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      1 /*
      2  * Copyright (C) 2013 Google 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 are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #ifndef AnimatableSVGPaint_h
     32 #define AnimatableSVGPaint_h
     33 
     34 #include "core/animation/animatable/AnimatableColor.h"
     35 #include "core/animation/animatable/AnimatableValue.h"
     36 #include "core/rendering/style/SVGRenderStyleDefs.h"
     37 
     38 namespace blink {
     39 
     40 class AnimatableSVGPaint FINAL : public AnimatableValue {
     41 public:
     42     virtual ~AnimatableSVGPaint() { }
     43     static PassRefPtrWillBeRawPtr<AnimatableSVGPaint> create(
     44         SVGPaintType type, SVGPaintType visitedLinkType,
     45         const Color& color, const Color& visitedLinkColor,
     46         const String& uri, const String& visitedLinkURI)
     47     {
     48         return create(type, visitedLinkType, AnimatableColor::create(color, visitedLinkColor), uri, visitedLinkURI);
     49     }
     50     static PassRefPtrWillBeRawPtr<AnimatableSVGPaint> create(
     51         SVGPaintType type, SVGPaintType visitedLinkType,
     52         PassRefPtrWillBeRawPtr<AnimatableColor> color,
     53         const String& uri, const String& visitedLinkURI)
     54     {
     55         return adoptRefWillBeNoop(new AnimatableSVGPaint(type, visitedLinkType, color, uri, visitedLinkURI));
     56     }
     57     SVGPaintType paintType() const { return m_type; };
     58     SVGPaintType visitedLinkPaintType() const { return m_visitedLinkType; };
     59     Color color() const { return m_color->color(); };
     60     Color visitedLinkColor() const { return m_color->visitedLinkColor(); };
     61     const String& uri() const { return m_uri; };
     62     const String& visitedLinkURI() const { return m_visitedLinkURI; };
     63 
     64     virtual void trace(Visitor* visitor) OVERRIDE
     65     {
     66         visitor->trace(m_color);
     67         AnimatableValue::trace(visitor);
     68     }
     69 
     70 protected:
     71     virtual PassRefPtrWillBeRawPtr<AnimatableValue> interpolateTo(const AnimatableValue*, double fraction) const OVERRIDE;
     72     virtual bool usesDefaultInterpolationWith(const AnimatableValue*) const OVERRIDE;
     73 
     74 private:
     75     AnimatableSVGPaint(SVGPaintType type, SVGPaintType visitedLinkType, PassRefPtrWillBeRawPtr<AnimatableColor> color, const String& uri, const String& visitedLinkURI)
     76         : m_type(type)
     77         , m_visitedLinkType(visitedLinkType)
     78         , m_color(color)
     79         , m_uri(uri)
     80         , m_visitedLinkURI(visitedLinkURI)
     81     {
     82     }
     83     virtual AnimatableType type() const OVERRIDE { return TypeSVGPaint; }
     84     virtual bool equalTo(const AnimatableValue*) const OVERRIDE;
     85 
     86     SVGPaintType m_type;
     87     SVGPaintType m_visitedLinkType;
     88     // AnimatableColor includes a visited link color.
     89     RefPtrWillBeMember<AnimatableColor> m_color;
     90     String m_uri;
     91     String m_visitedLinkURI;
     92 };
     93 
     94 DEFINE_ANIMATABLE_VALUE_TYPE_CASTS(AnimatableSVGPaint, isSVGPaint());
     95 
     96 } // namespace blink
     97 
     98 #endif // AnimatableSVGPaint_h
     99