Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 264 insertions, 0 deletions

diff --git a/ksvg/impl/SVGGradientElementImpl.cc b/ksvg/impl/SVGGradientElementImpl.cc
new file mode 100644
index 00000000..180b230a
--- /dev/null
+++ b/ksvg/impl/SVGGradientElementImpl.cc
@@ -0,0 +1,264 @@
+/*
+    Copyright (C) 2001-2003 KSVG Team
+    This file is part of the KDE project
+
+    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 "SVGGradientElement.h"
+#include "SVGGradientElementImpl.h"
+#include "SVGStopElementImpl.h"
+#include "SVGAnimatedStringImpl.h"
+#include "SVGSVGElementImpl.h"
+
+#include "KSVGCanvas.h"
+#include "CanvasItems.h"
+#include "SVGHelperImpl.h"
+#include "SVGDocumentImpl.h"
+#include "SVGAnimatedEnumerationImpl.h"
+#include "SVGAnimatedTransformListImpl.h"
+#include "SVGTransformListImpl.h"
+#include "SVGUnitConverter.h"
+
+using namespace KSVG;
+
+#include "SVGGradientElementImpl.lut.h"
+#include "ksvg_scriptinterpreter.h"
+#include "ksvg_bridge.h"
+#include "ksvg_ecma.h"
+#include "ksvg_cacheimpl.h"
+
+SVGGradientElementImpl::SVGGradientElementImpl(DOM::ElementImpl *impl) : SVGElementImpl(impl), SVGURIReferenceImpl(), SVGExternalResourcesRequiredImpl(), SVGStylableImpl(this), SVGPaintServerImpl()
+{
+	KSVG_EMPTY_FLAGS
+
+	m_gradientUnits = new SVGAnimatedEnumerationImpl();
+	m_gradientUnits->ref();
+
+	m_gradientTransform = new SVGAnimatedTransformListImpl();
+	m_gradientTransform->ref();
+
+	m_spreadMethod = new SVGAnimatedEnumerationImpl();
+	m_spreadMethod->ref();
+
+	m_converter = new SVGUnitConverter();
+}
+
+SVGGradientElementImpl::~SVGGradientElementImpl()
+{
+	if(m_gradientUnits)
+		m_gradientUnits->deref();
+	if(m_gradientTransform)
+		m_gradientTransform->deref();
+	if(m_spreadMethod)
+		m_spreadMethod->deref();
+	delete m_converter;
+}
+
+SVGAnimatedEnumerationImpl *SVGGradientElementImpl::gradientUnits() const
+{
+	return m_gradientUnits;
+}
+
+SVGAnimatedTransformListImpl *SVGGradientElementImpl::gradientTransform() const
+{
+	return m_gradientTransform;
+}
+
+SVGAnimatedEnumerationImpl *SVGGradientElementImpl::spreadMethod() const
+{
+	return m_spreadMethod;
+}
+
+/*
+@namespace KSVG
+@begin SVGGradientElementImpl::s_hashTable 5
+ gradientUnits		SVGGradientElementImpl::GradientUnits		DontDelete|ReadOnly
+ gradientTransform	SVGGradientElementImpl::GradientTransform	DontDelete|ReadOnly
+ spreadMethod		SVGGradientElementImpl::SpreadMethod		DontDelete|ReadOnly
+@end
+*/
+
+Value SVGGradientElementImpl::getValueProperty(ExecState *exec, int token) const
+{
+	switch(token)
+	{
+		case GradientUnits:
+			return m_gradientUnits->cache(exec);
+		case GradientTransform:
+			return m_gradientTransform->cache(exec);
+		case SpreadMethod:
+			return m_spreadMethod->cache(exec);
+		default:
+			kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
+			return Undefined();
+	}
+}
+
+void SVGGradientElementImpl::putValueProperty(ExecState *exec, int token, const Value &value, int attr)
+{
+	// This class has just ReadOnly properties, only with the Internal flag set
+	// it's allowed to modify those.
