GammaShaderTextGM Class Reference

Inheritance diagram for GammaShaderTextGM:

Public Member Functions
	GammaShaderTextGM ()
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 117 of file gammatext.cpp.

Constructor & Destructor Documentation

GammaShaderTextGM()

GammaShaderTextGM::GammaShaderTextGM ( )

inline

Definition at line 122 of file gammatext.cpp.

                        {
        const SkColor colors[] = { SK_ColorBLACK, SK_ColorRED, SK_ColorBLUE };
        for (size_t i = 0; i < std::size(fShaders); ++i) {
            fColors[i] = colors[i];
        }
    }

Member Function Documentation

getISize()

SkISize GammaShaderTextGM::getISize ( )

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 132 of file gammatext.cpp.

{ return SkISize::Make(300, 300); }

getName()

SkString GammaShaderTextGM::getName ( ) const

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 130 of file gammatext.cpp.

{ return SkString("gammagradienttext"); }

onDraw()

void GammaShaderTextGM::onDraw ( SkCanvas *  canvas )

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 140 of file gammatext.cpp.

                                           {
        SkPaint paint;
        paint.setAntiAlias(true);
        sk_sp<SkTypeface> tf = ToolUtils::CreatePortableTypeface("serif", SkFontStyle::Italic());
        SkASSERT(tf);
        SkFont font(tf, 18);
        font.setEdging(SkFont::Edging::kSubpixelAntiAlias);
 
        for (size_t i = 0; i < std::size(fShaders); ++i) {
            draw_pair(canvas, font, fColors[i], fShaders[i]);
            canvas->translate(0, 80);
        }
    }

onOnceBeforeDraw()

void GammaShaderTextGM::onOnceBeforeDraw ( )

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 134 of file gammatext.cpp.

                                     {
        for (size_t i = 0; i < std::size(fShaders); ++i) {
            fShaders[i] = make_gradient(fColors[i]);
        }
    }

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

• third_party/skia/gm/gammatext.cpp