ClipSlide Class Reference

Inheritance diagram for ClipSlide:

Public Member Functions
	ClipSlide ()
void	draw (SkCanvas *canvas) override
Public Member Functions inherited from Slide
virtual SkISize	getDimensions () const
virtual void	gpuTeardown ()
virtual bool	animate (double nanos)
virtual void	load (SkScalar winWidth, SkScalar winHeight)
virtual void	resize (SkScalar winWidth, SkScalar winHeight)
virtual void	unload ()
virtual bool	onChar (SkUnichar c)
virtual bool	onMouse (SkScalar x, SkScalar y, skui::InputState state, skui::ModifierKey modifiers)
virtual bool	onGetControls (SkMetaData *)
virtual void	onSetControls (const SkMetaData &)
const SkString &	getName ()
Public Member Functions inherited from SkRefCntBase
	SkRefCntBase ()
virtual	~SkRefCntBase ()
bool	unique () const
void	ref () const
void	unref () const

Additional Inherited Members
Protected Attributes inherited from Slide
SkString	fName

Detailed Description

Definition at line 105 of file ClipSlide.cpp.

Constructor & Destructor Documentation

ClipSlide()

ClipSlide::ClipSlide ( )

inline

Definition at line 107 of file ClipSlide.cpp.

{ fName = "Clip"; }

Member Function Documentation

draw()

void ClipSlide::draw ( SkCanvas *  canvas )

inlineoverridevirtual

Implements Slide.

Definition at line 109 of file ClipSlide.cpp.

                                         {
        canvas->drawColor(SK_ColorWHITE);
        canvas->translate(SkIntToScalar(20), SkIntToScalar(20));
 
        static const CanvasProc gProc[] = {
            show_text, show_thick, show_hair, show_fill
        };
 
        SkRect r = { 0, 0, SkIntToScalar(W), SkIntToScalar(H) };
        r.inset(SK_Scalar1 / 4, SK_Scalar1 / 4);
        SkPath clipPath = SkPathBuilder().addRRect(SkRRect::MakeRectXY(r, 20, 20)).detach();
 
//        clipPath.toggleInverseFillType();
 
        for (int aa = 0; aa <= 1; ++aa) {
            canvas->save();
            for (size_t i = 0; i < std::size(gProc); ++i) {
                canvas->save();
                canvas->clipPath(clipPath, SkClipOp::kIntersect, SkToBool(aa));
//                canvas->drawColor(SK_ColorWHITE);
                gProc[i](canvas, SkToBool(aa));
                canvas->restore();
                canvas->translate(W * SK_Scalar1 * 8 / 7, 0);
            }
            canvas->restore();
            canvas->translate(0, H * SK_Scalar1 * 8 / 7);
        }
    }

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

• third_party/skia/tools/viewer/ClipSlide.cpp