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423 lines
12 KiB
423 lines
12 KiB
/*
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Copyright (C) 2001-2003 KSVG Team
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This file is part of the KDE project
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include <kdebug.h>
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#include "SVGMarkerElement.h"
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#include "SVGRectImpl.h"
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#include "SVGAngleImpl.h"
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#include "SVGMatrixImpl.h"
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#include "SVGDocumentImpl.h"
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#include "SVGTransformImpl.h"
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#include "SVGSVGElementImpl.h"
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#include "SVGAnimatedRectImpl.h"
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#include "SVGMarkerElementImpl.h"
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#include "SVGAnimatedAngleImpl.h"
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#include "SVGAnimatedLengthImpl.h"
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#include "SVGAnimatedEnumerationImpl.h"
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#include "SVGPreserveAspectRatioImpl.h"
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#include "SVGAnimatedPreserveAspectRatioImpl.h"
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#include "KSVGCanvas.h"
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using namespace KSVG;
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#include "SVGMarkerElementImpl.lut.h"
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#include "ksvg_scriptinterpreter.h"
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#include "ksvg_bridge.h"
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#include "ksvg_ecma.h"
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#include "ksvg_cacheimpl.h"
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SVGMarkerElementImpl::SVGMarkerElementImpl(DOM::ElementImpl *impl) : SVGContainerImpl(impl), SVGLangSpaceImpl(), SVGExternalResourcesRequiredImpl(), SVGStylableImpl(this), SVGFitToViewBoxImpl()
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{
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KSVG_EMPTY_FLAGS
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m_refX = new SVGAnimatedLengthImpl();
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m_refX->ref();
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m_refY = new SVGAnimatedLengthImpl();
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m_refY->ref();
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m_markerUnits = new SVGAnimatedEnumerationImpl();
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m_markerUnits->ref();
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m_markerWidth = new SVGAnimatedLengthImpl();
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m_markerWidth->ref();
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m_markerHeight = new SVGAnimatedLengthImpl();
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m_markerHeight->ref();
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m_orientType = new SVGAnimatedEnumerationImpl();
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m_orientType->ref();
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m_orientAngle = new SVGAnimatedAngleImpl();
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m_orientAngle->ref();
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}
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SVGMarkerElementImpl::~SVGMarkerElementImpl()
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{
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if(m_refX)
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m_refX->deref();
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if(m_refY)
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m_refY->deref();
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if(m_markerUnits)
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m_markerUnits->deref();
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if(m_markerWidth)
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m_markerWidth->deref();
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if(m_markerHeight)
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m_markerHeight->deref();
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if(m_orientType)
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m_orientType->deref();
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if(m_orientAngle)
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m_orientAngle->deref();
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}
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SVGAnimatedLengthImpl *SVGMarkerElementImpl::refX() const
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{
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return m_refX;
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}
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SVGAnimatedLengthImpl *SVGMarkerElementImpl::refY() const
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{
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return m_refY;
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}
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SVGAnimatedEnumerationImpl *SVGMarkerElementImpl::markerUnits() const
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{
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return m_markerUnits;
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}
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SVGAnimatedLengthImpl *SVGMarkerElementImpl::markerWidth() const
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{
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return m_markerWidth;
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}
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SVGAnimatedLengthImpl *SVGMarkerElementImpl::markerHeight() const
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{
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return m_markerHeight;
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}
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SVGAnimatedEnumerationImpl *SVGMarkerElementImpl::orientType() const
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{
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return m_orientType;
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}
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SVGAnimatedAngleImpl *SVGMarkerElementImpl::orientAngle() const
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{
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return m_orientAngle;
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}
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void SVGMarkerElementImpl::setOrientToAuto()
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{
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orientType()->setBaseVal(SVG_MARKER_ORIENT_AUTO);
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}
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void SVGMarkerElementImpl::setOrientToAngle(SVGAngleImpl *angle)
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{
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m_orientAngle->baseVal()->setValue(angle->value());
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}
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void SVGMarkerElementImpl::setAttributes()
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{
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SVGElementImpl::setAttributes();
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// Spec: if not specified, effect is as if a value of "0" were specified
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if(KSVG_TOKEN_NOT_PARSED(RefX))
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KSVG_SET_ALT_ATTRIBUTE(RefX, "0")
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// Spec: if not specified, effect is as if a value of "0" were specified
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if(KSVG_TOKEN_NOT_PARSED(RefY))
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KSVG_SET_ALT_ATTRIBUTE(RefY, "0")
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// Spec: if not specified, effect is as if a value of "3" were specified
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if(KSVG_TOKEN_NOT_PARSED(MarkerWidth))
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KSVG_SET_ALT_ATTRIBUTE(MarkerWidth, "3")
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// Spec: if not specified, effect is as if a value of "3" were specified
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if(KSVG_TOKEN_NOT_PARSED(MarkerHeight))
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KSVG_SET_ALT_ATTRIBUTE(MarkerHeight, "3")
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// Spec: if attribute not specified, use strokeWidth
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if(KSVG_TOKEN_NOT_PARSED(MarkerUnits))
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KSVG_SET_ALT_ATTRIBUTE(MarkerUnits, "strokeWidth")
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// Spec: if attribute not specified, use angle
