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Diffstat (limited to 'ksvg/impl/SVGPathElementImpl.cc')
| -rw-r--r-- | ksvg/impl/SVGPathElementImpl.cc | 868 |
1 files changed, 0 insertions, 868 deletions
diff --git a/ksvg/impl/SVGPathElementImpl.cc b/ksvg/impl/SVGPathElementImpl.cc deleted file mode 100644 index 93ddc6ad..00000000 --- a/ksvg/impl/SVGPathElementImpl.cc +++ /dev/null @@ -1,868 +0,0 @@ -/* - 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 <math.h> -#include <cfloat> - -#include <kdebug.h> -#include <tdelocale.h> - -#include "SVGRectImpl.h" -#include "SVGPaintImpl.h" -#include "SVGPointImpl.h" -#include "SVGAngleImpl.h" -#include "SVGDocumentImpl.h" -#include "SVGSVGElementImpl.h" -#include "SVGPathSegArcImpl.h" -#include "SVGPathSegListImpl.h" -#include "SVGPathElementImpl.h" -#include "SVGPathSegLinetoImpl.h" -#include "SVGPathSegMovetoImpl.h" -#include "SVGAnimatedNumberImpl.h" -#include "SVGPathSegClosePathImpl.h" -#include "SVGPathSegCurvetoCubicImpl.h" -#include "SVGPathSegLinetoVerticalImpl.h" -#include "SVGPathSegLinetoHorizontalImpl.h" -#include "SVGPathSegCurvetoQuadraticImpl.h" -#include "SVGPathSegCurvetoCubicSmoothImpl.h" -#include "SVGPathSegCurvetoQuadraticSmoothImpl.h" - -#include "SVGPaint.h" - -#include "CanvasItem.h" -#include "KSVGCanvas.h" -#include "BezierPath.h" -#include "Point.h" - -using namespace KSVG; - -#include "SVGPathElementImpl.lut.h" -#include "ksvg_scriptinterpreter.h" -#include "ksvg_bridge.h" -#include "ksvg_ecma.h" - -SVGPathElementImpl::SVGPathElementImpl(DOM::ElementImpl *impl) : SVGShapeImpl(impl), SVGTestsImpl(), SVGLangSpaceImpl(), SVGExternalResourcesRequiredImpl(), SVGStylableImpl(this), SVGTransformableImpl(), SVGAnimatedPathDataImpl(), SVGPathParser() -{ - KSVG_EMPTY_FLAGS - - m_pathLength = new SVGAnimatedNumberImpl(); - m_pathLength->ref(); - - m_pathLength->setBaseVal(0); -} - -SVGPathElementImpl::~SVGPathElementImpl() -{ - pathSegList()->clear(); - - if(m_pathLength) - m_pathLength->deref(); -} - -SVGAnimatedNumberImpl *SVGPathElementImpl::pathLength() const -{ - return m_pathLength; -} - -double SVGPathElementImpl::getTotalLength() -{ - T2P::BezierPath *path = ownerDoc()->canvas()->toBezierPath(m_item); - if(path) - return path->length(); - - return 0; -} - -SVGPointImpl *SVGPathElementImpl::getPointAtLength(double distance) -{ - SVGPointImpl *ret = SVGSVGElementImpl::createSVGPoint(); - double totalDistance = getTotalLength(); - T2P::BezierPath *path = ownerDoc()->canvas()->toBezierPath(m_item); - if(path) - { - T2P::Point p; - path->pointTangentNormalAt(distance / totalDistance, &p); - ret->setX(p.x()); - ret->setY(p.y()); - } - - return ret; -} - -unsigned long SVGPathElementImpl::getPathSegAtLength(double) -{ - return 0; -} - -SVGPathSegClosePathImpl *SVGPathElementImpl::createSVGPathSegClosePath() -{ - SVGPathSegClosePathImpl *temp = new SVGPathSegClosePathImpl(); - temp->ref(); - - return temp; -} - -SVGPathSegMovetoAbsImpl *SVGPathElementImpl::createSVGPathSegMovetoAbs(double x, double y) -{ - SVGPathSegMovetoAbsImpl *temp = new SVGPathSegMovetoAbsImpl(); - temp->ref(); - - temp->setX(x); - temp->setY(y); - return temp; -} - -SVGPathSegMovetoRelImpl *SVGPathElementImpl::createSVGPathSegMovetoRel(double x, double y) -{ - SVGPathSegMovetoRelImpl *temp = new SVGPathSegMovetoRelImpl(); - temp->ref(); - - temp->setX(x); - temp->setY(y); - return temp; -} - -SVGPathSegLinetoAbsImpl *SVGPathElementImpl::createSVGPathSegLinetoAbs(double