gimp/app/widgets/gimppreviewrenderer.h

149 lines
4.6 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimppreview.h
* Copyright (C) 2001 Michael Natterer
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __GIMP_PREVIEW_H__
#define __GIMP_PREVIEW_H__
#include <gtk/gtkpreview.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define GIMP_TYPE_PREVIEW (gimp_preview_get_type ())
#define GIMP_PREVIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_PREVIEW, GimpPreview))
#define GIMP_PREVIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_PREVIEW, GimpPreviewClass))
#define GIMP_IS_PREVIEW(obj) (G_TYPE_CHECK_INSTANCE_TYPE (obj, GIMP_TYPE_PREVIEW))
#define GIMP_IS_PREVIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_PREVIEW))
#define GIMP_PREVIEW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_PREVIEW, GimpPreviewClass))
typedef struct _GimpPreviewClass GimpPreviewClass;
struct _GimpPreview
{
GtkPreview parent_instance;
GimpViewable *viewable;
gint width;
gint height;
gint border_width;
gboolean dot_for_dot;
GimpRGB border_color;
gboolean is_popup;
gboolean clickable;
gboolean show_popup;
/*< private >*/
gint size;
gboolean in_button;
guint press_state;
guint idle_id;
guint popup_id;
gint popup_x;
gint popup_y;
};
struct _GimpPreviewClass
{
GtkPreviewClass parent_class;
/* signals */
void (* clicked) (GimpPreview *preview);
void (* double_clicked) (GimpPreview *preview);
void (* extended_clicked) (GimpPreview *preview,
guint modifier_state);
void (* context) (GimpPreview *preview);
/* virtual functions */
void (* render) (GimpPreview *preview);
void (* get_size) (GimpPreview *preview,
gint size,
gint *width,
gint *height);
gboolean (* needs_popup) (GimpPreview *preview);
GtkWidget * (* create_popup) (GimpPreview *preview);
};
GType gimp_preview_get_type (void);
GtkWidget * gimp_preview_new (GimpViewable *viewable,
gint size,
gint border_width,
gboolean is_popup);
GtkWidget * gimp_preview_new_full (GimpViewable *viewable,
gint width,
gint height,
gint border_width,
gboolean is_popup,
gboolean clickable,
gboolean show_popup);
void gimp_preview_set_viewable (GimpPreview *preview,
GimpViewable *viewable);
void gimp_preview_set_size (GimpPreview *preview,
gint size,
gint border_width);
void gimp_preview_set_size_full (GimpPreview *preview,
gint width,
gint height,
gint border_width);
void gimp_preview_set_dot_for_dot (GimpPreview *preview,
gboolean dot_for_dot);
void gimp_preview_set_border_color (GimpPreview *preview,
const GimpRGB *border_color);
void gimp_preview_render (GimpPreview *preview);
/* protected */
void gimp_preview_calc_size (GimpPreview *preview,
gint aspect_width,
gint aspect_height,
gint width,
gint height,
gdouble xresolution,
gdouble yresolution,
gint *return_width,
gint *return_height,
gboolean *scaling_up);
void gimp_preview_render_and_flush (GimpPreview *preview,
TempBuf *temp_buf,
gint channel);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GIMP_PREVIEW_H__ */