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if(KSVG_TOKEN_NOT_PARSED(Orient))
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KSVG_SET_ALT_ATTRIBUTE(Orient, "angle")
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}
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void SVGMarkerElementImpl::createItem(KSVGCanvas *c)
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{
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if(!c)
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c = ownerDoc()->canvas();
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if(!m_item)
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{
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m_item = c->createCanvasMarker(this);
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c->insert(m_item);
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}
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}
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void SVGMarkerElementImpl::draw(SVGShapeImpl *referencingElement, double x, double y, double lwidth, double angle)
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{
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SVGMatrixImpl *mtx = dynamic_cast<SVGLocatableImpl *>(referencingElement)->getScreenCTM();
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// move to dest
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mtx->translate(x, y);
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// scale by linewidth if marker units == strokewidth
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if(markerUnits()->baseVal() == SVG_MARKERUNITS_STROKEWIDTH)
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mtx->scale(lwidth);
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// select appropriate rotation
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if(orientType()->baseVal() == SVG_MARKER_ORIENT_AUTO)
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mtx->rotate(angle);
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else
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mtx->rotate(orientAngle()->baseVal()->value());
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SVGRectImpl *viewBoxRect = viewBox()->baseVal();
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SVGMatrixImpl *pres = preserveAspectRatio()->baseVal()->getCTM(viewBoxRect->x(), viewBoxRect->y(),
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viewBoxRect->width(), viewBoxRect->height(),
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0, 0, markerWidth()->baseVal()->value(),
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markerHeight()->baseVal()->value());
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// viewbox stuff
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mtx->multiply(pres);
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// Get the vertex position in viewbox coordinates. The vertex is at (0, 0) in viewport coordinates.
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double vertexX, vertexY;
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pres->qmatrix().invert().map(0, 0, &vertexX, &vertexY);
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// Translate so that the vertex is at (refX, refY) in viewbox coordinates.
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mtx->translate(vertexX - refX()->baseVal()->value(), vertexY - refY()->baseVal()->value());
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if(getOverflow())
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m_clipShape.clear();
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else
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{
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KSVGRectangle viewport;
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if(hasAttribute("viewBox"))
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{
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// Get the viewport ((0, 0) - (markerWidth, markerHeight)) in viewbox coordinates.
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double w, h;
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pres->qmatrix().invert().map(markerWidth()->baseVal()->value(), markerHeight()->baseVal()->value(), &w, &h);
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viewport = KSVGRectangle(vertexX, vertexY, w - vertexX, h - vertexY);
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}
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else
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viewport = KSVGRectangle(0, 0, markerWidth()->baseVal()->value(), markerHeight()->baseVal()->value());
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// Transform to screen coordinates.
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m_clipShape = mtx->map(viewport);
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}
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pres->deref();
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DOM::Node node = firstChild();
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for(; !node.isNull(); node = node.nextSibling())
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{
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SVGElementImpl *element = ownerDoc()->getElementFromHandle(node.handle());
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SVGShapeImpl *shape = dynamic_cast<SVGShapeImpl *>(element);
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SVGTestsImpl *tests = dynamic_cast<SVGTestsImpl *>(element);
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SVGStylableImpl *style = dynamic_cast<SVGStylableImpl *>(element);
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bool ok = tests ? tests->ok() : true;
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if(element && shape && style && ok && style->getVisible() && style->getDisplay())
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{
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SVGLocatableImpl *locatable = dynamic_cast<SVGLocatableImpl *>(element);
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if(locatable)
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locatable->updateCachedScreenCTM(mtx);
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shape->update(UPDATE_TRANSFORM);
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shape->setReferenced(true);
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shape->draw();
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shape->setReferenced(false);
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}
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}
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mtx->deref();
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}
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// Ecma stuff
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/*
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@namespace KSVG
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@begin SVGMarkerElementImpl::s_hashTable 11
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refX SVGMarkerElementImpl::RefX DontDelete|ReadOnly
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refY SVGMarkerElementImpl::RefY DontDelete|ReadOnly
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markerUnits SVGMarkerElementImpl::MarkerUnits DontDelete|ReadOnly
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markerWidth SVGMarkerElementImpl::MarkerWidth DontDelete|ReadOnly
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markerHeight SVGMarkerElementImpl::MarkerHeight DontDelete|ReadOnly
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orientType SVGMarkerElementImpl::OrientType DontDelete|ReadOnly
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orientAngle SVGMarkerElementImpl::OrientAngle DontDelete|ReadOnly
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orient SVGMarkerElementImpl::Orient DontDelete|ReadOnly
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@end
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@namespace KSVG
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@begin SVGMarkerElementImplProto::s_hashTable 3
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setOrientToAuto SVGMarkerElementImpl::SetOrientToAuto DontDelete|Function 0
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setOrientToAngle SVGMarkerElementImpl::SetOrientToAngle DontDelete|Function 0
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@end
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*/
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KSVG_IMPLEMENT_PROTOTYPE("SVGMarkerElement", SVGMarkerElementImplProto, SVGMarkerElementImplProtoFunc)
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Value SVGMarkerElementImpl::getValueProperty(ExecState *exec, int token) const
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{
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KSVG_CHECK_ATTRIBUTE
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switch(token)
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{
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case RefX:
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if(!attributeMode)
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return m_refX->cache(exec);
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else
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return Number(m_refX->baseVal()->value());
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case RefY:
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if(!attributeMode)
