PathClipSlide Class Reference

Inheritance diagram for PathClipSlide:

Public Member Functions
	PathClipSlide ()
void	draw (SkCanvas *canvas) override
Public Member Functions inherited from ClickHandlerSlide
bool	onMouse (SkScalar x, SkScalar y, skui::InputState clickState, skui::ModifierKey modifierKeys) final
Public Member Functions inherited from Slide
virtual SkISize	getDimensions () const
virtual void	gpuTeardown ()
virtual void	draw (SkCanvas *canvas)=0
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

Public Attributes
SkRect	fOval
SkPoint	fCenter

Protected Member Functions
Click *	onFindClickHandler (SkScalar x, SkScalar y, skui::ModifierKey) override
bool	onClick (ClickHandlerSlide::Click *) override
virtual Click *	onFindClickHandler (SkScalar x, SkScalar y, skui::ModifierKey modi)=0
virtual bool	onClick (Click *)=0

Additional Inherited Members
Protected Attributes inherited from Slide
SkString	fName

Detailed Description

Definition at line 24 of file PathClipSlide.cpp.

Constructor & Destructor Documentation

PathClipSlide()

PathClipSlide::PathClipSlide ( )

inline

Definition at line 29 of file PathClipSlide.cpp.

                    : fOval(SkRect::MakeWH(200, 50)), fCenter(SkPoint::Make(250, 250)) {
        fName = "PathClip";
    }

Member Function Documentation

draw()

void PathClipSlide::draw ( SkCanvas *  canvas )

inlineoverridevirtual

Implements Slide.

Definition at line 33 of file PathClipSlide.cpp.

                                         {
        const SkRect oval = fOval.makeOffset(fCenter.fX - fOval.centerX(),
                                             fCenter.fY - fOval.centerY());
 
        SkPaint p;
        p.setAntiAlias(true);
 
        p.setStyle(SkPaint::kStroke_Style);
        canvas->drawOval(oval, p);
 
        const SkRect r = SkRect::MakeLTRB(200, 200, 300, 300);
        canvas->clipRect(r);
 
        p.setStyle(SkPaint::kFill_Style);
        p.setColor(SK_ColorRED);
        canvas->drawRect(r, p);
 
        p.setColor(0x800000FF);
        canvas->drawOval(oval, p);
    }

onClick()

bool PathClipSlide::onClick ( ClickHandlerSlide::Click *  )

inlineoverrideprotectedvirtual

Override to track clicks. Return true as long as you want to track the pen/mouse.

Implements ClickHandlerSlide.

Definition at line 62 of file PathClipSlide.cpp.

{ return false; }

onFindClickHandler()

Click * PathClipSlide::onFindClickHandler ( SkScalar  x, SkScalar  y, skui::ModifierKey  modi  )

inlineoverrideprotectedvirtual

Return a Click object to handle the click. onClick will be called repeatedly with the latest mouse state tracked on the Click object until it returns false.

Implements ClickHandlerSlide.

Definition at line 55 of file PathClipSlide.cpp.

                                                                                {
        return new Click([&](Click* c) {
            fCenter = c->fCurr;
            return false;
        });
    }

Member Data Documentation

fCenter

SkPoint PathClipSlide::fCenter

Definition at line 27 of file PathClipSlide.cpp.

fOval

SkRect PathClipSlide::fOval

Definition at line 26 of file PathClipSlide.cpp.

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

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