1 2/* 3 * Copyright 2006 The Android Open Source Project 4 * 5 * Use of this source code is governed by a BSD-style license that can be 6 * found in the LICENSE file. 7 */ 8 9 10#ifndef SkUnitMapper_DEFINED 11#define SkUnitMapper_DEFINED 12 13#include "SkRefCnt.h" 14#include "SkScalar.h" 15 16#include "SkFlattenable.h" 17 18class SkUnitMapper : public SkFlattenable { 19public: 20 SkUnitMapper() {} 21 22 /** Given a value in [0..0xFFFF], return a value in the same range. 23 */ 24 virtual uint16_t mapUnit16(uint16_t x) = 0; 25 26protected: 27 SkUnitMapper(SkFlattenableReadBuffer& rb) : SkFlattenable(rb) {} 28}; 29 30#endif 31 32