x, double y) -{ - SVGPathSegLinetoAbsImpl *temp = new SVGPathSegLinetoAbsImpl(); - temp->ref(); - - temp->setX(x); - temp->setY(y); - return temp; -} - -SVGPathSegLinetoRelImpl *SVGPathElementImpl::createSVGPathSegLinetoRel(double x, double y) -{ - SVGPathSegLinetoRelImpl *temp = new SVGPathSegLinetoRelImpl(); - temp->ref(); - - temp->setX(x); - temp->setY(y); - return temp; -} - -SVGPathSegCurvetoCubicAbsImpl *SVGPathElementImpl::createSVGPathSegCurvetoCubicAbs(double x, double y, double x1, double y1, double x2, double y2) -{ - SVGPathSegCurvetoCubicAbsImpl *temp = new SVGPathSegCurvetoCubicAbsImpl(); - temp->ref(); - - temp->setX(x); - temp->setY(y); - temp->setX1(x1); - temp->setY1(y1); - temp->setX2(x2); - temp->setY2(y2); - return temp; -} - -SVGPathSegCurvetoCubicRelImpl *SVGPathElementImpl::createSVGPathSegCurvetoCubicRel(double x, double y, double x1, double y1, double x2, double y2) -{ - SVGPathSegCurvetoCubicRelImpl *temp = new SVGPathSegCurvetoCubicRelImpl(); - temp->ref(); - - temp->setX(x); - temp->setY(y); - temp->setX1(x1); - temp->setY1(y1); - temp->setX2(x2); - temp->setY2(y2); - return temp; -} - -SVGPathSegCurvetoQuadraticAbsImpl *SVGPathElementImpl::createSVGPathSegCurvetoQuadraticAbs(double x, double y, double x1, double y1) -{ - SVGPathSegCurvetoQuadraticAbsImpl *temp = new SVGPathSegCurvetoQuadraticAbsImpl(); - temp->ref(); - - temp->setX(x); - temp->setY(y); - temp->setX1(x1); - temp->setY1(y1); - return temp; -} - -SVGPathSegCurvetoQuadraticRelImpl *SVGPathElementImpl::createSVGPathSegCurvetoQuadraticRel(double x, double y, double x1, double y1) -{ - SVGPathSegCurvetoQuadraticRelImpl *temp = new SVGPathSegCurvetoQuadraticRelImpl(); - temp->ref(); - - temp->setX(x); - temp->setY(y); - temp->setX1(x1); - temp->setY1(y1); - return temp; -} - -SVGPathSegArcAbsImpl *SVGPathElementImpl::createSVGPathSegArcAbs(double x, double y, double r1, double r2, double angle, bool largeArcFlag, bool sweepFlag) -{ - SVGPathSegArcAbsImpl *temp = new SVGPathSegArcAbsImpl(); - temp->ref(); - - temp->setX(x); - temp->setY(y); - temp->setR1(r1); - temp->setR2(r2); - temp->setAngle(angle); - temp->setLargeArcFlag(largeArcFlag); - temp->setSweepFlag(sweepFlag); - return temp; -} - -SVGPathSegArcRelImpl *SVGPathElementImpl::createSVGPathSegArcRel(double x, double y, double r1, double r2, double angle, bool largeArcFlag, bool sweepFlag) -{ - SVGPathSegArcRelImpl *temp = new SVGPathSegArcRelImpl(); - temp->ref(); - - temp->setX(x); - temp->setY(y); - temp->setR1(r1); - temp->setR2(r2); - temp->setAngle(angle); - temp->setLargeArcFlag(largeArcFlag); - temp->setSweepFlag(sweepFlag); - return temp; -} - -SVGPathSegLinetoHorizontalAbsImpl *SVGPathElementImpl::createSVGPathSegLinetoHorizontalAbs(double x) -{ - SVGPathSegLinetoHorizontalAbsImpl *temp = new SVGPathSegLinetoHorizontalAbsImpl(); - temp->ref(); - - temp->setX(x); - return temp; -} - -SVGPathSegLinetoHorizontalRelImpl *SVGPathElementImpl::createSVGPathSegLinetoHorizontalRel(double x) -{ - SVGPathSegLinetoHorizontalRelImpl *temp = new SVGPathSegLinetoHorizontalRelImpl(); - temp->ref(); - - temp->setX(x); - return temp; -} - -SVGPathSegLinetoVerticalAbsImpl *SVGPathElementImpl::createSVGPathSegLinetoVerticalAbs(double y) -{ - SVGPathSegLinetoVerticalAbsImpl *temp = new SVGPathSegLinetoVerticalAbsImpl(); - temp->ref(); - - temp->setY(y); - return temp; -} - -SVGPathSegLinetoVerticalRelImpl *SVGPathElementImpl::createSVGPathSegLinetoVerticalRel(double