moving trunk for module inkscape

(bzr r1)

1 files changed, 177 insertions, 0 deletions

diff --git a/src/sp-polyline.cpp b/src/sp-polyline.cpp
new file mode 100644
index 000000000..54a38ccd1
--- /dev/null
+++ b/src/sp-polyline.cpp
@@ -0,0 +1,177 @@
+#define __SP_POLYLINE_C__
+
+/*
+ * SVG <polyline> implementation
+ *
+ * Authors:
+ *   Lauris Kaplinski <lauris@kaplinski.com>
+ *
+ * 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"
+
+static void sp_polyline_class_init (SPPolyLineClass *klass);
+static void sp_polyline_init (SPPolyLine *polyline);
+
+static void sp_polyline_build (SPObject * object, SPDocument * document, Inkscape::XML::Node * repr);
+static void sp_polyline_set (SPObject *object, unsigned int key, const gchar *value);
+static Inkscape::XML::Node *sp_polyline_write (SPObject *object, Inkscape::XML::Node *repr, guint flags);
+
+static gchar * sp_polyline_description (SPItem * item);
+
+static SPShapeClass *parent_class;
+
+GType
+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) sp_polyline_class_init,
+			NULL,	/* klass_finalize */
+			NULL,	/* klass_data */
+			sizeof (SPPolyLine),
+			16,	/* n_preallocs */
+			(GInstanceInitFunc) sp_polyline_init,
+			NULL,	/* value_table */
+		};
+		polyline_type = g_type_register_static (SP_TYPE_SHAPE, "SPPolyLine", &polyline_info, (GTypeFlags)0);
+	}
+	return polyline_type;
+}
+
+static void
+sp_polyline_class_init (SPPolyLineClass *klass)
+{
+	GObjectClass * gobject_class;
+	SPObjectClass * sp_object_class;
+	SPItemClass * item_class;
+
+	gobject_class = (GObjectClass *) klass;
+	sp_object_class = (SPObjectClass *) klass;
+	item_class = (SPItemClass *) klass;
+
+	parent_class = (SPShapeClass *)g_type_class_ref (SP_TYPE_SHAPE);
+
+	sp_object_class->build = sp_polyline_build;
+	sp_object_class->set = sp_polyline_set;
+	sp_object_class->write = sp_polyline_write;
+
+	item_class->description = sp_polyline_description;
+}
+
+static void
+sp_polyline_init (SPPolyLine * polyline)
+{
+	/* Nothing here */
+}
+
+static void
+sp_polyline_build (SPObject * object, SPDocument * document, Inkscape::XML::Node * repr)
+{
+
+	if (((SPObjectClass *) parent_class)->build)
+		((SPObjectClass *) parent_class)->build (object, document, repr);
+
+	sp_object_read_attr (object, "points");
+}
+
+static void
+sp_polyline_set (SPObject *object, unsigned int key, const gchar *value)
+{
+	SPPolyLine *polyline;
+
+	polyline = SP_POLYLINE (object);
+
+	switch (key) {
+	case SP_ATTR_POINTS: {
+		SPCurve * curve;
+		const gchar * cptr;
+		char * eptr;
+		gboolean hascpt;
+
+		if (!value) break;
+		curve = sp_curve_new ();
+		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) {
+				sp_curve_lineto (curve, x, y);
+			} else {
+				sp_curve_moveto (curve, x, y);
+				hascpt = TRUE;
+			}
+		}
+		
+		sp_shape_set_curve (SP_SHAPE (polyline), curve, TRUE);
+		sp_curve_unref (curve);
+		break;
+	}
+	default:
+		if (((SPObjectClass *) parent_class)->set)
+			((SPObjectClass *) parent_class)->set (object, key, value);
+		break;
+	}
+}
+
+static Inkscape::XML::Node *
+sp_polyline_write (SPObject *object, Inkscape::XML::Node *repr, guint flags)
+{
+	SPPolyLine *polyline;
+
+	polyline = SP_POLYLINE (object);
+
+	if ((flags & SP_OBJECT_WRITE_BUILD) && !repr) {
+		repr = sp_repr_new ("svg:polyline");
+	}
+
+	if (repr != SP_OBJECT_REPR (object)) {
+		repr->mergeFrom(SP_OBJECT_REPR (object), "id");
+	}
+
+	if (((SPObjectClass *) (parent_class))->write)
+		((SPObjectClass *) (parent_class))->write (object, repr, flags);
+
+	return repr;
+}
+
+static gchar *
+sp_polyline_description(SPItem *item)
+{
+	return g_strdup(_("<b>Polyline</b>"));
+}