From c90e014d6156ac43c515f7e37b15a57237338e3e Mon Sep 17 00:00:00 2001 From: Benjamin Otte Date: Wed, 13 Oct 2010 17:20:00 +0200 Subject: gnome-canvas: Remove GnomeCanvasPolygon It's unused and has an ugly API. We can redo it later if we need it. --- libgnomecanvas/gnome-canvas-polygon.c | 236 ---------------------------------- 1 file changed, 236 deletions(-) delete mode 100644 libgnomecanvas/gnome-canvas-polygon.c (limited to 'libgnomecanvas/gnome-canvas-polygon.c') diff --git a/libgnomecanvas/gnome-canvas-polygon.c b/libgnomecanvas/gnome-canvas-polygon.c deleted file mode 100644 index 90ae40fe5e..0000000000 --- a/libgnomecanvas/gnome-canvas-polygon.c +++ /dev/null @@ -1,236 +0,0 @@ -/* - * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation - * All rights reserved. - * - * This file is part of the Gnome Library. - * - * The Gnome Library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * The Gnome Library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with the Gnome Library; see the file COPYING.LIB. If not, - * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ -/* - @NOTATION@ - */ -/* Polygon item type for GnomeCanvas widget - * - * GnomeCanvas is basically a port of the Tk toolkit's most excellent canvas widget. Tk is - * copyrighted by the Regents of the University of California, Sun Microsystems, and other parties. - * - * Author: Federico Mena - * Rusty Conover - */ - -#include -#include -#include -#include -#include -#include -#include -#include "libgnomecanvas.h" - -#include "gnome-canvas-shape.h" - -#define NUM_STATIC_POINTS 256 /* Number of static points to use to avoid allocating arrays */ - -enum { - PROP_0, - PROP_POINTS -}; - -static void gnome_canvas_polygon_class_init (GnomeCanvasPolygonClass *class); -static void gnome_canvas_polygon_init (GnomeCanvasPolygon *poly); -static void gnome_canvas_polygon_destroy (GnomeCanvasItem *object); -static void gnome_canvas_polygon_set_property (GObject *object, - guint param_id, - const GValue *value, - GParamSpec *pspec); -static void gnome_canvas_polygon_get_property (GObject *object, - guint param_id, - GValue *value, - GParamSpec *pspec); - -static void gnome_canvas_polygon_update (GnomeCanvasItem *item, gdouble *affine, ArtSVP *clip_path, gint flags); - -static GnomeCanvasItemClass *parent_class; - -GType -gnome_canvas_polygon_get_type (void) -{ - static GType polygon_type; - - if (!polygon_type) { - const GTypeInfo object_info = { - sizeof (GnomeCanvasPolygonClass), - (GBaseInitFunc) NULL, - (GBaseFinalizeFunc) NULL, - (GClassInitFunc) gnome_canvas_polygon_class_init, - (GClassFinalizeFunc) NULL, - NULL, /* class_data */ - sizeof (GnomeCanvasPolygon), - 0, /* n_preallocs */ - (GInstanceInitFunc) gnome_canvas_polygon_init, - NULL /* value_table */ - }; - - polygon_type = g_type_register_static (GNOME_TYPE_CANVAS_SHAPE, "GnomeCanvasPolygon", - &object_info, 0); - } - - return polygon_type; -} - -static void -gnome_canvas_polygon_class_init (GnomeCanvasPolygonClass *class) -{ - GObjectClass *object_class; - GnomeCanvasItemClass *item_class; - - object_class = (GObjectClass *) class; - item_class = (GnomeCanvasItemClass *) class; - - parent_class = g_type_class_peek_parent (class); - - object_class->set_property = gnome_canvas_polygon_set_property; - object_class->get_property = gnome_canvas_polygon_get_property; - - g_object_class_install_property - (object_class, - PROP_POINTS, - g_param_spec_boxed ("points", NULL, NULL, - GNOME_TYPE_CANVAS_POINTS, - (G_PARAM_READABLE | G_PARAM_WRITABLE))); - - item_class->destroy = gnome_canvas_polygon_destroy; - item_class->update = gnome_canvas_polygon_update; -} - -static void -gnome_canvas_polygon_init (GnomeCanvasPolygon *poly) -{ - poly->path_def = NULL; -} - -static void -gnome_canvas_polygon_destroy (GnomeCanvasItem *object) -{ - GnomeCanvasPolygon *poly; - - g_return_if_fail (object != NULL); - g_return_if_fail (GNOME_IS_CANVAS_POLYGON (object)); - - poly = GNOME_CANVAS_POLYGON (object); - - /* remember, destroy can be run multiple times! */ - - if (poly->path_def) - gnome_canvas_path_def_unref (poly->path_def); - - poly->path_def = NULL; - - if (GNOME_CANVAS_ITEM_CLASS (parent_class)->destroy) - GNOME_CANVAS_ITEM_CLASS (parent_class)->destroy (object); -} - -static void -set_points (GnomeCanvasPolygon *poly, GnomeCanvasPoints *points) -{ - gint i; - - if (poly->path_def) - gnome_canvas_path_def_unref (poly->path_def); - - if (!points) { - poly->path_def = gnome_canvas_path_def_new (); - gnome_canvas_shape_set_path_def (GNOME_CANVAS_SHAPE (poly), poly->path_def); - return; - } - - /* Optomize the path def to the number of points */ - poly->path_def = gnome_canvas_path_def_new_sized (points->num_points+1); - -#if 0 - /* No need for explicit duplicate, as closepaths does it for us (Lauris) */ - /* See if we need to duplicate the first point */ - duplicate = ((points->coords[0] != points->coords[2 * points->num_points - 2]) - || (points->coords[1] != points->coords[2 * points->num_points - 1])); -#endif - - gnome_canvas_path_def_moveto (poly->path_def, points->coords[0], points->coords[1]); - - for (i = 1; i < points->num_points; i++) { - gnome_canvas_path_def_lineto (poly->path_def, points->coords[i * 2], points->coords[(i * 2) + 1]); - } - - gnome_canvas_path_def_closepath (poly->path_def); - - gnome_canvas_shape_set_path_def (GNOME_CANVAS_SHAPE (poly), poly->path_def); -} - -static void -gnome_canvas_polygon_set_property (GObject *object, - guint param_id, - const GValue *value, - GParamSpec *pspec) -{ - GnomeCanvasItem *item; - GnomeCanvasPolygon *poly; - GnomeCanvasPoints *points; - - g_return_if_fail (object != NULL); - g_return_if_fail (GNOME_IS_CANVAS_POLYGON (object)); - - item = GNOME_CANVAS_ITEM (object); - poly = GNOME_CANVAS_POLYGON (object); - - switch (param_id) { - case PROP_POINTS: - points = g_value_get_boxed (value); - - set_points (poly, points); - - gnome_canvas_item_request_update (item); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec); - break; - } -} - -static void -gnome_canvas_polygon_get_property (GObject *object, - guint param_id, - GValue *value, - GParamSpec *pspec) -{ - g_return_if_fail (object != NULL); - g_return_if_fail (GNOME_IS_CANVAS_POLYGON (object)); - - switch (param_id) { - case PROP_POINTS: - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec); - break; - } -} - -static void -gnome_canvas_polygon_update (GnomeCanvasItem *item, gdouble *affine, ArtSVP *clip_path, gint flags) -{ - /* Since the path has already been defined just pass the update up. */ - - if (parent_class->update) - (* parent_class->update) (item, affine, clip_path, flags); -} -- cgit v1.2.3