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Diffstat (limited to 'Source/WebCore/svg/SVGLineElement.cpp')
| -rw-r--r-- | Source/WebCore/svg/SVGLineElement.cpp | 159 |
1 files changed, 159 insertions, 0 deletions
diff --git a/Source/WebCore/svg/SVGLineElement.cpp b/Source/WebCore/svg/SVGLineElement.cpp new file mode 100644 index 0000000..cfe43da --- /dev/null +++ b/Source/WebCore/svg/SVGLineElement.cpp @@ -0,0 +1,159 @@ +/* + * Copyright (C) 2004, 2005, 2006, 2008 Nikolas Zimmermann <zimmermann@kde.org> + * Copyright (C) 2004, 2005, 2006, 2007 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. + */ + +#include "config.h" + +#if ENABLE(SVG) +#include "SVGLineElement.h" + +#include "Attribute.h" +#include "FloatPoint.h" +#include "RenderSVGPath.h" +#include "RenderSVGResource.h" +#include "SVGLength.h" +#include "SVGNames.h" + +namespace WebCore { + +// Animated property definitions +DEFINE_ANIMATED_LENGTH(SVGLineElement, SVGNames::x1Attr, X1, x1) +DEFINE_ANIMATED_LENGTH(SVGLineElement, SVGNames::y1Attr, Y1, y1) +DEFINE_ANIMATED_LENGTH(SVGLineElement, SVGNames::x2Attr, X2, x2) +DEFINE_ANIMATED_LENGTH(SVGLineElement, SVGNames::y2Attr, Y2, y2) +DEFINE_ANIMATED_BOOLEAN(SVGLineElement, SVGNames::externalResourcesRequiredAttr, ExternalResourcesRequired, externalResourcesRequired) + +inline SVGLineElement::SVGLineElement(const QualifiedName& tagName, Document* document) + : SVGStyledTransformableElement(tagName, document) + , m_x1(LengthModeWidth) + , m_y1(LengthModeHeight) + , m_x2(LengthModeWidth) + , m_y2(LengthModeHeight) +{ +} + +PassRefPtr<SVGLineElement> SVGLineElement::create(const QualifiedName& tagName, Document* document) +{ + return adoptRef(new SVGLineElement(tagName, document)); +} + +void SVGLineElement::parseMappedAttribute(Attribute* attr) +{ + if (attr->name() == SVGNames::x1Attr) + setX1BaseValue(SVGLength(LengthModeWidth, attr->value())); + else if (attr->name() == SVGNames::y1Attr) + setY1BaseValue(SVGLength(LengthModeHeight, attr->value())); + else if (attr->name() == SVGNames::x2Attr) + setX2BaseValue(SVGLength(LengthModeWidth, attr->value())); + else if (attr->name() == SVGNames::y2Attr) + setY2BaseValue(SVGLength(LengthModeHeight, attr->value())); + else { + if (SVGTests::parseMappedAttribute(attr)) + return; + if (SVGLangSpace::parseMappedAttribute(attr)) + return; + if (SVGExternalResourcesRequired::parseMappedAttribute(attr)) + return; + SVGStyledTransformableElement::parseMappedAttribute(attr); + } +} + +void SVGLineElement::svgAttributeChanged(const QualifiedName& attrName) +{ + SVGStyledTransformableElement::svgAttributeChanged(attrName); + + bool isLengthAttribute = attrName == SVGNames::x1Attr + || attrName == SVGNames::y1Attr + || attrName == SVGNames::x2Attr + || attrName == SVGNames::y2Attr; + + if (isLengthAttribute) + updateRelativeLengthsInformation(); + + if (SVGTests::handleAttributeChange(this, attrName)) + return; + + RenderSVGPath* renderer = static_cast<RenderSVGPath*>(this->renderer()); + if (!renderer) + return; + + if (SVGStyledTransformableElement::isKnownAttribute(attrName)) { + renderer->setNeedsTransformUpdate(); + RenderSVGResource::markForLayoutAndParentResourceInvalidation(renderer); + return; + } + + if (isLengthAttribute) { + renderer->setNeedsPathUpdate(); + RenderSVGResource::markForLayoutAndParentResourceInvalidation(renderer); + return; + } + + if (SVGLangSpace::isKnownAttribute(attrName) + || SVGExternalResourcesRequired::isKnownAttribute(attrName)) + RenderSVGResource::markForLayoutAndParentResourceInvalidation(renderer); +} + +void SVGLineElement::synchronizeProperty(const QualifiedName& attrName) +{ + SVGStyledTransformableElement::synchronizeProperty(attrName); + + if (attrName == anyQName()) { + synchronizeX1(); + synchronizeY1(); + synchronizeX2(); + synchronizeY2(); + synchronizeExternalResourcesRequired(); + SVGTests::synchronizeProperties(this, attrName); + return; + } + + if (attrName == SVGNames::x1Attr) + synchronizeX1(); + else if (attrName == SVGNames::y1Attr) + synchronizeY1(); + else if (attrName == SVGNames::x2Attr) + synchronizeX2(); + else if (attrName == SVGNames::y2Attr) + synchronizeY2(); + else if (SVGExternalResourcesRequired::isKnownAttribute(attrName)) + synchronizeExternalResourcesRequired(); + else if (SVGTests::isKnownAttribute(attrName)) + SVGTests::synchronizeProperties(this, attrName); +} + +void SVGLineElement::toPathData(Path& path) const +{ + ASSERT(path.isEmpty()); + + path.moveTo(FloatPoint(x1().value(this), y1().value(this))); + path.addLineTo(FloatPoint(x2().value(this), y2().value(this))); +} + +bool SVGLineElement::selfHasRelativeLengths() const +{ + return x1().isRelative() + || y1().isRelative() + || x2().isRelative() + || y2().isRelative(); +} + +} + +#endif // ENABLE(SVG) |