inkscape/src/sp-tag.cpp

a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White/** \file
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White * SVG <inkscape:tag> implementation
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White *
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White * Authors:
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White *   Theodore Janeczko
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White *   Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White *
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White * Copyright (C) Theodore Janeczko 2012-2014 <flutterguy317@gmail.com>
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White *
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White * Released under GNU GPL, read the file 'COPYING' for more information
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White */
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White#include "attributes.h"
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White#include "sp-tag.h"
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White#include "xml/repr.h"
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White#include <cstring>
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White/*
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White * Move this SPItem into or after another SPItem in the doc
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White * \param  target - the SPItem to move into or after
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White * \param  intoafter - move to after the target (false), move inside (sublayer) of the target (true)
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White */
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. Whitevoid SPTag::moveTo(SPObject *target, gboolean intoafter) {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    Inkscape::XML::Node *target_ref = ( target ? target->getRepr() : NULL );
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    Inkscape::XML::Node *our_ref = getRepr();
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    gboolean first = FALSE;
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    if (target_ref == our_ref) {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        // Move to ourself ignore
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        return;
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    }
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    if (!target_ref) {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        // Assume move to the "first" in the top node, find the top node
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        target_ref = our_ref;
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        while (target_ref->parent() != target_ref->root()) {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White            target_ref = target_ref->parent();
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        }
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        first = TRUE;
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    }
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    if (intoafter) {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        // Move this inside of the target at the end
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        our_ref->parent()->removeChild(our_ref);
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        target_ref->addChild(our_ref, NULL);
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    } else if (target_ref->parent() != our_ref->parent()) {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        // Change in parent, need to remove and add
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        our_ref->parent()->removeChild(our_ref);
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        target_ref->parent()->addChild(our_ref, target_ref);
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    } else if (!first) {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        // Same parent, just move
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        our_ref->parent()->changeOrder(our_ref, target_ref);
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    }
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White}
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White/**
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White * Reads the Inkscape::XML::Node, and initializes SPTag variables.  For this to get called,
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White * our name must be associated with a repr via "sp_object_type_register".  Best done through
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White * sp-object-repr.cpp's repr_name_entries array.
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White */
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. Whitevoid
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. WhiteSPTag::build(SPDocument *document, Inkscape::XML::Node *repr)
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White{
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    readAttr( "inkscape:expanded" );
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    SPObject::build(document, repr);
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White}
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White/**
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White * Sets a specific value in the SPTag.
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White */
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. Whitevoid
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. WhiteSPTag::set(unsigned int key, gchar const *value)
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White{
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    switch (key)
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        case SP_ATTR_INKSCAPE_EXPANDED:
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White            if ( value && !strcmp(value, "true") ) {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White                setExpanded(true);
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White            }
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White            break;
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        default:
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White                SPObject::set(key, value);
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White            break;
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    }
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White}
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. Whitevoid SPTag::setExpanded(bool isexpanded) {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    //if ( _expanded != isexpanded ){
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        _expanded = isexpanded;
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    //}
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White}
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White/**
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White * Receives update notifications.
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White */
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. Whitevoid
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. WhiteSPTag::update(SPCtx *ctx, guint flags)
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White{
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    if (flags & (SP_OBJECT_MODIFIED_FLAG | SP_OBJECT_STYLE_MODIFIED_FLAG |
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White                 SP_OBJECT_VIEWPORT_MODIFIED_FLAG)) {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        /* do something to trigger redisplay, updates? */
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    }
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    SPObject::update(ctx, flags);
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White}
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White/**
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White * Writes its settings to an incoming repr object, if any.
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White */
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. WhiteInkscape::XML::Node *
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. WhiteSPTag::write(Inkscape::XML::Document *doc, Inkscape::XML::Node *repr, guint flags)
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White{
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        repr = doc->createElement("inkscape:tag");
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    }
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    // Inkscape-only object, not copied during an "plain SVG" dump:
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    if (flags & SP_OBJECT_WRITE_EXT) {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        if (_expanded) {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White            repr->setAttribute("inkscape:expanded", "true");
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        } else {
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White            repr->setAttribute("inkscape:expanded", NULL);
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White        }
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    }
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    SPObject::write(doc, repr, flags);
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White    return repr;
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White}
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White/*
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White  Local Variables:
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White  mode:c++
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White  c-file-style:"stroustrup"
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White  indent-tabs-mode:nil
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White  fill-column:99
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White  End:
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White*/
a73b1f7fc9a9ba7e0d68f33292a885da6c2981d0Liam P. White// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :