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/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* gimpviewrenderer.h
* Copyright (C) 2003 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 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_VIEW_RENDERER_H__
#define __GIMP_VIEW_RENDERER_H__
#define GIMP_VIEW_MAX_BORDER_WIDTH 16
#define GIMP_TYPE_VIEW_RENDERER (gimp_view_renderer_get_type ())
#define GIMP_VIEW_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GIMP_TYPE_VIEW_RENDERER, GimpViewRenderer))
#define GIMP_VIEW_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GIMP_TYPE_VIEW_RENDERER, GimpViewRendererClass))
#define GIMP_IS_VIEW_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_TYPE (obj, GIMP_TYPE_VIEW_RENDERER))
#define GIMP_IS_VIEW_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GIMP_TYPE_VIEW_RENDERER))
#define GIMP_VIEW_RENDERER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GIMP_TYPE_VIEW_RENDERER, GimpViewRendererClass))
typedef struct _GimpViewRendererClass GimpViewRendererClass;
struct _GimpViewRenderer
{
GObject parent_instance;
GType viewable_type;
GimpViewable *viewable;
gint width;
gint height;
gint border_width;
gboolean dot_for_dot;
gboolean is_popup;
GimpViewBorderType border_type;
GimpRGB border_color;
GdkGC *gc;
/*< private >*/
guchar *buffer;
gint rowstride;
gint bytes;
GdkPixbuf *pixbuf;
gchar *bg_stock_id;
gint size;
gboolean needs_render;
guint idle_id;
};
struct _GimpViewRendererClass
{
GObjectClass parent_class;
GdkPixbuf *frame;
gint frame_left;
gint frame_right;
gint frame_bottom;
gint frame_top;
/* signals */
void (* update) (GimpViewRenderer *renderer);
/* virtual functions */
void (* draw) (GimpViewRenderer *renderer,
GdkWindow *window,
GtkWidget *widget,
const GdkRectangle *draw_area,
const GdkRectangle *expose_area);
void (* render) (GimpViewRenderer *renderer,
GtkWidget *widget);
};
GType gimp_view_renderer_get_type (void) G_GNUC_CONST;
GimpViewRenderer * gimp_view_renderer_new (GType viewable_type,
gint size,
gint border_width,
gboolean is_popup);
GimpViewRenderer * gimp_view_renderer_new_full (GType viewable_type,
gint width,
gint height,
gint border_width,
gboolean is_popup);
void gimp_view_renderer_set_viewable (GimpViewRenderer *renderer,
GimpViewable *viewable);
void gimp_view_renderer_set_size (GimpViewRenderer *renderer,
gint size,
gint border_width);
void gimp_view_renderer_set_size_full (GimpViewRenderer *renderer,
gint width,
gint height,
gint border_width);
void gimp_view_renderer_set_dot_for_dot (GimpViewRenderer *renderer,
gboolean dot_for_dot);
void gimp_view_renderer_set_border_type (GimpViewRenderer *renderer,
GimpViewBorderType border_type);
void gimp_view_renderer_set_border_color (GimpViewRenderer *renderer,
const GimpRGB *border_color);
void gimp_view_renderer_set_background (GimpViewRenderer *renderer,
const gchar *stock_id);
void gimp_view_renderer_unrealize (GimpViewRenderer *renderer);
void gimp_view_renderer_invalidate (GimpViewRenderer *renderer);
void gimp_view_renderer_update (GimpViewRenderer *renderer);
void gimp_view_renderer_update_idle (GimpViewRenderer *renderer);
void gimp_view_renderer_remove_idle (GimpViewRenderer *renderer);
void gimp_view_renderer_draw (GimpViewRenderer *renderer,
GdkWindow *window,
GtkWidget *widget,
const GdkRectangle *draw_area,
const GdkRectangle *expose_area);
/* protected */
void gimp_view_renderer_default_render_buffer (GimpViewRenderer *renderer,
GtkWidget *widget,
TempBuf *temp_buf);
void gimp_view_renderer_default_render_stock (GimpViewRenderer *renderer,
GtkWidget *widget,
const gchar *stock_id);
void gimp_view_renderer_render_buffer (GimpViewRenderer *renderer,
TempBuf *temp_buf,
gint channel,
GimpViewBG inside_bg,
GimpViewBG outside_bg);
void gimp_view_renderer_render_pixbuf (GimpViewRenderer *renderer,
GdkPixbuf *pixbuf);
/* general purpose temp_buf to buffer projection function */
void gimp_view_render_to_buffer (TempBuf *temp_buf,
gint channel,
GimpViewBG inside_bg,
GimpViewBG outside_bg,
guchar *dest_buffer,
gint dest_width,
gint dest_height,
gint dest_rowstride,
gint dest_bytes);
#endif /* __GIMP_VIEW_RENDERER_H__ */
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