| /* |
| * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org> |
| * Copyright (C) 2004, 2005, 2006, 2008 Rob Buis <buis@kde.org> |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef SVGTextContentElement_h |
| #define SVGTextContentElement_h |
| |
| #include "core/svg/SVGAnimatedBoolean.h" |
| #include "core/svg/SVGAnimatedEnumeration.h" |
| #include "core/svg/SVGAnimatedLength.h" |
| #include "core/svg/SVGGraphicsElement.h" |
| #include "core/svg/SVGPointTearOff.h" |
| #include "platform/heap/Handle.h" |
| |
| namespace blink { |
| |
| class ExceptionState; |
| |
| enum SVGLengthAdjustType { |
| SVGLengthAdjustUnknown, |
| SVGLengthAdjustSpacing, |
| SVGLengthAdjustSpacingAndGlyphs |
| }; |
| template<> const SVGEnumerationStringEntries& getStaticStringEntries<SVGLengthAdjustType>(); |
| |
| class SVGTextContentElement : public SVGGraphicsElement { |
| DEFINE_WRAPPERTYPEINFO(); |
| public: |
| // Forward declare enumerations in the W3C naming scheme, for IDL generation. |
| enum { |
| LENGTHADJUST_UNKNOWN = SVGLengthAdjustUnknown, |
| LENGTHADJUST_SPACING = SVGLengthAdjustSpacing, |
| LENGTHADJUST_SPACINGANDGLYPHS = SVGLengthAdjustSpacingAndGlyphs |
| }; |
| |
| unsigned getNumberOfChars(); |
| float getComputedTextLength(); |
| float getSubStringLength(unsigned charnum, unsigned nchars, ExceptionState&); |
| PassRefPtrWillBeRawPtr<SVGPointTearOff> getStartPositionOfChar(unsigned charnum, ExceptionState&); |
| PassRefPtrWillBeRawPtr<SVGPointTearOff> getEndPositionOfChar(unsigned charnum, ExceptionState&); |
| PassRefPtrWillBeRawPtr<SVGRectTearOff> getExtentOfChar(unsigned charnum, ExceptionState&); |
| float getRotationOfChar(unsigned charnum, ExceptionState&); |
| int getCharNumAtPosition(PassRefPtrWillBeRawPtr<SVGPointTearOff>, ExceptionState&); |
| void selectSubString(unsigned charnum, unsigned nchars, ExceptionState&); |
| |
| static SVGTextContentElement* elementFromLayoutObject(LayoutObject*); |
| |
| SVGAnimatedLength* textLength() { return m_textLength.get(); } |
| bool textLengthIsSpecifiedByUser() { return m_textLengthIsSpecifiedByUser; } |
| SVGAnimatedEnumeration<SVGLengthAdjustType>* lengthAdjust() { return m_lengthAdjust.get(); } |
| |
| DECLARE_VIRTUAL_TRACE(); |
| |
| protected: |
| SVGTextContentElement(const QualifiedName&, Document&); |
| |
| bool isPresentationAttribute(const QualifiedName&) const final; |
| void collectStyleForPresentationAttribute(const QualifiedName&, const AtomicString&, MutableStylePropertySet*) final; |
| void svgAttributeChanged(const QualifiedName&) override; |
| |
| bool selfHasRelativeLengths() const override; |
| |
| private: |
| bool isTextContent() const final { return true; } |
| |
| RefPtrWillBeMember<SVGAnimatedLength> m_textLength; |
| bool m_textLengthIsSpecifiedByUser; |
| RefPtrWillBeMember<SVGAnimatedEnumeration<SVGLengthAdjustType>> m_lengthAdjust; |
| }; |
| |
| inline bool isSVGTextContentElement(const SVGElement& element) |
| { |
| return element.isTextContent(); |
| } |
| |
| DEFINE_SVGELEMENT_TYPE_CASTS_WITH_FUNCTION(SVGTextContentElement); |
| |
| } // namespace blink |
| |
| #endif // SVGTextContentElement_h |