UserFontGM Class Reference

Inheritance diagram for UserFontGM:

Public Member Functions
	UserFontGM ()
void	onOnceBeforeDraw () override
bool	runAsBench () const override
SkString	getName () const override
SkISize	getISize () override
void	onDraw (SkCanvas *canvas) override
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

Static Public Member Functions
static sk_sp< SkTextBlob >	make_blob (sk_sp< SkTypeface > tf, float size, float *spacing)

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 []
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

Detailed Description

Definition at line 89 of file userfont.cpp.

Constructor & Destructor Documentation

UserFontGM()

UserFontGM::UserFontGM ( )

inline

Definition at line 93 of file userfont.cpp.

{}

Member Function Documentation

getISize()

SkISize UserFontGM::getISize ( )

inlineoverridevirtual

Implements skiagm::GM.

Definition at line 113 of file userfont.cpp.

{ return {810, 452}; }

getName()

SkString UserFontGM::getName ( ) const

inlineoverridevirtual

Implements skiagm::GM.

Definition at line 111 of file userfont.cpp.

{ return SkString("user_typeface"); }

make_blob()

static sk_sp< SkTextBlob > UserFontGM::make_blob ( sk_sp< SkTypeface >  tf, float  size, float *  spacing  )

inlinestatic

Definition at line 101 of file userfont.cpp.

                                                                                         {
        SkFont font(tf);
        font.setSize(size);
        font.setEdging(SkFont::Edging::kAntiAlias);
        *spacing = font.getMetrics(nullptr);
        return SkTextBlob::MakeFromString("Typeface", font);
    }

onDraw()

void UserFontGM::onDraw ( SkCanvas *  canvas )

inlineoverridevirtual

Reimplemented from skiagm::GM.

Definition at line 115 of file userfont.cpp.

                                           {
        auto waterfall = [&](sk_sp<SkTypeface> tf, bool defaultFace) {
            SkPaint paint;
            paint.setAntiAlias(true);
 
            float spacing;
            float x = 20,
                  y = 16;
            for (float size = 9; size <= 100; size *= 1.25f) {
                auto blob = make_blob(tf, size, &spacing);
 
                // shared baseline
                if (defaultFace) {
                    paint.setColor(0xFFDDDDDD);
                    canvas->drawRect({0, y, 810, y+1}, paint);
                }
 
                paint.setColor(0xFFCCCCCC);
                paint.setStyle(SkPaint::kStroke_Style);
                canvas->drawRect(blob->bounds().makeOffset(x, y), paint);
 
                paint.setStyle(SkPaint::kFill_Style);
                paint.setColor(SK_ColorBLACK);
                canvas->drawTextBlob(blob, x, y, paint);
 
                y += SkScalarRoundToInt(spacing * 1.25f + 2);
            }
        };
 
        waterfall(ToolUtils::DefaultTypeface(), true);
        canvas->translate(400, 0);
        waterfall(fTF, false);
    }

onOnceBeforeDraw()

void UserFontGM::onOnceBeforeDraw ( )

inlineoverridevirtual

Reimplemented from skiagm::GM.

Definition at line 95 of file userfont.cpp.

                                     {
        fTF = make_tf();
        // test serialization
        fTF = round_trip(fTF);
    }

runAsBench()

bool UserFontGM::runAsBench ( ) const

inlineoverridevirtual

Reimplemented from skiagm::GM.

Definition at line 109 of file userfont.cpp.

{ return true; }

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

• third_party/skia/gm/userfont.cpp