1 /* 2 * Copyright (C) 2012 Adobe Systems Incorporated. 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 * 8 * 1. Redistributions of source code must retain the above 9 * copyright notice, this list of conditions and the following 10 * disclaimer. 11 * 2. Redistributions in binary form must reproduce the above 12 * copyright notice, this list of conditions and the following 13 * disclaimer in the documentation and/or other materials 14 * provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER “AS IS” AND ANY 17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 21 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 22 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 23 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 25 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 26 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 #ifndef CustomFilterParameter_h 31 #define CustomFilterParameter_h 32 33 #include "platform/PlatformExport.h" 34 #include "wtf/PassRefPtr.h" 35 #include "wtf/RefCounted.h" 36 #include "wtf/text/WTFString.h" 37 38 namespace WebCore { 39 40 class PLATFORM_EXPORT CustomFilterParameter : public RefCounted<CustomFilterParameter> { 41 public: 42 // FIXME: Implement other parameters types: 43 // booleans: https://bugs.webkit.org/show_bug.cgi?id=76438 44 // textures: https://bugs.webkit.org/show_bug.cgi?id=71442 45 // 3d-transforms: https://bugs.webkit.org/show_bug.cgi?id=71443 46 // mat2, mat3, mat4: https://bugs.webkit.org/show_bug.cgi?id=71444 47 enum ParameterType { 48 Array, 49 Number, 50 Transform 51 }; 52 ~CustomFilterParameter()53 virtual ~CustomFilterParameter() { } 54 parameterType()55 ParameterType parameterType() const { return m_type; } name()56 const String& name() const { return m_name; } 57 isSameType(const CustomFilterParameter & other)58 bool isSameType(const CustomFilterParameter& other) const { return parameterType() == other.parameterType(); } 59 60 virtual PassRefPtr<CustomFilterParameter> blend(const CustomFilterParameter*, double progress) = 0; 61 virtual bool operator==(const CustomFilterParameter&) const = 0; 62 bool operator!=(const CustomFilterParameter& o) const { return !(*this == o); } 63 protected: CustomFilterParameter(ParameterType type,const String & name)64 CustomFilterParameter(ParameterType type, const String& name) 65 : m_name(name) 66 , m_type(type) 67 { 68 } 69 70 private: 71 String m_name; 72 ParameterType m_type; 73 }; 74 75 } // namespace WebCore 76 77 78 #endif // CustomFilterParameter_h 79