5e1ddb1086
Reason for revert: chrome changes have landed Original issue's description: > Revert of change all factories to return their base-class (patchset #1 id:1 of https://codereview.chromium.org/1535353002/ ) > > Reason for revert: > need to update some chrome/blink call-sites > > Original issue's description: > > change all factories to return their base-class > > > > will watch DEPS roll to see if there are chrome sites needing updates > > > > BUG=skia: > > GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1535353002 > > > > TBR= > > > > Committed: https://skia.googlesource.com/skia/+/d63f60a36327e9580861205ebb35cade8c49bd34 > > TBR= > NOPRESUBMIT=true > NOTREECHECKS=true > NOTRY=true > BUG=skia: > > Committed: https://skia.googlesource.com/skia/+/2d6ba6690f8951e152d8e793191b14afd52f5506 TBR= NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true BUG=skia: Review URL: https://codereview.chromium.org/1533373002
87 lines
2.8 KiB
C++
87 lines
2.8 KiB
C++
/*
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* Copyright 2006 The Android Open Source Project
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#ifndef Sk1DPathEffect_DEFINED
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#define Sk1DPathEffect_DEFINED
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#include "SkPathEffect.h"
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#include "SkPath.h"
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class SkPathMeasure;
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// This class is not exported to java.
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class SK_API Sk1DPathEffect : public SkPathEffect {
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public:
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virtual bool filterPath(SkPath* dst, const SkPath& src,
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SkStrokeRec*, const SkRect*) const override;
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protected:
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/** Called at the start of each contour, returns the initial offset
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into that contour.
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*/
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virtual SkScalar begin(SkScalar contourLength) const = 0;
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/** Called with the current distance along the path, with the current matrix
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for the point/tangent at the specified distance.
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Return the distance to travel for the next call. If return <= 0, then that
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contour is done.
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*/
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virtual SkScalar next(SkPath* dst, SkScalar dist, SkPathMeasure&) const = 0;
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#ifdef SK_BUILD_FOR_ANDROID_FRAMEWORK
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bool exposedInAndroidJavaAPI() const override { return true; }
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#endif
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private:
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typedef SkPathEffect INHERITED;
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};
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class SK_API SkPath1DPathEffect : public Sk1DPathEffect {
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public:
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enum Style {
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kTranslate_Style, // translate the shape to each position
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kRotate_Style, // rotate the shape about its center
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kMorph_Style, // transform each point, and turn lines into curves
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kStyleCount
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};
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/** Dash by replicating the specified path.
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@param path The path to replicate (dash)
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@param advance The space between instances of path
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@param phase distance (mod advance) along path for its initial position
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@param style how to transform path at each point (based on the current
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position and tangent)
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*/
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static SkPathEffect* Create(const SkPath& path, SkScalar advance, SkScalar phase, Style style) {
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return new SkPath1DPathEffect(path, advance, phase, style);
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}
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virtual bool filterPath(SkPath*, const SkPath&,
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SkStrokeRec*, const SkRect*) const override;
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SK_TO_STRING_OVERRIDE()
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SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkPath1DPathEffect)
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protected:
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SkPath1DPathEffect(const SkPath& path, SkScalar advance, SkScalar phase, Style);
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void flatten(SkWriteBuffer&) const override;
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// overrides from Sk1DPathEffect
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SkScalar begin(SkScalar contourLength) const override;
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SkScalar next(SkPath*, SkScalar, SkPathMeasure&) const override;
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private:
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SkPath fPath; // copied from constructor
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SkScalar fAdvance; // copied from constructor
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SkScalar fInitialOffset; // computed from phase
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Style fStyle; // copied from constructor
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typedef Sk1DPathEffect INHERITED;
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};
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#endif
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