skiagm::PathOpsInverseGM Class Reference

Inheritance diagram for skiagm::PathOpsInverseGM:

Public Member Functions
	PathOpsInverseGM ()
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
void	onOnceBeforeDraw () override
SkColor	blend (SkColor one, SkColor two)
void	makePaint (SkPaint *paint, 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 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 23 of file pathopsinverse.cpp.

Constructor & Destructor Documentation

PathOpsInverseGM()

skiagm::PathOpsInverseGM::PathOpsInverseGM ( )

inline

Definition at line 25 of file pathopsinverse.cpp.

                       {
    }

Member Function Documentation

blend()

SkColor skiagm::PathOpsInverseGM::blend ( SkColor  one, SkColor  two  )

inlineprotected

Definition at line 44 of file pathopsinverse.cpp.

                                            {
        SkBitmap temp;
        temp.allocN32Pixels(1, 1);
        SkCanvas canvas(temp);
        canvas.drawColor(one);
        canvas.drawColor(two);
        void* pixels = temp.getPixels();
        return *(SkColor*) pixels;
    }

getISize()

SkISize skiagm::PathOpsInverseGM::getISize ( )

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 62 of file pathopsinverse.cpp.

{ return SkISize::Make(1200, 900); }

getName()

SkString skiagm::PathOpsInverseGM::getName ( ) const

inlineoverrideprotectedvirtual

Implements skiagm::GM.

Definition at line 60 of file pathopsinverse.cpp.

{ return SkString("pathopsinverse"); }

makePaint()

void skiagm::PathOpsInverseGM::makePaint ( SkPaint *  paint, SkColor  color  )

inlineprotected

Definition at line 54 of file pathopsinverse.cpp.

                                                  {
        paint->setAntiAlias(true);
        paint->setStyle(SkPaint::kFill_Style);
        paint->setColor(color);
    }

onDraw()

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

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 64 of file pathopsinverse.cpp.

                                           {
        SkPath one, two;
        int yPos = 0;
        for (int oneFill = 0; oneFill <= 1; ++oneFill) {
            SkPathFillType oneF = oneFill ? SkPathFillType::kInverseEvenOdd
                    : SkPathFillType::kEvenOdd;
            for (int twoFill = 0; twoFill <= 1; ++twoFill) {
                SkPathFillType twoF = twoFill ? SkPathFillType::kInverseEvenOdd
                        : SkPathFillType::kEvenOdd;
                one.reset();
                one.setFillType(oneF);
                one.addRect(10, 10, 70, 70);
                two.reset();
                two.setFillType(twoF);
                two.addRect(40, 40, 100, 100);
                canvas->save();
                canvas->translate(0, SkIntToScalar(yPos));
                canvas->clipRect(SkRect::MakeWH(110, 110), true);
                canvas->drawPath(one, fOnePaint);
                canvas->drawPath(one, fOutlinePaint);
                canvas->drawPath(two, fTwoPaint);
                canvas->drawPath(two, fOutlinePaint);
                canvas->restore();
                int xPos = 150;
                for (int op = kDifference_SkPathOp; op <= kReverseDifference_SkPathOp; ++op) {
                    SkPath result;
                    Op(one, two, (SkPathOp) op, &result);
                    canvas->save();
                    canvas->translate(SkIntToScalar(xPos), SkIntToScalar(yPos));
                    canvas->clipRect(SkRect::MakeWH(110, 110), true);
                    canvas->drawPath(result, fOpPaint[op]);
                    canvas->drawPath(result, fOutlinePaint);
                    canvas->restore();
                    xPos += 150;
                }
                yPos += 150;
            }
        }
    }

onOnceBeforeDraw()

void skiagm::PathOpsInverseGM::onOnceBeforeDraw ( )

inlineoverrideprotectedvirtual

Reimplemented from skiagm::GM.

Definition at line 29 of file pathopsinverse.cpp.

                                     {
        const unsigned oneColor   = ToolUtils::color_to_565(0xFF8080FF);
        const unsigned twoColor = 0x807F1f1f;
        SkColor blendColor = blend(oneColor, twoColor);
        makePaint(&fOnePaint, oneColor);
        makePaint(&fTwoPaint, twoColor);
        makePaint(&fOpPaint[kDifference_SkPathOp], oneColor);
        makePaint(&fOpPaint[kIntersect_SkPathOp], blendColor);
        makePaint(&fOpPaint[kUnion_SkPathOp], ToolUtils::color_to_565(0xFFc0FFc0));
        makePaint(&fOpPaint[kReverseDifference_SkPathOp], twoColor);
        makePaint(&fOpPaint[kXOR_SkPathOp], ToolUtils::color_to_565(0xFFa0FFe0));
        makePaint(&fOutlinePaint, 0xFF000000);
        fOutlinePaint.setStyle(SkPaint::kStroke_Style);
    }

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

• third_party/skia/gm/pathopsinverse.cpp