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      1 /*
      2  * Copyright (C) 2014 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 SVGString_h
     32 #define SVGString_h
     33 
     34 #include "core/svg/properties/SVGProperty.h"
     35 
     36 namespace blink {
     37 
     38 class ExceptionState;
     39 
     40 class SVGString : public SVGPropertyBase {
     41 public:
     42     // SVGString does not have a tear-off type.
     43     typedef void TearOffType;
     44     typedef String PrimitiveType;
     45 
     46     static PassRefPtr<SVGString> create()
     47     {
     48         return adoptRef(new SVGString());
     49     }
     50 
     51     static PassRefPtr<SVGString> create(const String& value)
     52     {
     53         return adoptRef(new SVGString(value));
     54     }
     55 
     56     PassRefPtr<SVGString> clone() const { return create(m_value); }
     57     virtual PassRefPtr<SVGPropertyBase> cloneForAnimation(const String& value) const OVERRIDE
     58     {
     59         return create(value);
     60     }
     61 
     62     virtual String valueAsString() const OVERRIDE { return m_value; }
     63     void setValueAsString(const String& value, ExceptionState&) { m_value = value; }
     64 
     65     virtual void add(PassRefPtrWillBeRawPtr<SVGPropertyBase>, SVGElement*) OVERRIDE;
     66     virtual void calculateAnimatedValue(SVGAnimationElement*, float percentage, unsigned repeatCount, PassRefPtr<SVGPropertyBase> from, PassRefPtr<SVGPropertyBase> to, PassRefPtr<SVGPropertyBase> toAtEndOfDurationValue, SVGElement*) OVERRIDE;
     67     virtual float calculateDistance(PassRefPtr<SVGPropertyBase> to, SVGElement*) OVERRIDE;
     68 
     69     const String& value() const { return m_value; }
     70     void setValue(const String& value) { m_value = value; }
     71 
     72     static AnimatedPropertyType classType() { return AnimatedString; }
     73 
     74 private:
     75     SVGString()
     76         : SVGPropertyBase(classType())
     77     {
     78     }
     79 
     80     explicit SVGString(const String& value)
     81         : SVGPropertyBase(classType())
     82         , m_value(value)
     83     {
     84     }
     85 
     86     String m_value;
     87 };
     88 
     89 inline PassRefPtr<SVGString> toSVGString(PassRefPtr<SVGPropertyBase> passBase)
     90 {
     91     RefPtr<SVGPropertyBase> base = passBase;
     92     ASSERT(base->type() == SVGString::classType());
     93     return static_pointer_cast<SVGString>(base.release());
     94 }
     95 
     96 } // namespace blink
     97 
     98 #endif // SVGString_h
     99