y) -{ - SVGPathSegLinetoVerticalRelImpl *temp = new SVGPathSegLinetoVerticalRelImpl(); - temp->ref(); - - temp->setY(y); - return temp; -} - -SVGPathSegCurvetoCubicSmoothAbsImpl *SVGPathElementImpl::createSVGPathSegCurvetoCubicSmoothAbs(double x, double y, double x2, double y2) -{ - SVGPathSegCurvetoCubicSmoothAbsImpl *temp = new SVGPathSegCurvetoCubicSmoothAbsImpl(); - temp->ref(); - - temp->setX(x); - temp->setY(y); - temp->setX2(x2); - temp->setY2(y2); - return temp; -} - -SVGPathSegCurvetoCubicSmoothRelImpl *SVGPathElementImpl::createSVGPathSegCurvetoCubicSmoothRel(double x, double y, double x2, double y2) -{ - SVGPathSegCurvetoCubicSmoothRelImpl *temp = new SVGPathSegCurvetoCubicSmoothRelImpl(); - temp->ref(); - - temp->setX(x); - temp->setY(y); - temp->setX2(x2); - temp->setY2(y2); - return temp; -} - -SVGPathSegCurvetoQuadraticSmoothAbsImpl *SVGPathElementImpl::createSVGPathSegCurvetoQuadraticSmoothAbs(double x, double y) -{ - SVGPathSegCurvetoQuadraticSmoothAbsImpl *temp = new SVGPathSegCurvetoQuadraticSmoothAbsImpl(); - temp->ref(); - - temp->setX(x); - temp->setY(y); - return temp; -} - -SVGPathSegCurvetoQuadraticSmoothRelImpl *SVGPathElementImpl::createSVGPathSegCurvetoQuadraticSmoothRel(double x, double y) -{ - SVGPathSegCurvetoQuadraticSmoothRelImpl *temp = new SVGPathSegCurvetoQuadraticSmoothRelImpl(); - temp->ref(); - - temp->setX(x); - temp->setY(y); - return temp; -} - -void SVGPathElementImpl::svgMoveTo(double x1, double y1, bool, bool abs) -{ - if(abs) - pathSegList()->appendItem(createSVGPathSegMovetoAbs(x1, y1)); - else - pathSegList()->appendItem(createSVGPathSegMovetoRel(x1, y1)); -} - -void SVGPathElementImpl::svgLineTo(double x1, double y1, bool abs) -{ - if(abs) - pathSegList()->appendItem(createSVGPathSegLinetoAbs(x1, y1)); - else - pathSegList()->appendItem(createSVGPathSegLinetoRel(x1, y1)); -} - -void SVGPathElementImpl::svgLineToHorizontal(double x, bool abs) -{ - if(abs) - pathSegList()->appendItem(createSVGPathSegLinetoHorizontalAbs(x)); - else - pathSegList()->appendItem(createSVGPathSegLinetoHorizontalRel(x)); -} - -void SVGPathElementImpl::svgLineToVertical(double y, bool abs) -{ - if(abs) - pathSegList()->appendItem(createSVGPathSegLinetoVerticalAbs(y)); - else - pathSegList()->appendItem(createSVGPathSegLinetoVerticalRel(y)); -} - -void SVGPathElementImpl::svgCurveToCubic(double x1, double y1, double x2, double y2, double x, double y, bool abs) -{ - if(abs) - pathSegList()->appendItem(createSVGPathSegCurvetoCubicAbs(x, y, x1, y1, x2, y2)); - else - pathSegList()->appendItem(createSVGPathSegCurvetoCubicRel(x, y, x1, y1, x2, y2)); -} - -void SVGPathElementImpl::svgCurveToCubicSmooth(double x, double y, double x2, double y2, bool abs) -{ - if(abs) - pathSegList()->appendItem(createSVGPathSegCurvetoCubicSmoothAbs(x2, y2, x, y)); - else - pathSegList()->appendItem(createSVGPathSegCurvetoCubicSmoothRel(x2, y2, x, y)); -} - -void SVGPathElementImpl::svgCurveToQuadratic(double x, double y, double x1, double y1, bool abs) -{ - if(abs) - pathSegList()->appendItem(createSVGPathSegCurvetoQuadraticAbs(x1, y1, x, y)); - else - pathSegList()->appendItem(createSVGPathSegCurvetoQuadraticRel(x1, y1, x, y)); -} - -void SVGPathElementImpl::svgCurveToQuadraticSmooth(double x, double y, bool abs) -{ - if(abs) - pathSegList()->appendItem(createSVGPathSegCurvetoQuadraticSmoothAbs(x, y)); - else - pathSegList()->appendItem(createSVGPathSegCurvetoQuadraticSmoothRel(x, y)); -} - -void