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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
commit | cca66b9ec4e494c1d919bff0f71a820d8afab1fa (patch) | |
tree | 146f39ded1c938019e1ed42d30923c2ac9e86789 /src/object/sp-mesh-patch.cpp | |
parent | Initial commit. (diff) | |
download | inkscape-upstream.tar.xz inkscape-upstream.zip |
Adding upstream version 1.2.2.upstream/1.2.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/object/sp-mesh-patch.cpp | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/src/object/sp-mesh-patch.cpp b/src/object/sp-mesh-patch.cpp new file mode 100644 index 0000000..3d1fddd --- /dev/null +++ b/src/object/sp-mesh-patch.cpp @@ -0,0 +1,138 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/** @file + * @gradient meshpatch class. + */ +/* Authors: + * Lauris Kaplinski <lauris@kaplinski.com> + * bulia byak + * Johan Engelen <j.b.c.engelen@ewi.utwente.nl> + * Jon A. Cruz <jon@joncruz.org> + * Tavmjong Bah <tavjong@free.fr> + * + * Copyright (C) 1999,2005 authors + * Copyright (C) 2010 Jon A. Cruz + * Copyright (C) 2012 Tavmjong Bah + * + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ +#include "sp-mesh-patch.h" +#include "style.h" + +#include "attributes.h" + +SPMeshpatch* SPMeshpatch::getNextMeshpatch() +{ + SPMeshpatch *result = nullptr; + + for (SPObject* obj = getNext(); obj && !result; obj = obj->getNext()) { + if (SP_IS_MESHPATCH(obj)) { + result = SP_MESHPATCH(obj); + } + } + + return result; +} + +SPMeshpatch* SPMeshpatch::getPrevMeshpatch() +{ + SPMeshpatch *result = nullptr; + + for (SPObject* obj = getPrev(); obj; obj = obj->getPrev()) { + // The closest previous SPObject that is an SPMeshpatch *should* be ourself. + if (SP_IS_MESHPATCH(obj)) { + SPMeshpatch* meshpatch = SP_MESHPATCH(obj); + // Sanity check to ensure we have a proper sibling structure. + if (meshpatch->getNextMeshpatch() == this) { + result = meshpatch; + } else { + g_warning("SPMeshpatch previous/next relationship broken"); + } + break; + } + } + + return result; +} + + +/* + * Mesh Patch + */ +SPMeshpatch::SPMeshpatch() : SPObject() { + this->tensor_string = nullptr; +} + +SPMeshpatch::~SPMeshpatch() = default; + +void SPMeshpatch::build(SPDocument* doc, Inkscape::XML::Node* repr) { + SPObject::build(doc, repr); + + this->readAttr(SPAttr::TENSOR); +} + +/** + * Virtual build: set meshpatch attributes from its associated XML node. + */ +void SPMeshpatch::set(SPAttr key, const gchar* value) { + switch (key) { + case SPAttr::TENSOR: { + if (value) { + this->tensor_string = new Glib::ustring( value ); + // std::cout << "sp_meshpatch_set: Tensor string: " << patch->tensor_string->c_str() << std::endl; + } + break; + } + default: { + // Do nothing + } + } +} + +/** + * modified + */ +void SPMeshpatch::modified(unsigned int flags) { + + flags &= SP_OBJECT_MODIFIED_CASCADE; + std::vector<SPObject *> l; + for (auto& child: children) { + sp_object_ref(&child); + l.push_back(&child); + } + + for (auto child:l) { + if (flags || (child->mflags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_CHILD_MODIFIED_FLAG))) { + child->emitModified(flags); + } + sp_object_unref(child); + } +} + + +/** + * Virtual set: set attribute to value. + */ +Inkscape::XML::Node* SPMeshpatch::write(Inkscape::XML::Document* xml_doc, Inkscape::XML::Node* repr, guint flags) { + if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) { + repr = xml_doc->createElement("svg:meshpatch"); + } + + SPObject::write(xml_doc, repr, flags); + + return repr; +} + +/** + * Virtual write: write object attributes to repr. + */ + +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 : |