skiagm::ThinStrokedRectsGM Class Reference

Inheritance diagram for skiagm::ThinStrokedRectsGM:

Public Member Functions
	ThinStrokedRectsGM ()
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 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	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 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 21 of file thinstrokedrects.cpp.

Constructor & Destructor Documentation

ThinStrokedRectsGM()

skiagm::ThinStrokedRectsGM::ThinStrokedRectsGM ( )

inline

Definition at line 23 of file thinstrokedrects.cpp.

                         {
        this->setBGColor(0xFF000000);
    }

Member Function Documentation

getISize()

SkISize skiagm::ThinStrokedRectsGM::getISize ( )

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 30 of file thinstrokedrects.cpp.

{ return SkISize::Make(240, 320); }

getName()

SkString skiagm::ThinStrokedRectsGM::getName ( ) const

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 28 of file thinstrokedrects.cpp.

{ return SkString("thinstrokedrects"); }

onDraw()

void skiagm::ThinStrokedRectsGM::onDraw ( SkCanvas *  canvas )

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 32 of file thinstrokedrects.cpp.

                                           {
 
        SkPaint paint;
        paint.setColor(SK_ColorWHITE);
        paint.setStyle(SkPaint::kStroke_Style);
        paint.setAntiAlias(true);
 
        constexpr SkRect rect = { 0, 0, 10, 10 };
        constexpr SkRect rect2 = { 0, 0, 20, 20 };
 
        constexpr SkScalar gStrokeWidths[] = {
            4, 2, 1, 0.5f, 0.25f, 0.125f, 0
        };
 
        canvas->translate(5, 5);
        for (int i = 0; i < 8; ++i) {
            canvas->save();
            canvas->translate(i*0.125f, i*30.0f);
            for (size_t j = 0; j < std::size(gStrokeWidths); ++j) {
                paint.setStrokeWidth(gStrokeWidths[j]);
                canvas->drawRect(rect, paint);
                canvas->translate(15, 0);
            }
            canvas->restore();
        }
 
        // Draw a second time in red with a scale
        paint.setColor(SK_ColorRED);
        canvas->translate(0, 15);
        for (int i = 0; i < 8; ++i) {
            canvas->save();
            canvas->translate(i*0.125f, i*30.0f);
            canvas->scale(0.5f, 0.5f);
            for (size_t j = 0; j < std::size(gStrokeWidths); ++j) {
                paint.setStrokeWidth(2.0f * gStrokeWidths[j]);
                canvas->drawRect(rect2, paint);
                canvas->translate(30, 0);
            }
            canvas->restore();
        }
    }

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

• third_party/skia/gm/thinstrokedrects.cpp