src/filters/tile.cpp

	tile.cpp revision 6afde8674707ca6bde7835c5a6e4f182daf789af
/** \file
 * SVG <feTile> implementation.
 *
 */
/*
 * Authors:
 *   hugo Rodrigues <haa.rodrigues@gmail.com>
 *
 * Copyright (C) 2006 Hugo Rodrigues
 *
 * Released under GNU GPL, read the file 'COPYING' for more information
 */

#include "attributes.h"
#include "svg/svg.h"
#include "filters/tile.h"
#include "xml/repr.h"
#include "display/nr-filter.h"
#include "display/nr-filter-tile.h"

SPFeTile::SPFeTile() : SPFilterPrimitive() {
}

SPFeTile::~SPFeTile() {
}

/**
 * Reads the Inkscape::XML::Node, and initializes SPFeTile variables.  For this to get called,
 * our name must be associated with a repr via "sp_object_type_register".  Best done through
 * sp-object-repr.cpp's repr_name_entries array.
 */
void SPFeTile::build(SPDocument *document, Inkscape::XML::Node *repr) {
    SPFilterPrimitive::build(document, repr);
}

/**
 * Drops any allocated memory.
 */
void SPFeTile::release() {
    SPFilterPrimitive::release();
}

/**
 * Sets a specific value in the SPFeTile.
 */
void SPFeTile::set(unsigned int key, gchar const *value) {
    switch(key) {
    /*DEAL WITH SETTING ATTRIBUTES HERE*/
        default:
            SPFilterPrimitive::set(key, value);
            break;
    }
}

/**
 * Receives update notifications.
 */
void SPFeTile::update(SPCtx *ctx, guint flags) {
    if (flags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG |
                 SP_OBJECT_VIEWPORT_MODIFIED_FLAG)) {

        /* do something to trigger redisplay, updates? */

    }

    SPFilterPrimitive::update(ctx, flags);
}

/**
 * Writes its settings to an incoming repr object, if any.
 */
Inkscape::XML::Node* SPFeTile::write(Inkscape::XML::Document *doc, Inkscape::XML::Node *repr, guint flags) {
    /* TODO: Don't just clone, but create a new repr node and write all
     * relevant values into it */
    if (!repr) {
        repr = this->getRepr()->duplicate(doc);
    }

    SPFilterPrimitive::write(doc, repr, flags);

    return repr;
}

void SPFeTile::build_renderer(Inkscape::Filters::Filter* filter) {
    g_assert(this != NULL);
    g_assert(filter != NULL);

    int primitive_n = filter->add_primitive(Inkscape::Filters::NR_FILTER_TILE);
    Inkscape::Filters::FilterPrimitive *nr_primitive = filter->get_primitive(primitive_n);
    Inkscape::Filters::FilterTile *nr_tile = dynamic_cast<Inkscape::Filters::FilterTile*>(nr_primitive);
    g_assert(nr_tile != NULL);

    sp_filter_primitive_renderer_common(this, nr_primitive);
}

/*
  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 :