DrawImageRectLayerCommand Class Reference

#include <DrawCommand.h>

Inheritance diagram for DrawImageRectLayerCommand:

Public Member Functions
	DrawImageRectLayerCommand (DebugLayerManager *layerManager, const int nodeId, const int frame, const SkRect &src, const SkRect &dst, const SkSamplingOptions &sampling, const SkPaint *paint, SkCanvas::SrcRectConstraint constraint)
void	execute (SkCanvas *canvas) const override
bool	render (SkCanvas *canvas) const override
void	toJSON (SkJSONWriter &writer, UrlDataManager &urlDataManager) const override
Public Member Functions inherited from DrawCommand
	DrawCommand (OpType opType)
virtual	~DrawCommand ()
bool	isVisible () const
void	setVisible (bool toggle)
OpType	getOpType () const

Additional Inherited Members
Public Types inherited from DrawCommand
enum	OpType {   kBeginDrawPicture_OpType , kClear_OpType , kClipPath_OpType , kClipRegion_OpType ,   kClipRect_OpType , kClipRRect_OpType , kClipShader_OpType , kResetClip_OpType ,   kConcat_OpType , kConcat44_OpType , kDrawAnnotation_OpType , kDrawBitmap_OpType ,   kDrawBitmapRect_OpType , kDrawDRRect_OpType , kDrawImage_OpType , kDrawImageLattice_OpType ,   kDrawImageRect_OpType , kDrawImageRectLayer_OpType , kDrawOval_OpType , kDrawArc_OpType ,   kDrawPaint_OpType , kDrawPatch_OpType , kDrawPath_OpType , kDrawPoints_OpType ,   kDrawRect_OpType , kDrawRRect_OpType , kDrawRegion_OpType , kDrawShadow_OpType ,   kDrawTextBlob_OpType , kDrawVertices_OpType , kDrawAtlas_OpType , kDrawDrawable_OpType ,   kDrawEdgeAAQuad_OpType , kDrawEdgeAAImageSet_OpType , kEndDrawPicture_OpType , kRestore_OpType ,   kSave_OpType , kSaveLayer_OpType , kSetMatrix_OpType , kSetM44_OpType ,   kLast_OpType = kSetM44_OpType }
Static Public Member Functions inherited from DrawCommand
static void	WritePNG (const SkBitmap &bitmap, SkWStream &out)
static const char *	GetCommandString (OpType type)
static void	MakeJsonColor (SkJSONWriter &, const SkColor color)
static void	MakeJsonColor4f (SkJSONWriter &, const SkColor4f &color)
static void	MakeJsonPoint (SkJSONWriter &, const SkPoint &point)
static void	MakeJsonPoint (SkJSONWriter &, SkScalar x, SkScalar y)
static void	MakeJsonPoint3 (SkJSONWriter &, const SkPoint3 &point)
static void	MakeJsonRect (SkJSONWriter &, const SkRect &rect)
static void	MakeJsonIRect (SkJSONWriter &, const SkIRect &)
static void	MakeJsonMatrix (SkJSONWriter &, const SkMatrix &)
static void	MakeJsonMatrix44 (SkJSONWriter &, const SkM44 &)
static void	MakeJsonPath (SkJSONWriter &, const SkPath &path)
static void	MakeJsonRegion (SkJSONWriter &, const SkRegion &region)
static void	MakeJsonSampling (SkJSONWriter &, const SkSamplingOptions &sampling)
static void	MakeJsonPaint (SkJSONWriter &, const SkPaint &paint, UrlDataManager &urlDataManager)
static void	MakeJsonLattice (SkJSONWriter &, const SkCanvas::Lattice &lattice)
static void	flatten (const SkFlattenable *flattenable, SkJSONWriter &writer, UrlDataManager &urlDataManager)
static bool	flatten (const SkImage &image, SkJSONWriter &writer, UrlDataManager &urlDataManager)
static bool	flatten (const SkBitmap &bitmap, SkJSONWriter &writer, UrlDataManager &urlDataManager)
Static Public Attributes inherited from DrawCommand
static const int	kOpTypeCount = kLast_OpType + 1

Detailed Description

Definition at line 357 of file DrawCommand.h.

