1 /* 2 * Copyright 2013 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #include "SkColor.h" 9 #include "SkImageFilter.h" 10 #include "SkScalar.h" 11 12 class SK_API SkDropShadowImageFilter : public SkImageFilter { 13 public: 14 SkDropShadowImageFilter(SkScalar dx, SkScalar dy, SkScalar sigma, SkColor, SkImageFilter* input = NULL); 15 SkDropShadowImageFilter(SkScalar dx, SkScalar dy, SkScalar sigmaX, SkScalar sigmaY, SkColor, SkImageFilter* input = NULL, const CropRect* cropRect = NULL); 16 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkDropShadowImageFilter) 17 18 protected: 19 explicit SkDropShadowImageFilter(SkFlattenableReadBuffer&); 20 virtual void flatten(SkFlattenableWriteBuffer&) const SK_OVERRIDE; 21 virtual bool onFilterImage(Proxy*, const SkBitmap& source, const SkMatrix&, SkBitmap* result, SkIPoint* loc) SK_OVERRIDE; 22 23 private: 24 SkScalar fDx, fDy, fSigmaX, fSigmaY; 25 SkColor fColor; 26 typedef SkImageFilter INHERITED; 27 }; 28