PIKApp/app/widgets/pikaviewrenderer.h

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2023-09-26 00:35:21 +02:00
/* PIKA - Photo and Image Kooker Application
* a rebranding of The GNU Image Manipulation Program (created with heckimp)
* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
*
* Original copyright, applying to most contents (license remains unchanged):
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* pikaviewrenderer.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 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 __PIKA_VIEW_RENDERER_H__
#define __PIKA_VIEW_RENDERER_H__
#define PIKA_VIEW_MAX_BORDER_WIDTH 16
#define PIKA_TYPE_VIEW_RENDERER (pika_view_renderer_get_type ())
#define PIKA_VIEW_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_VIEW_RENDERER, PikaViewRenderer))
#define PIKA_VIEW_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_VIEW_RENDERER, PikaViewRendererClass))
#define PIKA_IS_VIEW_RENDERER(obj) (G_TYPE_CHECK_INSTANCE_TYPE (obj, PIKA_TYPE_VIEW_RENDERER))
#define PIKA_IS_VIEW_RENDERER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_VIEW_RENDERER))
#define PIKA_VIEW_RENDERER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_VIEW_RENDERER, PikaViewRendererClass))
typedef struct _PikaViewRendererPrivate PikaViewRendererPrivate;
typedef struct _PikaViewRendererClass PikaViewRendererClass;
struct _PikaViewRenderer
{
GObject parent_instance;
PikaContext *context;
GType viewable_type;
PikaViewable *viewable;
gint width;
gint height;
gint border_width;
guint dot_for_dot : 1;
guint is_popup : 1;
PikaViewBorderType border_type;
PikaRGB border_color;
/*< protected >*/
cairo_surface_t *surface;
gint size;
/*< private >*/
PikaViewRendererPrivate *priv;
};
struct _PikaViewRendererClass
{
GObjectClass parent_class;
GdkPixbuf *frame;
gint frame_left;
gint frame_right;
gint frame_bottom;
gint frame_top;
/* signals */
void (* update) (PikaViewRenderer *renderer);
/* virtual functions */
void (* set_context) (PikaViewRenderer *renderer,
PikaContext *context);
void (* invalidate) (PikaViewRenderer *renderer);
void (* draw) (PikaViewRenderer *renderer,
GtkWidget *widget,
cairo_t *cr,
gint available_width,
gint available_height);
void (* render) (PikaViewRenderer *renderer,
GtkWidget *widget);
};
GType pika_view_renderer_get_type (void) G_GNUC_CONST;
PikaViewRenderer * pika_view_renderer_new (PikaContext *context,
GType viewable_type,
gint size,
gint border_width,
gboolean is_popup);
PikaViewRenderer * pika_view_renderer_new_full (PikaContext *context,
GType viewable_type,
gint width,
gint height,
gint border_width,
gboolean is_popup);
void pika_view_renderer_set_context (PikaViewRenderer *renderer,
PikaContext *context);
void pika_view_renderer_set_viewable (PikaViewRenderer *renderer,
PikaViewable *viewable);
void pika_view_renderer_set_size (PikaViewRenderer *renderer,
gint size,
gint border_width);
void pika_view_renderer_set_size_full (PikaViewRenderer *renderer,
gint width,
gint height,
gint border_width);
void pika_view_renderer_set_dot_for_dot (PikaViewRenderer *renderer,
gboolean dot_for_dot);
void pika_view_renderer_set_border_type (PikaViewRenderer *renderer,
PikaViewBorderType border_type);
void pika_view_renderer_set_border_color (PikaViewRenderer *renderer,
const PikaRGB *border_color);
void pika_view_renderer_set_background (PikaViewRenderer *renderer,
const gchar *icon_name);
void pika_view_renderer_set_color_config (PikaViewRenderer *renderer,
PikaColorConfig *color_config);
void pika_view_renderer_invalidate (PikaViewRenderer *renderer);
void pika_view_renderer_update (PikaViewRenderer *renderer);
void pika_view_renderer_update_idle (PikaViewRenderer *renderer);
void pika_view_renderer_remove_idle (PikaViewRenderer *renderer);
void pika_view_renderer_draw (PikaViewRenderer *renderer,
GtkWidget *widget,
cairo_t *cr,
gint available_width,
gint available_height);
/* protected */
void pika_view_renderer_render_temp_buf_simple (PikaViewRenderer *renderer,
GtkWidget *widget,
PikaTempBuf *temp_buf);
void pika_view_renderer_render_temp_buf (PikaViewRenderer *renderer,
GtkWidget *widget,
PikaTempBuf *temp_buf,
gint temp_buf_x,
gint temp_buf_y,
gint channel,
PikaViewBG inside_bg,
PikaViewBG outside_bg);
void pika_view_renderer_render_pixbuf (PikaViewRenderer *renderer,
GtkWidget *widget,
GdkPixbuf *pixbuf);
void pika_view_renderer_render_icon (PikaViewRenderer *renderer,
GtkWidget *widget,
const gchar *icon_name);
PikaColorTransform *
pika_view_renderer_get_color_transform (PikaViewRenderer *renderer,
GtkWidget *widget,
const Babl *src_format,
const Babl *dest_format);
void pika_view_renderer_free_color_transform (PikaViewRenderer *renderer);
#endif /* __PIKA_VIEW_RENDERER_H__ */