Constructor & Destructor Documentation

DrawImageRectLayerCommand()

DrawImageRectLayerCommand::DrawImageRectLayerCommand	(	DebugLayerManager *	layerManager,
		const int	nodeId,
		const int	frame,
		const SkRect &	src,
		const SkRect &	dst,
		const SkSamplingOptions &	sampling,
		const SkPaint *	paint,
		SkCanvas::SrcRectConstraint	constraint
	)

Definition at line 1355 of file DrawCommand.cpp.

        : INHERITED(kDrawImageRectLayer_OpType)
        , fLayerManager(layerManager)
        , fNodeId(nodeId)
        , fFrame(frame)
        , fSrc(src)
        , fDst(dst)
        , fSampling(sampling)
        , fPaint(paint)
        , fConstraint(constraint) {}

Member Function Documentation

execute()

void DrawImageRectLayerCommand::execute ( SkCanvas *  canvas ) const

overridevirtual

Implements DrawCommand.

Definition at line 1373 of file DrawCommand.cpp.

                                                              {
    sk_sp<SkImage> snapshot = fLayerManager->getLayerAsImage(fNodeId, fFrame);
    canvas->drawImageRect(snapshot.get(), fSrc, fDst, SkSamplingOptions(), fPaint.getMaybeNull(), fConstraint);
}

render()

bool DrawImageRectLayerCommand::render ( SkCanvas *  canvas ) const

overridevirtual

Reimplemented from DrawCommand.

Definition at line 1378 of file DrawCommand.cpp.

                                                             {
    SkAutoCanvasRestore acr(canvas, true);
    canvas->clear(0xFFFFFFFF);
 
    xlate_and_scale_to_bounds(canvas, fDst);
 
    this->execute(canvas);
    return true;
}

toJSON()

void DrawImageRectLayerCommand::toJSON ( SkJSONWriter &  writer, UrlDataManager &  urlDataManager  ) const

overridevirtual

Reimplemented from DrawCommand.

Definition at line 1388 of file DrawCommand.cpp.

                                                                                                 {
    INHERITED::toJSON(writer, urlDataManager);
 
    // Don't append an image attribute here, the image can be rendered in as many different ways
    // as there are commands in the layer, at least. the urlDataManager would save each one under
    // a different URL.
    // Append the node id, and the layer inspector of the debugger will know what to do with it.
    writer.appendS64(DEBUGCANVAS_ATTRIBUTE_LAYERNODEID, fNodeId);
 
    writer.appendName(DEBUGCANVAS_ATTRIBUTE_SRC);
    MakeJsonRect(writer, fSrc);
 
    writer.appendName(DEBUGCANVAS_ATTRIBUTE_DST);
    MakeJsonRect(writer, fDst);
    writer.appendName(DEBUGCANVAS_ATTRIBUTE_SAMPLING);
    MakeJsonSampling(writer, fSampling);
    if (fPaint.isValid()) {
        writer.appendName(DEBUGCANVAS_ATTRIBUTE_PAINT);
        MakeJsonPaint(writer, *fPaint, urlDataManager);
    }
    if (fConstraint == SkCanvas::kStrict_SrcRectConstraint) {
        writer.appendBool(DEBUGCANVAS_ATTRIBUTE_STRICT, true);
    }
 
    SkString desc;
    writer.appendString(DEBUGCANVAS_ATTRIBUTE_SHORTDESC, *str_append(&desc, fDst));
}

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The documentation for this class was generated from the following files:

• third_party/skia/tools/debugger/DrawCommand.h
• third_party/skia/tools/debugger/DrawCommand.cpp