| /* |
| * Copyright (C) 2006 The Android Open Source Project |
| * |
| * 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 SkEmbossMaskFilter_DEFINED |
| #define SkEmbossMaskFilter_DEFINED |
| |
| #include "SkMaskFilter.h" |
| |
| /** \class SkEmbossMaskFilter |
| |
| This mask filter creates a 3D emboss look, by specifying a light and blur amount. |
| */ |
| class SkEmbossMaskFilter : public SkMaskFilter { |
| public: |
| struct Light { |
| SkScalar fDirection[3]; // x,y,z |
| uint16_t fPad; |
| uint8_t fAmbient; |
| uint8_t fSpecular; // exponent, 4.4 right now |
| }; |
| |
| SkEmbossMaskFilter(const Light& light, SkScalar blurRadius); |
| |
| // overrides from SkMaskFilter |
| // This method is not exported to java. |
| virtual SkMask::Format getFormat(); |
| // This method is not exported to java. |
| virtual bool filterMask(SkMask* dst, const SkMask& src, const SkMatrix&, |
| SkIPoint* margin); |
| |
| // overrides from SkFlattenable |
| |
| // This method is not exported to java. |
| virtual Factory getFactory(); |
| // This method is not exported to java. |
| virtual void flatten(SkFlattenableWriteBuffer&); |
| |
| protected: |
| SkEmbossMaskFilter(SkFlattenableReadBuffer&); |
| |
| private: |
| Light fLight; |
| SkScalar fBlurRadius; |
| |
| static SkFlattenable* CreateProc(SkFlattenableReadBuffer&); |
| |
| typedef SkMaskFilter INHERITED; |
| }; |
| |
| #endif |
| |