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return m_refY->cache(exec);
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else
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return Number(m_refY->baseVal()->value());
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case MarkerUnits:
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if(!attributeMode)
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return m_markerUnits->cache(exec);
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else
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return Number(m_markerUnits->baseVal());
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case MarkerWidth:
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if(!attributeMode)
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return m_markerWidth->cache(exec);
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else
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return Number(m_markerWidth->baseVal()->value());
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case MarkerHeight:
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if(!attributeMode)
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return m_markerHeight->cache(exec);
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else
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return Number(m_markerHeight->baseVal()->value());
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case OrientType:
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if(!attributeMode)
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return m_orientType->cache(exec);
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else
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return Number(m_orientType->baseVal());
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case OrientAngle:
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if(!attributeMode)
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return m_orientAngle->cache(exec);
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else
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return Number(m_orientAngle->baseVal()->value());
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default:
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kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
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return Undefined();
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}
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}
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void SVGMarkerElementImpl::putValueProperty(ExecState *exec, int token, const Value &value, int attr)
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{
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// This class has just ReadOnly properties, only with the Internal flag set
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// it's allowed to modify those.
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if(!(attr & KJS::Internal))
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return;
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switch(token)
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{
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case RefX:
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refX()->baseVal()->setValueAsString(value.toString(exec).qstring());
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break;
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case RefY:
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refY()->baseVal()->setValueAsString(value.toString(exec).qstring());
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break;
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case MarkerWidth:
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markerWidth()->baseVal()->setValueAsString(value.toString(exec).qstring());
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break;
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case MarkerHeight:
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markerHeight()->baseVal()->setValueAsString(value.toString(exec).qstring());
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break;
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case MarkerUnits:
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if(value.toString(exec).qstring() == "userSpaceOnUse")
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markerUnits()->setBaseVal(SVG_MARKERUNITS_USERSPACEONUSE);
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else
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markerUnits()->setBaseVal(SVG_MARKERUNITS_STROKEWIDTH);
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break;
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case Orient:
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{
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TQString param = value.toString(exec).qstring();
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if(param == "auto")
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orientType()->setBaseVal(SVG_MARKER_ORIENT_AUTO);
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else
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{
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orientType()->setBaseVal(SVG_MARKER_ORIENT_ANGLE);
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m_orientAngle->baseVal()->setValueAsString(param);
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}
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break;
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}
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default:
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kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl;
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}
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}
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Value SVGMarkerElementImplProtoFunc::call(ExecState *exec, Object &thisObj, const List &args)
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{
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KSVG_CHECK_THIS(SVGMarkerElementImpl)
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switch(id)
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{
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case SVGMarkerElementImpl::SetOrientToAuto:
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obj->setOrientToAuto();
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return Undefined();
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#ifdef __GNUC__
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#warning FIXME cache stuff
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#endif
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case SVGMarkerElementImpl::SetOrientToAngle:
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obj->setOrientToAngle(static_cast<KSVGBridge<SVGAngleImpl> *>(args[0].imp())->impl());
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return Undefined();
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default:
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kdWarning() << "Unhandled function id in " << k_funcinfo << " : " << id << endl;
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break;
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}
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return Undefined();
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}
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// CONSTANTS
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/*
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@namespace KSVG
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@begin SVGMarkerElementImplConstructor::s_hashTable 7
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SVG_MARKERUNITS_UNKNOWN KSVG::SVG_MARKERUNITS_UNKNOWN DontDelete|ReadOnly
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SVG_MARKERUNITS_USERSPACEONUSE KSVG::SVG_MARKERUNITS_USERSPACEONUSE DontDelete|ReadOnly
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SVG_MARKERUNITS_STROKEWIDTH KSVG::SVG_MARKERUNITS_STROKEWIDTH DontDelete|ReadOnly
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SVG_MARKER_ORIENT_UNKNOWN KSVG::SVG_MARKER_ORIENT_UNKNOWN DontDelete|ReadOnly
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SVG_MARKER_ORIENT_AUTO KSVG::SVG_MARKER_ORIENT_AUTO DontDelete|ReadOnly
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SVG_MARKER_ORIENT_ANGLE KSVG::SVG_MARKER_ORIENT_ANGLE DontDelete|ReadOnly
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@end
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*/
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using namespace KJS;
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Value SVGMarkerElementImplConstructor::getValueProperty(ExecState *, int token) const
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{
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return Number(token);
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}
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Value KSVG::getSVGMarkerElementImplConstructor(ExecState *exec)
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{
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return cacheGlobalBridge<SVGMarkerElementImplConstructor>(exec, "[[svgmarkerelement.constructor]]");
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}
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