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 #ifndef SkOffsetImageFilter_DEFINED 9 #define SkOffsetImageFilter_DEFINED 10 11 #include "SkSingleInputImageFilter.h" 12 #include "SkPoint.h" 13 14 class SK_API SkOffsetImageFilter : public SkSingleInputImageFilter { 15 public: 16 SkOffsetImageFilter(SkScalar dx, SkScalar dy, SkImageFilter* input = NULL); 17 SK_DECLARE_PUBLIC_FLATTENABLE_DESERIALIZATION_PROCS(SkOffsetImageFilter) 18 19 protected: 20 SkOffsetImageFilter(SkFlattenableReadBuffer& buffer); 21 virtual void flatten(SkFlattenableWriteBuffer&) const SK_OVERRIDE; 22 23 virtual bool onFilterImage(Proxy*, const SkBitmap& src, const SkMatrix&, 24 SkBitmap* result, SkIPoint* loc) SK_OVERRIDE; 25 virtual bool onFilterBounds(const SkIRect&, const SkMatrix&, SkIRect*) SK_OVERRIDE; 26 27 private: 28 SkVector fOffset; 29 30 typedef SkSingleInputImageFilter INHERITED; 31 }; 32 33 #endif 34