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#define __SP_FEMERGE_CPP__
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* SVG <feMerge> implementation.
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* hugo Rodrigues <haa.rodrigues@gmail.com>
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* Copyright (C) 2006 Hugo Rodrigues
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* Released under GNU GPL, read the file 'COPYING' for more information
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#include "attributes.h"
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#include "sp-femerge.h"
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#include "sp-femergenode.h"
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#include "display/nr-filter-merge.h"
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/* FeMerge base class */
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static void sp_feMerge_class_init(SPFeMergeClass *klass);
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static void sp_feMerge_init(SPFeMerge *feMerge);
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static void sp_feMerge_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr);
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static void sp_feMerge_release(SPObject *object);
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static void sp_feMerge_set(SPObject *object, unsigned int key, gchar const *value);
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static void sp_feMerge_update(SPObject *object, SPCtx *ctx, guint flags);
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static Inkscape::XML::Node *sp_feMerge_write(SPObject *object, Inkscape::XML::Document *doc, Inkscape::XML::Node *repr, guint flags);
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static void sp_feMerge_build_renderer(SPFilterPrimitive *primitive, NR::Filter *filter);
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static SPFilterPrimitiveClass *feMerge_parent_class;
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static GType feMerge_type = 0;
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GTypeInfo feMerge_info = {
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sizeof(SPFeMergeClass),
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(GClassInitFunc) sp_feMerge_class_init,
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(GInstanceInitFunc) sp_feMerge_init,
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NULL, /* value_table */
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feMerge_type = g_type_register_static(SP_TYPE_FILTER_PRIMITIVE, "SPFeMerge", &feMerge_info, (GTypeFlags)0);
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sp_feMerge_class_init(SPFeMergeClass *klass)
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SPObjectClass *sp_object_class = (SPObjectClass *)klass;
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SPFilterPrimitiveClass *sp_primitive_class = (SPFilterPrimitiveClass *)klass;
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feMerge_parent_class = (SPFilterPrimitiveClass*)g_type_class_peek_parent(klass);
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sp_object_class->build = sp_feMerge_build;
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sp_object_class->release = sp_feMerge_release;
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sp_object_class->write = sp_feMerge_write;
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sp_object_class->set = sp_feMerge_set;
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sp_object_class->update = sp_feMerge_update;
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sp_primitive_class->build_renderer = sp_feMerge_build_renderer;
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sp_feMerge_init(SPFeMerge */*feMerge*/)
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* Reads the Inkscape::XML::Node, and initializes SPFeMerge variables. For this to get called,
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* our name must be associated with a repr via "sp_object_type_register". Best done through
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* sp-object-repr.cpp's repr_name_entries array.
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sp_feMerge_build(SPObject *object, SPDocument *document, Inkscape::XML::Node *repr)
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if (((SPObjectClass *) feMerge_parent_class)->build) {
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((SPObjectClass *) feMerge_parent_class)->build(object, document, repr);
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/*LOAD ATTRIBUTES FROM REPR HERE*/
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* Drops any allocated memory.
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sp_feMerge_release(SPObject *object)
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if (((SPObjectClass *) feMerge_parent_class)->release)
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((SPObjectClass *) feMerge_parent_class)->release(object);
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* Sets a specific value in the SPFeMerge.
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sp_feMerge_set(SPObject *object, unsigned int key, gchar const *value)
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SPFeMerge *feMerge = SP_FEMERGE(object);
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/*DEAL WITH SETTING ATTRIBUTES HERE*/
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if (((SPObjectClass *) feMerge_parent_class)->set)
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((SPObjectClass *) feMerge_parent_class)->set(object, key, value);
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* Receives update notifications.
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sp_feMerge_update(SPObject *object, SPCtx *ctx, guint flags)
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if (flags & SP_OBJECT_MODIFIED_FLAG) {
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object->parent->requestModified(SP_OBJECT_MODIFIED_FLAG);
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if (((SPObjectClass *) feMerge_parent_class)->update) {
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((SPObjectClass *) feMerge_parent_class)->update(object, ctx, flags);
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* Writes its settings to an incoming repr object, if any.
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static Inkscape::XML::Node *
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sp_feMerge_write(SPObject *object, Inkscape::XML::Document *doc, Inkscape::XML::Node *repr, guint flags)
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// Inkscape-only object, not copied during an "plain SVG" dump:
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if (flags & SP_OBJECT_WRITE_EXT) {
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//repr->mergeFrom(SP_OBJECT_REPR(object), "id");
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repr = SP_OBJECT_REPR(object)->duplicate(doc);
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if (((SPObjectClass *) feMerge_parent_class)->write) {
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((SPObjectClass *) feMerge_parent_class)->write(object, doc, repr, flags);
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static void sp_feMerge_build_renderer(SPFilterPrimitive *primitive, NR::Filter *filter) {
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g_assert(primitive != NULL);
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g_assert(filter != NULL);
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SPFeMerge *sp_merge = SP_FEMERGE(primitive);
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int primitive_n = filter->add_primitive(NR::NR_FILTER_MERGE);
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NR::FilterPrimitive *nr_primitive = filter->get_primitive(primitive_n);
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NR::FilterMerge *nr_merge = dynamic_cast<NR::FilterMerge*>(nr_primitive);
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g_assert(nr_merge != NULL);
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sp_filter_primitive_renderer_common(primitive, nr_primitive);
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SPObject *input = primitive->children;
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if (SP_IS_FEMERGENODE(input)) {
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SPFeMergeNode *node = SP_FEMERGENODE(input);
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nr_merge->set_input(in_nr, node->input);
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c-file-style:"stroustrup"
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c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
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// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :
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src/sp-femerge.cpp
