third_party/WebKit/Source/core/svg/SVGLengthTearOff.h

   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,
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  24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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  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 SVGLengthTearOff_h
  32 #define SVGLengthTearOff_h
  33
  34 #include "bindings/core/v8/ScriptWrappable.h"
  35 #include "core/svg/SVGLength.h"
  36 #include "core/svg/properties/SVGPropertyTearOff.h"
  37
  38 namespace blink {
  39
  40 class SVGLengthTearOff final : public SVGPropertyTearOff<SVGLength>, public ScriptWrappable {
  41     DEFINE_WRAPPERTYPEINFO();
  42 public:
  43     // Forward declare these enums in the w3c naming scheme, for IDL generation
  44     enum {
  45         SVG_LENGTHTYPE_UNKNOWN = LengthTypeUnknown,
  46         SVG_LENGTHTYPE_NUMBER = LengthTypeNumber,
  47         SVG_LENGTHTYPE_PERCENTAGE = LengthTypePercentage,
  48         SVG_LENGTHTYPE_EMS = LengthTypeEMS,
  49         SVG_LENGTHTYPE_EXS = LengthTypeEXS,
  50         SVG_LENGTHTYPE_PX = LengthTypePX,
  51         SVG_LENGTHTYPE_CM = LengthTypeCM,
  52         SVG_LENGTHTYPE_MM = LengthTypeMM,
  53         SVG_LENGTHTYPE_IN = LengthTypeIN,
  54         SVG_LENGTHTYPE_PT = LengthTypePT,
  55         SVG_LENGTHTYPE_PC = LengthTypePC
  56     };
  57
  58     static PassRefPtrWillBeRawPtr<SVGLengthTearOff> create(PassRefPtrWillBeRawPtr<SVGLength> target, SVGElement* contextElement, PropertyIsAnimValType propertyIsAnimVal, const QualifiedName& attributeName = QualifiedName::null())
  59     {
  60         return adoptRefWillBeNoop(new SVGLengthTearOff(target, contextElement, propertyIsAnimVal, attributeName));
  61     }
  62
  63     SVGLengthType unitType();
  64     SVGLengthMode unitMode();
  65     float value(ExceptionState&);
  66     void setValue(float value, ExceptionState&);
  67     float valueInSpecifiedUnits();
  68     void setValueInSpecifiedUnits(float value, ExceptionState&);
  69     String valueAsString();
  70     void setValueAsString(const String&, ExceptionState&);
  71     void newValueSpecifiedUnits(unsigned short unitType, float valueInSpecifiedUnits, ExceptionState&);
  72     void convertToSpecifiedUnits(unsigned short unitType, ExceptionState&);
  73
  74     bool hasExposedLengthUnit() { return target()->unitType() <= LengthTypePC; }
  75
  76 private:
  77     SVGLengthTearOff(PassRefPtrWillBeRawPtr<SVGLength>, SVGElement* contextElement, PropertyIsAnimValType, const QualifiedName& attributeName = QualifiedName::null());
  78 };
  79
  80 } // namespace blink
  81
  82 #endif // SVGLengthTearOff_h