extern "C" {

#endif

/* "Small" value used by canvas stuff */

#define EEL_CANVAS_EPSILON 1e-10

/* Macros for building colors that fit in a 32-bit integer. The values are in

* [0, 255].

*/

| (((int) (b) & 0xff) << 8) \

| ((int) (a) & 0xff))

typedef struct _EelCanvas EelCanvas;

typedef struct _EelCanvasClass EelCanvasClass;

typedef struct _EelCanvasItem EelCanvasItem;

typedef struct _EelCanvasGroup EelCanvasGroup;

typedef struct _EelCanvasGroupClass EelCanvasGroupClass;

/* EelCanvasItem - base item class for canvas items

*

* All canvas items are derived from EelCanvasItem. The only information a

#define EEL_IS_CANVAS_ITEM_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), EEL_TYPE_CANVAS_ITEM))

#define EEL_CANVAS_ITEM_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), EEL_TYPE_CANVAS_ITEM, EelCanvasItemClass))

struct _EelCanvasItem

{

GInitiallyUnowned object;

gpointer spare_vmethods [4];

};

/* Standard Gtk function */

GType eel_canvas_item_get_type (void) G_GNUC_CONST;

void eel_canvas_item_send_behind (EelCanvasItem *item,

EelCanvasItem *behind_item);

/* Show an item (make it visible). If the item is already shown, it has no

* effect.

*/

* y double RW Y coordinate of group's origin

*/

#define EEL_TYPE_CANVAS_GROUP (eel_canvas_group_get_type ())

#define EEL_CANVAS_GROUP(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), EEL_TYPE_CANVAS_GROUP, EelCanvasGroup))

#define EEL_CANVAS_GROUP_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), EEL_TYPE_CANVAS_GROUP, EelCanvasGroupClass))

#define EEL_IS_CANVAS_GROUP_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), EEL_TYPE_CANVAS_GROUP))

#define EEL_CANVAS_GROUP_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), EEL_TYPE_CANVAS_GROUP, EelCanvasGroupClass))

struct _EelCanvasGroup

{

EelCanvasItem item;

EelCanvasItemClass parent_class;

};

/* Standard Gtk function */

GType eel_canvas_group_get_type (void) G_GNUC_CONST;

/*** EelCanvas ***/

#define EEL_TYPE_CANVAS (eel_canvas_get_type ())

#define EEL_CANVAS(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), EEL_TYPE_CANVAS, EelCanvas))

#define EEL_CANVAS_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), EEL_TYPE_CANVAS, EelCanvasClass))

#define EEL_IS_CANVAS_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), EEL_TYPE_CANVAS))

#define EEL_CANVAS_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), EEL_TYPE_CANVAS, EelCanvasClass))

struct _EelCanvas

{

GtkLayout layout;

gpointer spare_vmethods [4];

};

/* Standard Gtk function */

GType eel_canvas_get_type (void) G_GNUC_CONST;