/* 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) 1995-1997 Spencer Kimball and Peter Mattis * * pikaviewable.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 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 . */ #ifndef __PIKA_VIEWABLE_H__ #define __PIKA_VIEWABLE_H__ #include "pikaobject.h" #define PIKA_VIEWABLE_MAX_PREVIEW_SIZE 2048 #define PIKA_VIEWABLE_MAX_POPUP_SIZE 256 #define PIKA_VIEWABLE_MAX_BUTTON_SIZE 64 #define PIKA_VIEWABLE_MAX_MENU_SIZE 48 #define PIKA_TYPE_VIEWABLE (pika_viewable_get_type ()) #define PIKA_VIEWABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_VIEWABLE, PikaViewable)) #define PIKA_VIEWABLE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_VIEWABLE, PikaViewableClass)) #define PIKA_IS_VIEWABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_VIEWABLE)) #define PIKA_IS_VIEWABLE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_VIEWABLE)) #define PIKA_VIEWABLE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_VIEWABLE, PikaViewableClass)) typedef struct _PikaViewableClass PikaViewableClass; struct _PikaViewable { PikaObject parent_instance; }; struct _PikaViewableClass { PikaObjectClass parent_class; const gchar *default_icon_name; const gchar *name_changed_signal; gboolean name_editable; /* signals */ void (* invalidate_preview) (PikaViewable *viewable); void (* size_changed) (PikaViewable *viewable); void (* expanded_changed) (PikaViewable *viewable); void (* ancestry_changed) (PikaViewable *viewable); /* virtual functions */ gboolean (* get_size) (PikaViewable *viewable, gint *width, gint *height); void (* get_preview_size) (PikaViewable *viewable, gint size, gboolean is_popup, gboolean dot_for_dot, gint *width, gint *height); gboolean (* get_popup_size) (PikaViewable *viewable, gint width, gint height, gboolean dot_for_dot, gint *popup_width, gint *popup_height); PikaTempBuf * (* get_preview) (PikaViewable *viewable, PikaContext *context, gint width, gint height); PikaTempBuf * (* get_new_preview) (PikaViewable *viewable, PikaContext *context, gint width, gint height); GdkPixbuf * (* get_pixbuf) (PikaViewable *viewable, PikaContext *context, gint width, gint height); GdkPixbuf * (* get_new_pixbuf) (PikaViewable *viewable, PikaContext *context, gint width, gint height); gchar * (* get_description) (PikaViewable *viewable, gchar **tooltip); gboolean (* is_name_editable) (PikaViewable *viewable); void (* preview_freeze) (PikaViewable *viewable); void (* preview_thaw) (PikaViewable *viewable); PikaContainer * (* get_children) (PikaViewable *viewable); void (* set_expanded) (PikaViewable *viewable, gboolean expand); gboolean (* get_expanded) (PikaViewable *viewable); }; GType pika_viewable_get_type (void) G_GNUC_CONST; void pika_viewable_invalidate_preview (PikaViewable *viewable); void pika_viewable_size_changed (PikaViewable *viewable); void pika_viewable_expanded_changed (PikaViewable *viewable); void pika_viewable_calc_preview_size (gint aspect_width, gint aspect_height, gint width, gint height, gboolean dot_for_dot, gdouble xresolution, gdouble yresolution, gint *return_width, gint *return_height, gboolean *scaling_up); gboolean pika_viewable_get_size (PikaViewable *viewable, gint *width, gint *height); void pika_viewable_get_preview_size (PikaViewable *viewable, gint size, gboolean popup, gboolean dot_for_dot, gint *width, gint *height); gboolean pika_viewable_get_popup_size (PikaViewable *viewable, gint width, gint height, gboolean dot_for_dot, gint *popup_width, gint *popup_height); PikaTempBuf * pika_viewable_get_preview (PikaViewable *viewable, PikaContext *context, gint width, gint height); PikaTempBuf * pika_viewable_get_new_preview (PikaViewable *viewable, PikaContext *context, gint width, gint height); PikaTempBuf * pika_viewable_get_dummy_preview (PikaViewable *viewable, gint width, gint height, const Babl *format); GdkPixbuf * pika_viewable_get_pixbuf (PikaViewable *viewable, PikaContext *context, gint width, gint height); GdkPixbuf * pika_viewable_get_new_pixbuf (PikaViewable *viewable, PikaContext *context, gint width, gint height); GdkPixbuf * pika_viewable_get_dummy_pixbuf (PikaViewable *viewable, gint width, gint height, gboolean with_alpha); gchar * pika_viewable_get_description (PikaViewable *viewable, gchar **tooltip); gboolean pika_viewable_is_name_editable (PikaViewable *viewable); const gchar * pika_viewable_get_icon_name (PikaViewable *viewable); void pika_viewable_set_icon_name (PikaViewable *viewable, const gchar *icon_name); void pika_viewable_preview_freeze (PikaViewable *viewable); void pika_viewable_preview_thaw (PikaViewable *viewable); gboolean pika_viewable_preview_is_frozen (PikaViewable *viewable); PikaViewable * pika_viewable_get_parent (PikaViewable *viewable); void pika_viewable_set_parent (PikaViewable *viewable, PikaViewable *parent); gint pika_viewable_get_depth (PikaViewable *viewable); PikaContainer * pika_viewable_get_children (PikaViewable *viewable); gboolean pika_viewable_get_expanded (PikaViewable *viewable); void pika_viewable_set_expanded (PikaViewable *viewable, gboolean expanded); gboolean pika_viewable_is_ancestor (PikaViewable *ancestor, PikaViewable *descendant); #endif /* __PIKA_VIEWABLE_H__ */