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svg_loader: allow multiple defs tags

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If svg contained multiple defs tags only the first one was handled correctly.
Every next 'defs' tag was skipped and its inner elements parsed as it was
outside the defs.
This commit is contained in:
Michal Maciola 2021-07-29 04:47:33 +02:00 • committed by GitHub
parent 02081d8cdc
commit eb810a92f2
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 7 deletions
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13
src/loaders/svg/tvgSvgLoader.cpp
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@ -1087,8 +1087,11 @@ static SvgNode* _createNode(SvgNode* parent, SvgNodeType type)
static SvgNode* _createDefsNode(TVG_UNUSED SvgLoaderData* loader, TVG_UNUSED SvgNode* parent, const char* buf, unsigned bufLength)
{
if (loader->def && loader->doc->node.doc.defs) return nullptr;
if (loader->def && loader->doc->node.doc.defs) return loader->def;
SvgNode* node = _createNode(nullptr, SvgNodeType::Defs);
loader->def = node;
loader->doc->node.doc.defs = node;
return node;
}
@ -2342,18 +2345,14 @@ static void _svgLoaderParserXmlOpen(SvgLoaderData* loader, const char* content,
node = method(loader, nullptr, attrs, attrsLength);
loader->doc = node;
} else {
if (!strcmp(tagName, "svg")) return; //Already loadded <svg>(SvgNodeType::Doc) tag
if (!strcmp(tagName, "svg")) return; //Already loaded <svg>(SvgNodeType::Doc) tag
if (loader->stack.count > 0) parent = loader->stack.data[loader->stack.count - 1];
else parent = loader->doc;
node = method(loader, parent, attrs, attrsLength);
}
if (!node) return;
if (node->type == SvgNodeType::Defs) {
loader->doc->node.doc.defs = node;
loader->def = node;
if (!empty) loader->stack.push(node);
} else {
if (node->type != SvgNodeType::Defs || !empty) {
loader->stack.push(node);
}
} else if ((method = _findGraphicsFactory(tagName))) {