::ClearRect(float x, float y, float w, float h)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void fillRect (in float x, in float y, in float w, in float h); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::FillRect(float x, float y, float w, float h)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void strokeRect (in float x, in float y, in float w, in float h); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::StrokeRect(float x, float y, float w, float h)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void beginPath (); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::BeginPath()
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void closePath (); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::ClosePath()
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void moveTo (in float x, in float y); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::MoveTo(float x, float y)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void lineTo (in float x, in float y); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::LineTo(float x, float y)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void quadraticCurveTo (in float cpx, in float cpy, in float x, in float y); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::QuadraticCurveTo(float cpx, float cpy, float x, float y)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void bezierCurveTo (in float cp1x, in float cp1y, in float cp2x, in float cp2y, in float x, in float y); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::BezierCurveTo(float cp1x, float cp1y, float cp2x, float cp2y, float x, float y)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void arcTo (in float x1, in float y1, in float x2, in float y2, in float radius); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::ArcTo(float x1, float y1, float x2, float y2, float radius)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void arc (in float x, in float y, in float r, in float startAngle, in float endAngle, [optional] in boolean anticlockwise); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::Arc(float x, float y, float r, float startAngle, float endAngle, bool anticlockwise)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void rect (in float x, in float y, in float w, in float h); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::Rect(float x, float y, float w, float h)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void fill (); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::Fill()
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void stroke (); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::Stroke()
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void clip (); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::Clip()
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute DOMString font; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetFont(nsAString & aFont)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetFont(const nsAString & aFont)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute DOMString textAlign; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetTextAlign(nsAString & aTextAlign)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetTextAlign(const nsAString & aTextAlign)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute DOMString textBaseline; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetTextBaseline(nsAString & aTextBaseline)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetTextBaseline(const nsAString & aTextBaseline)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void fillText (in DOMString text, in float x, in float y, [optional] in float maxWidth); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::FillText(const nsAString & text, float x, float y, float maxWidth)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void strokeText (in DOMString text, in float x, in float y, [optional] in float maxWidth); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::StrokeText(const nsAString & text, float x, float y, float maxWidth)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* nsIDOMTextMetrics measureText (in DOMString text); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::MeasureText(const nsAString & text, nsIDOMTextMetrics * *_retval NS_OUTPARAM)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute DOMString mozTextStyle; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetMozTextStyle(nsAString & aMozTextStyle)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetMozTextStyle(const nsAString & aMozTextStyle)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* [optional_argc] void drawImage (in nsIDOMElement image, in float a1, in float a2, [optional] in float a3, [optional] in float a4, [optional] in float a5, [optional] in float a6, [optional] in float a7, [optional] in float a8); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::DrawImage(nsIDOMElement *image, float a1, float a2, float a3, float a4, float a5, float a6, float a7, float a8, PRUint8 _argc)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* boolean isPointInPath (in float x, in float y); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::IsPointInPath(float x, float y, bool *_retval NS_OUTPARAM)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* [implicit_jscontext] nsIDOMImageData getImageData (in double sx, in double sy, in double sw, in double sh); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetImageData(double sx, double sy, double sw, double sh, JSContext* cx, nsIDOMImageData * *_retval NS_OUTPARAM)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void putImageData (); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::PutImageData()
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* [noscript] void putImageData_explicit (in long x, in long y, in unsigned long width, in unsigned long height, [array, size_is (dataLen)] in octet dataPtr, in unsigned long dataLen, in boolean hasDirtyRect, in long dirtyX, in long dirtyY, in long dirtyWidth, in long dirtyHeight); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::PutImageData_explicit(PRInt32 x, PRInt32 y, PRUint32 width, PRUint32 height, PRUint8 *dataPtr, PRUint32 dataLen, bool hasDirtyRect, PRInt32 dirtyX, PRInt32 dirtyY, PRInt32 dirtyWidth, PRInt32 dirtyHeight)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void createImageData (); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::CreateImageData()
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* attribute boolean mozImageSmoothingEnabled; */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::GetMozImageSmoothingEnabled(bool *aMozImageSmoothingEnabled)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::SetMozImageSmoothingEnabled(bool aMozImageSmoothingEnabled)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void drawWindow (in nsIDOMWindow window, in float x, in float y, in float w, in float h, in DOMString bgColor, [optional] in unsigned long flags); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::DrawWindow(nsIDOMWindow *window, float x, float y, float w, float h, const nsAString & bgColor, PRUint32 flags)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* void asyncDrawXULElement (in nsIDOMXULElement elem, in float x, in float y, in float w, in float h, in DOMString bgColor, [optional] in unsigned long flags); */
NS_IMETHODIMP nsDOMCanvasRenderingContext2D::AsyncDrawXULElement(nsIDOMXULElement *elem, float x, float y, float w, float h, const nsAString & bgColor, PRUint32 flags)
{
    return NS_ERROR_NOT_IMPLEMENTED;
}

/* End of implementation class template. */
#endif


#endif /* __gen_nsIDOMCanvasRenderingContext2D_h__ */