SVGPathElementImpl::svgArcTo(double x, double y, double r1, double r2, double angle, bool largeArcFlag, bool sweepFlag, bool abs) -{ - if(abs) - pathSegList()->appendItem(createSVGPathSegArcAbs(x, y, r1, r2, angle, largeArcFlag, sweepFlag)); - else - pathSegList()->appendItem(createSVGPathSegArcRel(x, y, r1, r2, angle, largeArcFlag, sweepFlag)); -} - -void SVGPathElementImpl::svgClosePath() -{ - pathSegList()->appendItem(createSVGPathSegClosePath()); -} - -// Ecma stuff - -/* -@namespace KSVG -@begin SVGPathElementImpl::s_hashTable 3 - d SVGPathElementImpl::D DontDelete|ReadOnly - pathLength SVGPathElementImpl::PathLength DontDelete|ReadOnly -@end -@namespace KSVG -@begin SVGPathElementImplProto::s_hashTable 23 - getTotalLength SVGPathElementImpl::GetTotalLength DontDelete|Function 0 - getPointAtLength SVGPathElementImpl::GetPointAtLength DontDelete|Function 1 - getPathSegAtLength SVGPathElementImpl::GetPathSegAtLength DontDelete|Function 1 - createSVGPathSegClosePath SVGPathElementImpl::CreateSVGPathSegClosePath DontDelete|Function 0 - createSVGPathSegMovetoAbs SVGPathElementImpl::CreateSVGPathSegMovetoAbs DontDelete|Function 2 - createSVGPathSegMovetoRel SVGPathElementImpl::CreateSVGPathSegMovetoRel DontDelete|Function 2 - createSVGPathSegLinetoAbs SVGPathElementImpl::CreateSVGPathSegLinetoAbs DontDelete|Function 2 - createSVGPathSegLinetoRel SVGPathElementImpl::CreateSVGPathSegLinetoRel DontDelete|Function 2 - createSVGPathSegArcAbs SVGPathElementImpl::CreateSVGPathSegArcAbs DontDelete|Function 7 - createSVGPathSegArcRel SVGPathElementImpl::CreateSVGPathSegArcRel DontDelete|Function 7 - createSVGPathSegCurvetoCubicAbs SVGPathElementImpl::CreateSVGPathSegCurvetoCubicAbs DontDelete|Function 6 - createSVGPathSegCurvetoCubicRel SVGPathElementImpl::CreateSVGPathSegCurvetoCubicRel DontDelete|Function 6 - createSVGPathSegCurvetoQuadraticAbs SVGPathElementImpl::CreateSVGPathSegCurvetoQuadraticAbs DontDelete|Function 4 - createSVGPathSegCurvetoQuadraticRel SVGPathElementImpl::CreateSVGPathSegCurvetoQuadraticRel DontDelete|Function 4 - createSVGPathSegLinetoHorizontalAbs SVGPathElementImpl::CreateSVGPathSegLinetoHorizontalAbs DontDelete|Function 1 - createSVGPathSegLinetoHorizontalRel SVGPathElementImpl::CreateSVGPathSegLinetoHorizontalRel DontDelete|Function 1 - createSVGPathSegLinetoVerticalAbs SVGPathElementImpl::CreateSVGPathSegLinetoVerticalAbs DontDelete|Function 1 - createSVGPathSegLinetoVerticalRel SVGPathElementImpl::CreateSVGPathSegLinetoVerticalRel DontDelete|Function 1 - createSVGPathSegCurvetoCubicAbs SVGPathElementImpl::CreateSVGPathSegCurvetoCubicAbs DontDelete|Function 4 - createSVGPathSegCurvetoCubicRel SVGPathElementImpl::CreateSVGPathSegCurvetoCubicRel DontDelete|Function 4 - createSVGPathSegCurvetoQuadraticAbs SVGPathElementImpl::CreateSVGPathSegCurvetoQuadraticAbs DontDelete|Function 2 - createSVGPathSegCurvetoQuadraticRel SVGPathElementImpl::CreateSVGPathSegCurvetoQuadraticRel DontDelete|Function 2 -@end -*/ - -KSVG_IMPLEMENT_PROTOTYPE("SVGPathElementImpl", SVGPathElementImplProto, SVGPathElementImplProtoFunc) - -Value SVGPathElementImpl::getValueProperty(ExecState *exec, int token) const -{ - //KSVG_CHECK_ATTRIBUTE - - switch(token) - { - case PathLength: - return m_pathLength->cache(exec); - case D: -// if(!attributeMode) - { - TQString d; - unsigned int nrSegs = pathSegList()->numberOfItems(); - SVGPathSegImpl *curseg = 0; - for(unsigned int i = 0; i < nrSegs; i++) - { - curseg = pathSegList()->getItem(i); - if(curseg) - d += curseg->toString() + " "; - } - return String(d); - } - default: - kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl; - return Undefined(); - } -} - -void SVGPathElementImpl::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 D: - { - pathSegList()->clear(); - TQString d = value.toString(exec).qstring(); - parseSVG(d, false); - if(hasMarkers()) - m_markerData = MarkerData(pathSegList()); - break; - } - default: - kdWarning() << "Unhandled token in " << k_funcinfo << " : " << token << endl; - } -} - -Value SVGPathElementImplProtoFunc::call(ExecState *exec, Object &thisObj, const List &args) -{ - KSVG_CHECK_THIS(SVGPathElementImpl) - - switch(id) - { - case SVGPathElementImpl::GetTotalLength: - return Number(obj->getTotalLength()); - case SVGPathElementImpl::GetPointAtLength: - return obj->getPointAtLength(args[0].toNumber(exec))->cache(exec); - case SVGPathElementImpl::GetPathSegAtLength: - return Number(obj->getPathSegAtLength(args[0].toNumber(exec))); - case SVGPathElementImpl::CreateSVGPathSegClosePath: - return obj->createSVGPathSegClosePath()->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegMovetoAbs: - return obj->createSVGPathSegMovetoAbs(args[0].toNumber(exec), args[1].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegMovetoRel: - return obj->createSVGPathSegMovetoRel(args[0].toNumber(exec), args[1].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegLinetoAbs: - return obj->createSVGPathSegLinetoAbs(args[0].toNumber(exec), args[1].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegLinetoRel: - return obj->createSVGPathSegLinetoRel(args[0].toNumber(exec), args[1].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegCurvetoCubicAbs: - return obj->createSVGPathSegCurvetoCubicAbs(args[0].toNumber(exec), args[1].toNumber(exec), args[2].toNumber(exec), args[3].toNumber(exec), args[4].toNumber(exec), args[5].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegCurvetoCubicRel: - return obj->createSVGPathSegCurvetoCubicRel(args[0].toNumber(exec), args[1].toNumber(exec), args[2].toNumber(exec), args[3].toNumber(exec), args[4].toNumber(exec), args[5].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegCurvetoQuadraticAbs: - return obj->createSVGPathSegCurvetoQuadraticAbs(args[0].toNumber(exec), args[1].toNumber(exec), args[2].toNumber(exec), args[3].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegCurvetoQuadraticRel: - return obj->createSVGPathSegCurvetoQuadraticRel(args[0].toNumber(exec), args[1].toNumber(exec), args[2].toNumber(exec), args[3].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegArcAbs: - return obj->createSVGPathSegArcAbs(args[0].toNumber(exec), args[1].toNumber(exec), args[2].toNumber(exec), args[3].toNumber(exec), args[4].toNumber(exec), args[5].toBoolean(exec), args[6].toBoolean(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegArcRel: - return obj->createSVGPathSegArcRel(args[0].toNumber(exec), args[1].toNumber(exec), args[2].toNumber(exec), args[3].toNumber(exec), args[4].toNumber(exec), args[5].toBoolean(exec), args[6].toBoolean(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegLinetoHorizontalAbs: - return obj->createSVGPathSegLinetoHorizontalAbs(args[0].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegLinetoHorizontalRel: - return obj->createSVGPathSegLinetoHorizontalRel(args[0].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegLinetoVerticalAbs: - return obj->createSVGPathSegLinetoVerticalAbs(args[0].