| /* include/graphics/SkDashPathEffect.h |
| ** |
| ** Copyright 2006, Google Inc. |
| ** |
| ** Licensed under the Apache License, Version 2.0 (the "License"); |
| ** you may not use this file except in compliance with the License. |
| ** You may obtain a copy of the License at |
| ** |
| ** http://www.apache.org/licenses/LICENSE-2.0 |
| ** |
| ** Unless required by applicable law or agreed to in writing, software |
| ** distributed under the License is distributed on an "AS IS" BASIS, |
| ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| ** See the License for the specific language governing permissions and |
| ** limitations under the License. |
| */ |
| |
| #ifndef SkDashPathEffect_DEFINED |
| #define SkDashPathEffect_DEFINED |
| |
| #include "SkPathEffect.h" |
| |
| /** \class SkDashPathEffect |
| |
| SkDashPathEffect is a subclass of SkPathEffect that implements dashing |
| */ |
| class SkDashPathEffect : public SkPathEffect { |
| public: |
| /** The intervals array must contain an even number of entries (>=2), with the even |
| indices specifying the "on" intervals, and the odd indices specifying the "off" |
| intervals. phase is an offset into the intervals array (mod the sum of all of the |
| intervals). |
| Note: only affects framed paths |
| */ |
| SkDashPathEffect(const SkScalar intervals[], int count, SkScalar phase, bool scaleToFit = false); |
| virtual ~SkDashPathEffect(); |
| |
| // overrides for SkPathEffect |
| // This method is not exported to java. |
| virtual bool filterPath(SkPath* dst, const SkPath& src, SkScalar* width); |
| |
| // overrides for SkFlattenable |
| // This method is not exported to java. |
| virtual Factory getFactory(); |
| // This method is not exported to java. |
| virtual void flatten(SkWBuffer&); |
| |
| protected: |
| SkDashPathEffect(SkRBuffer&); |
| |
| private: |
| SkScalar* fIntervals; |
| int32_t fCount; |
| // computed from phase |
| SkScalar fInitialDashLength; |
| int32_t fInitialDashIndex; |
| SkScalar fIntervalLength; |
| bool fScaleToFit; |
| |
| static SkFlattenable* CreateProc(SkRBuffer&); |
| |
| typedef SkPathEffect INHERITED; |
| }; |
| |
| #endif |
| |