diff options
author | Michele Calgaro <[email protected]> | 2020-12-13 19:22:19 +0900 |
---|---|---|
committer | Michele Calgaro <[email protected]> | 2020-12-13 21:14:47 +0900 |
commit | c57343e948aa9f3346ad866ad88d4b1330d098b8 (patch) | |
tree | 143dc455ce45167d0ae2809678967eeeb1e62ac6 /ksvg/impl/SVGHelperImpl.cpp | |
parent | d56dba4d2f900eb73d5ee00586c1b2d84b132b3f (diff) | |
download | tdegraphics-c57343e948aa9f3346ad866ad88d4b1330d098b8.tar.gz tdegraphics-c57343e948aa9f3346ad866ad88d4b1330d098b8.zip |
Renaming of files in preparation for code style tools.
Signed-off-by: Michele Calgaro <[email protected]>
(cherry picked from commit 14d0fbe96c6abdb9da80e99953aec672f999948c)
Diffstat (limited to 'ksvg/impl/SVGHelperImpl.cpp')
-rw-r--r-- | ksvg/impl/SVGHelperImpl.cpp | 228 |
1 files changed, 228 insertions, 0 deletions
diff --git a/ksvg/impl/SVGHelperImpl.cpp b/ksvg/impl/SVGHelperImpl.cpp new file mode 100644 index 00000000..fb546fbe --- /dev/null +++ b/ksvg/impl/SVGHelperImpl.cpp @@ -0,0 +1,228 @@ +/* + Copyright (C) 2002-2003 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 <kdebug.h> + +#include <tqregexp.h> + +#include "SVGRectImpl.h" +#include "SVGMatrixImpl.h" +#include "SVGHelperImpl.h" +#include "SVGElementImpl.h" +#include "SVGDocumentImpl.h" +#include "SVGStylableImpl.h" +#include "SVGTransformImpl.h" +#include "SVGStringListImpl.h" +#include "SVGSVGElementImpl.h" +#include "SVGTransformListImpl.h" +#include "SVGTransformableImpl.h" +#include "SVGAnimatedLengthImpl.h" +#include "SVGAnimatedLengthListImpl.h" + +#include "KSVGCanvas.h" +#include "CanvasItem.h" + +using namespace KSVG; + +#include "ksvg_ecma.h" +#include "ksvg_window.h" + +SVGHelperImpl::SVGHelperImpl() +{ +} + +SVGHelperImpl::~SVGHelperImpl() +{ +} + +void SVGHelperImpl::updateItem(KJS::ExecState *exec, const DOM::Node node) +{ + // Get document + SVGDocumentImpl *doc = Window::retrieveActive(exec)->doc(); + + // Update canvas, recursively if needed + SVGShapeImpl *shape = dynamic_cast<SVGShapeImpl *>(doc->getElementFromHandle(node.handle())); + + if(shape && shape->item()) + { + shape->item()->update(UPDATE_TRANSFORM); + shape->item()->draw(); + shape->blit(doc->canvas()); + } + + if(const_cast<DOM::Node &>(node).hasChildNodes()) + { + DOM::Node iterate = node.firstChild(); + for(; !iterate.isNull(); iterate = iterate.nextSibling()) + updateItem(exec, iterate); + } +} + +void SVGHelperImpl::copyAttributes(SVGElementImpl *src, SVGElementImpl *dst) +{ + TQDictIterator<DOM::DOMString> it(src->attributes()); + for(; it.current(); ++it) + { + DOM::DOMString name = it.currentKey(); + DOM::DOMString value = it.current()->string(); + + if(name != "id" && !dst->hasAttribute(name)) + { + dst->setAttribute(name, value); + dst->setAttributeInternal(name, value); + } + } +} + +void SVGHelperImpl::parseList(SVGStringListImpl *list, char seperator, const TQString &data) +{ + // TODO : more error checking/reporting + list->clear(); + + TQStringList substrings = TQStringList::split(seperator, data); + TQStringList::ConstIterator it = substrings.begin(); + TQStringList::ConstIterator end = substrings.end(); + for(; it != end; ++it) + { + SharedString *string = new SharedString(*it); + string->ref(); + + list->appendItem(string); + } +} + +void SVGHelperImpl::parseLengthList(SVGAnimatedLengthListImpl *list, const