Initial checkin of Pika from heckimp

2023-09-25 15:35:21 -07:00
commit 891e999216
6761 changed files with 5240685 additions and 0 deletions
--- a/libpikawidgets/pikaruler.h
+++ b/libpikawidgets/pikaruler.h
@ -0,0 +1,88 @@
+/* LIBPIKA - The PIKA Library
+ * Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
+ *
+ * This library is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.  If not, see
+ * <https://www.gnu.org/licenses/>.
+ */
+
+#if !defined (__PIKA_WIDGETS_H_INSIDE__) && !defined (PIKA_WIDGETS_COMPILATION)
+#error "Only <libpikawidgets/pikawidgets.h> can be included directly."
+#endif
+
+#ifndef __PIKA_RULER_H__
+#define __PIKA_RULER_H__
+
+G_BEGIN_DECLS
+
+#define PIKA_TYPE_RULER            (pika_ruler_get_type ())
+#define PIKA_RULER(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), PIKA_TYPE_RULER, PikaRuler))
+#define PIKA_RULER_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), PIKA_TYPE_RULER, PikaRulerClass))
+#define PIKA_IS_RULER(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), PIKA_TYPE_RULER))
+#define PIKA_IS_RULER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), PIKA_TYPE_RULER))
+#define PIKA_RULER_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), PIKA_TYPE_RULER, PikaRulerClass))
+
+
+typedef struct _PikaRulerPrivate PikaRulerPrivate;
+typedef struct _PikaRulerClass   PikaRulerClass;
+
+struct _PikaRuler
+{
+  GtkWidget         parent_instance;
+
+  PikaRulerPrivate *priv;
+};
+
+struct _PikaRulerClass
+{
+  GtkWidgetClass  parent_class;
+
+  /* Padding for future expansion */
+  void (*_pika_reserved1) (void);
+  void (*_pika_reserved2) (void);
+  void (*_pika_reserved3) (void);
+  void (*_pika_reserved4) (void);
+  void (*_pika_reserved5) (void);
+  void (*_pika_reserved6) (void);
+  void (*_pika_reserved7) (void);
+  void (*_pika_reserved8) (void);
+};
+
+
+GType       pika_ruler_get_type            (void) G_GNUC_CONST;
+
+GtkWidget * pika_ruler_new                 (GtkOrientation  orientation);
+
+void        pika_ruler_add_track_widget    (PikaRuler      *ruler,
+                                            GtkWidget      *widget);
+void        pika_ruler_remove_track_widget (PikaRuler      *ruler,
+                                            GtkWidget      *widget);
+
+void        pika_ruler_set_unit            (PikaRuler      *ruler,
+                                            PikaUnit        unit);
+PikaUnit    pika_ruler_get_unit            (PikaRuler      *ruler);
+void        pika_ruler_set_position        (PikaRuler      *ruler,
+                                            gdouble         position);
+gdouble     pika_ruler_get_position        (PikaRuler      *ruler);
+void        pika_ruler_set_range           (PikaRuler      *ruler,
+                                            gdouble         lower,
+                                            gdouble         upper,
+                                            gdouble         max_size);
+void        pika_ruler_get_range           (PikaRuler      *ruler,
+                                            gdouble        *lower,
+                                            gdouble        *upper,
+                                            gdouble        *max_size);
+
+G_END_DECLS
+
+#endif /* __PIKA_RULER_H__ */