/* libs/graphics/effects/SkBlurMask.h
**
** Copyright 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 SkBlurMask_DEFINED
#define SkBlurMask_DEFINED

#include "SkShader.h"

class SkBlurMask {
public:
    enum Style {
        kNormal_Style,  //!< fuzzy inside and outside
        kSolid_Style,   //!< solid inside, fuzzy outside
        kOuter_Style,   //!< nothing inside, fuzzy outside
        kInner_Style,   //!< fuzzy inside, nothing outside

        kStyleCount
    };

    enum Quality {
        kLow_Quality,   //!< box blur
        kHigh_Quality   //!< three pass box blur (similar to gaussian)
    };

    static bool Blur(SkMask* dst, const SkMask& src, SkScalar radius, Style, Quality quality);
};

#endif