206 lines
10 KiB
C
206 lines
10 KiB
C
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/* PIKA - Photo and Image Kooker Application
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* a rebranding of The GNU Image Manipulation Program (created with heckimp)
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* A derived work which may be trivial. However, any changes may be (C)2023 by Aldercone Studio
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*
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* Original copyright, applying to most contents (license remains unchanged):
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* Copyright (C) 1995-1997 Spencer Kimball and Peter Mattis
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*
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* pikaviewable.h
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* Copyright (C) 2001 Michael Natterer <mitch@gimp.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __PIKA_VIEWABLE_H__
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#define __PIKA_VIEWABLE_H__
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#include "pikaobject.h"
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#define PIKA_VIEWABLE_MAX_PREVIEW_SIZE 2048
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#define PIKA_VIEWABLE_MAX_POPUP_SIZE 256
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#define PIKA_VIEWABLE_MAX_BUTTON_SIZE 64
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#define PIKA_VIEWABLE_MAX_MENU_SIZE 48
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#define PIKA_TYPE_VIEWABLE (pika_viewable_get_type ())
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#define PIKA_VIEWABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_VIEWABLE, PikaViewable))
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#define PIKA_VIEWABLE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_VIEWABLE, PikaViewableClass))
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#define PIKA_IS_VIEWABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_VIEWABLE))
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#define PIKA_IS_VIEWABLE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_VIEWABLE))
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#define PIKA_VIEWABLE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_VIEWABLE, PikaViewableClass))
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typedef struct _PikaViewableClass PikaViewableClass;
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struct _PikaViewable
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{
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PikaObject parent_instance;
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};
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struct _PikaViewableClass
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{
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PikaObjectClass parent_class;
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const gchar *default_icon_name;
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const gchar *name_changed_signal;
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gboolean name_editable;
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/* signals */
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void (* invalidate_preview) (PikaViewable *viewable);
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void (* size_changed) (PikaViewable *viewable);
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void (* expanded_changed) (PikaViewable *viewable);
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void (* ancestry_changed) (PikaViewable *viewable);
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/* virtual functions */
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gboolean (* get_size) (PikaViewable *viewable,
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gint *width,
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gint *height);
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void (* get_preview_size) (PikaViewable *viewable,
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gint size,
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gboolean is_popup,
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gboolean dot_for_dot,
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gint *width,
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gint *height);
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gboolean (* get_popup_size) (PikaViewable *viewable,
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gint width,
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gint height,
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gboolean dot_for_dot,
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gint *popup_width,
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gint *popup_height);
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PikaTempBuf * (* get_preview) (PikaViewable *viewable,
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PikaContext *context,
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gint width,
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gint height);
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PikaTempBuf * (* get_new_preview) (PikaViewable *viewable,
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PikaContext *context,
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gint width,
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gint height);
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GdkPixbuf * (* get_pixbuf) (PikaViewable *viewable,
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PikaContext *context,
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gint width,
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gint height);
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GdkPixbuf * (* get_new_pixbuf) (PikaViewable *viewable,
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PikaContext *context,
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gint width,
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gint height);
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gchar * (* get_description) (PikaViewable *viewable,
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gchar **tooltip);
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gboolean (* is_name_editable) (PikaViewable *viewable);
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void (* preview_freeze) (PikaViewable *viewable);
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void (* preview_thaw) (PikaViewable *viewable);
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PikaContainer * (* get_children) (PikaViewable *viewable);
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void (* set_expanded) (PikaViewable *viewable,
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gboolean expand);
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gboolean (* get_expanded) (PikaViewable *viewable);
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};
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GType pika_viewable_get_type (void) G_GNUC_CONST;
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void pika_viewable_invalidate_preview (PikaViewable *viewable);
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void pika_viewable_size_changed (PikaViewable *viewable);
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void pika_viewable_expanded_changed (PikaViewable *viewable);
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void pika_viewable_calc_preview_size (gint aspect_width,
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gint aspect_height,
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gint width,
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gint height,
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gboolean dot_for_dot,
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gdouble xresolution,
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gdouble yresolution,
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gint *return_width,
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gint *return_height,
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gboolean *scaling_up);
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gboolean pika_viewable_get_size (PikaViewable *viewable,
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gint *width,
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gint *height);
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void pika_viewable_get_preview_size (PikaViewable *viewable,
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gint size,
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gboolean popup,
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gboolean dot_for_dot,
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gint *width,
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gint *height);
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gboolean pika_viewable_get_popup_size (PikaViewable *viewable,
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gint width,
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gint height,
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gboolean dot_for_dot,
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gint *popup_width,
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gint *popup_height);
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PikaTempBuf * pika_viewable_get_preview (PikaViewable *viewable,
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PikaContext *context,
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gint width,
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gint height);
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PikaTempBuf * pika_viewable_get_new_preview (PikaViewable *viewable,
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PikaContext *context,
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gint width,
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gint height);
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PikaTempBuf * pika_viewable_get_dummy_preview (PikaViewable *viewable,
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gint width,
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gint height,
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const Babl *format);
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GdkPixbuf * pika_viewable_get_pixbuf (PikaViewable *viewable,
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PikaContext *context,
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gint width,
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gint height);
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GdkPixbuf * pika_viewable_get_new_pixbuf (PikaViewable *viewable,
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PikaContext *context,
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gint width,
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gint height);
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GdkPixbuf * pika_viewable_get_dummy_pixbuf (PikaViewable *viewable,
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gint width,
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gint height,
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gboolean with_alpha);
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gchar * pika_viewable_get_description (PikaViewable *viewable,
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gchar **tooltip);
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gboolean pika_viewable_is_name_editable (PikaViewable *viewable);
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const gchar * pika_viewable_get_icon_name (PikaViewable *viewable);
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void pika_viewable_set_icon_name (PikaViewable *viewable,
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const gchar *icon_name);
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void pika_viewable_preview_freeze (PikaViewable *viewable);
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void pika_viewable_preview_thaw (PikaViewable *viewable);
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gboolean pika_viewable_preview_is_frozen (PikaViewable *viewable);
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PikaViewable * pika_viewable_get_parent (PikaViewable *viewable);
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void pika_viewable_set_parent (PikaViewable *viewable,
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PikaViewable *parent);
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gint pika_viewable_get_depth (PikaViewable *viewable);
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PikaContainer * pika_viewable_get_children (PikaViewable *viewable);
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gboolean pika_viewable_get_expanded (PikaViewable *viewable);
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void pika_viewable_set_expanded (PikaViewable *viewable,
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gboolean expanded);
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gboolean pika_viewable_is_ancestor (PikaViewable *ancestor,
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PikaViewable *descendant);
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#endif /* __PIKA_VIEWABLE_H__ */
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