LcdTextSizeGM Class Reference

Inheritance diagram for LcdTextSizeGM:

Private Member Functions
SkString	getName () const override
SkISize	getISize () override
void	onDraw (SkCanvas *canvas) override

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
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
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 bool	onAnimate (double)
virtual bool	onGetControls (SkMetaData *)
virtual void	onSetControls (const SkMetaData &)
GraphiteTestContext *	graphiteTestContext () const

Detailed Description

Definition at line 66 of file lcdtext.cpp.

Member Function Documentation

getISize()

SkISize LcdTextSizeGM::getISize ( )

inlineoverrideprivatevirtual

Implements skiagm::GM.

Definition at line 75 of file lcdtext.cpp.

{ return {320, 120}; }

getName()

SkString LcdTextSizeGM::getName ( ) const

inlineoverrideprivatevirtual

Implements skiagm::GM.

Definition at line 73 of file lcdtext.cpp.

{ return SkString("lcdtextsize"); }

onDraw()

void LcdTextSizeGM::onDraw ( SkCanvas *  canvas )

inlineoverrideprivatevirtual

Reimplemented from skiagm::GM.

Definition at line 77 of file lcdtext.cpp.

                                           {
        const char* lcd_text = "LCD";
        const char* gray_text = "GRAY";
 
        constexpr static float kLCDTextSizeLimit = 48;
 
        const struct {
            SkPoint     fLoc;
            SkScalar    fTextSize;
            SkScalar    fScale;
            const char* fText;
        } rec[] = {
            { {  10,  50 }, kLCDTextSizeLimit - 1,     1,  lcd_text },
            { { 160,  50 }, kLCDTextSizeLimit + 1,     1,  gray_text },
            { {  10, 100 }, kLCDTextSizeLimit / 2, 1.99f,  lcd_text },
            { { 160, 100 }, kLCDTextSizeLimit / 2, 2.01f,  gray_text },
        };
 
        for (size_t i = 0; i < std::size(rec); ++i) {
            const SkPoint loc = rec[i].fLoc;
            SkAutoCanvasRestore acr(canvas, true);
 
            SkFont font(ToolUtils::DefaultPortableTypeface(), rec[i].fTextSize);
            font.setEdging(SkFont::Edging::kSubpixelAntiAlias);
 
            ScaleAbout(canvas, rec[i].fScale, rec[i].fScale, loc.x(), loc.y());
            canvas->drawString(rec[i].fText, loc.x(), loc.y(), font, SkPaint());
        }
    }

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

• third_party/skia/gm/lcdtext.cpp