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canvas-arena.h

#ifndef __SP_CANVAS_ARENA_H__
#define __SP_CANVAS_ARENA_H__

/*
 * RGBA display list system for inkscape
 *
 * Author:
 *   Lauris Kaplinski <lauris@kaplinski.com>
 *
 * Copyright (C) 2001-2002 Lauris Kaplinski
 * Copyright (C) 2001 Ximian, Inc.
 *
 * Released under GNU GPL, read the file 'COPYING' for more information
 */

struct SPCanvasArena;
struct SPCanvasArenaClass;

#define SP_TYPE_CANVAS_ARENA (sp_canvas_arena_get_type ())
#define SP_CANVAS_ARENA(obj) (GTK_CHECK_CAST ((obj), SP_TYPE_CANVAS_ARENA, SPCanvasArena))
#define SP_CANVAS_ARENA_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), SP_TYPE_CANVAS_ARENA, SPCanvasArenaClass))
#define SP_IS_CANVAS_ARENA(obj) (GTK_CHECK_TYPE ((obj), SP_TYPE_CANVAS_ARENA))
#define SP_IS_CANVAS_ARENA_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), SP_TYPE_CANVAS_ARENA))

#include "../display/sp-canvas.h"
#include "nr-arena-item.h"

struct SPCanvasArena {
      SPCanvasItem item;

      guint cursor : 1;
      guint sticky : 1;
      NR::Point c; // what is this?

      NRArena *arena;
      NRArenaItem *root;
      NRGC gc;

      NRArenaItem *active;
      /* fixme: */
      NRArenaItem *picked;
      gdouble delta;
};

struct SPCanvasArenaClass {
      SPCanvasItemClass parent_class;

      gint (* arena_event) (SPCanvasArena *carena, NRArenaItem *item, GdkEvent *event);
};

GtkType sp_canvas_arena_get_type (void);

void sp_canvas_arena_set_pick_delta (SPCanvasArena *ca, gdouble delta);
void sp_canvas_arena_set_sticky (SPCanvasArena *ca, gboolean sticky);

void sp_canvas_arena_render_pixblock (SPCanvasArena *ca, NRPixBlock *pb);

#endif

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