+	if(!(attr & KJS::Internal))
+		return;
+
+	switch(token)
+	{
+		case GradientUnits:
+			if(value.toString(exec).qstring() == "userSpaceOnUse")
+				m_gradientUnits->setBaseVal(SVGGradientElement::SVG_UNIT_TYPE_USERSPACEONUSE);
+			else
+				m_gradientUnits->setBaseVal(SVGGradientElement::SVG_UNIT_TYPE_OBJECTBOUNDINGBOX);
+			break;
+		case GradientTransform:
+			m_gradientTransform->baseVal()->clear();
+			SVGHelperImpl::parseTransformAttribute(m_gradientTransform->baseVal(), value.toString(exec).qstring());
+			break;
+		case SpreadMethod:
+		{
+			QString spreadMethod = value.toString(exec).qstring();
+
+			if(spreadMethod == "repeat")
+				m_spreadMethod->setBaseVal(SVG_SPREADMETHOD_REPEAT);
+			else if(spreadMethod == "reflect")
+				m_spreadMethod->setBaseVal(SVG_SPREADMETHOD_REFLECT);
+			else
+				m_spreadMethod->setBaseVal(SVG_SPREADMETHOD_PAD);
+			break;
+		}
+		default:
+			kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
+	}
+}
+
+void SVGGradientElementImpl::setAttributes()
+{
+	SVGElementImpl::setAttributes();
+	setAttributesFromHref();
+
+	// Spec: if attribute not specified, use "pad"
+	if(KSVG_TOKEN_NOT_PARSED(SpreadMethod))
+		KSVG_SET_ALT_ATTRIBUTE(SpreadMethod, "pad")
+
+	// Spec: if attribute not specified, use objectBoundingBox
+	if(KSVG_TOKEN_NOT_PARSED(GradientUnits))
+		KSVG_SET_ALT_ATTRIBUTE(GradientUnits, "objectBoundingBox")
+}
+
+void SVGGradientElementImpl::setAttributesFromHref()
+{
+	QString _href = SVGURIReferenceImpl::getTarget(href()->baseVal().string());
+
+	if(!_href.isEmpty())
+	{
+		SVGGradientElementImpl *refGradient = dynamic_cast<SVGGradientElementImpl *>(ownerSVGElement()->getElementById(_href));
+
+		if(refGradient)
+		{
+			QMap<QString, DOM::DOMString> refAttributes = refGradient->gradientAttributes();
+			QMap<QString, DOM::DOMString>::iterator it;
+
+			for(it = refAttributes.begin(); it != refAttributes.end(); ++it)
+			{
+				QString name = it.key();
+				DOM::DOMString value = it.data();
+
+				if(!hasAttribute(name))
+				{
+					setAttribute(name, value);
+					setAttributeInternal(name, value);
+				}
+			}
+		}
+	}
+}
+
+SVGGradientElementImpl *SVGGradientElementImpl::stopsSource()
+{
+	// Spec:
+	// If this element has no defined gradient stops, and the referenced element does
+	// (possibly due to its own href attribute), then this element inherits the gradient stop from the referenced element.
+	// Inheritance can be indirect to an arbitrary level; thus, if the referenced element inherits attribute or gradient stops
+	// due to its own href attribute, then the current element can inherit those attributes or gradient stops. (mop)
+	bool haveStops = false;
+
+	for(DOM::Node node = firstChild(); !node.isNull(); node = node.nextSibling())
+	{
+		SVGStopElementImpl *stop = dynamic_cast<SVGStopElementImpl *>(ownerDoc()->getElementFromHandle(node.handle()));
+
+		if(stop)
+		{
+			haveStops = true;
+			break;
+		}
+	}
+
+	SVGGradientElementImpl *source = this;
+
+	if(!haveStops)
+	{
+		QString _href = SVGURIReferenceImpl::getTarget(href()->baseVal().string());
+		
+		if(!_href.isEmpty())
+		{
+			SVGGradientElementImpl *refGradient = dynamic_cast<SVGGradientElementImpl *>(ownerSVGElement()->getElementById(_href));
+
+			if(refGradient)
+				source = refGradient->stopsSource();
+		}
+	}
+
+	return source;
+}
+
+void SVGGradientElementImpl::createItem(KSVGCanvas *c)
+{
+	if(!c)
+		c = ownerDoc()->canvas();
+
+	if(!m_paintServer)
+		m_paintServer = c->createPaintServer(this);
+}
+
+void SVGGradientElementImpl::removeItem(KSVGCanvas *)
+{
+	delete m_paintServer;
+	m_paintServer = 0;
+}
+
+/*
+@namespace KSVG
+@begin SVGGradientElementImplConstructor::s_hashTable 5
+ SVG_SPREADMETHOD_UNKNOWN    KSVG::SVG_SPREADMETHOD_UNKNOWN     DontDelete|ReadOnly
+ SVG_SPREADMETHOD_PAD        KSVG::SVG_SPREADMETHOD_PAD			DontDelete|ReadOnly
+ SVG_SPREADMETHOD_REFLECT    KSVG::SVG_SPREADMETHOD_REFLECT		DontDelete|ReadOnly
+ SVG_SPREADMETHOD_REPEAT     KSVG::SVG_SPREADMETHOD_REPEAT		DontDelete|ReadOnly
+@end
+*/
+
+using namespace KJS;
+
+Value SVGGradientElementImplConstructor::getValueProperty(ExecState *, int token) const
+{
+	return Number(token);
+}
+
+Value KSVG::getSVGGradientElementImplConstructor(ExecState *exec)
+{
+	return cacheGlobalBridge<SVGGradientElementImplConstructor>(exec, "[[svggradientelement.constructor]]");
+}
+
+// vim:ts=4:noet