1 /* 2 * Copyright 2012 The Android Open Source Project 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 9 #ifndef SkMagnifierImageFilter_DEFINED 10 #define SkMagnifierImageFilter_DEFINED 11 12 #include "SkRect.h" 13 #include "SkImageFilter.h" 14 15 class SK_API SkMagnifierImageFilter : public SkImageFilter { 16 public: 17 static SkImageFilter* Create(const SkRect& src, SkScalar inset, SkImageFilter* input = NULL); 18 19 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkMagnifierImageFilter) 20 21 protected: 22 SkMagnifierImageFilter(const SkRect& srcRect, SkScalar inset, SkImageFilter* input); 23 #ifdef SK_SUPPORT_LEGACY_DEEPFLATTENING 24 explicit SkMagnifierImageFilter(SkReadBuffer& buffer); 25 #endif 26 virtual void flatten(SkWriteBuffer&) const SK_OVERRIDE; 27 28 virtual bool onFilterImage(Proxy*, const SkBitmap& src, const Context&, 29 SkBitmap* result, SkIPoint* offset) const SK_OVERRIDE; 30 #if SK_SUPPORT_GPU 31 virtual bool asFragmentProcessor(GrFragmentProcessor**, GrTexture*, const SkMatrix&, 32 const SkIRect& bounds) const SK_OVERRIDE; 33 #endif 34 35 private: 36 SkRect fSrcRect; 37 SkScalar fInset; 38 typedef SkImageFilter INHERITED; 39 }; 40 41 #endif 42
