skiagm::SimpleClipGM Class Reference

Inheritance diagram for skiagm::SimpleClipGM:

Public Types
enum	SkGeomTypes { kRect_GeomType , kPath_GeomType , kAAClip_GeomType }
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
	SimpleClipGM (SkGeomTypes geomType)
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
void	onOnceBeforeDraw () override
void	buildRgn (SkAAClip *clip, SkClipOp op)
void	drawOrig (SkCanvas *canvas)
void	drawRgnOped (SkCanvas *canvas, SkClipOp op, SkColor color)
void	drawPathsOped (SkCanvas *canvas, SkClipOp op, SkColor color)
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 void	onDraw (SkCanvas *)
virtual bool	onAnimate (double)
virtual bool	onGetControls (SkMetaData *)
virtual void	onSetControls (const SkMetaData &)
GraphiteTestContext *	graphiteTestContext () const

Additional Inherited Members
Static Public Attributes inherited from skiagm::GM
static constexpr char	kErrorMsg_DrawSkippedGpuOnly []

Detailed Description

Definition at line 58 of file simpleaaclip.cpp.

Member Enumeration Documentation

SkGeomTypes

enum skiagm::SimpleClipGM::SkGeomTypes

Enumerator
kRect_GeomType
kPath_GeomType
kAAClip_GeomType

Definition at line 60 of file simpleaaclip.cpp.

                     {
        kRect_GeomType,
        kPath_GeomType,
        kAAClip_GeomType
    };

Constructor & Destructor Documentation

SimpleClipGM()

skiagm::SimpleClipGM::SimpleClipGM ( SkGeomTypes  geomType )

inline

Definition at line 66 of file simpleaaclip.cpp.

    : fGeomType(geomType) {
    }

Member Function Documentation

buildRgn()

void skiagm::SimpleClipGM::buildRgn ( SkAAClip *  clip, SkClipOp  op  )

inlineprotected

Definition at line 86 of file simpleaaclip.cpp.

                                               {
        clip->setPath(fBasePath, fBasePath.getBounds().roundOut(), true);
 
        SkAAClip clip2;
        clip2.setPath(fRectPath, fRectPath.getBounds().roundOut(), true);
        clip->op(clip2, op);
    }

drawOrig()

void skiagm::SimpleClipGM::drawOrig ( SkCanvas *  canvas )

inlineprotected

Definition at line 94 of file simpleaaclip.cpp.

                                    {
        SkPaint     paint;
 
        paint.setStyle(SkPaint::kStroke_Style);
        paint.setColor(SK_ColorBLACK);
 
        canvas->drawRect(fBase, paint);
        canvas->drawRect(fRect, paint);
    }

drawPathsOped()

void skiagm::SimpleClipGM::drawPathsOped ( SkCanvas *  canvas, SkClipOp  op, SkColor  color  )

inlineprotected

Definition at line 116 of file simpleaaclip.cpp.

                                                                     {
 
        this->drawOrig(canvas);
 
        canvas->save();
 
        // create the clip mask with the supplied boolean op
        if (kPath_GeomType == fGeomType) {
            // path-based case
            canvas->clipPath(fBasePath, true);
            canvas->clipPath(fRectPath, op, true);
        } else {
            // rect-based case
            canvas->clipRect(fBase, true);
            canvas->clipRect(fRect, op, true);
        }
 
        // draw a rect that will entirely cover the clip mask area
        SkPaint paint;
        paint.setColor(color);
 
        SkRect r = SkRect::MakeLTRB(SkIntToScalar(90),  SkIntToScalar(90),
                                    SkIntToScalar(180), SkIntToScalar(180));
 
        canvas->drawRect(r, paint);
 
        canvas->restore();
    }

drawRgnOped()

void skiagm::SimpleClipGM::drawRgnOped ( SkCanvas *  canvas, SkClipOp  op, SkColor  color  )

inlineprotected

Definition at line 104 of file simpleaaclip.cpp.

                                                                   {
 
        SkAAClip clip;
 
        this->buildRgn(&clip, op);
        this->drawOrig(canvas);
 
        SkPaint paint;
        paint.setColor(color);
        paint_rgn(canvas, clip, paint);
    }

getISize()

SkISize skiagm::SimpleClipGM::getISize ( )

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 154 of file simpleaaclip.cpp.

{ return SkISize::Make(500, 240); }

getName()

SkString skiagm::SimpleClipGM::getName ( ) const

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 145 of file simpleaaclip.cpp.

                                      {
        SkString str;
        str.printf("simpleaaclip_%s",
                    kRect_GeomType == fGeomType ? "rect" :
                    (kPath_GeomType == fGeomType ? "path" :
                    "aaclip"));
        return str;
    }

onDraw()

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

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 156 of file simpleaaclip.cpp.

                                           {
 
        const struct {
            SkColor         fColor;
            const char*     fName;
            SkClipOp        fOp;
        } gOps[] = {
                {SK_ColorBLACK, "Difference", SkClipOp::kDifference},
                {SK_ColorRED, "Intersect", SkClipOp::kIntersect},
        };
 
        SkPaint textPaint;
        SkFont  font(ToolUtils::DefaultPortableTypeface(), 24);
        int xOff = 0;
 
        for (size_t op = 0; op < std::size(gOps); op++) {
            canvas->drawString(gOps[op].fName, 75.0f, 50.0f, font, textPaint);
 
            if (kAAClip_GeomType == fGeomType) {
                this->drawRgnOped(canvas, gOps[op].fOp, gOps[op].fColor);
            } else {
                this->drawPathsOped(canvas, gOps[op].fOp, gOps[op].fColor);
            }
 
            if (xOff >= 400) {
                canvas->translate(SkIntToScalar(-400), SkIntToScalar(250));
                xOff = 0;
            } else {
                canvas->translate(SkIntToScalar(200), 0);
                xOff += 200;
            }
        }
    }

onOnceBeforeDraw()

void skiagm::SimpleClipGM::onOnceBeforeDraw ( )

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 71 of file simpleaaclip.cpp.

                                     {
        // offset the rects a bit so we get anti-aliasing in the rect case
        fBase.setLTRB(100.65f,
                      100.65f,
                      150.65f,
                      150.65f);
        fRect = fBase;
        fRect.inset(5, 5);
        fRect.offset(25, 25);
 
        fBasePath.addRoundRect(fBase, SkIntToScalar(5), SkIntToScalar(5));
        fRectPath.addRoundRect(fRect, SkIntToScalar(5), SkIntToScalar(5));
        INHERITED::setBGColor(0xFFDDDDDD);
    }

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

• third_party/skia/gm/simpleaaclip.cpp