OffsetImageFilterGM Class Reference

Inheritance diagram for OffsetImageFilterGM:

Public Member Functions
	OffsetImageFilterGM ()
Public Member Functions inherited from skiagm::GM
	GM (SkColor backgroundColor=SK_ColorWHITE)
virtual	~GM ()
void	setMode (Mode mode)
Mode	getMode () const
DrawResult	gpuSetup (SkCanvas *, SkString *errorMsg, GraphiteTestContext *=nullptr)
void	gpuTeardown ()
void	onceBeforeDraw ()
DrawResult	draw (SkCanvas *canvas)
DrawResult	draw (SkCanvas *, SkString *errorMsg)
void	drawBackground (SkCanvas *)
DrawResult	drawContent (SkCanvas *canvas)
DrawResult	drawContent (SkCanvas *, SkString *errorMsg)
virtual SkISize	getISize ()=0
virtual SkString	getName () const =0
virtual bool	runAsBench () const
SkScalar	width ()
SkScalar	height ()
SkColor	getBGColor () const
void	setBGColor (SkColor)
void	drawSizeBounds (SkCanvas *, SkColor)
bool	animate (double)
virtual bool	onChar (SkUnichar)
bool	getControls (SkMetaData *controls)
void	setControls (const SkMetaData &controls)
virtual void	modifyGrContextOptions (GrContextOptions *)
virtual void	modifyGraphiteContextOptions (skgpu::graphite::ContextOptions *) const
virtual bool	isBazelOnly () const
virtual std::map< std::string, std::string >	getGoldKeys () const

Protected Member Functions
SkString	getName () const override
SkISize	getISize () override
void	onOnceBeforeDraw () override
void	onDraw (SkCanvas *canvas) override
Protected Member Functions inherited from skiagm::GM
virtual DrawResult	onGpuSetup (SkCanvas *, SkString *, GraphiteTestContext *)
virtual void	onGpuTeardown ()
virtual void	onOnceBeforeDraw ()
virtual DrawResult	onDraw (SkCanvas *, SkString *errorMsg)
virtual void	onDraw (SkCanvas *)
virtual bool	onAnimate (double)
virtual bool	onGetControls (SkMetaData *)
virtual void	onSetControls (const SkMetaData &)
GraphiteTestContext *	graphiteTestContext () const

Additional Inherited Members
Public Types inherited from skiagm::GM
enum	Mode { kGM_Mode , kSample_Mode , kBench_Mode }
using	DrawResult = skiagm::DrawResult
using	GraphiteTestContext = skiatest::graphite::GraphiteTestContext
Static Public Attributes inherited from skiagm::GM
static constexpr char	kErrorMsg_DrawSkippedGpuOnly []

Detailed Description

Definition at line 32 of file offsetimagefilter.cpp.

Constructor & Destructor Documentation

OffsetImageFilterGM()

OffsetImageFilterGM::OffsetImageFilterGM ( )

inline

Definition at line 34 of file offsetimagefilter.cpp.

                          {
        this->setBGColor(0xFF000000);
    }

Member Function Documentation

getISize()

SkISize OffsetImageFilterGM::getISize ( )

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 41 of file offsetimagefilter.cpp.

{ return SkISize::Make(WIDTH, HEIGHT); }

getName()

SkString OffsetImageFilterGM::getName ( ) const

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 39 of file offsetimagefilter.cpp.

{ return SkString("offsetimagefilter"); }

onDraw()

void OffsetImageFilterGM::onDraw ( SkCanvas *  canvas )

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 49 of file offsetimagefilter.cpp.

                                           {
        canvas->clear(SK_ColorBLACK);
        SkPaint paint;
 
        for (int i = 0; i < 4; i++) {
            sk_sp<SkImage> image = (i & 0x01) ? fCheckerboard : fBitmap;
            SkIRect cropRect = SkIRect::MakeXYWH(i * 12,
                                                 i * 8,
                                                 image->width() - i * 8,
                                                 image->height() - i * 12);
            sk_sp<SkImageFilter> tileInput(SkImageFilters::Image(image, SkFilterMode::kNearest));
            SkScalar dx = SkIntToScalar(i*5);
            SkScalar dy = SkIntToScalar(i*10);
            paint.setImageFilter(SkImageFilters::Offset(dx, dy, std::move(tileInput), &cropRect));
            DrawClippedImage(canvas, image.get(), paint, 1, cropRect);
            canvas->translate(SkIntToScalar(image->width() + MARGIN), 0);
        }
 
        SkIRect cropRect = SkIRect::MakeXYWH(0, 0, 100, 100);
        paint.setImageFilter(SkImageFilters::Offset(-5, -10, nullptr, &cropRect));
        DrawClippedImage(canvas, fBitmap.get(), paint, 2, cropRect);
    }

onOnceBeforeDraw()

void OffsetImageFilterGM::onOnceBeforeDraw ( )

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 43 of file offsetimagefilter.cpp.

                                     {
        fBitmap = ToolUtils::CreateStringImage(80, 80, 0xD000D000, 15, 65, 96, "e");
 
        fCheckerboard = ToolUtils::create_checkerboard_image(80, 80, 0xFFA0A0A0, 0xFF404040, 8);
    }

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

• third_party/skia/gm/offsetimagefilter.cpp