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 COMPUTER, INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include "config.h" 27#include "core/css/CSSFilterValue.h" 28 29#include "wtf/text/StringBuilder.h" 30 31namespace blink { 32 33CSSFilterValue::CSSFilterValue(FilterOperationType operationType) 34 : CSSValueList(CSSFilterClass, CommaSeparator) 35 , m_type(operationType) 36{ 37} 38 39String CSSFilterValue::customCSSText() const 40{ 41 StringBuilder result; 42 switch (m_type) { 43 case ReferenceFilterOperation: 44 result.appendLiteral("url("); 45 break; 46 case GrayscaleFilterOperation: 47 result.appendLiteral("grayscale("); 48 break; 49 case SepiaFilterOperation: 50 result.appendLiteral("sepia("); 51 break; 52 case SaturateFilterOperation: 53 result.appendLiteral("saturate("); 54 break; 55 case HueRotateFilterOperation: 56 result.appendLiteral("hue-rotate("); 57 break; 58 case InvertFilterOperation: 59 result.appendLiteral("invert("); 60 break; 61 case OpacityFilterOperation: 62 result.appendLiteral("opacity("); 63 break; 64 case BrightnessFilterOperation: 65 result.appendLiteral("brightness("); 66 break; 67 case ContrastFilterOperation: 68 result.appendLiteral("contrast("); 69 break; 70 case BlurFilterOperation: 71 result.appendLiteral("blur("); 72 break; 73 case DropShadowFilterOperation: 74 result.appendLiteral("drop-shadow("); 75 break; 76 default: 77 break; 78 } 79 80 result.append(CSSValueList::customCSSText()); 81 result.append(')'); 82 return result.toString(); 83} 84 85CSSFilterValue::CSSFilterValue(const CSSFilterValue& cloneFrom) 86 : CSSValueList(cloneFrom) 87 , m_type(cloneFrom.m_type) 88{ 89} 90 91PassRefPtrWillBeRawPtr<CSSFilterValue> CSSFilterValue::cloneForCSSOM() const 92{ 93 return adoptRefWillBeNoop(new CSSFilterValue(*this)); 94} 95 96bool CSSFilterValue::equals(const CSSFilterValue& other) const 97{ 98 return m_type == other.m_type && CSSValueList::equals(other); 99} 100 101} 102 103