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#include "config.h" 32 33#include "core/svg/SVGLengthTearOff.h" 34 35#include "bindings/core/v8/ExceptionState.h" 36#include "core/dom/ExceptionCode.h" 37 38namespace blink { 39 40namespace { 41 42inline SVGLengthType toSVGLengthType(unsigned short type) 43{ 44 ASSERT(type >= LengthTypeUnknown && type <= LengthTypePC); 45 return static_cast<SVGLengthType>(type); 46} 47 48} // namespace 49 50SVGLengthType SVGLengthTearOff::unitType() 51{ 52 return target()->unitType(); 53} 54 55SVGLengthMode SVGLengthTearOff::unitMode() 56{ 57 return target()->unitMode(); 58} 59 60float SVGLengthTearOff::value(ExceptionState& es) 61{ 62 SVGLengthContext lengthContext(contextElement()); 63 return target()->value(lengthContext, es); 64} 65 66void SVGLengthTearOff::setValue(float value, ExceptionState& es) 67{ 68 if (isImmutable()) { 69 es.throwDOMException(NoModificationAllowedError, "The attribute is read-only."); 70 return; 71 } 72 73 SVGLengthContext lengthContext(contextElement()); 74 target()->setValue(value, lengthContext, es); 75 commitChange(); 76} 77 78float SVGLengthTearOff::valueInSpecifiedUnits() 79{ 80 return target()->valueInSpecifiedUnits(); 81} 82 83void SVGLengthTearOff::setValueInSpecifiedUnits(float value, ExceptionState& es) 84{ 85 if (isImmutable()) { 86 es.throwDOMException(NoModificationAllowedError, "The attribute is read-only."); 87 return; 88 } 89 target()->setValueInSpecifiedUnits(value); 90 commitChange(); 91} 92 93String SVGLengthTearOff::valueAsString() 94{ 95 return target()->valueAsString(); 96} 97 98void SVGLengthTearOff::setValueAsString(const String& str, ExceptionState& es) 99{ 100 if (isImmutable()) { 101 es.throwDOMException(NoModificationAllowedError, "The attribute is read-only."); 102 return; 103 } 104 105 target()->setValueAsString(str, es); 106 commitChange(); 107} 108 109void SVGLengthTearOff::newValueSpecifiedUnits(unsigned short unitType, float valueInSpecifiedUnits, ExceptionState& exceptionState) 110{ 111 if (isImmutable()) { 112 exceptionState.throwDOMException(NoModificationAllowedError, "The object is read-only."); 113 return; 114 } 115 116 if (unitType == LengthTypeUnknown || unitType > LengthTypePC) { 117 exceptionState.throwDOMException(NotSupportedError, "Cannot set value with unknown or invalid units (" + String::number(unitType) + ")."); 118 return; 119 } 120 121 target()->newValueSpecifiedUnits(toSVGLengthType(unitType), valueInSpecifiedUnits); 122 commitChange(); 123} 124 125void SVGLengthTearOff::convertToSpecifiedUnits(unsigned short unitType, ExceptionState& exceptionState) 126{ 127 if (isImmutable()) { 128 exceptionState.throwDOMException(NoModificationAllowedError, "The object is read-only."); 129 return; 130 } 131 132 if (unitType == LengthTypeUnknown || unitType > LengthTypePC) { 133 exceptionState.throwDOMException(NotSupportedError, "Cannot convert to unknown or invalid units (" + String::number(unitType) + ")."); 134 return; 135 } 136 137 SVGLengthContext lengthContext(contextElement()); 138 target()->convertToSpecifiedUnits(toSVGLengthType(unitType), lengthContext, exceptionState); 139 commitChange(); 140} 141 142SVGLengthTearOff::SVGLengthTearOff(PassRefPtr<SVGLength> target, SVGElement* contextElement, PropertyIsAnimValType propertyIsAnimVal, const QualifiedName& attributeName) 143 : SVGPropertyTearOff<SVGLength>(target, contextElement, propertyIsAnimVal, attributeName) 144{ 145} 146 147} 148