mirror of https://github.com/GNOME/gimp.git
148 lines
7.1 KiB
C
148 lines
7.1 KiB
C
/* GIMP - The GNU Image Manipulation Program
|
|
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
|
|
*
|
|
* gimpcanvasitem.h
|
|
* Copyright (C) 2010 Michael Natterer <mitch@gimp.org>
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef __GIMP_CANVAS_ITEM_H__
|
|
#define __GIMP_CANVAS_ITEM_H__
|
|
|
|
|
|
#include "core/gimpobject.h"
|
|
|
|
|
|
#define GIMP_TYPE_CANVAS_ITEM (gimp_canvas_item_get_type ())
|
|
#define GIMP_CANVAS_ITEM(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_CANVAS_ITEM, GimpCanvasItem))
|
|
#define GIMP_CANVAS_ITEM_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_CANVAS_ITEM, GimpCanvasItemClass))
|
|
#define GIMP_IS_CANVAS_ITEM(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GIMP_TYPE_CANVAS_ITEM))
|
|
#define GIMP_IS_CANVAS_ITEM_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_CANVAS_ITEM))
|
|
#define GIMP_CANVAS_ITEM_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_CANVAS_ITEM, GimpCanvasItemClass))
|
|
|
|
|
|
typedef struct _GimpCanvasItemPrivate GimpCanvasItemPrivate;
|
|
typedef struct _GimpCanvasItemClass GimpCanvasItemClass;
|
|
|
|
struct _GimpCanvasItem
|
|
{
|
|
GimpObject parent_instance;
|
|
|
|
GimpCanvasItemPrivate *private;
|
|
};
|
|
|
|
struct _GimpCanvasItemClass
|
|
{
|
|
GimpObjectClass parent_class;
|
|
|
|
/* signals */
|
|
void (* update) (GimpCanvasItem *item,
|
|
cairo_region_t *region);
|
|
|
|
/* virtual functions */
|
|
void (* draw) (GimpCanvasItem *item,
|
|
cairo_t *cr);
|
|
cairo_region_t * (* get_extents) (GimpCanvasItem *item);
|
|
|
|
void (* stroke) (GimpCanvasItem *item,
|
|
cairo_t *cr);
|
|
void (* fill) (GimpCanvasItem *item,
|
|
cairo_t *cr);
|
|
|
|
gboolean (* hit) (GimpCanvasItem *item,
|
|
gdouble x,
|
|
gdouble y);
|
|
};
|
|
|
|
|
|
GType gimp_canvas_item_get_type (void) G_GNUC_CONST;
|
|
|
|
GimpDisplayShell * gimp_canvas_item_get_shell (GimpCanvasItem *item);
|
|
GimpImage * gimp_canvas_item_get_image (GimpCanvasItem *item);
|
|
GtkWidget * gimp_canvas_item_get_canvas (GimpCanvasItem *item);
|
|
|
|
void gimp_canvas_item_draw (GimpCanvasItem *item,
|
|
cairo_t *cr);
|
|
cairo_region_t * gimp_canvas_item_get_extents (GimpCanvasItem *item);
|
|
|
|
gboolean gimp_canvas_item_hit (GimpCanvasItem *item,
|
|
gdouble x,
|
|
gdouble y);
|
|
|
|
void gimp_canvas_item_set_visible (GimpCanvasItem *item,
|
|
gboolean visible);
|
|
gboolean gimp_canvas_item_get_visible (GimpCanvasItem *item);
|
|
|
|
void gimp_canvas_item_set_line_cap (GimpCanvasItem *item,
|
|
cairo_line_cap_t line_cap);
|
|
|
|
void gimp_canvas_item_set_highlight (GimpCanvasItem *item,
|
|
gboolean highlight);
|
|
gboolean gimp_canvas_item_get_highlight (GimpCanvasItem *item);
|
|
|
|
void gimp_canvas_item_begin_change (GimpCanvasItem *item);
|
|
void gimp_canvas_item_end_change (GimpCanvasItem *item);
|
|
|
|
void gimp_canvas_item_suspend_stroking (GimpCanvasItem *item);
|
|
void gimp_canvas_item_resume_stroking (GimpCanvasItem *item);
|
|
|
|
void gimp_canvas_item_suspend_filling (GimpCanvasItem *item);
|
|
void gimp_canvas_item_resume_filling (GimpCanvasItem *item);
|
|
|
|
void gimp_canvas_item_transform (GimpCanvasItem *item,
|
|
cairo_t *cr);
|
|
void gimp_canvas_item_transform_xy (GimpCanvasItem *item,
|
|
gdouble x,
|
|
gdouble y,
|
|
gint *tx,
|
|
gint *ty);
|
|
void gimp_canvas_item_transform_xy_f (GimpCanvasItem *item,
|
|
gdouble x,
|
|
gdouble y,
|
|
gdouble *tx,
|
|
gdouble *ty);
|
|
gdouble gimp_canvas_item_transform_distance
|
|
(GimpCanvasItem *item,
|
|
gdouble x1,
|
|
gdouble y1,
|
|
gdouble x2,
|
|
gdouble y2);
|
|
gdouble gimp_canvas_item_transform_distance_square
|
|
(GimpCanvasItem *item,
|
|
gdouble x1,
|
|
gdouble y1,
|
|
gdouble x2,
|
|
gdouble y2);
|
|
void gimp_canvas_item_untransform_viewport
|
|
(GimpCanvasItem *item,
|
|
gint *x,
|
|
gint *y,
|
|
gint *w,
|
|
gint *h);
|
|
|
|
|
|
/* protected */
|
|
|
|
void _gimp_canvas_item_update (GimpCanvasItem *item,
|
|
cairo_region_t *region);
|
|
gboolean _gimp_canvas_item_needs_update (GimpCanvasItem *item);
|
|
void _gimp_canvas_item_stroke (GimpCanvasItem *item,
|
|
cairo_t *cr);
|
|
void _gimp_canvas_item_fill (GimpCanvasItem *item,
|
|
cairo_t *cr);
|
|
|
|
|
|
#endif /* __GIMP_CANVAS_ITEM_H__ */
|