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1 |
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2 /* |
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3 * Copyright 2006 The Android Open Source Project |
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4 * |
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5 * Use of this source code is governed by a BSD-style license that can be |
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6 * found in the LICENSE file. |
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7 */ |
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8 |
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9 |
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10 #ifndef SkUnitMapper_DEFINED |
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11 #define SkUnitMapper_DEFINED |
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12 |
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13 #include "SkRefCnt.h" |
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14 #include "SkScalar.h" |
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15 |
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16 #include "SkFlattenable.h" |
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17 |
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18 class SkUnitMapper : public SkFlattenable { |
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19 public: |
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20 SK_DECLARE_INST_COUNT(SkUnitMapper) |
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21 |
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22 SkUnitMapper() {} |
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23 |
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24 /** Given a value in [0..0xFFFF], return a value in the same range. |
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25 */ |
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26 virtual uint16_t mapUnit16(uint16_t x) = 0; |
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27 |
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28 SK_DEFINE_FLATTENABLE_TYPE(SkUnitMapper) |
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29 |
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30 protected: |
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31 SkUnitMapper(SkReadBuffer& rb) : SkFlattenable(rb) {} |
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32 |
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33 private: |
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34 typedef SkFlattenable INHERITED; |
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35 }; |
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36 |
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37 #endif |