1 /* 2 * Copyright (C) 2011 Apple Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 23 * THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #ifndef CSSPrimitiveValueCache_h 27 #define CSSPrimitiveValueCache_h 28 29 #include "CSSPrimitiveValue.h" 30 #include "CSSValueKeywords.h" 31 #include <wtf/HashMap.h> 32 #include <wtf/RefPtr.h> 33 34 namespace WebCore { 35 36 class CSSPrimitiveValue; 37 38 class CSSPrimitiveValueCache : public RefCounted<CSSPrimitiveValueCache> { 39 public: create()40 static PassRefPtr<CSSPrimitiveValueCache> create() { return adoptRef(new CSSPrimitiveValueCache); } 41 ~CSSPrimitiveValueCache(); 42 43 PassRefPtr<CSSPrimitiveValue> createIdentifierValue(int identifier); 44 PassRefPtr<CSSPrimitiveValue> createColorValue(unsigned rgbValue); 45 PassRefPtr<CSSPrimitiveValue> createValue(double value, CSSPrimitiveValue::UnitTypes); createValue(String value,CSSPrimitiveValue::UnitTypes type)46 PassRefPtr<CSSPrimitiveValue> createValue(String value, CSSPrimitiveValue::UnitTypes type) { return CSSPrimitiveValue::create(value, type); } createValue(T value)47 template<typename T> static PassRefPtr<CSSPrimitiveValue> createValue(T value) { return CSSPrimitiveValue::create(value); } 48 49 private: 50 CSSPrimitiveValueCache(); 51 52 typedef HashMap<int, RefPtr<CSSPrimitiveValue> > IdentifierValueCache; 53 IdentifierValueCache m_identifierValueCache; 54 55 typedef HashMap<unsigned, RefPtr<CSSPrimitiveValue> > ColorValueCache; 56 ColorValueCache m_colorValueCache; 57 RefPtr<CSSPrimitiveValue> m_colorTransparent; 58 RefPtr<CSSPrimitiveValue> m_colorWhite; 59 RefPtr<CSSPrimitiveValue> m_colorBlack; 60 61 typedef HashMap<int, RefPtr<CSSPrimitiveValue> > IntegerValueCache; 62 RefPtr<CSSPrimitiveValue> m_pixelZero; 63 RefPtr<CSSPrimitiveValue> m_percentZero; 64 RefPtr<CSSPrimitiveValue> m_numberZero; 65 IntegerValueCache m_pixelValueCache; 66 IntegerValueCache m_percentValueCache; 67 IntegerValueCache m_numberValueCache; 68 }; 69 70 } 71 72 #endif 73