TQString &lengths, LengthMode mode, SVGElementImpl *object) +{ + // get either comma or space delimited lists + // TODO : more error checking/reporting + TQStringList sublengths = TQStringList::split(TQRegExp("[, ]"), lengths); + TQStringList::ConstIterator it = sublengths.begin(); + TQStringList::ConstIterator end = sublengths.end(); + + SVGLengthImpl *lengthImpl = 0; + for(; it != end; ++it) + { + lengthImpl = new SVGLengthImpl(mode, object); + lengthImpl->ref(); + + lengthImpl->setValueAsString(*it); + list->baseVal()->appendItem(lengthImpl); + } +} + +void SVGHelperImpl::parseCommaSeperatedList(SVGStringListImpl *list, const TQString &data) +{ + parseList(list, ',', data); +} + +void SVGHelperImpl::parseSemicolonSeperatedList(SVGStringListImpl *list, const TQString &data) +{ + parseList(list, ';', data); +} + +void SVGHelperImpl::parseTransformAttribute(SVGTransformListImpl *list, const TQString &transform) +{ + // Split string for handling 1 transform statement at a time + TQStringList subtransforms = TQStringList::split(')', transform); + TQStringList::ConstIterator it = subtransforms.begin(); + TQStringList::ConstIterator end = subtransforms.end(); + for(; it != end; ++it) + { + TQStringList subtransform = TQStringList::split('(', (*it)); + + subtransform[0] = subtransform[0].stripWhiteSpace().lower(); + subtransform[1] = subtransform[1].simplifyWhiteSpace(); + TQRegExp reg("([-]?\\d*\\.?\\d+(?:e[-]?\\d+)?)"); + + int pos = 0; + TQStringList params; + + while(pos >= 0) + { + pos = reg.search(subtransform[1], pos); + if(pos != -1) + { + params += reg.cap(1); + pos += reg.matchedLength(); + } + } + + if(subtransform[0].startsWith(";") || subtransform[0].startsWith(",")) + subtransform[0] = subtransform[0].right(subtransform[0].length() - 1); + + SVGTransformImpl *t = SVGSVGElementImpl::createSVGTransform(); + + if(subtransform[0] == "rotate") + { + if(params.count() == 3) + t->setRotate(params[0].toDouble(), + params[1].toDouble(), + params[2].toDouble()); + else + t->setRotate(params[0].toDouble(), 0, 0); + } + else if(subtransform[0] == "translate") + { + if(params.count() == 2) + t->setTranslate(params[0].toDouble(), params[1].toDouble()); + else // Spec : if only one param given, assume 2nd param to be 0 + t->setTranslate(params[0].toDouble(), 0); + } + else if(subtransform[0] == "scale") + { + if(params.count() == 2) + t->setScale(params[0].toDouble(), params[1].toDouble()); + else // Spec : if only one param given, assume uniform scaling + t->setScale(params[0].toDouble(), params[0].toDouble()); + } + else if(subtransform[0] == "skewx") + t->setSkewX(params[0].toDouble()); + else if(subtransform[0] == "skewy") + t->setSkewY(params[0].toDouble()); + else if(subtransform[0] == "matrix") + { + if(params.count() >= 6) + { + SVGMatrixImpl *ret = new SVGMatrixImpl(params[0].toDouble(), + params[1].toDouble(), + params[2].toDouble(), + params[3].toDouble(), + params[4].toDouble(), + params[5].toDouble()); + t->setMatrix(ret); + } + } + + list->appendItem(t); + } +} + +/// convert from user space to "real" pixels on rendering area +TQRect SVGHelperImpl::fromUserspace(SVGElementImpl *obj, const TQRect &r) +{ + TQRect sr; + + SVGLocatableImpl *locate = dynamic_cast<SVGLocatableImpl *>(obj); + + if(locate) + sr = locate->screenCTM()->qmatrix().mapRect(r); + + return sr; +} |