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/*
* SVG <polyline> implementation
*
* Authors:
* Lauris Kaplinski <lauris@kaplinski.com>
* Abhishek Sharma
* Jon A. Cruz <jon@joncruz.org>
*
* Copyright (C) 1999-2002 Lauris Kaplinski
*
* Released under GNU GPL, read the file 'COPYING' for more information
*/
#include "config.h"
#include "attributes.h"
#include "sp-polyline.h"
#include "display/curve.h"
#include <glibmm/i18n.h>
#include "xml/repr.h"
#include "document.h"
SPShapeClass * SPPolyLineClass::static_parent_class=0;
GType SPPolyLine::sp_polyline_get_type(void)
{
static GType polyline_type = 0;
if (!polyline_type) {
GTypeInfo polyline_info = {
sizeof (SPPolyLineClass),
NULL, /* base_init */
NULL, /* base_finalize */
(GClassInitFunc) SPPolyLineClass::sp_polyline_class_init,
NULL, /* klass_finalize */
NULL, /* klass_data */
sizeof (SPPolyLine),
16, /* n_preallocs */
(GInstanceInitFunc) SPPolyLine::init,
NULL, /* value_table */
};
polyline_type = g_type_register_static (SP_TYPE_SHAPE, "SPPolyLine", &polyline_info, (GTypeFlags)0);
}
return polyline_type;
}
void SPPolyLineClass::sp_polyline_class_init(SPPolyLineClass *klass)
{
//GObjectClass * gobject_class = (GObjectClass *) klass;
SPObjectClass * sp_object_class = (SPObjectClass *) klass;
SPItemClass * item_class = (SPItemClass *) klass;
static_parent_class = (SPShapeClass *)g_type_class_ref(SP_TYPE_SHAPE);
sp_object_class->build = SPPolyLine::build;
sp_object_class->set = SPPolyLine::set;
sp_object_class->write = SPPolyLine::write;
item_class->description = SPPolyLine::getDescription;
}
void SPPolyLine::init(SPPolyLine * /*polyline*/)
{
/* Nothing here */
}
void SPPolyLine::build(SPObject * object, SPDocument * document, Inkscape::XML::Node * repr)
{
if (((SPObjectClass *) SPPolyLineClass::static_parent_class)->build) {
((SPObjectClass *) SPPolyLineClass::static_parent_class)->build (object, document, repr);
}
object->readAttr( "points" );
}
void SPPolyLine::set(SPObject *object, unsigned int key, const gchar *value)
{
SPPolyLine *polyline = SP_POLYLINE(object);
switch (key) {
case SP_ATTR_POINTS: {
SPCurve * curve;
const gchar * cptr;
char * eptr;
gboolean hascpt;
if (!value) break;
curve = new SPCurve ();
hascpt = FALSE;
cptr = value;
eptr = NULL;
while (TRUE) {
gdouble x, y;
while (*cptr != '\0' && (*cptr == ',' || *cptr == '\x20' || *cptr == '\x9' || *cptr == '\xD' || *cptr == '\xA')) {
cptr++;
}
if (!*cptr) break;
x = g_ascii_strtod (cptr, &eptr);
if (eptr == cptr) break;
cptr = eptr;
while (*cptr != '\0' && (*cptr == ',' || *cptr == '\x20' || *cptr == '\x9' || *cptr == '\xD' || *cptr == '\xA')) {
cptr++;
}
if (!*cptr) break;
y = g_ascii_strtod (cptr, &eptr);
if (eptr == cptr) break;
cptr = eptr;
if (hascpt) {
curve->lineto(x, y);
} else {
curve->moveto(x, y);
hascpt = TRUE;
}
}
(SP_SHAPE (polyline))->setCurve (curve, TRUE);
curve->unref();
break;
}
default:
if (((SPObjectClass *) SPPolyLineClass::static_parent_class)->set) {
((SPObjectClass *) SPPolyLineClass::static_parent_class)->set (object, key, value);
}
break;
}
}
Inkscape::XML::Node *SPPolyLine::write(SPObject *object, Inkscape::XML::Document *xml_doc, Inkscape::XML::Node *repr, guint flags)
{
SP_POLYLINE(object);
if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) {
repr = xml_doc->createElement("svg:polyline");
}
if (repr != object->getRepr()) {
repr->mergeFrom(object->getRepr(), "id");
}
if (((SPObjectClass *) (SPPolyLineClass::static_parent_class))->write) {
((SPObjectClass *) (SPPolyLineClass::static_parent_class))->write (object, xml_doc, repr, flags);
}
return repr;
}
gchar *SPPolyLine::getDescription(SPItem * /*item*/)
{
return g_strdup(_("<b>Polyline</b>"));
}
/*
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 :
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