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegLinetoVerticalRel: - return obj->createSVGPathSegLinetoVerticalRel(args[0].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegCurvetoCubicSmoothAbs: - return obj->createSVGPathSegCurvetoCubicSmoothAbs(args[0].toNumber(exec), args[1].toNumber(exec), args[2].toNumber(exec), args[3].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegCurvetoCubicSmoothRel: - return obj->createSVGPathSegCurvetoCubicSmoothRel(args[0].toNumber(exec), args[1].toNumber(exec), args[2].toNumber(exec), args[3].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegCurvetoQuadraticSmoothAbs: - return obj->createSVGPathSegCurvetoQuadraticSmoothAbs(args[0].toNumber(exec), args[1].toNumber(exec))->cache(exec); - case SVGPathElementImpl::CreateSVGPathSegCurvetoQuadraticSmoothRel: - return obj->createSVGPathSegCurvetoQuadraticSmoothRel(args[0].toNumber(exec), args[1].toNumber(exec))->cache(exec); - default: - kdWarning() << "Unhandled function id in " << k_funcinfo << " : " << id << endl; - break; - } - - return Undefined(); -} - -SVGRectImpl *SVGPathElementImpl::getBBox() -{ - SVGRectImpl *ret = SVGSVGElementImpl::createSVGRect(); - - if(m_item) - { - T2P::BezierPath *path = ownerDoc()->canvas()->toBezierPath(m_item); - if(path) - { - T2P::Point topLeft; - T2P::Point bottomRight; - - path->boundingBox(&topLeft, &bottomRight); - - ret->setX(topLeft.x()); - ret->setY(topLeft.y()); - ret->setWidth(bottomRight.x() - topLeft.x()); - ret->setHeight(bottomRight.y() - topLeft.y()); - } - } - return ret; -} - -void SVGPathElementImpl::createItem(KSVGCanvas *c) -{ - if(!c) - c = ownerDoc()->canvas(); - - if(!m_item) - { - // TODO : this is a quick fix for this problem: - // d attribute encountered before marker attributes. - // Try to process the attributes in the right order, ie. - // d attr processing should be last. - if(hasMarkers() && m_markerData.numMarkers() == 0) - m_markerData = MarkerData(pathSegList()); - m_item = c->createPath(this); - c->insert(m_item); - } -} - -SVGPathElementImpl::MarkerData::MarkerData(SVGPathSegListImpl *path) -{ - unsigned int numSegments = path->numberOfItems(); - double curx = 0; - double cury = 0; - int currentSubpathStartIndex = -1; - double previousQuadraticX1 = 0; - double previousQuadraticY1 = 0; - double previousCubicX2 = 0; - double previousCubicY2 = 0; - - TQValueVector<SegmentData> pathSegmentData(numSegments); - - for(unsigned int i = 0; i < numSegments; i++) - { - SVGPathSegImpl *segment = path->getItem(i); - struct SegmentData data; - - data.type = segment->pathSegType(); - - if(segment->pathSegType() == PATHSEG_MOVETO_ABS || segment->pathSegType() == PATHSEG_MOVETO_REL) - { - if(currentSubpathStartIndex >= 0) - { - // Finish the previous subpath. - for(unsigned int j = currentSubpathStartIndex; j < i; j++) - { - pathSegmentData[j].subpathStartIndex = currentSubpathStartIndex; - pathSegmentData[j].subpathEndIndex = i - 1; - pathSegmentData[j].subpathIsClosed = false; - } - } - - currentSubpathStartIndex = i; - } - else if(segment->pathSegType() == PATHSEG_CLOSEPATH) - { - if(currentSubpathStartIndex >= 0) - { - SVGPathSegClosePathImpl *s = static_cast<SVGPathSegClosePathImpl *>(segment); - - s->setX(pathSegmentData[currentSubpathStartIndex].startx + pathSegmentData[currentSubpathStartIndex].dx); - s->setY(pathSegmentData[currentSubpathStartIndex].starty + pathSegmentData[currentSubpathStartIndex].dy); - - for(unsigned int j = currentSubpathStartIndex; j < i; j++) - { - pathSegmentData[j].subpathStartIndex = currentSubpathStartIndex; - pathSegmentData[j].subpathEndIndex = i; - pathSegmentData[j].subpathIsClosed = true; - } - - data.subpathStartIndex = currentSubpathStartIndex; - data.subpathEndIndex = i; - data.subpathIsClosed = true; - } - - currentSubpathStartIndex = i + 1; - } - - switch(segment->pathSegType()) - { - case PATHSEG_CURVETO_CUBIC_ABS: - { - SVGPathSegCurvetoCubicAbsImpl *s = static_cast<SVGPathSegCurvetoCubicAbsImpl *>(segment); - previousCubicX2 = s->x2(); - previousCubicY2 = s->y2(); - break; - } - case PATHSEG_CURVETO_CUBIC_REL: - { - SVGPathSegCurvetoCubicRelImpl *s = static_cast<SVGPathSegCurvetoCubicRelImpl *>(segment); - previousCubicX2 = curx + s->x2(); - previousCubicY2 = cury + s->y2(); - break; - } - case PATHSEG_CURVETO_CUBIC_SMOOTH_ABS: - { - SVGPathSegCurvetoCubicSmoothAbsImpl *s = static_cast<SVGPathSegCurvetoCubicSmoothAbsImpl *>(segment); - s->setPreviousX2(previousCubicX2); - s->setPreviousY2(previousCubicY2); - previousCubicX2 = s->x2(); - previousCubicY2 = s->y2(); - break; - } - case PATHSEG_CURVETO_CUBIC_SMOOTH_REL: - { - SVGPathSegCurvetoCubicSmoothRelImpl *s = static_cast<SVGPathSegCurvetoCubicSmoothRelImpl *>(segment); - s->setPreviousAbsX2(previousCubicX2); - s->setPreviousAbsY2(previousCubicY2); - previousCubicX2 = curx + s->x2(); - previousCubicY2 = cury + s->y2(); - break; - } - case PATHSEG_CURVETO_QUADRATIC_ABS: - { - SVGPathSegCurvetoQuadraticAbsImpl *s = static_cast<SVGPathSegCurvetoQuadraticAbsImpl *>(segment); - previousQuadraticX1 = s->x1(); - previousQuadraticY1 = s->y1(); - break; - } - case PATHSEG_CURVETO_QUADRATIC_REL: - { - SVGPathSegCurvetoQuadraticRelImpl *s = static_cast<SVGPathSegCurvetoQuadraticRelImpl *>(segment); - previousQuadraticX1 = curx + s->x1(); - previousQuadraticY1 = cury + s->y1(); - break; - } - case PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS: - { - SVGPathSegCurvetoQuadraticSmoothAbsImpl *s = static_cast<SVGPathSegCurvetoQuadraticSmoothAbsImpl *>(segment); - s->setPreviousX1(previousQuadraticX1); - s->setPreviousY1(previousQuadraticY1); - previousQuadraticX1 = s->x1(curx); - previousQuadraticY1 = s->y1(cury); - break; - } - case PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL: - { - SVGPathSegCurvetoQuadraticSmoothRelImpl *s = static_cast<SVGPathSegCurvetoQuadraticSmoothRelImpl *>(segment); - s->setPreviousAbsX1(previousQuadraticX1); - s->setPreviousAbsY1(previousQuadraticY1); - previousQuadraticX1 = s->absX1(curx); - previousQuadraticY1 = s->absY1(cury); - break; - } - default: - previousCubicX2 = curx; - previousCubicY2 = cury; - previousQuadraticX1 = curx; - previousQuadraticY1 = cury; - break; - } - - data.startx = curx; - data.starty = cury; - - segment->getDeltasAndSlopes(curx, cury, &data.dx, &data.dy, &data.startSlope, &data.endSlope); - - pathSegmentData[i] = data; - - curx += data.dx; - cury += data.dy; - } - - if(currentSubpathStartIndex >= 0) - { - // Finish the previous subpath. - for(unsigned int j = currentSubpathStartIndex; j < numSegments; j++) - { - pathSegmentData[j].subpathStartIndex = currentSubpathStartIndex; - pathSegmentData[j].subpathEndIndex = numSegments - 1; - pathSegmentData[j].subpathIsClosed = false; - } - } - - m_markers.resize(numSegments); - - for(unsigned int i = 0; i < numSegments; i++) - { - struct Marker marker; - - marker.x = pathSegmentData[i].startx + pathSegmentData[i].dx; - marker.y = pathSegmentData[i].starty + pathSegmentData[i].dy; - - double inSlope; - double outSlope; - bool haveInSlope = false; - bool haveOutSlope = false; - - if(pathSegmentData[i].subpathStartIndex == i && pathSegmentData[i].subpathIsClosed) - { - // Spec: For closed subpaths, the marker for the initial vertex uses the end direction - // of the corresponding closepath for its incoming slope and the first segment's - // start slope for its outgoing slope. - haveInSlope = getEndSlope(pathSegmentData, pathSegmentData[i].subpathEndIndex, &inSlope); - haveOutSlope = getStartSlope(pathSegmentData, i + 1, &outSlope); - } - else if(pathSegmentData[i].type == PATHSEG_CLOSEPATH) - { - haveInSlope = getEndSlope(pathSegmentData, i, &inSlope); - - // Spec: If the segment following a closepath is other than a moveto, the marker - // for the closepath uses the following segment's start direction as its - // outgoing direction. - if(i + 1 < numSegments && (pathSegmentData[i + 1].type != PATHSEG_MOVETO_ABS && pathSegmentData[i + 1].type != PATHSEG_MOVETO_REL)) - haveOutSlope = getStartSlope(pathSegmentData, i + 1, &outSlope); - else - haveOutSlope = getStartSlope(pathSegmentData, pathSegmentData[i].subpathStartIndex, &outSlope); - } - else - { - haveOutSlope = getStartSlope(pathSegmentData, i + 1, &outSlope); - haveInSlope = getEndSlope(pathSegmentData, i, &inSlope); - } - - if(!haveInSlope && !haveOutSlope) - { - outSlope = 0; - inSlope = 0; - } - else if(haveInSlope && !haveOutSlope) - outSlope = inSlope; - else if(!haveInSlope && haveOutSlope) - inSlope = outSlope; - - double bisector = SVGAngleImpl::shortestArcBisector(inSlope, outSlope); - marker.angle = bisector; - - m_markers[i] = marker; - } -} - -bool SVGPathElementImpl::MarkerData::getStartSlope(TQValueVector<SegmentData> segments, unsigned int i, double *pStartSlope) -{ - if(i > segments.count() - 1 || segments[i].type == PATHSEG_MOVETO_ABS || segments[i].type == PATHSEG_MOVETO_REL) - return false; - else - { - const double epsilon = DBL_EPSILON; - - if(fabs(segments[i].dx) > epsilon || fabs(segments[i].dy) > epsilon) - { - *pStartSlope = segments[i].startSlope; - return true; - } - else - { - int subpathStartIndex = segments[i].subpathStartIndex; - - for(int j = i - 1; j >= subpathStartIndex; j--) - { - if(segments[j].type == PATHSEG_MOVETO_ABS || segments[j].type == PATHSEG_MOVETO_REL) - return false; - - if(fabs(segments[j].dx) > epsilon || fabs(segments[j].dy) > epsilon) - { - *pStartSlope = segments[j].endSlope; - return true; - } - } - - return false; - } - } -} - -bool SVGPathElementImpl::MarkerData::getEndSlope(TQValueVector<SegmentData> segments, unsigned int i, double *pEndSlope) -{ - if(i > segments.count() - 1 || segments[i].type == PATHSEG_MOVETO_ABS || segments[i].type == PATHSEG_MOVETO_REL) - return false; - else - { - const double epsilon = DBL_EPSILON; - - if(fabs(segments[i].dx) > epsilon || fabs(segments[i].dy) > epsilon) - { - *pEndSlope = segments[i].endSlope; - return true; - } - else - { - int subpathEndIndex = segments[i].subpathEndIndex; - - for(int j = i + 1; j <= subpathEndIndex; j++) - { - if(segments[j].type == PATHSEG_MOVETO_ABS || segments[j].type == PATHSEG_MOVETO_REL) - return false; - - if(fabs(segments[j].dx) > epsilon || fabs(segments[j].dy) > epsilon) - { - *pEndSlope = segments[j].startSlope; - return true; - } - } - - return false; - } - } -} - -// vim:ts=4:noet |